id support for args

refactor: voice join/leave

.eggignore

@@ -0,0 +1,3 @@
+extends .gitignore
+./src/test/**/*
+

.eslintrc.js

@@ -17,6 +17,7 @@ module.exports = {
   },
   plugins: ['@typescript-eslint'],
   rules: {
-    '@typescript-eslint/restrict-template-expressions': 'off'
+    '@typescript-eslint/restrict-template-expressions': 'off',
+    '@typescript-eslint/no-non-null-assertion': 'off'
   }
 }

.github/workflows/deno.yml

@@ -20,14 +20,14 @@ jobs:
 
     strategy:
       matrix:
-        deno: ['v1.x', 'nightly']
+        deno: ['v1.x', 'canary']
 
     steps:
       - name: Setup repo
         uses: actions/checkout@v2
 
       - name: Setup Deno
-        uses: denolib/setup-deno@v2.3.0
+        uses: denoland/setup-deno@main
         with:
           deno-version: ${{ matrix.deno }} # tests across multiple Deno versions
 

.gitignore

@@ -109,6 +109,7 @@ yarn.lock
 
 # PRIVACY XDDDD
 src/test/config.ts
+test/config.ts
 .vscode
 
 # macOS is shit xD
@@ -117,4 +118,4 @@ src/test/config.ts
 # Webstorm dont forget this duude :)
 .idea/
 
-src/test/music.mp3
+src/test/music.mp3

README.md

@@ -3,7 +3,7 @@
 <p align=center><i><b>An easy to use Discord API Library for Deno</b></i></p>
 <p align=center>
 <img src="https://img.shields.io/badge/standard--readme-OK-green.svg?style=for-the-badge"/>
-<a href=https://discord.gg/WVN2JF2FRv>
+<a href=https://discord.gg/harmony>
   <img src="https://img.shields.io/discord/783319033205751809.svg?label=Discord&logo=Discord&colorB=7289da&style=for-the-badge" alt="Support">
  </a>
 </p>
@@ -30,18 +30,24 @@
 
 You can import the package from https://deno.land/x/harmony/mod.ts (with latest version) or can add a version too, and raw GitHub URL (latest unpublished version) https://raw.githubusercontent.com/harmonyland/harmony/main/mod.ts too.
 
+You can also check(not import) the module in https://nest.land/package/harmony (link for importing is in the site).
+
 For a quick example, run this:
 
 ```bash
 deno run --allow-net https://deno.land/x/harmony/examples/ping.ts
 ```
 
-And input your bot's token and Intents.
+And input your bot's token.
 
 Here is a small example of how to use harmony,
 
 ```ts
-import { Client, Message, Intents } from 'https://deno.land/x/harmony/mod.ts'
+import {
+  Client,
+  Message,
+  GatewayIntents
+} from 'https://deno.land/x/harmony/mod.ts'
 
 const client = new Client()
 
@@ -53,13 +59,16 @@ client.on('ready', () => {
 // Listen for event whenever a Message is sent
 client.on('messageCreate', (msg: Message): void => {
   if (msg.content === '!ping') {
-    msg.channel.send(`Pong! WS Ping: ${client.ping}`)
+    msg.channel.send(`Pong! WS Ping: ${client.gateway.ping}`)
   }
 })
 
 // Connect to gateway
-// Replace with your bot's token and intents (Intents.All, Intents.None, Intents.Presence, Intents.GuildMembers)
-client.connect('super secret token comes here', Intents.All)
+client.connect('super secret token comes here', [
+  GatewayIntents.DIRECT_MESSAGES,
+  GatewayIntents.GUILDS,
+  GatewayIntents.GUILD_MESSAGES
+])
 ```
 
 Or with CommandClient!
@@ -69,8 +78,7 @@ import {
   CommandClient,
   Command,
   CommandContext,
-  Message,
-  Intents
+  GatewayIntents
 } from 'https://deno.land/x/harmony/mod.ts'
 
 const client = new CommandClient({
@@ -87,26 +95,29 @@ class PingCommand extends Command {
   name = 'ping'
 
   execute(ctx: CommandContext) {
-    ctx.message.reply(`pong! Ping: ${ctx.client.ping}ms`)
+    ctx.message.reply(`pong! Ping: ${ctx.client.gateway.ping}ms`)
   }
 }
 
 client.commands.add(PingCommand)
 
 // Connect to gateway
-// Replace with your bot's token and intents (Intents.All, Intents.None, Intents.Presence, Intents.GuildMembers)
-client.connect('super secret token comes here', Intents.All)
+client.connect('super secret token comes here', [
+  GatewayIntents.DIRECT_MESSAGES,
+  GatewayIntents.GUILDS,
+  GatewayIntents.GUILD_MESSAGES
+])
 ```
 
 Or with Decorators!
 
 ```ts
 import {
-  Client,
   event,
-  Intents,
+  CommandClient,
   command,
-  CommandContext
+  CommandContext,
+  GatewayIntents
 } from 'https://deno.land/x/harmony/mod.ts'
 
 class MyClient extends CommandClient {
@@ -128,9 +139,11 @@ class MyClient extends CommandClient {
   }
 }
 
-// Connect to gateway
-// Replace with your bot's token and intents (Intents.All, Intents.None, Intents.Presence, Intents.GuildMembers)
-new MyClient().connect('super secret token comes here', Intents.All)
+new MyClient().connect('super secret token comes here', [
+  GatewayIntents.DIRECT_MESSAGES,
+  GatewayIntents.GUILDS,
+  GatewayIntents.GUILD_MESSAGES
+])
 ```
 
 ## Docs
@@ -143,7 +156,7 @@ Documentation is available for `main` (branch) and `stable` (release).
 
 ## Found a bug or want support? Join our discord server!
 
-[![Widget for the Discord Server](https://discord.com/api/guilds/783319033205751809/widget.png?style=banner1)](https://discord.gg/WVN2JF2FRv)
+[![Widget for the Discord Server](https://discord.com/api/guilds/783319033205751809/widget.png?style=banner1)](https://discord.gg/harmony)
 
 ## Maintainer
 

deploy.ts

@@ -0,0 +1,151 @@
+import { Interaction } from './src/structures/interactions.ts'
+import {
+  SlashCommandsManager,
+  SlashClient,
+  SlashCommandHandlerCallback,
+  SlashCommandHandler
+} from './src/interactions/mod.ts'
+import {
+  InteractionResponseType,
+  InteractionType
+} from './src/types/interactions.ts'
+
+export interface DeploySlashInitOptions {
+  env?: boolean
+  publicKey?: string
+  token?: string
+  path?: string
+}
+
+/** Current Slash Client being used to handle commands */
+let client: SlashClient
+/** Manage Slash Commands right in Deploy */
+let commands: SlashCommandsManager
+
+/**
+ * Initialize Slash Commands Handler for [Deno Deploy](https://deno.com/deploy).
+ * Easily create Serverless Slash Commands on the fly.
+ *
+ * **Examples**
+ *
+ * ```ts
+ * init({
+ *   publicKey: "my public key",
+ *   token: "my bot's token", // only required if you want to manage slash commands in code
+ * })
+ * ```
+ *
+ * ```ts
+ * // takes up `PUBLIC_KEY` and `TOKEN` from ENV
+ * init({ env: true })
+ * ```
+ *
+ * @param options Initialization options
+ */
+export function init(options: { env: boolean; path?: string }): void
+export function init(options: {
+  publicKey: string
+  token?: string
+  path?: string
+}): void
+export function init(options: DeploySlashInitOptions): void {
+  if (client !== undefined) throw new Error('Already initialized')
+  if (options.env === true) {
+    options.publicKey = Deno.env.get('PUBLIC_KEY')
+    options.token = Deno.env.get('TOKEN')
+  }
+
+  if (options.publicKey === undefined)
+    throw new Error('Public Key not provided')
+
+  client = new SlashClient({
+    token: options.token,
+    publicKey: options.publicKey
+  })
+
+  commands = client.commands
+
+  const cb = async (evt: {
+    respondWith: CallableFunction
+    request: Request
+  }): Promise<void> => {
+    if (options.path !== undefined) {
+      if (new URL(evt.request.url).pathname !== options.path) return
+    }
+    try {
+      // we have to wrap because there are some weird scope errors
+      const d = await client.verifyFetchEvent({
+        respondWith: (...args: any[]) => evt.respondWith(...args),
+        request: evt.request
+      })
+      if (d === false) {
+        await evt.respondWith(
+          new Response('Not Authorized', {
+            status: 400
+          })
+        )
+        return
+      }
+
+      if (d.type === InteractionType.PING) {
+        await d.respond({ type: InteractionResponseType.PONG })
+        client.emit('ping')
+        return
+      }
+
+      await (client as any)._process(d)
+    } catch (e) {
+      await client.emit('interactionError', e)
+    }
+  }
+
+  addEventListener('fetch', cb as any)
+}
+
+/**
+ * Register Slash Command handler.
+ *
+ * Example:
+ *
+ * ```ts
+ * handle("ping", (interaction) => {
+ *   interaction.reply("Pong!")
+ * })
+ * ```
+ *
+ * Also supports Sub Command and Group handling out of the box!
+ * ```ts
+ * handle("command-name group-name sub-command", (i) => {
+ *   // ...
+ * })
+ *
+ * handle("command-name sub-command", (i) => {
+ *   // ...
+ * })
+ * ```
+ *
+ * @param cmd Command to handle. Either Handler object or command name followed by handler function in next parameter.
+ * @param handler Handler function (required if previous argument was command name)
+ */
+export function handle(
+  cmd: string | SlashCommandHandler,
+  handler?: SlashCommandHandlerCallback
+): void {
+  if (client === undefined)
+    throw new Error('Slash Client not initialized. Call `init` first')
+  client.handle(cmd, handler)
+}
+
+export function interactions(cb: (i: Interaction) => any): void {
+  client.on('interaction', cb)
+}
+
+export { commands, client }
+export * from './src/types/slashCommands.ts'
+export * from './src/types/interactions.ts'
+export * from './src/structures/slash.ts'
+export * from './src/interactions/mod.ts'
+export * from './src/types/channel.ts'
+export * from './src/structures/interactions.ts'
+export * from './src/structures/message.ts'
+export * from './src/structures/embed.ts'

deps.ts

@@ -1,9 +1,6 @@
-export { EventEmitter } from 'https://deno.land/x/event@0.2.1/mod.ts'
-export { unzlib } from 'https://deno.land/x/denoflate@1.1/mod.ts'
-export { fetchAuto } from 'https://raw.githubusercontent.com/DjDeveloperr/fetch-base64/main/mod.ts'
-export { parse } from 'https://deno.land/x/mutil@0.1.2/mod.ts'
-export { connect } from 'https://deno.land/x/redis@v0.14.1/mod.ts'
-export type {
-  Redis,
-  RedisConnectOptions
-} from 'https://deno.land/x/redis@v0.14.1/mod.ts'
+export { EventEmitter } from 'https://deno.land/x/event@1.0.0/mod.ts'
+export { unzlib } from 'https://denopkg.com/DjDeveloperr/denoflate@1.2/mod.ts'
+export { fetchAuto } from 'https://deno.land/x/fetchbase64@1.0.0/mod.ts'
+export { walk } from 'https://deno.land/std@0.95.0/fs/walk.ts'
+export { join } from 'https://deno.land/std@0.95.0/path/mod.ts'
+export { Mixin } from 'https://esm.sh/ts-mixer@5.4.0'

egg.json

@@ -0,0 +1,24 @@
+{
+  "$schema": "https://x.nest.land/eggs@0.3.4/src/schema.json",
+  "name": "harmony",
+  "entry": "./mod.ts",
+  "description": "An easy to use Discord API Library for Deno.",
+  "homepage": "https://github.com/harmonyland/harmony",
+  "version": "v1.1.4",
+  "files": [
+    "./src/**/*",
+    "./deps.ts",
+    "./README.md",
+    "./LICENSE",
+    "./banner.png",
+    "./CONTRIBUTING.md",
+    "./CODE_OF_CONDUCT.md",
+    "./examples/*"
+  ],
+  "checkFormat": "npx eslint src",
+  "checkTests": false,
+  "checkInstallation": false,
+  "check": true,
+  "unlisted": false,
+  "ignore": []
+}

examples/ping.ts

@@ -1,4 +1,4 @@
-import { Client, Message, Intents } from '../mod.ts'
+import { Client, Message, GatewayIntents } from '../mod.ts'
 
 const client = new Client()
 
@@ -13,7 +13,7 @@ client.on('messageCreate', (msg: Message) => {
   }
 })
 
-console.log('harmony - ping example')
+console.log('Harmony - Ping Example')
 
 const token = prompt('Input Bot Token:')
 if (token === null) {
@@ -21,23 +21,8 @@ if (token === null) {
   Deno.exit()
 }
 
-const intents = prompt(
-  'Input Intents (0 = All, 1 = Presence, 2 = Server Members, 3 = None):'
-)
-if (intents === null || !['0', '1', '2', '3'].includes(intents)) {
-  console.log('No intents provided')
-  Deno.exit()
-}
-
-let ints
-if (intents === '0') {
-  ints = Intents.All
-} else if (intents === '1') {
-  ints = Intents.Presence
-} else if (intents === '2') {
-  ints = Intents.GuildMembers
-} else {
-  ints = Intents.None
-}
-
-client.connect(token, ints)
+client.connect(token, [
+  GatewayIntents.GUILD_MESSAGES,
+  GatewayIntents.GUILDS,
+  GatewayIntents.DIRECT_MESSAGES
+])

mod.ts

@@ -1,30 +1,35 @@
 export { GatewayIntents } from './src/types/gateway.ts'
 export { Base } from './src/structures/base.ts'
-export { Gateway } from './src/gateway/index.ts'
-export type { GatewayTypedEvents } from './src/gateway/index.ts'
-export type { ClientEvents } from './src/gateway/handlers/index.ts'
-export * from './src/models/client.ts'
-export * from './src/models/slashClient.ts'
-export { RESTManager, TokenType, HttpResponseCode } from './src/models/rest.ts'
-export type { RequestHeaders } from './src/models/rest.ts'
-export type { RESTOptions } from './src/models/rest.ts'
-export * from './src/models/cacheAdapter.ts'
+export { Gateway } from './src/gateway/mod.ts'
+export type { GatewayTypedEvents } from './src/gateway/mod.ts'
+export type { ClientEvents } from './src/gateway/handlers/mod.ts'
+export * from './src/client/mod.ts'
+export * from './src/interactions/mod.ts'
+export {
+  RESTManager,
+  TokenType,
+  HttpResponseCode,
+  DiscordAPIError
+} from './src/rest/mod.ts'
+export * from './src/rest/mod.ts'
+export * from './src/cache/adapter.ts'
 export {
   Command,
   CommandBuilder,
   CommandCategory,
   CommandsManager,
-  CategoriesManager
-} from './src/models/command.ts'
-export type { CommandContext, CommandOptions } from './src/models/command.ts'
+  CategoriesManager,
+  CommandsLoader
+} from './src/commands/command.ts'
+export type { CommandContext, CommandOptions } from './src/commands/command.ts'
 export {
   Extension,
   ExtensionCommands,
   ExtensionsManager
-} from './src/models/extensions.ts'
-export { SlashModule } from './src/models/slashModule.ts'
-export { CommandClient, command } from './src/models/commandClient.ts'
-export type { CommandClientOptions } from './src/models/commandClient.ts'
+} from './src/commands/extension.ts'
+export { SlashModule } from './src/interactions/slashModule.ts'
+export { CommandClient, command } from './src/commands/client.ts'
+export type { CommandClientOptions } from './src/commands/client.ts'
 export { BaseManager } from './src/managers/base.ts'
 export { BaseChildManager } from './src/managers/baseChild.ts'
 export { ChannelsManager } from './src/managers/channels.ts'
@@ -32,8 +37,11 @@ export { EmojisManager } from './src/managers/emojis.ts'
 export { GatewayCache } from './src/managers/gatewayCache.ts'
 export { GuildChannelsManager } from './src/managers/guildChannels.ts'
 export { GuildManager } from './src/managers/guilds.ts'
+export * from './src/structures/base.ts'
 export * from './src/structures/slash.ts'
-export * from './src/types/slash.ts'
+export * from './src/structures/interactions.ts'
+export * from './src/types/slashCommands.ts'
+export * from './src/types/interactions.ts'
 export { GuildEmojisManager } from './src/managers/guildEmojis.ts'
 export { MembersManager } from './src/managers/members.ts'
 export { MessageReactionsManager } from './src/managers/messageReactions.ts'
@@ -41,9 +49,11 @@ export { ReactionUsersManager } from './src/managers/reactionUsers.ts'
 export { MessagesManager } from './src/managers/messages.ts'
 export { RolesManager } from './src/managers/roles.ts'
 export { UsersManager } from './src/managers/users.ts'
+export { InviteManager } from './src/managers/invites.ts'
 export { Application } from './src/structures/application.ts'
-// export { ImageURL } from './src/structures/cdn.ts'
-export { Channel } from './src/structures/channel.ts'
+export { ImageURL } from './src/structures/cdn.ts'
+export { Channel, GuildChannel } from './src/structures/channel.ts'
+export type { EditOverwriteOptions } from './src/structures/channel.ts'
 export { DMChannel } from './src/structures/dmChannel.ts'
 export { Embed } from './src/structures/embed.ts'
 export { Emoji } from './src/structures/emoji.ts'
@@ -59,7 +69,11 @@ export { NewsChannel } from './src/structures/guildNewsChannel.ts'
 export { VoiceChannel } from './src/structures/guildVoiceChannel.ts'
 export { Invite } from './src/structures/invite.ts'
 export * from './src/structures/member.ts'
-export { Message, MessageAttachment } from './src/structures/message.ts'
+export {
+  Message,
+  MessageAttachment,
+  MessageInteraction
+} from './src/structures/message.ts'
 export { MessageMentions } from './src/structures/messageMentions.ts'
 export {
   Presence,
@@ -68,7 +82,12 @@ export {
 } from './src/structures/presence.ts'
 export { Role } from './src/structures/role.ts'
 export { Snowflake } from './src/utils/snowflake.ts'
-export { TextChannel, GuildTextChannel } from './src/structures/textChannel.ts'
+export { TextChannel } from './src/structures/textChannel.ts'
+export {
+  GuildTextBasedChannel,
+  GuildTextChannel,
+  checkGuildTextBasedChannel
+} from './src/structures/guildTextChannel.ts'
 export type { AllMessageOptions } from './src/structures/textChannel.ts'
 export { MessageReaction } from './src/structures/messageReaction.ts'
 export { User } from './src/structures/user.ts'
@@ -78,7 +97,8 @@ export { Intents } from './src/utils/intents.ts'
 // export { getBuildInfo } from './src/utils/buildInfo.ts'
 export * from './src/utils/permissions.ts'
 export { UserFlagsManager } from './src/utils/userFlags.ts'
-export type { EveryChannelTypes } from './src/utils/getChannelByType.ts'
+export { HarmonyEventEmitter } from './src/utils/events.ts'
+export type { EveryChannelTypes } from './src/utils/channel.ts'
 export * from './src/utils/bitfield.ts'
 export type {
   ActivityGame,
@@ -86,7 +106,15 @@ export type {
   ClientStatus,
   StatusType
 } from './src/types/presence.ts'
-export { ChannelTypes } from './src/types/channel.ts'
+export {
+  ChannelTypes,
+  OverwriteType,
+  OverrideType
+} from './src/types/channel.ts'
+export type {
+  OverwriteAsOptions,
+  OverwritePayload
+} from './src/types/channel.ts'
 export type { ApplicationPayload } from './src/types/application.ts'
 export type { ImageFormats, ImageSize } from './src/types/cdn.ts'
 export type {
@@ -99,7 +127,19 @@ export type {
   GuildTextChannelPayload,
   GuildVoiceChannelPayload,
   GroupDMChannelPayload,
-  MessageOptions
+  MessageOptions,
+  MessagePayload,
+  MessageInteractionPayload,
+  MessageReference,
+  MessageActivity,
+  MessageActivityTypes,
+  MessageApplication,
+  MessageFlags,
+  MessageStickerFormatTypes,
+  MessageStickerPayload,
+  MessageTypes,
+  OverwriteAsArg,
+  Overwrite
 } from './src/types/channel.ts'
 export type { EmojiPayload } from './src/types/emoji.ts'
 export { Verification } from './src/types/guild.ts'
@@ -109,6 +149,7 @@ export type {
   GuildBanPayload,
   GuildFeatures,
   GuildChannels,
+  GuildTextBasedChannels,
   GuildCreateOptions,
   GuildCreateChannelOptions,
   GuildCreateRolePayload
@@ -131,4 +172,26 @@ export type { UserPayload } from './src/types/user.ts'
 export { UserFlags } from './src/types/userFlags.ts'
 export type { VoiceStatePayload } from './src/types/voice.ts'
 export type { WebhookPayload } from './src/types/webhook.ts'
-export * from './src/models/collectors.ts'
+export * from './src/client/collectors.ts'
+export type { Dict } from './src/utils/dict.ts'
+export * from './src/cache/redis.ts'
+export { ColorUtil } from './src/utils/colorutil.ts'
+export type { Colors } from './src/utils/colorutil.ts'
+export { StoreChannel } from './src/structures/guildStoreChannel.ts'
+export { StageVoiceChannel } from './src/structures/guildVoiceStageChannel.ts'
+export {
+  isCategoryChannel,
+  isDMChannel,
+  isGroupDMChannel,
+  isGuildBasedTextChannel,
+  isGuildChannel,
+  isGuildTextChannel,
+  isNewsChannel,
+  isStageVoiceChannel,
+  isStoreChannel,
+  isTextChannel,
+  isVoiceChannel,
+  default as getChannelByType
+} from './src/utils/channel.ts'
+export * from './src/utils/interactions.ts'
+export * from "./src/utils/command.ts"

src/cache/adapter.ts

@@ -0,0 +1,22 @@
+/**
+ * ICacheAdapter is the interface to be implemented by Cache Adapters for them to be usable with Harmony.
+ *
+ * Methods can return Promises too.
+ */
+export interface ICacheAdapter {
+  /** Gets a key from a Cache */
+  get: (cacheName: string, key: string) => Promise<any> | any
+  /** Sets a key to value in a Cache Name with optional expire value in MS */
+  set: (
+    cacheName: string,
+    key: string,
+    value: any,
+    expire?: number
+  ) => Promise<any> | any
+  /** Deletes a key from a Cache */
+  delete: (cacheName: string, key: string) => Promise<boolean> | boolean
+  /** Gets array of all values in a Cache */
+  array: (cacheName: string) => undefined | any[] | Promise<any[] | undefined>
+  /** Entirely deletes a Cache */
+  deleteCache: (cacheName: string) => any
+}

src/cache/default.ts

@@ -0,0 +1,50 @@
+import { Collection } from '../utils/collection.ts'
+import type { ICacheAdapter } from './adapter.ts'
+
+/** Default Cache Adapter for in-memory caching. */
+export class DefaultCacheAdapter implements ICacheAdapter {
+  data: {
+    [name: string]: Collection<string, any>
+  } = {}
+
+  async get(cacheName: string, key: string): Promise<undefined | any> {
+    const cache = this.data[cacheName]
+    if (cache === undefined) return
+    return cache.get(key)
+  }
+
+  async set(
+    cacheName: string,
+    key: string,
+    value: any,
+    expire?: number
+  ): Promise<any> {
+    let cache = this.data[cacheName]
+    if (cache === undefined) {
+      this.data[cacheName] = new Collection()
+      cache = this.data[cacheName]
+    }
+    cache.set(key, value)
+    if (expire !== undefined)
+      setTimeout(() => {
+        cache.delete(key)
+      }, expire)
+  }
+
+  async delete(cacheName: string, key: string): Promise<boolean> {
+    const cache = this.data[cacheName]
+    if (cache === undefined) return false
+    return cache.delete(key)
+  }
+
+  async array(cacheName: string): Promise<any[] | undefined> {
+    const cache = this.data[cacheName]
+    if (cache === undefined) return
+    return cache.array()
+  }
+
+  async deleteCache(cacheName: string): Promise<boolean> {
+    // eslint-disable-next-line @typescript-eslint/no-dynamic-delete
+    return delete this.data[cacheName]
+  }
+}

src/cache/mod.ts

@@ -0,0 +1,4 @@
+export * from './adapter.ts'
+export * from './default.ts'
+// Not exported by default
+// export * from './redis.ts'

src/cache/redis.ts

@@ -1,176 +1,110 @@
-import { Collection } from '../utils/collection.ts'
-import { connect, Redis, RedisConnectOptions } from '../../deps.ts'
-
-/**
- * ICacheAdapter is the interface to be implemented by Cache Adapters for them to be usable with Harmony.
- *
- * Methods can return Promises too.
- */
-export interface ICacheAdapter {
-  /** Gets a key from a Cache */
-  get: (cacheName: string, key: string) => Promise<any> | any
-  /** Sets a key to value in a Cache Name with optional expire value in MS */
-  set: (
-    cacheName: string,
-    key: string,
-    value: any,
-    expire?: number
-  ) => Promise<any> | any
-  /** Deletes a key from a Cache */
-  delete: (cacheName: string, key: string) => Promise<boolean> | boolean
-  /** Gets array of all values in a Cache */
-  array: (cacheName: string) => undefined | any[] | Promise<any[] | undefined>
-  /** Entirely deletes a Cache */
-  deleteCache: (cacheName: string) => any
-}
-
-/** Default Cache Adapter for in-memory caching. */
-export class DefaultCacheAdapter implements ICacheAdapter {
-  data: {
-    [name: string]: Collection<string, any>
-  } = {}
-
-  async get(cacheName: string, key: string): Promise<undefined | any> {
-    const cache = this.data[cacheName]
-    if (cache === undefined) return
-    return cache.get(key)
-  }
-
-  async set(
-    cacheName: string,
-    key: string,
-    value: any,
-    expire?: number
-  ): Promise<any> {
-    let cache = this.data[cacheName]
-    if (cache === undefined) {
-      this.data[cacheName] = new Collection()
-      cache = this.data[cacheName]
-    }
-    cache.set(key, value)
-    if (expire !== undefined)
-      setTimeout(() => {
-        cache.delete(key)
-      }, expire)
-  }
-
-  async delete(cacheName: string, key: string): Promise<boolean> {
-    const cache = this.data[cacheName]
-    if (cache === undefined) return false
-    return cache.delete(key)
-  }
-
-  async array(cacheName: string): Promise<any[] | undefined> {
-    const cache = this.data[cacheName]
-    if (cache === undefined) return
-    return cache.array()
-  }
-
-  async deleteCache(cacheName: string): Promise<boolean> {
-    // eslint-disable-next-line @typescript-eslint/no-dynamic-delete
-    return delete this.data[cacheName]
-  }
-}
-
-/** Redis Cache Adapter for using Redis as a cache-provider. */
-export class RedisCacheAdapter implements ICacheAdapter {
-  _redis: Promise<Redis>
-  redis?: Redis
-  ready: boolean = false
-  readonly _expireIntervalTimer: number = 5000
-  private _expireInterval?: number
-
-  constructor(options: RedisConnectOptions) {
-    this._redis = connect(options)
-    this._redis.then(
-      (redis) => {
-        this.redis = redis
-        this.ready = true
-        this._startExpireInterval()
-      },
-      () => {
-        // TODO: Make error for this
-      }
-    )
-  }
-
-  private _startExpireInterval(): void {
-    this._expireInterval = setInterval(() => {
-      this.redis?.scan(0, { pattern: '*:expires' }).then(([_, names]) => {
-        for (const name of names) {
-          this.redis?.hvals(name).then((vals) => {
-            for (const val of vals) {
-              const expireVal: {
-                name: string
-                key: string
-                at: number
-              } = JSON.parse(val)
-              const expired = new Date().getTime() > expireVal.at
-              if (expired) this.redis?.hdel(expireVal.name, expireVal.key)
-            }
-          })
-        }
-      })
-    }, this._expireIntervalTimer)
-  }
-
-  async _checkReady(): Promise<void> {
-    if (!this.ready) await this._redis
-  }
-
-  async get(cacheName: string, key: string): Promise<string | undefined> {
-    await this._checkReady()
-    const cache = await this.redis?.hget(cacheName, key)
-    if (cache === undefined) return
-    try {
-      return JSON.parse(cache)
-    } catch (e) {
-      return cache
-    }
-  }
-
-  async set(
-    cacheName: string,
-    key: string,
-    value: any,
-    expire?: number
-  ): Promise<number | undefined> {
-    await this._checkReady()
-    const result = await this.redis?.hset(
-      cacheName,
-      key,
-      typeof value === 'object' ? JSON.stringify(value) : value
-    )
-    if (expire !== undefined) {
-      await this.redis?.hset(
-        `${cacheName}:expires`,
-        key,
-        JSON.stringify({
-          name: cacheName,
-          key,
-          at: new Date().getTime() + expire
-        })
-      )
-    }
-    return result
-  }
-
-  async delete(cacheName: string, key: string): Promise<boolean> {
-    await this._checkReady()
-    const exists = await this.redis?.hexists(cacheName, key)
-    if (exists === 0) return false
-    await this.redis?.hdel(cacheName, key)
-    return true
-  }
-
-  async array(cacheName: string): Promise<any[] | undefined> {
-    await this._checkReady()
-    const data = await this.redis?.hvals(cacheName)
-    return data?.map((e: string) => JSON.parse(e))
-  }
-
-  async deleteCache(cacheName: string): Promise<boolean> {
-    await this._checkReady()
-    return (await this.redis?.del(cacheName)) !== 0
-  }
-}
+import { ICacheAdapter } from './adapter.ts'
+// Not in deps.ts to allow optional dep loading
+import {
+  connect,
+  Redis,
+  RedisConnectOptions
+} from 'https://deno.land/x/redis@v0.22.0/mod.ts'
+
+/** Redis Cache Adapter for using Redis as a cache-provider. */
+export class RedisCacheAdapter implements ICacheAdapter {
+  _redis: Promise<Redis>
+  redis?: Redis
+  ready: boolean = false
+  readonly _expireIntervalTimer: number = 5000
+  private _expireInterval?: number
+
+  constructor(options: RedisConnectOptions) {
+    this._redis = connect(options)
+    this._redis.then(
+      (redis) => {
+        this.redis = redis
+        this.ready = true
+        this._startExpireInterval()
+      },
+      () => {
+        // TODO: Make error for this
+      }
+    )
+  }
+
+  private _startExpireInterval(): void {
+    this._expireInterval = setInterval(() => {
+      this.redis?.scan(0, { pattern: '*:expires' }).then(([_, names]) => {
+        for (const name of names) {
+          this.redis?.hvals(name).then((vals) => {
+            for (const val of vals) {
+              const expireVal: {
+                name: string
+                key: string
+                at: number
+              } = JSON.parse(val)
+              const expired = new Date().getTime() > expireVal.at
+              if (expired) this.redis?.hdel(expireVal.name, expireVal.key)
+            }
+          })
+        }
+      })
+    }, this._expireIntervalTimer)
+  }
+
+  async _checkReady(): Promise<void> {
+    if (!this.ready) await this._redis
+  }
+
+  async get(cacheName: string, key: string): Promise<string | undefined> {
+    await this._checkReady()
+    const cache = await this.redis?.hget(cacheName, key)
+    if (cache === undefined) return
+    try {
+      return JSON.parse(cache)
+    } catch (e) {
+      return cache
+    }
+  }
+
+  async set(
+    cacheName: string,
+    key: string,
+    value: any,
+    expire?: number
+  ): Promise<number | undefined> {
+    await this._checkReady()
+    const result = await this.redis?.hset(
+      cacheName,
+      key,
+      typeof value === 'object' ? JSON.stringify(value) : value
+    )
+    if (expire !== undefined) {
+      await this.redis?.hset(
+        `${cacheName}:expires`,
+        key,
+        JSON.stringify({
+          name: cacheName,
+          key,
+          at: new Date().getTime() + expire
+        })
+      )
+    }
+    return result
+  }
+
+  async delete(cacheName: string, key: string): Promise<boolean> {
+    await this._checkReady()
+    const exists = await this.redis?.hexists(cacheName, key)
+    if (exists === 0) return false
+    await this.redis?.hdel(cacheName, key)
+    return true
+  }
+
+  async array(cacheName: string): Promise<any[] | undefined> {
+    await this._checkReady()
+    const data = await this.redis?.hvals(cacheName)
+    return data?.map((e: string) => JSON.parse(e))
+  }
+
+  async deleteCache(cacheName: string): Promise<boolean> {
+    await this._checkReady()
+    return (await this.redis?.del(cacheName)) !== 0
+  }
+}

src/client/client.ts

@@ -1,492 +1,462 @@
-/* eslint-disable @typescript-eslint/method-signature-style */
-import { User } from '../structures/user.ts'
-import { GatewayIntents } from '../types/gateway.ts'
-import { Gateway } from '../gateway/index.ts'
-import { RESTManager, RESTOptions, TokenType } from './rest.ts'
-import { DefaultCacheAdapter, ICacheAdapter } from './cacheAdapter.ts'
-import { UsersManager } from '../managers/users.ts'
-import { GuildManager } from '../managers/guilds.ts'
-import { ChannelsManager } from '../managers/channels.ts'
-import { ClientPresence } from '../structures/presence.ts'
-import { EmojisManager } from '../managers/emojis.ts'
-import { ActivityGame, ClientActivity } from '../types/presence.ts'
-import { Extension } from './extensions.ts'
-import { SlashClient } from './slashClient.ts'
-import { Interaction } from '../structures/slash.ts'
-import { SlashModule } from './slashModule.ts'
-import { ShardManager } from './shard.ts'
-import { Application } from '../structures/application.ts'
-import { Invite } from '../structures/invite.ts'
-import { INVITE } from '../types/endpoint.ts'
-import { ClientEvents } from '../gateway/handlers/index.ts'
-import type { Collector } from './collectors.ts'
-import { HarmonyEventEmitter } from '../utils/events.ts'
-import { VoiceRegion } from '../types/voice.ts'
-import { fetchAuto } from '../../deps.ts'
-import { DMChannel } from '../structures/dmChannel.ts'
-import { Template } from '../structures/template.ts'
-
-/** OS related properties sent with Gateway Identify */
-export interface ClientProperties {
-  os?: 'darwin' | 'windows' | 'linux' | 'custom_os' | string
-  browser?: 'harmony' | string
-  device?: 'harmony' | string
-}
-
-/** Some Client Options to modify behaviour */
-export interface ClientOptions {
-  /** ID of the Client/Application to initialize Slash Client REST */
-  id?: string
-  /** Token of the Bot/User */
-  token?: string
-  /** Gateway Intents */
-  intents?: GatewayIntents[]
-  /** Cache Adapter to use, defaults to Collections one */
-  cache?: ICacheAdapter
-  /** Force New Session and don't use cached Session (by persistent caching) */
-  forceNewSession?: boolean
-  /** Startup presence of client */
-  presence?: ClientPresence | ClientActivity | ActivityGame
-  /** Force all requests to Canary API */
-  canary?: boolean
-  /** Time till which Messages are to be cached, in MS. Default is 3600000 */
-  messageCacheLifetime?: number
-  /** Time till which Message Reactions are to be cached, in MS. Default is 3600000 */
-  reactionCacheLifetime?: number
-  /** Whether to fetch Uncached Message of Reaction or not? */
-  fetchUncachedReactions?: boolean
-  /** Client Properties */
-  clientProperties?: ClientProperties
-  /** Enable/Disable Slash Commands Integration (enabled by default) */
-  enableSlash?: boolean
-  /** Disable taking token from env if not provided (token is taken from env if present by default) */
-  disableEnvToken?: boolean
-  /** Override REST Options */
-  restOptions?: RESTOptions
-  /** Whether to fetch Gateway info or not */
-  fetchGatewayInfo?: boolean
-  /** ADVANCED: Shard ID to launch on */
-  shard?: number
-  /** ADVACNED: Shard count. */
-  shardCount?: number | 'auto'
-}
-
-/**
- * Discord Client.
- */
-export class Client extends HarmonyEventEmitter<ClientEvents> {
-  /** REST Manager - used to make all requests */
-  rest: RESTManager
-  /** User which Client logs in to, undefined until logs in */
-  user?: User
-  /** WebSocket ping of Client */
-  ping = 0
-  /** Token of the Bot/User */
-  token?: string
-  /** Cache Adapter */
-  cache: ICacheAdapter = new DefaultCacheAdapter()
-  /** Gateway Intents */
-  intents?: GatewayIntents[]
-  /** Whether to force new session or not */
-  forceNewSession?: boolean
-  /** Time till messages to stay cached, in MS. */
-  messageCacheLifetime: number = 3600000
-  /** Time till messages to stay cached, in MS. */
-  reactionCacheLifetime: number = 3600000
-  /** Whether to fetch Uncached Message of Reaction or not? */
-  fetchUncachedReactions: boolean = false
-  /** Client Properties */
-  clientProperties: ClientProperties
-  /** Slash-Commands Management client */
-  slash: SlashClient
-  /** Whether to fetch Gateway info or not */
-  fetchGatewayInfo: boolean = true
-
-  /** Users Manager, containing all Users cached */
-  users: UsersManager = new UsersManager(this)
-  /** Guilds Manager, providing cache & API interface to Guilds */
-  guilds: GuildManager = new GuildManager(this)
-  /** Channels Manager, providing cache interface to Channels */
-  channels: ChannelsManager = new ChannelsManager(this)
-  /** Channels Manager, providing cache interface to Channels */
-  emojis: EmojisManager = new EmojisManager(this)
-
-  /** Last READY timestamp */
-  upSince?: Date
-
-  /** Client's presence. Startup one if set before connecting */
-  presence: ClientPresence = new ClientPresence()
-  _decoratedEvents?: {
-    [name: string]: (...args: any[]) => void
-  }
-
-  _decoratedSlash?: Array<{
-    name: string
-    guild?: string
-    parent?: string
-    group?: string
-    handler: (interaction: Interaction) => any
-  }>
-
-  _id?: string
-
-  /** Shard on which this Client is */
-  shard?: number
-  /** Shard Count */
-  shardCount: number | 'auto' = 'auto'
-  /** Shard Manager of this Client if Sharded */
-  shards: ShardManager
-  /** Collectors set */
-  collectors: Set<Collector> = new Set()
-
-  /** Since when is Client online (ready). */
-  get uptime(): number {
-    if (this.upSince === undefined) return 0
-    else {
-      const dif = Date.now() - this.upSince.getTime()
-      if (dif < 0) return 0
-      else return dif
-    }
-  }
-
-  get gateway(): Gateway {
-    // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion
-    return this.shards.list.get('0') as Gateway
-  }
-
-  constructor(options: ClientOptions = {}) {
-    super()
-    this._id = options.id
-    this.token = options.token
-    this.intents = options.intents
-    this.shards = new ShardManager(this)
-    this.forceNewSession = options.forceNewSession
-    if (options.cache !== undefined) this.cache = options.cache
-    if (options.presence !== undefined)
-      this.presence =
-        options.presence instanceof ClientPresence
-          ? options.presence
-          : new ClientPresence(options.presence)
-    if (options.messageCacheLifetime !== undefined)
-      this.messageCacheLifetime = options.messageCacheLifetime
-    if (options.reactionCacheLifetime !== undefined)
-      this.reactionCacheLifetime = options.reactionCacheLifetime
-    if (options.fetchUncachedReactions === true)
-      this.fetchUncachedReactions = true
-
-    if (
-      this._decoratedEvents !== undefined &&
-      Object.keys(this._decoratedEvents).length !== 0
-    ) {
-      Object.entries(this._decoratedEvents).forEach((entry) => {
-        this.on(entry[0] as keyof ClientEvents, entry[1].bind(this))
-      })
-      this._decoratedEvents = undefined
-    }
-
-    this.clientProperties =
-      options.clientProperties === undefined
-        ? {
-            os: Deno.build.os,
-            browser: 'harmony',
-            device: 'harmony'
-          }
-        : options.clientProperties
-
-    if (options.shard !== undefined) this.shard = options.shard
-    if (options.shardCount !== undefined) this.shardCount = options.shardCount
-
-    this.fetchGatewayInfo = options.fetchGatewayInfo ?? true
-
-    if (this.token === undefined) {
-      try {
-        const token = Deno.env.get('DISCORD_TOKEN')
-        if (token !== undefined) {
-          this.token = token
-          this.debug('Info', 'Found token in ENV')
-        }
-      } catch (e) {}
-    }
-
-    const restOptions: RESTOptions = {
-      token: () => this.token,
-      tokenType: TokenType.Bot,
-      canary: options.canary,
-      client: this
-    }
-
-    if (options.restOptions !== undefined)
-      Object.assign(restOptions, options.restOptions)
-    this.rest = new RESTManager(restOptions)
-
-    this.slash = new SlashClient({
-      id: () => this.getEstimatedID(),
-      client: this,
-      enabled: options.enableSlash
-    })
-  }
-
-  /**
-   * Sets Cache Adapter
-   *
-   * Should NOT be set after bot is already logged in or using current cache.
-   * Please look into using `cache` option.
-   */
-  setAdapter(adapter: ICacheAdapter): Client {
-    this.cache = adapter
-    return this
-  }
-
-  /** Changes Presence of Client */
-  setPresence(presence: ClientPresence | ClientActivity | ActivityGame): void {
-    if (presence instanceof ClientPresence) {
-      this.presence = presence
-    } else this.presence = new ClientPresence(presence)
-    this.gateway?.sendPresence(this.presence.create())
-  }
-
-  /** Emits debug event */
-  debug(tag: string, msg: string): void {
-    // eslint-disable-next-line @typescript-eslint/no-floating-promises
-    this.emit('debug', `[${tag}] ${msg}`)
-  }
-
-  getEstimatedID(): string {
-    if (this.user !== undefined) return this.user.id
-    else if (this.token !== undefined) {
-      try {
-        return atob(this.token.split('.')[0])
-      } catch (e) {
-        return this._id ?? 'unknown'
-      }
-    } else {
-      return this._id ?? 'unknown'
-    }
-  }
-
-  /** Fetch Application of the Client */
-  async fetchApplication(): Promise<Application> {
-    const app = await this.rest.api.oauth2.applications['@me'].get()
-    return new Application(this, app)
-  }
-
-  /** Fetch an Invite */
-  async fetchInvite(id: string): Promise<Invite> {
-    return await new Promise((resolve, reject) => {
-      this.rest
-        .get(INVITE(id))
-        .then((data) => {
-          resolve(new Invite(this, data))
-        })
-        .catch((e) => reject(e))
-    })
-  }
-
-  /**
-   * This function is used for connecting to discord.
-   * @param token Your token. This is required if not given in ClientOptions.
-   * @param intents Gateway intents in array. This is required if not given in ClientOptions.
-   */
-  async connect(token?: string, intents?: GatewayIntents[]): Promise<Client> {
-    if (token === undefined && this.token !== undefined) token = this.token
-    else if (this.token === undefined && token !== undefined) {
-      this.token = token
-    } else throw new Error('No Token Provided')
-    if (intents !== undefined && this.intents !== undefined) {
-      this.debug(
-        'client',
-        'Intents were set in both client and connect function. Using the one in the connect function...'
-      )
-    } else if (intents === undefined && this.intents !== undefined) {
-      intents = this.intents
-    } else if (intents !== undefined && this.intents === undefined) {
-      this.intents = intents
-    } else throw new Error('No Gateway Intents were provided')
-
-    this.rest.token = token
-    if (this.shard !== undefined) {
-      if (typeof this.shardCount === 'number')
-        this.shards.cachedShardCount = this.shardCount
-      await this.shards.launch(this.shard)
-    } else await this.shards.connect()
-    return this.waitFor('ready', () => true).then(() => this)
-  }
-
-  /** Destroy the Gateway connection */
-  async destroy(): Promise<Client> {
-    this.gateway.initialized = false
-    this.gateway.sequenceID = undefined
-    this.gateway.sessionID = undefined
-    await this.gateway.cache.delete('seq')
-    await this.gateway.cache.delete('session_id')
-    this.gateway.close()
-    this.user = undefined
-    this.upSince = undefined
-    return this
-  }
-
-  /** Attempt to Close current Gateway connection and Resume */
-  async reconnect(): Promise<Client> {
-    this.gateway.close()
-    this.gateway.initWebsocket()
-    return this.waitFor('ready', () => true).then(() => this)
-  }
-
-  /** Add a new Collector */
-  addCollector(collector: Collector): boolean {
-    if (this.collectors.has(collector)) return false
-    else {
-      this.collectors.add(collector)
-      return true
-    }
-  }
-
-  /** Remove a Collector */
-  removeCollector(collector: Collector): boolean {
-    if (!this.collectors.has(collector)) return false
-    else {
-      this.collectors.delete(collector)
-      return true
-    }
-  }
-
-  async emit(event: keyof ClientEvents, ...args: any[]): Promise<void> {
-    const collectors: Collector[] = []
-    for (const collector of this.collectors.values()) {
-      if (collector.event === event) collectors.push(collector)
-    }
-    if (collectors.length !== 0) {
-      this.collectors.forEach((collector) => collector._fire(...args))
-    }
-    // TODO(DjDeveloperr): Fix this ts-ignore
-    // eslint-disable-next-line @typescript-eslint/prefer-ts-expect-error
-    // @ts-ignore
-    return super.emit(event, ...args)
-  }
-
-  /** Returns an array of voice region objects that can be used when creating servers. */
-  async fetchVoiceRegions(): Promise<VoiceRegion[]> {
-    return this.rest.api.voice.regions.get()
-  }
-
-  /** Modify current (Client) User. */
-  async editUser(data: {
-    username?: string
-    avatar?: string
-  }): Promise<Client> {
-    if (data.username === undefined && data.avatar === undefined)
-      throw new Error(
-        'Either username or avatar or both must be specified to edit'
-      )
-
-    if (data.avatar?.startsWith('http') === true) {
-      data.avatar = await fetchAuto(data.avatar)
-    }
-
-    await this.rest.api.users['@me'].patch({
-      username: data.username,
-      avatar: data.avatar
-    })
-    return this
-  }
-
-  /** Change Username of the Client User */
-  async setUsername(username: string): Promise<Client> {
-    return await this.editUser({ username })
-  }
-
-  /** Change Avatar of the Client User */
-  async setAvatar(avatar: string): Promise<Client> {
-    return await this.editUser({ avatar })
-  }
-
-  /** Create a DM Channel with a User */
-  async createDM(user: User | string): Promise<DMChannel> {
-    const id = typeof user === 'object' ? user.id : user
-    const dmPayload = await this.rest.api.users['@me'].channels.post({
-      recipient_id: id
-    })
-    await this.channels.set(dmPayload.id, dmPayload)
-    return (this.channels.get<DMChannel>(dmPayload.id) as unknown) as DMChannel
-  }
-
-  /** Returns a template object for the given code. */
-  async fetchTemplate(code: string): Promise<Template> {
-    const payload = await this.rest.api.guilds.templates[code].get()
-    return new Template(this, payload)
-  }
-}
-
-/** Event decorator to create an Event handler from function */
-export function event(name?: keyof ClientEvents) {
-  return function (
-    client: Client | Extension,
-    prop: keyof ClientEvents | string
-  ) {
-    const listener = ((client as unknown) as {
-      [name in keyof ClientEvents]: (...args: ClientEvents[name]) => any
-    })[(prop as unknown) as keyof ClientEvents]
-    if (typeof listener !== 'function')
-      throw new Error('@event decorator requires a function')
-    if (client._decoratedEvents === undefined) client._decoratedEvents = {}
-    const key = name === undefined ? prop : name
-
-    client._decoratedEvents[key] = listener
-  }
-}
-
-/** Decorator to create a Slash Command handler */
-export function slash(name?: string, guild?: string) {
-  return function (client: Client | SlashClient | SlashModule, prop: string) {
-    if (client._decoratedSlash === undefined) client._decoratedSlash = []
-    const item = (client as { [name: string]: any })[prop]
-    if (typeof item !== 'function') {
-      throw new Error('@slash decorator requires a function')
-    } else
-      client._decoratedSlash.push({
-        name: name ?? prop,
-        guild,
-        handler: item
-      })
-  }
-}
-
-/** Decorator to create a Sub-Slash Command handler */
-export function subslash(parent: string, name?: string, guild?: string) {
-  return function (client: Client | SlashModule | SlashClient, prop: string) {
-    if (client._decoratedSlash === undefined) client._decoratedSlash = []
-    const item = (client as { [name: string]: any })[prop]
-    if (typeof item !== 'function') {
-      throw new Error('@subslash decorator requires a function')
-    } else
-      client._decoratedSlash.push({
-        parent,
-        name: name ?? prop,
-        guild,
-        handler: item
-      })
-  }
-}
-
-/** Decorator to create a Grouped Slash Command handler */
-export function groupslash(
-  parent: string,
-  group: string,
-  name?: string,
-  guild?: string
-) {
-  return function (client: Client | SlashModule | SlashClient, prop: string) {
-    if (client._decoratedSlash === undefined) client._decoratedSlash = []
-    const item = (client as { [name: string]: any })[prop]
-    if (typeof item !== 'function') {
-      throw new Error('@groupslash decorator requires a function')
-    } else
-      client._decoratedSlash.push({
-        group,
-        parent,
-        name: name ?? prop,
-        guild,
-        handler: item
-      })
-  }
-}
+/* eslint-disable @typescript-eslint/method-signature-style */
+import type { User } from '../structures/user.ts'
+import { GatewayIntents } from '../types/gateway.ts'
+import { Gateway } from '../gateway/mod.ts'
+import { RESTManager, RESTOptions, TokenType } from '../rest/mod.ts'
+import { DefaultCacheAdapter, ICacheAdapter } from '../cache/mod.ts'
+import { UsersManager } from '../managers/users.ts'
+import { GuildManager } from '../managers/guilds.ts'
+import { ChannelsManager } from '../managers/channels.ts'
+import { ClientPresence } from '../structures/presence.ts'
+import { EmojisManager } from '../managers/emojis.ts'
+import { ActivityGame, ClientActivity } from '../types/presence.ts'
+import type { Extension } from '../commands/extension.ts'
+import { SlashClient } from '../interactions/slashClient.ts'
+import { ShardManager } from './shard.ts'
+import { Application } from '../structures/application.ts'
+import { Invite } from '../structures/invite.ts'
+import { INVITE } from '../types/endpoint.ts'
+import type { ClientEvents } from '../gateway/handlers/mod.ts'
+import type { Collector } from './collectors.ts'
+import { HarmonyEventEmitter } from '../utils/events.ts'
+import type { VoiceRegion } from '../types/voice.ts'
+import { fetchAuto } from '../../deps.ts'
+import type { DMChannel } from '../structures/dmChannel.ts'
+import { Template } from '../structures/template.ts'
+import { VoiceManager } from './voice.ts'
+
+/** OS related properties sent with Gateway Identify */
+export interface ClientProperties {
+  os?: 'darwin' | 'windows' | 'linux' | 'custom_os' | string
+  browser?: 'harmony' | string
+  device?: 'harmony' | string
+}
+
+/** Some Client Options to modify behaviour */
+export interface ClientOptions {
+  /** ID of the Client/Application to initialize Slash Client REST */
+  id?: string
+  /** Token of the Bot/User */
+  token?: string
+  /** Gateway Intents */
+  intents?: Array<GatewayIntents | keyof typeof GatewayIntents>
+  /** Cache Adapter to use, defaults to Collections one */
+  cache?: ICacheAdapter
+  /** Force New Session and don't use cached Session (by persistent caching) */
+  forceNewSession?: boolean
+  /** Startup presence of client */
+  presence?: ClientPresence | ClientActivity | ActivityGame
+  /** Force all requests to Canary API */
+  canary?: boolean
+  /** Time till which Messages are to be cached, in MS. Default is 3600000 */
+  messageCacheLifetime?: number
+  /** Time till which Message Reactions are to be cached, in MS. Default is 3600000 */
+  reactionCacheLifetime?: number
+  /** Whether to fetch Uncached Message of Reaction or not? */
+  fetchUncachedReactions?: boolean
+  /** Client Properties */
+  clientProperties?: ClientProperties
+  /** Enable/Disable Slash Commands Integration (enabled by default) */
+  enableSlash?: boolean
+  /** Disable taking token from env if not provided (token is taken from env if present by default) */
+  disableEnvToken?: boolean
+  /** Override REST Options */
+  restOptions?: RESTOptions
+  /** Whether to fetch Gateway info or not */
+  fetchGatewayInfo?: boolean
+  /** ADVANCED: Shard ID to launch on */
+  shard?: number
+  /** ADVACNED: Shard count. */
+  shardCount?: number | 'auto'
+}
+
+/**
+ * Harmony Client. Provides high-level interface over the REST and WebSocket API.
+ */
+export class Client extends HarmonyEventEmitter<ClientEvents> {
+  /** REST Manager - used to make all requests */
+  rest: RESTManager
+  /** User which Client logs in to, undefined until logs in */
+  user?: User
+
+  #token?: string
+
+  /** Token of the Bot/User */
+  get token(): string | undefined {
+    return this.#token
+  }
+
+  set token(val: string | undefined) {
+    this.#token = val
+  }
+
+  /** Cache Adapter */
+  get cache(): ICacheAdapter {
+    return this.#cache
+  }
+
+  set cache(val: ICacheAdapter) {
+    this.#cache = val
+  }
+
+  #cache: ICacheAdapter = new DefaultCacheAdapter()
+
+  /** Gateway Intents */
+  intents?: GatewayIntents[]
+  /** Whether to force new session or not */
+  forceNewSession?: boolean
+  /** Time till messages to stay cached, in MS. */
+  messageCacheLifetime: number = 3600000
+  /** Time till messages to stay cached, in MS. */
+  reactionCacheLifetime: number = 3600000
+  /** Whether to fetch Uncached Message of Reaction or not? */
+  fetchUncachedReactions: boolean = false
+
+  /** Client Properties */
+  readonly clientProperties!: ClientProperties
+
+  /** Slash-Commands Management client */
+  slash: SlashClient
+  /** Whether to fetch Gateway info or not */
+  fetchGatewayInfo: boolean = true
+
+  /** Voice Connections Manager */
+  readonly voice = new VoiceManager(this)
+
+  /** Users Manager, containing all Users cached */
+  readonly users: UsersManager = new UsersManager(this)
+  /** Guilds Manager, providing cache & API interface to Guilds */
+  readonly guilds: GuildManager = new GuildManager(this)
+  /** Channels Manager, providing cache interface to Channels */
+  readonly channels: ChannelsManager = new ChannelsManager(this)
+  /** Channels Manager, providing cache interface to Channels */
+  readonly emojis: EmojisManager = new EmojisManager(this)
+
+  /** Last READY timestamp */
+  upSince?: Date
+
+  /** Client's presence. Startup one if set before connecting */
+  presence: ClientPresence = new ClientPresence()
+
+  _id?: string
+
+  /** Shard on which this Client is */
+  shard?: number
+  /** Shard Count */
+  shardCount: number | 'auto' = 'auto'
+  /** Shard Manager of this Client if Sharded */
+  shards: ShardManager
+  /** Collectors set */
+  collectors: Set<Collector> = new Set()
+
+  /** Since when is Client online (ready). */
+  get uptime(): number {
+    if (this.upSince === undefined) return 0
+    else {
+      const dif = Date.now() - this.upSince.getTime()
+      if (dif < 0) return 0
+      else return dif
+    }
+  }
+
+  /** Get Shard 0's Gateway */
+  get gateway(): Gateway {
+    return this.shards.list.get('0')!
+  }
+
+  applicationID?: string
+  applicationFlags?: number
+
+  constructor(options: ClientOptions = {}) {
+    super()
+    this._id = options.id
+    this.token = options.token
+    this.intents = options.intents?.map((e) =>
+      typeof e === 'string' ? GatewayIntents[e] : e
+    )
+    this.shards = new ShardManager(this)
+    this.forceNewSession = options.forceNewSession
+    if (options.cache !== undefined) this.cache = options.cache
+    if (options.presence !== undefined)
+      this.presence =
+        options.presence instanceof ClientPresence
+          ? options.presence
+          : new ClientPresence(options.presence)
+    if (options.messageCacheLifetime !== undefined)
+      this.messageCacheLifetime = options.messageCacheLifetime
+    if (options.reactionCacheLifetime !== undefined)
+      this.reactionCacheLifetime = options.reactionCacheLifetime
+    if (options.fetchUncachedReactions === true)
+      this.fetchUncachedReactions = true
+
+    if (
+      (this as any)._decoratedEvents !== undefined &&
+      Object.keys((this as any)._decoratedEvents).length !== 0
+    ) {
+      Object.entries((this as any)._decoratedEvents).forEach((entry) => {
+        this.on(entry[0] as keyof ClientEvents, (entry as any)[1].bind(this))
+      })
+      ;(this as any)._decoratedEvents = undefined
+    }
+
+    Object.defineProperty(this, 'clientProperties', {
+      value:
+        options.clientProperties === undefined
+          ? {
+              os: Deno.build.os,
+              browser: 'harmony',
+              device: 'harmony'
+            }
+          : options.clientProperties,
+      enumerable: false
+    })
+
+    if (options.shard !== undefined) this.shard = options.shard
+    if (options.shardCount !== undefined) this.shardCount = options.shardCount
+
+    this.fetchGatewayInfo = options.fetchGatewayInfo ?? true
+
+    if (this.token === undefined) {
+      try {
+        const token = Deno.env.get('DISCORD_TOKEN')
+        if (token !== undefined) {
+          this.token = token
+          this.debug('Info', 'Found token in ENV')
+        }
+      } catch (e) {}
+    }
+
+    const restOptions: RESTOptions = {
+      token: () => this.token,
+      tokenType: TokenType.Bot,
+      canary: options.canary,
+      client: this
+    }
+
+    if (options.restOptions !== undefined)
+      Object.assign(restOptions, options.restOptions)
+    this.rest = new RESTManager(restOptions)
+
+    this.slash = new SlashClient({
+      id: () => this.getEstimatedID(),
+      client: this,
+      enabled: options.enableSlash
+    })
+  }
+
+  /**
+   * Sets Cache Adapter
+   *
+   * Should NOT be set after bot is already logged in or using current cache.
+   * Please look into using `cache` option.
+   */
+  setAdapter(adapter: ICacheAdapter): Client {
+    this.cache = adapter
+    return this
+  }
+
+  /** Changes Presence of Client */
+  setPresence(presence: ClientPresence | ClientActivity | ActivityGame): void {
+    if (presence instanceof ClientPresence) {
+      this.presence = presence
+    } else this.presence = new ClientPresence(presence)
+    this.gateway?.sendPresence(this.presence.create())
+  }
+
+  /** Emits debug event */
+  debug(tag: string, msg: string): void {
+    // eslint-disable-next-line @typescript-eslint/no-floating-promises
+    this.emit('debug', `[${tag}] ${msg}`)
+  }
+
+  getEstimatedID(): string {
+    if (this.user !== undefined) return this.user.id
+    else if (this.token !== undefined) {
+      try {
+        return atob(this.token.split('.')[0])
+      } catch (e) {
+        return this._id ?? 'unknown'
+      }
+    } else {
+      return this._id ?? 'unknown'
+    }
+  }
+
+  /** Fetch Application of the Client */
+  async fetchApplication(): Promise<Application> {
+    const app = await this.rest.api.oauth2.applications['@me'].get()
+    return new Application(this, app)
+  }
+
+  /** Fetch an Invite */
+  async fetchInvite(id: string): Promise<Invite> {
+    return await new Promise((resolve, reject) => {
+      this.rest
+        .get(INVITE(id))
+        .then((data) => {
+          resolve(new Invite(this, data))
+        })
+        .catch((e) => reject(e))
+    })
+  }
+
+  /**
+   * This function is used for connecting to discord.
+   * @param token Your token. This is required if not given in ClientOptions.
+   * @param intents Gateway intents in array. This is required if not given in ClientOptions.
+   */
+  async connect(
+    token?: string,
+    intents?: Array<GatewayIntents | keyof typeof GatewayIntents>
+  ): Promise<Client> {
+    token ??= this.token
+    if (token === undefined) throw new Error('No Token Provided')
+    this.token = token
+    if (intents !== undefined && this.intents !== undefined) {
+      this.debug(
+        'client',
+        'Intents were set in both client and connect function. Using the one in the connect function...'
+      )
+    } else if (intents === undefined && this.intents !== undefined) {
+      intents = this.intents
+    } else if (intents !== undefined && this.intents === undefined) {
+      this.intents = intents.map((e) =>
+        typeof e === 'string' ? GatewayIntents[e] : e
+      )
+    } else throw new Error('No Gateway Intents were provided')
+
+    this.rest.token = token
+    if (this.shard !== undefined) {
+      if (typeof this.shardCount === 'number')
+        this.shards.cachedShardCount = this.shardCount
+      await this.shards.launch(this.shard)
+    } else await this.shards.connect()
+    return this.waitFor('ready', () => true).then(() => this)
+  }
+
+  /** Destroy the Gateway connection */
+  async destroy(): Promise<Client> {
+    this.gateway.initialized = false
+    this.gateway.sequenceID = undefined
+    this.gateway.sessionID = undefined
+    await this.gateway.cache.delete('seq')
+    await this.gateway.cache.delete('session_id')
+    this.gateway.close()
+    this.user = undefined
+    this.upSince = undefined
+    return this
+  }
+
+  /** Attempt to Close current Gateway connection and Resume */
+  async reconnect(): Promise<Client> {
+    this.gateway.close()
+    this.gateway.initWebsocket()
+    return this.waitFor('ready', () => true).then(() => this)
+  }
+
+  /** Add a new Collector */
+  addCollector(collector: Collector): boolean {
+    if (this.collectors.has(collector)) return false
+    else {
+      this.collectors.add(collector)
+      return true
+    }
+  }
+
+  /** Remove a Collector */
+  removeCollector(collector: Collector): boolean {
+    if (!this.collectors.has(collector)) return false
+    else {
+      this.collectors.delete(collector)
+      return true
+    }
+  }
+
+  async emit(event: keyof ClientEvents, ...args: any[]): Promise<void> {
+    const collectors: Collector[] = []
+    for (const collector of this.collectors.values()) {
+      if (collector.event === event) collectors.push(collector)
+    }
+    if (collectors.length !== 0) {
+      this.collectors.forEach((collector) => collector._fire(...args))
+    }
+    // TODO(DjDeveloperr): Fix this ts-ignore
+    // eslint-disable-next-line @typescript-eslint/prefer-ts-expect-error
+    // @ts-ignore
+    return super.emit(event, ...args)
+  }
+
+  /** Returns an array of voice region objects that can be used when creating servers. */
+  async fetchVoiceRegions(): Promise<VoiceRegion[]> {
+    return this.rest.api.voice.regions.get()
+  }
+
+  /** Modify current (Client) User. */
+  async editUser(data: {
+    username?: string
+    avatar?: string
+  }): Promise<Client> {
+    if (data.username === undefined && data.avatar === undefined)
+      throw new Error(
+        'Either username or avatar or both must be specified to edit'
+      )
+
+    if (data.avatar?.startsWith('http') === true) {
+      data.avatar = await fetchAuto(data.avatar)
+    }
+
+    await this.rest.api.users['@me'].patch({
+      username: data.username,
+      avatar: data.avatar
+    })
+    return this
+  }
+
+  /** Change Username of the Client User */
+  async setUsername(username: string): Promise<Client> {
+    return await this.editUser({ username })
+  }
+
+  /** Change Avatar of the Client User */
+  async setAvatar(avatar: string): Promise<Client> {
+    return await this.editUser({ avatar })
+  }
+
+  /** Create a DM Channel with a User */
+  async createDM(user: User | string): Promise<DMChannel> {
+    const id = typeof user === 'object' ? user.id : user
+    const dmPayload = await this.rest.api.users['@me'].channels.post({
+      recipient_id: id
+    })
+    await this.channels.set(dmPayload.id, dmPayload)
+    return (this.channels.get<DMChannel>(dmPayload.id) as unknown) as DMChannel
+  }
+
+  /** Returns a template object for the given code. */
+  async fetchTemplate(code: string): Promise<Template> {
+    const payload = await this.rest.api.guilds.templates[code].get()
+    return new Template(this, payload)
+  }
+}
+
+/** Event decorator to create an Event handler from function */
+// eslint-disable-next-line @typescript-eslint/explicit-function-return-type
+export function event(name?: keyof ClientEvents) {
+  return function (
+    client: Client | Extension,
+    prop: keyof ClientEvents | string
+  ) {
+    // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion
+    const c = client as any
+    const listener = ((client as unknown) as {
+      [name in keyof ClientEvents]: (...args: ClientEvents[name]) => any
+    })[(prop as unknown) as keyof ClientEvents]
+    if (typeof listener !== 'function')
+      throw new Error('@event decorator requires a function')
+
+    if (c._decoratedEvents === undefined) c._decoratedEvents = {}
+    const key = name === undefined ? prop : name
+
+    c._decoratedEvents[key] = listener
+  }
+}

src/client/collectors.ts

@@ -1,5 +1,5 @@
 import { Collection } from '../utils/collection.ts'
-import type { Client } from './client.ts'
+import type { Client } from '../client/client.ts'
 import { HarmonyEventEmitter } from '../utils/events.ts'
 
 export type CollectorFilter = (...args: any[]) => boolean | Promise<boolean>

src/client/mod.ts

@@ -0,0 +1,3 @@
+export * from './client.ts'
+export * from './collectors.ts'
+export * from './shard.ts'

src/client/shard.ts

@@ -1,7 +1,7 @@
 import { Collection } from '../utils/collection.ts'
 import type { Client } from './client.ts'
-import { RESTManager } from './rest.ts'
-import { Gateway } from '../gateway/index.ts'
+import { RESTManager } from '../rest/mod.ts'
+import { Gateway } from '../gateway/mod.ts'
 import { HarmonyEventEmitter } from '../utils/events.ts'
 import { GatewayEvents } from '../types/gateway.ts'
 import { delay } from '../utils/delay.ts'
@@ -61,10 +61,24 @@ export class ShardManager extends HarmonyEventEmitter<ShardManagerEvents> {
     let shardCount: number
     if (this.cachedShardCount !== undefined) shardCount = this.cachedShardCount
     else {
-      if (this.client.shardCount === 'auto') {
+      if (
+        this.client.shardCount === 'auto' &&
+        this.client.fetchGatewayInfo !== false
+      ) {
+        this.debug('Fetch /gateway/bot...')
         const info = await this.client.rest.api.gateway.bot.get()
+        this.debug(`Recommended Shards: ${info.shards}`)
+        this.debug('=== Session Limit Info ===')
+        this.debug(
+          `Remaining: ${info.session_start_limit.remaining}/${info.session_start_limit.total}`
+        )
+        this.debug(`Reset After: ${info.session_start_limit.reset_after}ms`)
         shardCount = info.shards as number
-      } else shardCount = this.client.shardCount ?? 1
+      } else
+        shardCount =
+          typeof this.client.shardCount === 'string'
+            ? 1
+            : this.client.shardCount ?? 1
     }
     this.cachedShardCount = shardCount
     return this.cachedShardCount
@@ -79,8 +93,6 @@ export class ShardManager extends HarmonyEventEmitter<ShardManagerEvents> {
     const shardCount = await this.getShardCount()
 
     const gw = new Gateway(this.client, [Number(id), shardCount])
-    gw.token = this.client.token
-    gw.intents = this.client.intents
     this.list.set(id.toString(), gw)
 
     gw.initWebsocket()

src/client/voice.ts

@@ -0,0 +1,116 @@
+import type { VoiceServerUpdateData } from '../gateway/handlers/mod.ts'
+import type { VoiceChannel } from '../structures/guildVoiceChannel.ts'
+import type { VoiceStateOptions } from '../gateway/mod.ts'
+import { VoiceState } from '../structures/voiceState.ts'
+import { ChannelTypes } from '../types/channel.ts'
+import type { Guild } from '../structures/guild.ts'
+import { HarmonyEventEmitter } from '../utils/events.ts'
+import type { Client } from './client.ts'
+
+export interface VoiceServerData extends VoiceServerUpdateData {
+  userID: string
+  sessionID: string
+}
+
+export interface VoiceChannelJoinOptions extends VoiceStateOptions {
+  timeout?: number
+}
+
+export class VoiceManager extends HarmonyEventEmitter<{
+  voiceStateUpdate: [VoiceState]
+}> {
+  #pending = new Map<string, [number, CallableFunction]>()
+
+  readonly client!: Client
+
+  constructor(client: Client) {
+    super()
+    Object.defineProperty(this, 'client', {
+      value: client,
+      enumerable: false
+    })
+  }
+
+  async join(
+    channel: string | VoiceChannel,
+    options?: VoiceChannelJoinOptions
+  ): Promise<VoiceServerData> {
+    const id = typeof channel === 'string' ? channel : channel.id
+    const chan = await this.client.channels.get<VoiceChannel>(id)
+    if (chan === undefined) throw new Error('Voice Channel not cached')
+    if (
+      chan.type !== ChannelTypes.GUILD_VOICE &&
+      chan.type !== ChannelTypes.GUILD_STAGE_VOICE
+    )
+      throw new Error('Cannot join non-voice channel')
+
+    const pending = this.#pending.get(chan.guild.id)
+    if (pending !== undefined) {
+      clearTimeout(pending[0])
+      pending[1](new Error('Voice Connection timed out'))
+      this.#pending.delete(chan.guild.id)
+    }
+
+    return await new Promise((resolve, reject) => {
+      let vcdata: VoiceServerData
+      let done = 0
+
+      const onVoiceStateAdd = (state: VoiceState): void => {
+        if (state.user.id !== this.client.user?.id) return
+        if (state.channel?.id !== id) return
+        this.client.off('voiceStateAdd', onVoiceStateAdd)
+        done++
+        vcdata = vcdata ?? {}
+        vcdata.sessionID = state.sessionID
+        vcdata.userID = state.user.id
+        if (done >= 2) {
+          this.#pending.delete(chan.guild.id)
+          resolve(vcdata)
+        }
+      }
+
+      const onVoiceServerUpdate = (data: VoiceServerUpdateData): void => {
+        if (data.guild.id !== chan.guild.id) return
+        vcdata = Object.assign(vcdata ?? {}, data)
+        this.client.off('voiceServerUpdate', onVoiceServerUpdate)
+        done++
+        if (done >= 2) {
+          this.#pending.delete(chan.guild.id)
+          resolve(vcdata)
+        }
+      }
+
+      this.client.shards
+        .get(chan.guild.shardID)!
+        .updateVoiceState(chan.guild.id, chan.id, options)
+
+      this.on('voiceStateUpdate', onVoiceStateAdd)
+      this.client.on('voiceServerUpdate', onVoiceServerUpdate)
+
+      const timer = setTimeout(() => {
+        if (done < 2) {
+          this.client.off('voiceServerUpdate', onVoiceServerUpdate)
+          this.client.off('voiceStateAdd', onVoiceStateAdd)
+          reject(
+            new Error(
+              "Connection timed out - couldn't connect to Voice Channel"
+            )
+          )
+        }
+      }, options?.timeout ?? 1000 * 30)
+
+      this.#pending.set(chan.guild.id, [timer, reject])
+    })
+  }
+
+  async leave(guildOrID: Guild | string): Promise<void> {
+    const id = typeof guildOrID === 'string' ? guildOrID : guildOrID.id
+    const guild = await this.client.guilds.get(id)
+    if (guild === undefined) throw new Error('Guild not cached')
+    // eslint-disable-next-line @typescript-eslint/no-non-null-asserted-optional-chain
+    const vcs = await guild.voiceStates.get(this.client.user?.id!)
+    if (vcs === undefined) throw new Error('Not in Voice Channel')
+
+    this.client.shards.get(guild.shardID)!.updateVoiceState(guild, undefined)
+  }
+}

src/commands/client.ts

@@ -1,7 +1,6 @@
-import { Message } from '../structures/message.ts'
-import { GuildTextChannel } from '../structures/textChannel.ts'
-import { awaitSync } from '../utils/mixedPromise.ts'
-import { Client, ClientOptions } from './client.ts'
+import type { Message } from '../structures/message.ts'
+import type { GuildTextBasedChannel } from '../structures/guildTextChannel.ts'
+import { Client, ClientOptions } from '../client/mod.ts'
 import {
   CategoriesManager,
   Command,
@@ -10,7 +9,8 @@ import {
   CommandsManager,
   parseCommand
 } from './command.ts'
-import { Extension, ExtensionsManager } from './extensions.ts'
+import { parseArgs } from '../utils/command.ts'
+import { Extension, ExtensionsManager } from './extension.ts'
 
 type PrefixReturnType = string | string[] | Promise<string | string[]>
 
@@ -44,6 +44,11 @@ export interface CommandClientOptions extends ClientOptions {
   caseSensitive?: boolean
 }
 
+/**
+ * Harmony Client with extended functionality for Message based Commands parsing and handling.
+ *
+ * See SlashClient (`Client#slash`) for more info about Slash Commands.
+ */
 export class CommandClient extends Client implements CommandClientOptions {
   prefix: string | string[]
   mentionPrefix: boolean
@@ -66,8 +71,6 @@ export class CommandClient extends Client implements CommandClientOptions {
   commands: CommandsManager = new CommandsManager(this)
   categories: CategoriesManager = new CategoriesManager(this)
 
-  _decoratedCommands?: { [name: string]: Command }
-
   constructor(options: CommandClientOptions) {
     super(options)
     this.prefix = options.prefix
@@ -112,11 +115,12 @@ export class CommandClient extends Client implements CommandClientOptions {
     this.caseSensitive =
       options.caseSensitive === undefined ? false : options.caseSensitive
 
-    if (this._decoratedCommands !== undefined) {
-      Object.values(this._decoratedCommands).forEach((entry) => {
+    const self = this as any
+    if (self._decoratedCommands !== undefined) {
+      Object.values(self._decoratedCommands).forEach((entry: any) => {
         this.commands.add(entry)
       })
-      this._decoratedCommands = undefined
+      self._decoratedCommands = undefined
     }
 
     this.on(
@@ -129,35 +133,29 @@ export class CommandClient extends Client implements CommandClientOptions {
   async processMessage(msg: Message): Promise<any> {
     if (!this.allowBots && msg.author.bot === true) return
 
-    const isUserBlacklisted = await awaitSync(
-      this.isUserBlacklisted(msg.author.id)
-    )
-    if (isUserBlacklisted === true) return
+    const isUserBlacklisted = await this.isUserBlacklisted(msg.author.id)
+    if (isUserBlacklisted) return
 
-    const isChannelBlacklisted = await awaitSync(
-      this.isChannelBlacklisted(msg.channel.id)
-    )
-    if (isChannelBlacklisted === true) return
+    const isChannelBlacklisted = await this.isChannelBlacklisted(msg.channel.id)
+    if (isChannelBlacklisted) return
 
     if (msg.guild !== undefined) {
-      const isGuildBlacklisted = await awaitSync(
-        this.isGuildBlacklisted(msg.guild.id)
-      )
-      if (isGuildBlacklisted === true) return
+      const isGuildBlacklisted = await this.isGuildBlacklisted(msg.guild.id)
+      if (isGuildBlacklisted) return
     }
 
     let prefix: string | string[] = []
     if (typeof this.prefix === 'string') prefix = [...prefix, this.prefix]
     else prefix = [...prefix, ...this.prefix]
 
-    const userPrefix = await awaitSync(this.getUserPrefix(msg.author.id))
+    const userPrefix = await this.getUserPrefix(msg.author.id)
     if (userPrefix !== undefined) {
       if (typeof userPrefix === 'string') prefix = [...prefix, userPrefix]
       else prefix = [...prefix, ...userPrefix]
     }
 
     if (msg.guild !== undefined) {
-      const guildPrefix = await awaitSync(this.getGuildPrefix(msg.guild.id))
+      const guildPrefix = await this.getGuildPrefix(msg.guild.id)
       if (guildPrefix !== undefined) {
         if (typeof guildPrefix === 'string') prefix = [...prefix, guildPrefix]
         else prefix = [...prefix, ...guildPrefix]
@@ -242,7 +240,7 @@ export class CommandClient extends Client implements CommandClientOptions {
       client: this,
       name: parsed.name,
       prefix,
-      args: parsed.args,
+      args: parseArgs(command.args, parsed.args),
       argString: parsed.argString,
       message: msg,
       author: msg.author,
@@ -282,7 +280,7 @@ export class CommandClient extends Client implements CommandClientOptions {
     if (
       command.nsfw === true &&
       (msg.guild === undefined ||
-        ((msg.channel as unknown) as GuildTextChannel).nsfw !== true)
+        ((msg.channel as unknown) as GuildTextBasedChannel).nsfw !== true)
     )
       return this.emit('commandNSFW', ctx)
 
@@ -293,7 +291,8 @@ export class CommandClient extends Client implements CommandClientOptions {
 
     if (
       (command.botPermissions !== undefined ||
-        category?.permissions !== undefined) &&
+        category?.botPermissions !== undefined ||
+        allPermissions !== undefined) &&
       msg.guild !== undefined
     ) {
       // TODO: Check Overwrites too
@@ -322,7 +321,8 @@ export class CommandClient extends Client implements CommandClientOptions {
 
     if (
       (command.userPermissions !== undefined ||
-        category?.userPermissions !== undefined) &&
+        category?.userPermissions !== undefined ||
+        allPermissions !== undefined) &&
       msg.guild !== undefined
     ) {
       let permissions =
@@ -361,28 +361,35 @@ export class CommandClient extends Client implements CommandClientOptions {
     try {
       this.emit('commandUsed', ctx)
 
-      const beforeExecute = await awaitSync(command.beforeExecute(ctx))
+      const beforeExecute = await command.beforeExecute(ctx)
       if (beforeExecute === false) return
 
-      const result = await awaitSync(command.execute(ctx))
-      command.afterExecute(ctx, result)
+      const result = await command.execute(ctx)
+      await command.afterExecute(ctx, result)
     } catch (e) {
+      try {
+        await command.onError(ctx, e)
+      } catch (e) {
+        this.emit('commandError', ctx, e)
+      }
       this.emit('commandError', ctx, e)
     }
   }
 }
 
-/** Command decorator */
+/**
+ * Command decorator. Decorates the function with optional metadata as a Command registered upon constructing class.
+ */
 export function command(options?: CommandOptions) {
   return function (target: CommandClient | Extension, name: string) {
-    if (target._decoratedCommands === undefined) target._decoratedCommands = {}
+    // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion
+    const c = target as any
+    if (c._decoratedCommands === undefined) c._decoratedCommands = {}
 
-    const prop = ((target as unknown) as {
-      [name: string]: (ctx: CommandContext) => any
-    })[name]
+    const prop = c[name]
 
     if (typeof prop !== 'function')
-      throw new Error('@command decorator can only be used on functions')
+      throw new Error('@command decorator can only be used on class methods')
 
     const command = new Command()
 
@@ -393,6 +400,6 @@ export function command(options?: CommandOptions) {
 
     if (target instanceof Extension) command.extension = target
 
-    target._decoratedCommands[command.name] = command
+    c._decoratedCommands[command.name] = command
   }
 }

src/commands/command.ts

@@ -1,12 +1,12 @@
-import { Guild } from '../structures/guild.ts'
-import { Message } from '../structures/message.ts'
-import { TextChannel } from '../structures/textChannel.ts'
-import { User } from '../structures/user.ts'
+import type { Guild } from '../structures/guild.ts'
+import type { Message } from '../structures/message.ts'
+import type { TextChannel } from '../structures/textChannel.ts'
+import type { User } from '../structures/user.ts'
 import { Collection } from '../utils/collection.ts'
-import { CommandClient } from './commandClient.ts'
-import { Extension } from './extensions.ts'
-import { parse } from '../../deps.ts'
-
+import type { CommandClient } from './client.ts'
+import type { Extension } from './extension.ts'
+import { join, walk } from '../../deps.ts'
+import type { Args } from '../utils/command.ts'
 export interface CommandContext {
   /** The Client object */
   client: CommandClient
@@ -23,7 +23,7 @@ export interface CommandContext {
   /** Name of Command which was used */
   name: string
   /** Array of Arguments used with Command */
-  args: string[]
+  args: Record<string, unknown> | null
   /** Complete Raw String of Arguments */
   argString: string
   /** Guild which the command has called */
@@ -46,7 +46,7 @@ export interface CommandOptions {
   /** Usage Example of Command, only Arguments (without Prefix and Name) */
   examples?: string | string[]
   /** Does the Command take Arguments? Maybe number of required arguments? Or list of arguments? */
-  args?: number | boolean | string[]
+  args?: Args[]
   /** Permissions(s) required by both User and Bot in order to use Command */
   permissions?: string | string[]
   /** Permission(s) required for using Command */
@@ -72,6 +72,8 @@ export interface CommandOptions {
 }
 
 export class Command implements CommandOptions {
+  static meta?: CommandOptions
+
   name: string = ''
   description?: string
   category?: string
@@ -79,7 +81,7 @@ export class Command implements CommandOptions {
   extension?: Extension
   usage?: string | string[]
   examples?: string | string[]
-  args?: number | boolean | string[]
+  args?: Args[]
   permissions?: string | string[]
   userPermissions?: string | string[]
   botPermissions?: string | string[]
@@ -92,6 +94,9 @@ export class Command implements CommandOptions {
   dmOnly?: boolean
   ownerOnly?: boolean
 
+  /** Method called when the command errors */
+  onError(ctx: CommandContext, error: Error): any {}
+
   /** Method executed before executing actual command. Returns bool value - whether to continue or not (optional) */
   beforeExecute(ctx: CommandContext): boolean | Promise<boolean> {
     return true
@@ -284,13 +289,107 @@ export class CommandBuilder extends Command {
   }
 }
 
+export class CommandsLoader {
+  client: CommandClient
+  #importSeq: { [name: string]: number } = {}
+
+  constructor(client: CommandClient) {
+    this.client = client
+  }
+
+  /**
+   * Load a Command from file.
+   *
+   * NOTE: Relative paths resolve from cwd
+   *
+   * @param filePath Path of Command file.
+   * @param exportName Export name. Default is the "default" export.
+   */
+  async load(
+    filePath: string,
+    exportName: string = 'default',
+    onlyRead?: boolean
+  ): Promise<Command> {
+    const stat = await Deno.stat(filePath).catch(() => undefined)
+    if (stat === undefined || stat.isFile !== true)
+      throw new Error(`File not found on path ${filePath}`)
+
+    let seq: number | undefined
+
+    if (this.#importSeq[filePath] !== undefined) seq = this.#importSeq[filePath]
+    const mod = await import(
+      // eslint-disable-next-line @typescript-eslint/restrict-plus-operands
+      'file:///' +
+        join(Deno.cwd(), filePath) +
+        (seq === undefined ? '' : `#${seq}`)
+    )
+    if (this.#importSeq[filePath] === undefined) this.#importSeq[filePath] = 0
+    else this.#importSeq[filePath]++
+
+    const Cmd = mod[exportName]
+    if (Cmd === undefined)
+      throw new Error(`Command not exported as ${exportName} from ${filePath}`)
+
+    let cmd: Command
+    try {
+      if (Cmd instanceof Command) cmd = Cmd
+      else cmd = new Cmd()
+      if (!(cmd instanceof Command)) throw new Error('failed')
+    } catch (e) {
+      throw new Error(`Failed to load Command from ${filePath}`)
+    }
+
+    if (onlyRead !== true) this.client.commands.add(cmd)
+    return cmd
+  }
+
+  /**
+   * Load commands from a Directory.
+   *
+   * NOTE: Relative paths resolve from cwd
+   *
+   * @param path Path of the directory.
+   * @param options Options to configure loading.
+   */
+  async loadDirectory(
+    path: string,
+    options?: {
+      recursive?: boolean
+      exportName?: string
+      maxDepth?: number
+      exts?: string[]
+      onlyRead?: boolean
+    }
+  ): Promise<Command[]> {
+    const commands: Command[] = []
+
+    for await (const entry of walk(path, {
+      maxDepth: options?.maxDepth,
+      exts: options?.exts,
+      includeDirs: false
+    })) {
+      if (entry.isFile !== true) continue
+      const cmd = await this.load(
+        entry.path,
+        options?.exportName,
+        options?.onlyRead
+      )
+      commands.push(cmd)
+    }
+
+    return commands
+  }
+}
+
 export class CommandsManager {
   client: CommandClient
   list: Collection<string, Command> = new Collection()
   disabled: Set<string> = new Set()
+  loader: CommandsLoader
 
   constructor(client: CommandClient) {
     this.client = client
+    this.loader = new CommandsLoader(client)
   }
 
   /** Number of loaded Commands */
@@ -393,12 +492,16 @@ export class CommandsManager {
 
   /** Add a Command */
   add(cmd: Command | typeof Command): boolean {
-    // eslint-disable-next-line new-cap
-    if (!(cmd instanceof Command)) cmd = new cmd()
+    if (!(cmd instanceof Command)) {
+      const CmdClass = cmd
+      cmd = new CmdClass()
+      Object.assign(cmd, CmdClass.meta ?? {})
+    }
     if (this.exists(cmd, cmd.extension?.subPrefix))
       throw new Error(
         `Failed to add Command '${cmd.toString()}' with name/alias already exists.`
       )
+    if (cmd.name === '') throw new Error('Command has no name')
     this.list.set(
       `${cmd.name}-${
         this.list.filter((e) =>
@@ -506,7 +609,7 @@ export const parseCommand = (
 ): ParsedCommand | undefined => {
   let content = msg.content.slice(prefix.length)
   if (client.spacesAfterPrefix === true) content = content.trim()
-  const args = parse(content)._.map((e) => e.toString())
+  const args = content.split(' ')
 
   const name = args.shift()
   if (name === undefined) return

src/commands/extension.ts

@@ -1,7 +1,7 @@
-import { ClientEvents } from '../../mod.ts'
 import { Collection } from '../utils/collection.ts'
 import { Command } from './command.ts'
-import { CommandClient } from './commandClient.ts'
+import { CommandClient } from './client.ts'
+import type { ClientEvents } from '../gateway/handlers/mod.ts'
 
 export type ExtensionEventCallback = (ext: Extension, ...args: any[]) => any
 
@@ -73,27 +73,25 @@ export class Extension {
   /** Events registered by this Extension */
   events: { [name: string]: (...args: any[]) => {} } = {}
 
-  _decoratedCommands?: { [name: string]: Command }
-  _decoratedEvents?: { [name: string]: (...args: any[]) => any }
-
   constructor(client: CommandClient) {
     this.client = client
-    if (this._decoratedCommands !== undefined) {
-      Object.entries(this._decoratedCommands).forEach((entry) => {
+    const self = this as any
+    if (self._decoratedCommands !== undefined) {
+      Object.entries(self._decoratedCommands).forEach((entry: any) => {
         entry[1].extension = this
         this.commands.add(entry[1])
       })
-      this._decoratedCommands = undefined
+      self._decoratedCommands = undefined
     }
 
     if (
-      this._decoratedEvents !== undefined &&
-      Object.keys(this._decoratedEvents).length !== 0
+      self._decoratedEvents !== undefined &&
+      Object.keys(self._decoratedEvents).length !== 0
     ) {
-      Object.entries(this._decoratedEvents).forEach((entry) => {
+      Object.entries(self._decoratedEvents).forEach((entry: any) => {
         this.listen(entry[0] as keyof ClientEvents, entry[1].bind(this))
       })
-      this._decoratedEvents = undefined
+      self._decoratedEvents = undefined
     }
   }
 

src/commands/mod.ts

@@ -0,0 +1,3 @@
+export * from './client.ts'
+export * from './command.ts'
+export * from './extension.ts'

src/consts/urlsAndVersions.ts

@@ -1,9 +0,0 @@
-export const DISCORD_API_URL: string = 'https://discord.com/api'
-
-export const DISCORD_GATEWAY_URL: string = 'wss://gateway.discord.gg'
-
-export const DISCORD_CDN_URL: string = 'https://cdn.discordapp.com'
-
-export const DISCORD_API_VERSION: number = 8
-
-export const DISCORD_VOICE_VERSION: number = 4

src/gateway/handlers/applicationCommandCreate.ts

@@ -0,0 +1,15 @@
+import { SlashCommand } from '../../interactions/slashCommand.ts'
+import { ApplicationCommandPayload } from '../../types/gateway.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+
+export const applicationCommandCreate: GatewayEventHandler = async (
+  gateway: Gateway,
+  d: ApplicationCommandPayload
+) => {
+  const guild =
+    d.guild_id === undefined
+      ? undefined
+      : await gateway.client.guilds.get(d.guild_id)
+  const cmd = new SlashCommand(gateway.client.slash.commands, d, guild)
+  gateway.client.emit('slashCommandCreate', cmd)
+}

src/gateway/handlers/applicationCommandDelete.ts

@@ -0,0 +1,15 @@
+import { SlashCommand } from '../../interactions/slashCommand.ts'
+import { ApplicationCommandPayload } from '../../types/gateway.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+
+export const applicationCommandDelete: GatewayEventHandler = async (
+  gateway: Gateway,
+  d: ApplicationCommandPayload
+) => {
+  const guild =
+    d.guild_id === undefined
+      ? undefined
+      : await gateway.client.guilds.get(d.guild_id)
+  const cmd = new SlashCommand(gateway.client.slash.commands, d, guild)
+  gateway.client.emit('slashCommandDelete', cmd)
+}

src/gateway/handlers/applicationCommandUpdate.ts

@@ -0,0 +1,15 @@
+import { SlashCommand } from '../../interactions/slashCommand.ts'
+import { ApplicationCommandPayload } from '../../types/gateway.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+
+export const applicationCommandUpdate: GatewayEventHandler = async (
+  gateway: Gateway,
+  d: ApplicationCommandPayload
+) => {
+  const guild =
+    d.guild_id === undefined
+      ? undefined
+      : await gateway.client.guilds.get(d.guild_id)
+  const cmd = new SlashCommand(gateway.client.slash.commands, d, guild)
+  gateway.client.emit('slashCommandUpdate', cmd)
+}

src/gateway/handlers/channelCreate.ts

@@ -1,7 +1,10 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
-import getChannelByType from '../../utils/getChannelByType.ts'
-import { ChannelPayload, GuildChannelPayload } from '../../types/channel.ts'
-import { Guild } from '../../structures/guild.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+import getChannelByType from '../../utils/channel.ts'
+import type {
+  ChannelPayload,
+  GuildChannelPayload
+} from '../../types/channel.ts'
+import type { Guild } from '../../structures/guild.ts'
 
 export const channelCreate: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/channelDelete.ts

@@ -1,5 +1,5 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
-import { ChannelPayload } from '../../types/channel.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+import type { ChannelPayload } from '../../types/channel.ts'
 
 export const channelDelete: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/channelPinsUpdate.ts

@@ -1,6 +1,6 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
-import { TextChannel } from '../../structures/textChannel.ts'
-import { ChannelPinsUpdatePayload } from '../../types/gateway.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+import type { TextChannel } from '../../structures/textChannel.ts'
+import type { ChannelPinsUpdatePayload } from '../../types/gateway.ts'
 
 export const channelPinsUpdate: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/channelUpdate.ts

@@ -1,6 +1,6 @@
-import { Channel } from '../../structures/channel.ts'
-import { ChannelPayload } from '../../types/channel.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Channel } from '../../structures/channel.ts'
+import type { ChannelPayload } from '../../types/channel.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const channelUpdate: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/guildBanAdd.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { User } from '../../structures/user.ts'
 import { GuildBanAddPayload } from '../../types/gateway.ts'

src/gateway/handlers/guildBanRemove.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { User } from '../../structures/user.ts'
 import { GuildBanRemovePayload } from '../../types/gateway.ts'

src/gateway/handlers/guildCreate.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { GuildPayload } from '../../types/guild.ts'
 import { GuildChannelPayload } from '../../types/channel.ts'
@@ -27,6 +27,11 @@ export const guildCreate: GatewayEventHandler = async (
   if (d.voice_states !== undefined)
     await guild.voiceStates.fromPayload(d.voice_states)
 
+  for (const emojiPayload of d.emojis) {
+    if (emojiPayload.id === null) continue
+    await gateway.client.emojis.set(emojiPayload.id, emojiPayload)
+  }
+
   if (hasGuild === undefined) {
     // It wasn't lazy load, so emit event
     gateway.client.emit('guildCreate', guild)

src/gateway/handlers/guildDelete.ts

@@ -1,6 +1,6 @@
 import { Guild } from '../../structures/guild.ts'
 import { GuildPayload } from '../../types/guild.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const guildDelete: GatewayEventHandler = async (
   gateway: Gateway,
@@ -13,6 +13,7 @@ export const guildDelete: GatewayEventHandler = async (
     await guild.channels.flush()
     await guild.roles.flush()
     await guild.presences.flush()
+    await guild.emojis.flush()
     await gateway.client.guilds._delete(d.id)
 
     gateway.client.emit('guildDelete', guild)

src/gateway/handlers/guildEmojiUpdate.ts

@@ -2,7 +2,7 @@ import { Emoji } from '../../structures/emoji.ts'
 import { Guild } from '../../structures/guild.ts'
 import { EmojiPayload } from '../../types/emoji.ts'
 import { GuildEmojiUpdatePayload } from '../../types/gateway.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const guildEmojiUpdate: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/guildIntegrationsUpdate.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { GuildIntegrationsUpdatePayload } from '../../types/gateway.ts'
 

src/gateway/handlers/guildMemberAdd.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { GuildMemberAddPayload } from '../../types/gateway.ts'
 import { Member } from '../../structures/member.ts'

src/gateway/handlers/guildMemberRemove.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { User } from '../../structures/user.ts'
 import { GuildMemberRemovePayload } from '../../types/gateway.ts'

src/gateway/handlers/guildMemberUpdate.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { GuildMemberUpdatePayload } from '../../types/gateway.ts'
 import { MemberPayload } from '../../types/guild.ts'

src/gateway/handlers/guildMembersChunk.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { GuildMemberChunkPayload } from '../../types/gateway.ts'
 

src/gateway/handlers/guildRoleCreate.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { GuildRoleCreatePayload } from '../../types/gateway.ts'
 import { Role } from '../../structures/role.ts'

src/gateway/handlers/guildRoleDelete.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { GuildRoleDeletePayload } from '../../types/gateway.ts'
 

src/gateway/handlers/guildRoleUpdate.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { GuildRoleUpdatePayload } from '../../types/gateway.ts'
 import { Role } from '../../structures/role.ts'

src/gateway/handlers/guildUpdate.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { GuildPayload } from '../../types/guild.ts'
 

src/gateway/handlers/interactionCreate.ts

@@ -1,29 +1,173 @@
+/* eslint-disable @typescript-eslint/no-unnecessary-type-assertion */
+import { Guild } from '../../structures/guild.ts'
 import { Member } from '../../structures/member.ts'
-import { Interaction } from '../../structures/slash.ts'
-import { GuildTextChannel } from '../../structures/textChannel.ts'
-import { InteractionPayload } from '../../types/slash.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import {
+  InteractionApplicationCommandResolved,
+  SlashCommandInteraction
+} from '../../structures/slash.ts'
+import {
+  Interaction,
+  InteractionChannel
+} from '../../structures/interactions.ts'
+import { GuildTextBasedChannel } from '../../structures/guildTextChannel.ts'
+import {
+  InteractionPayload,
+  InteractionType
+} from '../../types/interactions.ts'
+import { UserPayload } from '../../types/user.ts'
+import { Permissions } from '../../utils/permissions.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+import { User } from '../../structures/user.ts'
+import { Role } from '../../structures/role.ts'
+import { RolePayload } from '../../types/role.ts'
+import {
+  InteractionApplicationCommandData,
+  InteractionChannelPayload
+} from '../../types/slashCommands.ts'
+import { Message } from '../../structures/message.ts'
+import { TextChannel } from '../../structures/textChannel.ts'
 
 export const interactionCreate: GatewayEventHandler = async (
   gateway: Gateway,
   d: InteractionPayload
 ) => {
-  const guild = await gateway.client.guilds.get(d.guild_id)
-  if (guild === undefined) return
+  // NOTE(DjDeveloperr): Mason once mentioned that channel_id can be optional in Interaction.
+  // This case can be seen in future proofing Interactions, and one he mentioned was
+  // that bots will be able to add custom context menus. In that case, Interaction will not have it.
+  // Ref: https://github.com/discord/discord-api-docs/pull/2568/files#r569025697
+  if (d.channel_id === undefined) return
 
-  await guild.members.set(d.member.user.id, d.member)
-  const member = ((await guild.members.get(
-    d.member.user.id
-  )) as unknown) as Member
+  const guild =
+    d.guild_id === undefined
+      ? undefined
+      : (await gateway.client.guilds.get(d.guild_id)) ??
+        new Guild(gateway.client, { unavailable: true, id: d.guild_id } as any)
 
-  const channel =
-    (await gateway.client.channels.get<GuildTextChannel>(d.channel_id)) ??
-    (await gateway.client.channels.fetch<GuildTextChannel>(d.channel_id))
+  if (d.member !== undefined)
+    await guild?.members.set(d.member.user.id, d.member)
+  const member =
+    d.member !== undefined
+      ? (await guild?.members.get(d.member.user.id))! ??
+        new Member(
+          gateway.client,
+          d.member!,
+          new User(gateway.client, d.member.user),
+          // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion
+          guild!,
+          new Permissions(d.member.permissions)
+        )
+      : undefined
+  if (d.user !== undefined) await gateway.client.users.set(d.user.id, d.user)
+  const dmUser =
+    d.user !== undefined ? await gateway.client.users.get(d.user.id) : undefined
+
+  const user = member !== undefined ? member.user : dmUser
+  if (user === undefined) return
+
+  const channel = await gateway.client.channels.get<GuildTextBasedChannel>(
+    d.channel_id
+  )
+
+  const resolved: InteractionApplicationCommandResolved = {
+    users: {},
+    channels: {},
+    members: {},
+    roles: {}
+  }
+
+  if ((d.data as InteractionApplicationCommandData)?.resolved !== undefined) {
+    for (const [id, data] of Object.entries(
+      (d.data as any)?.resolved.users ?? {}
+    )) {
+      await gateway.client.users.set(id, data as UserPayload)
+      resolved.users[id] = ((await gateway.client.users.get(
+        id
+      )) as unknown) as User
+      if (resolved.members[id] !== undefined)
+        resolved.users[id].member = resolved.members[id]
+    }
+
+    for (const [id, data] of Object.entries(
+      (d.data as InteractionApplicationCommandData)?.resolved?.members ?? {}
+    )) {
+      const roles = await guild?.roles.array()
+      let permissions = new Permissions(Permissions.DEFAULT)
+      if (roles !== undefined) {
+        const mRoles = roles.filter(
+          (r) =>
+            ((data as any)?.roles?.includes(r.id) as boolean) ||
+            r.id === guild?.id
+        )
+        permissions = new Permissions(mRoles.map((r) => r.permissions))
+      }
+      ;(data as any).user = ((d.data as any).resolved.users?.[
+        id
+      ] as unknown) as UserPayload
+      resolved.members[id] = new Member(
+        gateway.client,
+        data as any,
+        resolved.users[id],
+        guild as Guild,
+        permissions
+      )
+    }
+
+    for (const [id, data] of Object.entries(
+      (d.data as InteractionApplicationCommandData).resolved?.roles ?? {}
+    )) {
+      if (guild !== undefined) {
+        await guild.roles.set(id, data as RolePayload)
+        resolved.roles[id] = ((await guild.roles.get(id)) as unknown) as Role
+      } else {
+        resolved.roles[id] = new Role(
+          gateway.client,
+          data as any,
+          (guild as unknown) as Guild
+        )
+      }
+    }
+
+    for (const [id, data] of Object.entries(
+      (d.data as InteractionApplicationCommandData).resolved?.channels ?? {}
+    )) {
+      resolved.channels[id] = new InteractionChannel(
+        gateway.client,
+        data as InteractionChannelPayload
+      )
+    }
+  }
+
+  let message: Message | undefined
+  if (d.message !== undefined) {
+    const channel = (await gateway.client.channels.get<TextChannel>(
+      d.message.channel_id
+    ))!
+    message = new Message(
+      gateway.client,
+      d.message,
+      channel,
+      new User(gateway.client, d.message.author)
+    )
+  }
+
+  let interaction
+  if (d.type === InteractionType.APPLICATION_COMMAND) {
+    interaction = new SlashCommandInteraction(gateway.client, d, {
+      member,
+      guild,
+      channel,
+      user,
+      resolved
+    })
+  } else {
+    interaction = new Interaction(gateway.client, d, {
+      member,
+      guild,
+      channel,
+      user,
+      message
+    })
+  }
 
-  const interaction = new Interaction(gateway.client, d, {
-    member,
-    guild,
-    channel
-  })
   gateway.client.emit('interactionCreate', interaction)
 }

src/gateway/handlers/inviteCreate.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { InviteCreatePayload } from '../../types/gateway.ts'
 import { ChannelPayload } from '../../types/channel.ts'

src/gateway/handlers/inviteDelete.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 import { Guild } from '../../structures/guild.ts'
 import { InviteDeletePayload } from '../../types/gateway.ts'
 import { PartialInvitePayload } from '../../types/invite.ts'

src/gateway/handlers/messageCreate.ts

@@ -1,8 +1,8 @@
 import { Message } from '../../structures/message.ts'
-import { TextChannel } from '../../structures/textChannel.ts'
+import type { TextChannel } from '../../structures/textChannel.ts'
 import { User } from '../../structures/user.ts'
-import { MessagePayload } from '../../types/channel.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { MessagePayload } from '../../types/channel.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const messageCreate: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/messageDelete.ts

@@ -1,6 +1,6 @@
-import { TextChannel } from '../../structures/textChannel.ts'
-import { MessageDeletePayload } from '../../types/gateway.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { TextChannel } from '../../structures/textChannel.ts'
+import type { MessageDeletePayload } from '../../types/gateway.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const messageDelete: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/messageDeleteBulk.ts

@@ -1,14 +1,14 @@
-import { Message } from '../../structures/message.ts'
-import { GuildTextChannel } from '../../structures/textChannel.ts'
-import { MessageDeleteBulkPayload } from '../../types/gateway.ts'
+import type { Message } from '../../structures/message.ts'
+import type { GuildTextBasedChannel } from '../../structures/guildTextChannel.ts'
+import type { MessageDeleteBulkPayload } from '../../types/gateway.ts'
 import { Collection } from '../../utils/collection.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const messageDeleteBulk: GatewayEventHandler = async (
   gateway: Gateway,
   d: MessageDeleteBulkPayload
 ) => {
-  let channel = await gateway.client.channels.get<GuildTextChannel>(
+  let channel = await gateway.client.channels.get<GuildTextBasedChannel>(
     d.channel_id
   )
   // Fetch the channel if not cached
@@ -16,7 +16,7 @@ export const messageDeleteBulk: GatewayEventHandler = async (
     // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion
     channel = (await gateway.client.channels.fetch(
       d.channel_id
-    )) as GuildTextChannel
+    )) as GuildTextBasedChannel
 
   const messages = new Collection<string, Message>()
   const uncached = new Set<string>()

src/gateway/handlers/messageReactionAdd.ts

@@ -1,8 +1,8 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
-import { MessageReactionAddPayload } from '../../types/gateway.ts'
-import { TextChannel } from '../../structures/textChannel.ts'
-import { MessageReaction } from '../../structures/messageReaction.ts'
-import { UserPayload } from '../../types/user.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+import type { MessageReactionAddPayload } from '../../types/gateway.ts'
+import type { TextChannel } from '../../structures/textChannel.ts'
+import type { MessageReaction } from '../../structures/messageReaction.ts'
+import type { UserPayload } from '../../types/user.ts'
 
 export const messageReactionAdd: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/messageReactionRemove.ts

@@ -1,6 +1,6 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
-import { MessageReactionRemovePayload } from '../../types/gateway.ts'
-import { TextChannel } from '../../structures/textChannel.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+import type { MessageReactionRemovePayload } from '../../types/gateway.ts'
+import type { TextChannel } from '../../structures/textChannel.ts'
 
 export const messageReactionRemove: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/messageReactionRemoveAll.ts

@@ -1,6 +1,6 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
-import { MessageReactionRemoveAllPayload } from '../../types/gateway.ts'
-import { TextChannel } from '../../structures/textChannel.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+import type { MessageReactionRemoveAllPayload } from '../../types/gateway.ts'
+import type { TextChannel } from '../../structures/textChannel.ts'
 
 export const messageReactionRemoveAll: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/messageReactionRemoveEmoji.ts

@@ -1,6 +1,6 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
-import { MessageReactionRemoveEmojiPayload } from '../../types/gateway.ts'
-import { TextChannel } from '../../structures/textChannel.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+import type { MessageReactionRemoveEmojiPayload } from '../../types/gateway.ts'
+import type { TextChannel } from '../../structures/textChannel.ts'
 
 export const messageReactionRemoveEmoji: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/messageUpdate.ts

@@ -1,7 +1,7 @@
-import { Message } from '../../structures/message.ts'
-import { TextChannel } from '../../structures/textChannel.ts'
-import { MessagePayload } from '../../types/channel.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Message } from '../../structures/message.ts'
+import type { TextChannel } from '../../structures/textChannel.ts'
+import type { MessagePayload } from '../../types/channel.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const messageUpdate: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/mod.ts

@@ -1,5 +1,5 @@
-import { GatewayEventHandler } from '../index.ts'
-import {
+import type { GatewayEventHandler } from '../mod.ts'
+import type {
   GatewayEvents,
   MessageDeletePayload,
   TypingStartGuildData
@@ -31,17 +31,18 @@ import { webhooksUpdate } from './webhooksUpdate.ts'
 import { messageDeleteBulk } from './messageDeleteBulk.ts'
 import { userUpdate } from './userUpdate.ts'
 import { typingStart } from './typingStart.ts'
-import { GuildTextChannel, TextChannel } from '../../structures/textChannel.ts'
-import { Guild } from '../../structures/guild.ts'
-import { User } from '../../structures/user.ts'
-import { Emoji } from '../../structures/emoji.ts'
-import { Member } from '../../structures/member.ts'
-import { Role } from '../../structures/role.ts'
-import { Message } from '../../structures/message.ts'
-import { Collection } from '../../utils/collection.ts'
+import type { TextChannel } from '../../structures/textChannel.ts'
+import { GuildTextBasedChannel } from '../../structures/guildTextChannel.ts'
+import type { Guild } from '../../structures/guild.ts'
+import type { User } from '../../structures/user.ts'
+import type { Emoji } from '../../structures/emoji.ts'
+import type { Member } from '../../structures/member.ts'
+import type { Role } from '../../structures/role.ts'
+import type { Message } from '../../structures/message.ts'
+import type { Collection } from '../../utils/collection.ts'
 import { voiceServerUpdate } from './voiceServerUpdate.ts'
 import { voiceStateUpdate } from './voiceStateUpdate.ts'
-import { VoiceState } from '../../structures/voiceState.ts'
+import type { VoiceState } from '../../structures/voiceState.ts'
 import { messageReactionAdd } from './messageReactionAdd.ts'
 import { messageReactionRemove } from './messageReactionRemove.ts'
 import { messageReactionRemoveAll } from './messageReactionRemoveAll.ts'
@@ -50,24 +51,32 @@ import { guildMembersChunk } from './guildMembersChunk.ts'
 import { presenceUpdate } from './presenceUpdate.ts'
 import { inviteCreate } from './inviteCreate.ts'
 import { inviteDelete } from './inviteDelete.ts'
-import { MessageReaction } from '../../structures/messageReaction.ts'
-import { Invite } from '../../structures/invite.ts'
-import { Presence } from '../../structures/presence.ts'
-import {
+import type { MessageReaction } from '../../structures/messageReaction.ts'
+import type { Invite } from '../../structures/invite.ts'
+import type { Presence } from '../../structures/presence.ts'
+import type {
   EveryChannelTypes,
   EveryTextChannelTypes
-} from '../../utils/getChannelByType.ts'
+} from '../../utils/channel.ts'
 import { interactionCreate } from './interactionCreate.ts'
-import { Interaction } from '../../structures/slash.ts'
-import { CommandContext } from '../../models/command.ts'
-import { RequestMethods } from '../../models/rest.ts'
-import { PartialInvitePayload } from '../../types/invite.ts'
-import { GuildChannels } from '../../types/guild.ts'
+import type { Interaction } from '../../structures/interactions.ts'
+import type { SlashCommandInteraction } from '../../structures/slash.ts'
+import type { CommandContext } from '../../commands/command.ts'
+import type { RequestMethods } from '../../rest/types.ts'
+import type { PartialInvitePayload } from '../../types/invite.ts'
+import type { GuildChannels } from '../../types/guild.ts'
+import { applicationCommandCreate } from './applicationCommandCreate.ts'
+import { applicationCommandDelete } from './applicationCommandDelete.ts'
+import { applicationCommandUpdate } from './applicationCommandUpdate.ts'
+import type { SlashCommand } from '../../interactions/slashCommand.ts'
 
 export const gatewayHandlers: {
   [eventCode in GatewayEvents]: GatewayEventHandler | undefined
 } = {
   READY: ready,
+  APPLICATION_COMMAND_CREATE: applicationCommandCreate,
+  APPLICATION_COMMAND_DELETE: applicationCommandDelete,
+  APPLICATION_COMMAND_UPDATE: applicationCommandUpdate,
   RECONNECT: reconnect,
   RESUMED: resume,
   CHANNEL_CREATE: channelCreate,
@@ -256,7 +265,7 @@ export type ClientEvents = {
    * @param uncached Set of Messages deleted's IDs which were not cached
    */
   messageDeleteBulk: [
-    channel: GuildTextChannel,
+    channel: GuildTextBasedChannel,
     messages: Collection<string, Message>,
     uncached: Set<string>
   ]
@@ -349,12 +358,13 @@ export type ClientEvents = {
    * @param guild Guild in which Webhooks were updated
    * @param channel Channel of which Webhooks were updated
    */
-  webhooksUpdate: [guild: Guild, channel: GuildTextChannel]
+  webhooksUpdate: [guild: Guild, channel: GuildTextBasedChannel]
+
   /**
    * An Interaction was created
    * @param interaction Created interaction object
    */
-  interactionCreate: [interaction: Interaction]
+  interactionCreate: [interaction: Interaction | SlashCommandInteraction]
 
   /**
    * When debug message was made
@@ -385,7 +395,15 @@ export type ClientEvents = {
     }
   ]
   guildMembersChunked: [guild: Guild, chunks: number]
-  rateLimit: [data: { method: RequestMethods; url: string; body: any }]
+  rateLimit: [
+    data: {
+      method: RequestMethods
+      path: string
+      global: boolean
+      timeout: number
+      limit: number
+    }
+  ]
   inviteDeleteUncached: [invite: PartialInvitePayload]
   voiceStateRemoveUncached: [data: { guild: Guild; member: Member }]
   userUpdateUncached: [user: User]
@@ -394,7 +412,9 @@ export type ClientEvents = {
   guildMemberUpdateUncached: [member: Member]
   guildMemberRemoveUncached: [member: Member]
   channelUpdateUncached: [channel: GuildChannels]
-
+  slashCommandCreate: [cmd: SlashCommand]
+  slashCommandUpdate: [cmd: SlashCommand]
+  slashCommandDelete: [cmd: SlashCommand]
   commandOwnerOnly: [ctx: CommandContext]
   commandGuildOnly: [ctx: CommandContext]
   commandDmOnly: [ctx: CommandContext]
@@ -404,4 +424,5 @@ export type ClientEvents = {
   commandMissingArgs: [ctx: CommandContext]
   commandUsed: [ctx: CommandContext]
   commandError: [ctx: CommandContext, err: Error]
+  gatewayError: [err: ErrorEvent, shards: [number, number]]
 }

src/gateway/handlers/presenceUpdate.ts

@@ -1,5 +1,5 @@
-import { PresenceUpdatePayload } from '../../types/gateway.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { PresenceUpdatePayload } from '../../types/gateway.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const presenceUpdate: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/ready.ts

@@ -1,13 +1,19 @@
 import { User } from '../../structures/user.ts'
-import { Ready } from '../../types/gateway.ts'
-import { GuildPayload } from '../../types/guild.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Ready } from '../../types/gateway.ts'
+import type { GuildPayload } from '../../types/guild.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const ready: GatewayEventHandler = async (
   gateway: Gateway,
   d: Ready
 ) => {
   gateway.client.upSince = new Date()
+
+  if ('application' in d) {
+    gateway.client.applicationID = d.application.id
+    gateway.client.applicationFlags = d.application.flags
+  }
+
   await gateway.client.guilds.flush()
 
   await gateway.client.users.set(d.user.id, d.user)

src/gateway/handlers/reconnect.ts

@@ -1,4 +1,4 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const reconnect: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/resume.ts

@@ -1,7 +1,7 @@
 import { User } from '../../structures/user.ts'
 import { CLIENT_USER } from '../../types/endpoint.ts'
-import { Resume } from '../../types/gateway.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Resume } from '../../types/gateway.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const resume: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/typingStart.ts

@@ -1,7 +1,7 @@
 import { Member } from '../../structures/member.ts'
-import { TextChannel } from '../../structures/textChannel.ts'
-import { TypingStartPayload } from '../../types/gateway.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { TextChannel } from '../../structures/textChannel.ts'
+import type { TypingStartPayload } from '../../types/gateway.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 // TODO: Do we need to add uncached events here?
 export const typingStart: GatewayEventHandler = async (

src/gateway/handlers/userUpdate.ts

@@ -1,6 +1,6 @@
-import { User } from '../../structures/user.ts'
-import { UserPayload } from '../../types/user.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { User } from '../../structures/user.ts'
+import type { UserPayload } from '../../types/user.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const userUpdate: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/voiceServerUpdate.ts

@@ -1,6 +1,6 @@
-import { Guild } from '../../structures/guild.ts'
-import { VoiceServerUpdatePayload } from '../../types/gateway.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Guild } from '../../structures/guild.ts'
+import type { VoiceServerUpdatePayload } from '../../types/gateway.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const voiceServerUpdate: GatewayEventHandler = async (
   gateway: Gateway,

src/gateway/handlers/voiceStateUpdate.ts

@@ -1,8 +1,8 @@
-import { Guild } from '../../structures/guild.ts'
-import { VoiceState } from '../../structures/voiceState.ts'
-import { MemberPayload } from '../../types/guild.ts'
-import { VoiceStatePayload } from '../../types/voice.ts'
-import { Gateway, GatewayEventHandler } from '../index.ts'
+import type { Guild } from '../../structures/guild.ts'
+import type { VoiceState } from '../../structures/voiceState.ts'
+import type { MemberPayload } from '../../types/guild.ts'
+import type { VoiceStatePayload } from '../../types/voice.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
 
 export const voiceStateUpdate: GatewayEventHandler = async (
   gateway: Gateway,
@@ -33,17 +33,15 @@ export const voiceStateUpdate: GatewayEventHandler = async (
   }
 
   await guild.voiceStates.set(d.user_id, d)
-  const newVoiceState = await guild.voiceStates.get(d.user_id)
+  const newVoiceState = (await guild.voiceStates.get(d.user_id))!
+
+  if (d.user_id === gateway.client.user!.id) {
+    gateway.client.voice.emit('voiceStateUpdate', newVoiceState)
+  }
+
   if (voiceState === undefined) {
-    gateway.client.emit(
-      'voiceStateAdd',
-      (newVoiceState as unknown) as VoiceState
-    )
+    gateway.client.emit('voiceStateAdd', newVoiceState)
   } else {
-    gateway.client.emit(
-      'voiceStateUpdate',
-      voiceState,
-      (newVoiceState as unknown) as VoiceState
-    )
+    gateway.client.emit('voiceStateUpdate', voiceState, newVoiceState)
   }
 }

src/gateway/handlers/webhooksUpdate.ts

@@ -1,7 +1,7 @@
-import { Gateway, GatewayEventHandler } from '../index.ts'
-import { Guild } from '../../structures/guild.ts'
-import { WebhooksUpdatePayload } from '../../types/gateway.ts'
-import { GuildTextChannel } from '../../structures/textChannel.ts'
+import type { Gateway, GatewayEventHandler } from '../mod.ts'
+import type { Guild } from '../../structures/guild.ts'
+import type { WebhooksUpdatePayload } from '../../types/gateway.ts'
+import type { GuildTextBasedChannel } from '../../structures/guildTextChannel.ts'
 
 export const webhooksUpdate: GatewayEventHandler = async (
   gateway: Gateway,
@@ -10,9 +10,9 @@ export const webhooksUpdate: GatewayEventHandler = async (
   const guild: Guild | undefined = await gateway.client.guilds.get(d.guild_id)
   if (guild === undefined) return
 
-  const channel: GuildTextChannel | undefined = (await guild.channels.get(
+  const channel: GuildTextBasedChannel | undefined = (await guild.channels.get(
     d.channel_id
-  )) as GuildTextChannel
+  )) as GuildTextBasedChannel
   if (channel === undefined)
     gateway.client.emit('webhooksUpdateUncached', guild, d.channel_id)
   else gateway.client.emit('webhooksUpdate', guild, channel)

src/gateway/mod.ts

@@ -1,24 +1,21 @@
 import { unzlib } from '../../deps.ts'
-import { Client } from '../models/client.ts'
-import {
-  DISCORD_GATEWAY_URL,
-  DISCORD_API_VERSION
-} from '../consts/urlsAndVersions.ts'
+import type { Client } from '../client/mod.ts'
 import { GatewayResponse } from '../types/gatewayResponse.ts'
 import {
   GatewayOpcodes,
-  GatewayIntents,
   GatewayCloseCodes,
   IdentityPayload,
   StatusUpdatePayload,
   GatewayEvents
 } from '../types/gateway.ts'
-import { gatewayHandlers } from './handlers/index.ts'
+import { gatewayHandlers } from './handlers/mod.ts'
 import { GatewayCache } from '../managers/gatewayCache.ts'
 import { delay } from '../utils/delay.ts'
-import { VoiceChannel } from '../structures/guildVoiceChannel.ts'
-import { Guild } from '../structures/guild.ts'
+import type { VoiceChannel } from '../structures/guildVoiceChannel.ts'
+import type { Guild } from '../structures/guild.ts'
 import { HarmonyEventEmitter } from '../utils/events.ts'
+import { decodeText } from '../utils/encoding.ts'
+import { Constants } from '../types/constants.ts'
 
 export interface RequestMembersOptions {
   limit?: number
@@ -57,8 +54,6 @@ export type GatewayTypedEvents = {
  */
 export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
   websocket?: WebSocket
-  token?: string
-  intents?: GatewayIntents[]
   connected = false
   initialized = false
   heartbeatInterval = 0
@@ -67,14 +62,15 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
   lastPingTimestamp = 0
   sessionID?: string
   private heartbeatServerResponded = false
-  client: Client
+  client!: Client
   cache: GatewayCache
   private timedIdentify: number | null = null
   shards?: number[]
+  ping: number = 0
 
   constructor(client: Client, shards?: number[]) {
     super()
-    this.client = client
+    Object.defineProperty(this, 'client', { value: client, enumerable: false })
     this.cache = new GatewayCache(client)
     this.shards = shards
   }
@@ -92,7 +88,7 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
     }
     if (data instanceof Uint8Array) {
       data = unzlib(data)
-      data = new TextDecoder('utf-8').decode(data)
+      data = decodeText(data)
     }
 
     const { op, d, s, t }: GatewayResponse = JSON.parse(data)
@@ -120,11 +116,9 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
 
       case GatewayOpcodes.HEARTBEAT_ACK:
         this.heartbeatServerResponded = true
-        this.client.ping = Date.now() - this.lastPingTimestamp
-        this.emit('ping', this.client.ping)
-        this.debug(
-          `Received Heartbeat Ack. Ping Recognized: ${this.client.ping}ms`
-        )
+        this.ping = Date.now() - this.lastPingTimestamp
+        this.emit('ping', this.ping)
+        this.debug(`Received Heartbeat Ack. Ping Recognized: ${this.ping}ms`)
         break
 
       case GatewayOpcodes.INVALID_SESSION:
@@ -157,7 +151,7 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
 
           const handler = gatewayHandlers[t]
 
-          if (handler !== undefined) {
+          if (handler !== undefined && d !== null) {
             handler(this, d)
           }
         }
@@ -177,8 +171,8 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
       }
       case GatewayOpcodes.RECONNECT: {
         this.emit('reconnectRequired')
-        // eslint-disable-next-line @typescript-eslint/no-floating-promises
-        this.reconnect()
+        this.debug('Received OpCode RECONNECT')
+        await this.reconnect()
         break
       }
       default:
@@ -194,8 +188,7 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
     switch (code) {
       case GatewayCloseCodes.UNKNOWN_ERROR:
         this.debug('API has encountered Unknown Error. Reconnecting...')
-        // eslint-disable-next-line @typescript-eslint/no-floating-promises
-        this.reconnect()
+        await this.reconnect()
         break
       case GatewayCloseCodes.UNKNOWN_OPCODE:
         throw new Error(
@@ -209,20 +202,17 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
         throw new Error('Invalid Token provided!')
       case GatewayCloseCodes.INVALID_SEQ:
         this.debug('Invalid Seq was sent. Reconnecting.')
-        // eslint-disable-next-line @typescript-eslint/no-floating-promises
-        this.reconnect()
+        await this.reconnect()
         break
       case GatewayCloseCodes.RATE_LIMITED:
         throw new Error("You're ratelimited. Calm down.")
       case GatewayCloseCodes.SESSION_TIMED_OUT:
         this.debug('Session Timeout. Reconnecting.')
-        // eslint-disable-next-line @typescript-eslint/no-floating-promises
-        this.reconnect(true)
+        await this.reconnect(true)
         break
       case GatewayCloseCodes.INVALID_SHARD:
         this.debug('Invalid Shard was sent. Reconnecting.')
-        // eslint-disable-next-line @typescript-eslint/no-floating-promises
-        this.reconnect()
+        await this.reconnect()
         break
       case GatewayCloseCodes.SHARDING_REQUIRED:
         throw new Error("Couldn't connect. Sharding is required!")
@@ -260,6 +250,7 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
     error.name = 'ErrorEvent'
     console.log(error)
     this.emit('error', error, event)
+    this.client.emit('gatewayError', event, this.shards)
   }
 
   private enqueueIdentify(forceNew?: boolean): void {
@@ -269,25 +260,11 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
   }
 
   private async sendIdentify(forceNewSession?: boolean): Promise<void> {
-    if (typeof this.token !== 'string') throw new Error('Token not specified')
-    if (typeof this.intents !== 'object')
+    if (typeof this.client.token !== 'string')
+      throw new Error('Token not specified')
+    if (typeof this.client.intents !== 'object')
       throw new Error('Intents not specified')
 
-    if (this.client.fetchGatewayInfo === true) {
-      this.debug('Fetching /gateway/bot...')
-      const info = await this.client.rest.api.gateway.bot.get()
-      if (info.session_start_limit.remaining === 0)
-        throw new Error(
-          `Session Limit Reached. Retry After ${info.session_start_limit.reset_after}ms`
-        )
-      this.debug(`Recommended Shards: ${info.shards}`)
-      this.debug('=== Session Limit Info ===')
-      this.debug(
-        `Remaining: ${info.session_start_limit.remaining}/${info.session_start_limit.total}`
-      )
-      this.debug(`Reset After: ${info.session_start_limit.reset_after}ms`)
-    }
-
     if (forceNewSession === undefined || !forceNewSession) {
       const sessionIDCached = await this.cache.get(
         `session_id_${this.shards?.join('-') ?? '0'}`
@@ -300,7 +277,7 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
     }
 
     const payload: IdentityPayload = {
-      token: this.token,
+      token: this.client.token,
       properties: {
         $os: this.client.clientProperties.os ?? Deno.build.os,
         $browser: this.client.clientProperties.browser ?? 'harmony',
@@ -311,7 +288,7 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
         this.shards === undefined
           ? [0, 1]
           : [this.shards[0] ?? 0, this.shards[1] ?? 1],
-      intents: this.intents.reduce(
+      intents: this.client.intents.reduce(
         (previous, current) => previous | current,
         0
       ),
@@ -327,9 +304,8 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
   }
 
   private async sendResume(): Promise<void> {
-    if (typeof this.token !== 'string') throw new Error('Token not specified')
-    if (typeof this.intents !== 'object')
-      throw new Error('Intents not specified')
+    if (typeof this.client.token !== 'string')
+      throw new Error('Token not specified')
 
     if (this.sessionID === undefined) {
       this.sessionID = await this.cache.get(
@@ -348,7 +324,7 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
     const resumePayload = {
       op: GatewayOpcodes.RESUME,
       d: {
-        token: this.token,
+        token: this.client.token,
         session_id: this.sessionID,
         seq: this.sequenceID ?? null
       }
@@ -393,8 +369,18 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
             : typeof channel === 'string'
             ? channel
             : channel?.id,
-        self_mute: voiceOptions.mute === undefined ? false : voiceOptions.mute,
-        self_deaf: voiceOptions.deaf === undefined ? false : voiceOptions.deaf
+        self_mute:
+          channel === undefined
+            ? false
+            : voiceOptions.mute === undefined
+            ? false
+            : voiceOptions.mute,
+        self_deaf:
+          channel === undefined
+            ? false
+            : voiceOptions.deaf === undefined
+            ? false
+            : voiceOptions.deaf
       }
     })
   }
@@ -405,6 +391,7 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
 
   async reconnect(forceNew?: boolean): Promise<void> {
     this.emit('reconnecting')
+    this.debug('Reconnecting... (force new: ' + String(forceNew) + ')')
 
     clearInterval(this.heartbeatIntervalID)
     if (forceNew === true) {
@@ -412,7 +399,7 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
       await this.cache.delete(`seq_${this.shards?.join('-') ?? '0'}`)
     }
 
-    this.close(1000, RECONNECT_REASON)
+    this.closeGateway(1000, RECONNECT_REASON)
     this.initWebsocket()
   }
 
@@ -421,7 +408,7 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
     this.debug('Initializing WebSocket...')
     this.websocket = new WebSocket(
       // eslint-disable-next-line @typescript-eslint/restrict-template-expressions
-      `${DISCORD_GATEWAY_URL}/?v=${DISCORD_API_VERSION}&encoding=json`,
+      `${Constants.DISCORD_GATEWAY_URL}/?v=${Constants.DISCORD_API_VERSION}&encoding=json`,
       []
     )
     this.websocket.binaryType = 'arraybuffer'
@@ -431,7 +418,12 @@ export class Gateway extends HarmonyEventEmitter<GatewayTypedEvents> {
     this.websocket.onerror = this.onerror.bind(this) as any
   }
 
-  close(code: number = 1000, reason?: string): void {
+  closeGateway(code: number = 1000, reason?: string): void {
+    this.debug(
+      `Closing with code ${code}${
+        reason !== undefined && reason !== '' ? ` and reason ${reason}` : ''
+      }`
+    )
     return this.websocket?.close(code, reason)
   }
 

src/interactions/mod.ts

@@ -0,0 +1,3 @@
+export * from './slashClient.ts'
+export * from './slashModule.ts'
+export * from './slashCommand.ts'

src/interactions/slashClient.ts

@@ -0,0 +1,477 @@
+import {
+  SlashCommandInteraction,
+  InteractionApplicationCommandResolved
+} from '../structures/slash.ts'
+import { Interaction } from '../structures/interactions.ts'
+import {
+  InteractionPayload,
+  InteractionResponsePayload,
+  InteractionType
+} from '../types/interactions.ts'
+import { SlashCommandOptionType } from '../types/slashCommands.ts'
+import type { Client } from '../client/mod.ts'
+import { RESTManager } from '../rest/mod.ts'
+import { SlashModule } from './slashModule.ts'
+import { verify as edverify } from 'https://deno.land/x/ed25519@1.0.1/mod.ts'
+import { User } from '../structures/user.ts'
+import { HarmonyEventEmitter } from '../utils/events.ts'
+import { encodeText, decodeText } from '../utils/encoding.ts'
+import { SlashCommandsManager } from './slashCommand.ts'
+
+export type SlashCommandHandlerCallback = (
+  interaction: SlashCommandInteraction
+) => unknown
+export interface SlashCommandHandler {
+  name: string
+  guild?: string
+  parent?: string
+  group?: string
+  handler: SlashCommandHandlerCallback
+}
+
+/** Options for SlashClient */
+export interface SlashOptions {
+  id?: string | (() => string)
+  client?: Client
+  enabled?: boolean
+  token?: string
+  rest?: RESTManager
+  publicKey?: string
+}
+
+// eslint-disable-next-line @typescript-eslint/consistent-type-definitions
+export type SlashClientEvents = {
+  interaction: [Interaction]
+  interactionError: [Error]
+  ping: []
+}
+
+/** Slash Client represents an Interactions Client which can be used without Harmony Client. */
+export class SlashClient extends HarmonyEventEmitter<SlashClientEvents> {
+  id: string | (() => string)
+  client?: Client
+
+  #token?: string
+
+  get token(): string | undefined {
+    return this.#token
+  }
+
+  set token(val: string | undefined) {
+    this.#token = val
+  }
+
+  enabled: boolean = true
+  commands: SlashCommandsManager
+  handlers: SlashCommandHandler[] = []
+  readonly rest!: RESTManager
+  modules: SlashModule[] = []
+  publicKey?: string
+
+  constructor(options: SlashOptions) {
+    super()
+    let id = options.id
+    if (options.token !== undefined) id = atob(options.token?.split('.')[0])
+    if (id === undefined)
+      throw new Error('ID could not be found. Pass at least client or token')
+    this.id = id
+
+    if (options.client !== undefined) {
+      Object.defineProperty(this, 'client', {
+        value: options.client,
+        enumerable: false
+      })
+    }
+
+    this.token = options.token
+    this.publicKey = options.publicKey
+
+    this.enabled = options.enabled ?? true
+
+    // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion
+    const client = this.client as any
+    if (client?._decoratedSlash !== undefined) {
+      client._decoratedSlash.forEach((e: any) => {
+        e.handler = e.handler.bind(this.client)
+        this.handlers.push(e)
+      })
+    }
+
+    const self = this as any
+    if (self._decoratedSlash !== undefined) {
+      self._decoratedSlash.forEach((e: any) => {
+        e.handler = e.handler.bind(this.client)
+        self.handlers.push(e)
+      })
+    }
+
+    Object.defineProperty(this, 'rest', {
+      value:
+        options.client === undefined
+          ? options.rest === undefined
+            ? new RESTManager({
+                token: this.token
+              })
+            : options.rest
+          : options.client.rest,
+      enumerable: false
+    })
+
+    this.client?.on(
+      'interactionCreate',
+      async (interaction) => await this._process(interaction)
+    )
+
+    this.commands = new SlashCommandsManager(this)
+  }
+
+  getID(): string {
+    return typeof this.id === 'string' ? this.id : this.id()
+  }
+
+  /** Adds a new Slash Command Handler */
+  handle(
+    cmd: string | SlashCommandHandler,
+    handler?: SlashCommandHandlerCallback
+  ): SlashClient {
+    const handle = {
+      name: typeof cmd === 'string' ? cmd : cmd.name,
+      ...(handler !== undefined ? { handler } : {}),
+      ...(typeof cmd === 'string' ? {} : cmd)
+    }
+
+    if (handle.handler === undefined)
+      throw new Error('Invalid usage. Handler function not provided')
+
+    if (
+      typeof handle.name === 'string' &&
+      handle.name.includes(' ') &&
+      handle.parent === undefined &&
+      handle.group === undefined
+    ) {
+      const parts = handle.name.split(/ +/).filter((e) => e !== '')
+      if (parts.length > 3 || parts.length < 1)
+        throw new Error('Invalid command name')
+      const root = parts.shift() as string
+      const group = parts.length === 2 ? parts.shift() : undefined
+      const sub = parts.shift()
+
+      handle.name = sub ?? root
+      handle.group = group
+      handle.parent = sub === undefined ? undefined : root
+    }
+
+    this.handlers.push(handle as any)
+    return this
+  }
+
+  /** Load a Slash Module */
+  loadModule(module: SlashModule): SlashClient {
+    this.modules.push(module)
+    return this
+  }
+
+  /** Get all Handlers. Including Slash Modules */
+  getHandlers(): SlashCommandHandler[] {
+    let res = this.handlers
+    for (const mod of this.modules) {
+      if (mod === undefined) continue
+      res = [
+        ...res,
+        ...mod.commands.map((cmd) => {
+          cmd.handler = cmd.handler.bind(mod)
+          return cmd
+        })
+      ]
+    }
+    return res
+  }
+
+  /** Get Handler for an Interaction. Supports nested sub commands and sub command groups. */
+  private _getCommand(
+    i: SlashCommandInteraction
+  ): SlashCommandHandler | undefined {
+    return this.getHandlers().find((e) => {
+      const hasGroupOrParent = e.group !== undefined || e.parent !== undefined
+      const groupMatched =
+        e.group !== undefined && e.parent !== undefined
+          ? i.options
+              .find(
+                (o) =>
+                  o.name === e.group &&
+                  o.type === SlashCommandOptionType.SUB_COMMAND_GROUP
+              )
+              ?.options?.find((o) => o.name === e.name) !== undefined
+          : true
+      const subMatched =
+        e.group === undefined && e.parent !== undefined
+          ? i.options.find(
+              (o) =>
+                o.name === e.name &&
+                o.type === SlashCommandOptionType.SUB_COMMAND
+            ) !== undefined
+          : true
+      const nameMatched1 = e.name === i.name
+      const parentMatched = hasGroupOrParent ? e.parent === i.name : true
+      const nameMatched = hasGroupOrParent ? parentMatched : nameMatched1
+
+      const matched = groupMatched && subMatched && nameMatched
+      return matched
+    })
+  }
+
+  /** Process an incoming Interaction */
+  private async _process(
+    interaction: Interaction | SlashCommandInteraction
+  ): Promise<void> {
+    if (!this.enabled) return
+
+    if (interaction.type !== InteractionType.APPLICATION_COMMAND) return
+
+    const cmd =
+      this._getCommand(interaction as SlashCommandInteraction) ??
+      this.getHandlers().find((e) => e.name === '*')
+    if (cmd?.group !== undefined)
+      (interaction as SlashCommandInteraction).data.options =
+        (interaction as SlashCommandInteraction).data.options[0].options ?? []
+    if (cmd?.parent !== undefined)
+      (interaction as SlashCommandInteraction).data.options =
+        (interaction as SlashCommandInteraction).data.options[0].options ?? []
+
+    if (cmd === undefined) return
+
+    await this.emit('interaction', interaction)
+    try {
+      await cmd.handler(interaction as SlashCommandInteraction)
+    } catch (e) {
+      await this.emit('interactionError', e)
+    }
+  }
+
+  /** Verify HTTP based Interaction */
+  async verifyKey(
+    rawBody: string | Uint8Array,
+    signature: string | Uint8Array,
+    timestamp: string | Uint8Array
+  ): Promise<boolean> {
+    if (this.publicKey === undefined)
+      throw new Error('Public Key is not present')
+
+    const fullBody = new Uint8Array([
+      ...(typeof timestamp === 'string' ? encodeText(timestamp) : timestamp),
+      ...(typeof rawBody === 'string' ? encodeText(rawBody) : rawBody)
+    ])
+
+    return edverify(signature, fullBody, this.publicKey).catch(() => false)
+  }
+
+  /** Verify [Deno Std HTTP Server Request](https://deno.land/std/http/server.ts) and return Interaction. **Data present in Interaction returned by this method is very different from actual typings as there is no real `Client` behind the scenes to cache things.** */
+  async verifyServerRequest(req: {
+    headers: Headers
+    method: string
+    body: Deno.Reader | Uint8Array
+    respond: (options: {
+      status?: number
+      headers?: Headers
+      body?: any
+    }) => Promise<void>
+  }): Promise<false | Interaction> {
+    if (req.method.toLowerCase() !== 'post') return false
+
+    const signature = req.headers.get('x-signature-ed25519')
+    const timestamp = req.headers.get('x-signature-timestamp')
+    if (signature === null || timestamp === null) return false
+
+    const rawbody =
+      req.body instanceof Uint8Array ? req.body : await Deno.readAll(req.body)
+    const verify = await this.verifyKey(rawbody, signature, timestamp)
+    if (!verify) return false
+
+    try {
+      const payload: InteractionPayload = JSON.parse(decodeText(rawbody))
+
+      // TODO: Maybe fix all this hackery going on here?
+      let res
+      if (payload.type === InteractionType.APPLICATION_COMMAND) {
+        res = new SlashCommandInteraction(this as any, payload, {
+          // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+          user: new User(this as any, (payload.member?.user ?? payload.user)!),
+          member: payload.member as any,
+          guild: payload.guild_id as any,
+          channel: payload.channel_id as any,
+          resolved: (((payload.data as any)
+            ?.resolved as unknown) as InteractionApplicationCommandResolved) ?? {
+            users: {},
+            members: {},
+            roles: {},
+            channels: {}
+          }
+        })
+      } else {
+        res = new Interaction(this as any, payload, {
+          // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+          user: new User(this as any, (payload.member?.user ?? payload.user)!),
+          member: payload.member as any,
+          guild: payload.guild_id as any,
+          channel: payload.channel_id as any
+        })
+      }
+      res._httpRespond = async (d: InteractionResponsePayload | FormData) =>
+        await req.respond({
+          status: 200,
+          headers: new Headers({
+            'content-type':
+              d instanceof FormData ? 'multipart/form-data' : 'application/json'
+          }),
+          body: d instanceof FormData ? d : JSON.stringify(d)
+        })
+
+      return res
+    } catch (e) {
+      return false
+    }
+  }
+
+  /** Verify FetchEvent (for Service Worker usage) and return Interaction if valid */
+  async verifyFetchEvent({
+    request: req,
+    respondWith
+  }: {
+    respondWith: CallableFunction
+    request: Request
+  }): Promise<false | Interaction> {
+    if (req.bodyUsed === true) throw new Error('Request Body already used')
+    if (req.body === null) return false
+    const body = (await req.body.getReader().read()).value
+    if (body === undefined) return false
+
+    return await this.verifyServerRequest({
+      headers: req.headers,
+      body,
+      method: req.method,
+      respond: async (options) => {
+        await respondWith(
+          new Response(options.body, {
+            headers: options.headers,
+            status: options.status
+          })
+        )
+      }
+    })
+  }
+
+  async verifyOpineRequest(req: any): Promise<boolean> {
+    const signature = req.headers.get('x-signature-ed25519')
+    const timestamp = req.headers.get('x-signature-timestamp')
+    const contentLength = req.headers.get('content-length')
+
+    if (signature === null || timestamp === null || contentLength === null)
+      return false
+
+    const body = new Uint8Array(parseInt(contentLength))
+    await req.body.read(body)
+
+    const verified = await this.verifyKey(body, signature, timestamp)
+    if (!verified) return false
+
+    return true
+  }
+
+  /** Middleware to verify request in Opine framework. */
+  async verifyOpineMiddleware(
+    req: any,
+    res: any,
+    next: CallableFunction
+  ): Promise<any> {
+    const verified = await this.verifyOpineRequest(req)
+    if (!verified) return res.setStatus(401).end()
+
+    await next()
+    return true
+  }
+
+  // TODO: create verifyOakMiddleware too
+  /** Method to verify Request from Oak server "Context". */
+  async verifyOakRequest(ctx: any): Promise<any> {
+    const signature = ctx.request.headers.get('x-signature-ed25519')
+    const timestamp = ctx.request.headers.get('x-signature-timestamp')
+    const contentLength = ctx.request.headers.get('content-length')
+
+    if (
+      signature === null ||
+      timestamp === null ||
+      contentLength === null ||
+      ctx.request.hasBody !== true
+    ) {
+      return false
+    }
+
+    const body = await ctx.request.body().value
+
+    const verified = await this.verifyKey(body, signature, timestamp)
+    if (!verified) return false
+    return true
+  }
+}
+
+/** Decorator to create a Slash Command handler */
+export function slash(name?: string, guild?: string) {
+  return function (client: Client | SlashClient | SlashModule, prop: string) {
+    // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion
+    const c = client as any
+    if (c._decoratedSlash === undefined) c._decoratedSlash = []
+    const item = (client as { [name: string]: any })[prop]
+    if (typeof item !== 'function') {
+      throw new Error('@slash decorator requires a function')
+    } else
+      c._decoratedSlash.push({
+        name: name ?? prop,
+        guild,
+        handler: item
+      })
+  }
+}
+
+/** Decorator to create a Sub-Slash Command handler */
+export function subslash(parent: string, name?: string, guild?: string) {
+  return function (client: Client | SlashModule | SlashClient, prop: string) {
+    // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion
+    const c = client as any
+    if (c._decoratedSlash === undefined) c._decoratedSlash = []
+    const item = (client as { [name: string]: any })[prop]
+    if (typeof item !== 'function') {
+      throw new Error('@subslash decorator requires a function')
+    } else
+      c._decoratedSlash.push({
+        parent,
+        name: name ?? prop,
+        guild,
+        handler: item
+      })
+  }
+}
+
+/** Decorator to create a Grouped Slash Command handler */
+export function groupslash(
+  parent: string,
+  group: string,
+  name?: string,
+  guild?: string
+) {
+  return function (client: Client | SlashModule | SlashClient, prop: string) {
+    // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion
+    const c = client as any
+    if (c._decoratedSlash === undefined) c._decoratedSlash = []
+    const item = (client as { [name: string]: any })[prop]
+    if (typeof item !== 'function') {
+      throw new Error('@groupslash decorator requires a function')
+    } else
+      c._decoratedSlash.push({
+        group,
+        parent,
+        name: name ?? prop,
+        guild,
+        handler: item
+      })
+  }
+}

src/interactions/slashCommand.ts

@@ -1,24 +1,14 @@
-import { Guild } from '../structures/guild.ts'
-import { Interaction } from '../structures/slash.ts'
+import { RESTManager } from '../rest/manager.ts'
+import type { Guild } from '../structures/guild.ts'
 import {
-  InteractionType,
   SlashCommandChoice,
   SlashCommandOption,
   SlashCommandOptionType,
   SlashCommandPartial,
   SlashCommandPayload
-} from '../types/slash.ts'
+} from '../types/slashCommands.ts'
 import { Collection } from '../utils/collection.ts'
-import { Client } from './client.ts'
-import { RESTManager } from './rest.ts'
-import { SlashModule } from './slashModule.ts'
-import { verify as edverify } from 'https://deno.land/x/ed25519/mod.ts'
-import { Buffer } from 'https://deno.land/std@0.80.0/node/buffer.ts'
-import type {
-  Request as ORequest,
-  Response as OResponse
-} from 'https://deno.land/x/opine@1.0.0/src/types.ts'
-import type { Context } from 'https://deno.land/x/oak@v6.4.0/mod.ts'
+import type { SlashClient, SlashCommandHandlerCallback } from './slashClient.ts'
 
 export class SlashCommand {
   slash: SlashCommandsManager
@@ -27,15 +17,21 @@ export class SlashCommand {
   name: string
   description: string
   options: SlashCommandOption[]
+  guild?: Guild
   _guild?: string
 
-  constructor(manager: SlashCommandsManager, data: SlashCommandPayload) {
+  constructor(
+    manager: SlashCommandsManager,
+    data: SlashCommandPayload,
+    guild?: Guild
+  ) {
     this.slash = manager
     this.id = data.id
     this.applicationID = data.application_id
     this.name = data.name
     this.description = data.description
     this.options = data.options ?? []
+    this.guild = guild
   }
 
   async delete(): Promise<void> {
@@ -154,6 +150,7 @@ function buildOptionsArray(
       )
 }
 
+/** Slash Command Builder */
 export class SlashBuilder {
   data: SlashCommandPartial
 
@@ -199,13 +196,17 @@ export class SlashBuilder {
   }
 }
 
+/** Manages Slash Commands, allows fetching/modifying/deleting/creating Slash Commands. */
 export class SlashCommandsManager {
-  slash: SlashClient
-  rest: RESTManager
+  readonly slash!: SlashClient
+  readonly rest!: RESTManager
 
   constructor(client: SlashClient) {
-    this.slash = client
-    this.rest = client.rest
+    Object.defineProperty(this, 'slash', { value: client, enumerable: false })
+    Object.defineProperty(this, 'rest', {
+      enumerable: false,
+      value: client.rest
+    })
   }
 
   /** Get all Global Slash Commands */
@@ -236,8 +237,13 @@ export class SlashCommandsManager {
     ].commands.get()) as SlashCommandPayload[]
     if (!Array.isArray(res)) return col
 
+    const _guild =
+      typeof guild === 'object'
+        ? guild
+        : await this.slash.client?.guilds.get(guild)
+
     for (const raw of res) {
-      const cmd = new SlashCommand(this, raw)
+      const cmd = new SlashCommand(this, raw, _guild)
       cmd._guild = typeof guild === 'string' ? guild : guild.id
       col.set(raw.id, cmd)
     }
@@ -259,7 +265,14 @@ export class SlashCommandsManager {
 
     const payload = await route.post(data)
 
-    const cmd = new SlashCommand(this, payload)
+    const _guild =
+      typeof guild === 'object'
+        ? guild
+        : guild === undefined
+        ? undefined
+        : await this.slash.client?.guilds.get(guild)
+
+    const cmd = new SlashCommand(this, payload, _guild)
     cmd._guild =
       typeof guild === 'string' || guild === undefined ? guild : guild.id
 
@@ -310,7 +323,14 @@ export class SlashCommandsManager {
 
     const data = await route.get()
 
-    return new SlashCommand(this, data)
+    const _guild =
+      typeof guild === 'object'
+        ? guild
+        : guild === undefined
+        ? undefined
+        : await this.slash.client?.guilds.get(guild)
+
+    return new SlashCommand(this, data, _guild)
   }
 
   /** Bulk Edit Global or Guild Slash Commands */
@@ -330,229 +350,3 @@ export class SlashCommandsManager {
     return this
   }
 }
-
-export type SlashCommandHandlerCallback = (interaction: Interaction) => any
-export interface SlashCommandHandler {
-  name: string
-  guild?: string
-  parent?: string
-  group?: string
-  handler: SlashCommandHandlerCallback
-}
-
-export interface SlashOptions {
-  id?: string | (() => string)
-  client?: Client
-  enabled?: boolean
-  token?: string
-  rest?: RESTManager
-  publicKey?: string
-}
-
-export class SlashClient {
-  id: string | (() => string)
-  client?: Client
-  token?: string
-  enabled: boolean = true
-  commands: SlashCommandsManager
-  handlers: SlashCommandHandler[] = []
-  rest: RESTManager
-  modules: SlashModule[] = []
-  publicKey?: string
-
-  _decoratedSlash?: Array<{
-    name: string
-    guild?: string
-    parent?: string
-    group?: string
-    handler: (interaction: Interaction) => any
-  }>
-
-  constructor(options: SlashOptions) {
-    let id = options.id
-    if (options.token !== undefined) id = atob(options.token?.split('.')[0])
-    if (id === undefined)
-      throw new Error('ID could not be found. Pass at least client or token')
-    this.id = id
-    this.client = options.client
-    this.token = options.token
-    this.publicKey = options.publicKey
-
-    this.enabled = options.enabled ?? true
-
-    if (this.client?._decoratedSlash !== undefined) {
-      this.client._decoratedSlash.forEach((e) => {
-        e.handler = e.handler.bind(this.client)
-        this.handlers.push(e)
-      })
-    }
-
-    if (this._decoratedSlash !== undefined) {
-      this._decoratedSlash.forEach((e) => {
-        e.handler = e.handler.bind(this.client)
-        this.handlers.push(e)
-      })
-    }
-
-    this.rest =
-      options.client === undefined
-        ? options.rest === undefined
-          ? new RESTManager({
-              token: this.token
-            })
-          : options.rest
-        : options.client.rest
-
-    this.client?.on('interactionCreate', (interaction) =>
-      this._process(interaction)
-    )
-
-    this.commands = new SlashCommandsManager(this)
-  }
-
-  getID(): string {
-    return typeof this.id === 'string' ? this.id : this.id()
-  }
-
-  /** Adds a new Slash Command Handler */
-  handle(handler: SlashCommandHandler): SlashClient {
-    this.handlers.push(handler)
-    return this
-  }
-
-  /** Load a Slash Module */
-  loadModule(module: SlashModule): SlashClient {
-    this.modules.push(module)
-    return this
-  }
-
-  /** Get all Handlers. Including Slash Modules */
-  getHandlers(): SlashCommandHandler[] {
-    let res = this.handlers
-    for (const mod of this.modules) {
-      if (mod === undefined) continue
-      res = [
-        ...res,
-        ...mod.commands.map((cmd) => {
-          cmd.handler = cmd.handler.bind(mod)
-          return cmd
-        })
-      ]
-    }
-    return res
-  }
-
-  /** Get Handler for an Interaction. Supports nested sub commands and sub command groups. */
-  private _getCommand(i: Interaction): SlashCommandHandler | undefined {
-    return this.getHandlers().find((e) => {
-      const hasGroupOrParent = e.group !== undefined || e.parent !== undefined
-      const groupMatched =
-        e.group !== undefined && e.parent !== undefined
-          ? i.options
-              .find((o) => o.name === e.group)
-              ?.options?.find((o) => o.name === e.name) !== undefined
-          : true
-      const subMatched =
-        e.group === undefined && e.parent !== undefined
-          ? i.options.find((o) => o.name === e.name) !== undefined
-          : true
-      const nameMatched1 = e.name === i.name
-      const parentMatched = hasGroupOrParent ? e.parent === i.name : true
-      const nameMatched = hasGroupOrParent ? parentMatched : nameMatched1
-
-      const matched = groupMatched && subMatched && nameMatched
-      return matched
-    })
-  }
-
-  /** Process an incoming Slash Command (interaction) */
-  private _process(interaction: Interaction): void {
-    if (!this.enabled) return
-
-    if (interaction.type !== InteractionType.APPLICATION_COMMAND) return
-
-    const cmd = this._getCommand(interaction)
-    if (cmd?.group !== undefined)
-      interaction.data.options = interaction.data.options[0].options ?? []
-    if (cmd?.parent !== undefined)
-      interaction.data.options = interaction.data.options[0].options ?? []
-
-    if (cmd === undefined) return
-
-    cmd.handler(interaction)
-  }
-
-  async verifyKey(
-    rawBody: string | Uint8Array | Buffer,
-    signature: string,
-    timestamp: string
-  ): Promise<boolean> {
-    if (this.publicKey === undefined)
-      throw new Error('Public Key is not present')
-    return edverify(
-      signature,
-      Buffer.concat([
-        Buffer.from(timestamp, 'utf-8'),
-        Buffer.from(
-          rawBody instanceof Uint8Array
-            ? new TextDecoder().decode(rawBody)
-            : rawBody
-        )
-      ]),
-      this.publicKey
-    ).catch(() => false)
-  }
-
-  async verifyOpineRequest(req: ORequest): Promise<boolean> {
-    const signature = req.headers.get('x-signature-ed25519')
-    const timestamp = req.headers.get('x-signature-timestamp')
-    const contentLength = req.headers.get('content-length')
-
-    if (signature === null || timestamp === null || contentLength === null)
-      return false
-
-    const body = new Uint8Array(parseInt(contentLength))
-    await req.body.read(body)
-
-    const verified = await this.verifyKey(body, signature, timestamp)
-    if (!verified) return false
-
-    return true
-  }
-
-  /** Middleware to verify request in Opine framework. */
-  async verifyOpineMiddleware(
-    req: ORequest,
-    res: OResponse,
-    next: CallableFunction
-  ): Promise<any> {
-    const verified = await this.verifyOpineRequest(req)
-    if (!verified) return res.setStatus(401).end()
-
-    await next()
-    return true
-  }
-
-  // TODO: create verifyOakMiddleware too
-  /** Method to verify Request from Oak server "Context". */
-  async verifyOakRequest(ctx: Context): Promise<any> {
-    const signature = ctx.request.headers.get('x-signature-ed25519')
-    const timestamp = ctx.request.headers.get('x-signature-timestamp')
-    const contentLength = ctx.request.headers.get('content-length')
-
-    if (
-      signature === null ||
-      timestamp === null ||
-      contentLength === null ||
-      ctx.request.hasBody !== true
-    ) {
-      return false
-    }
-
-    const body = await ctx.request.body().value
-
-    const verified = await this.verifyKey(body as any, signature, timestamp)
-    if (!verified) return false
-    return true
-  }
-}

src/interactions/slashModule.ts

@@ -1,13 +1,12 @@
-import { SlashCommandHandler } from './slashClient.ts'
+import type { SlashCommandHandler } from './slashClient.ts'
 
 export class SlashModule {
   name: string = ''
   commands: SlashCommandHandler[] = []
-  _decoratedSlash?: SlashCommandHandler[]
 
   constructor() {
-    if (this._decoratedSlash !== undefined) {
-      this.commands = this._decoratedSlash
+    if ((this as any)._decoratedSlash !== undefined) {
+      ;(this as any).commands = (this as any)._decoratedSlash
     }
   }
 

src/managers/base.ts

@@ -1,4 +1,5 @@
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
+import { Base } from '../structures/base.ts'
 import { Collection } from '../utils/collection.ts'
 
 /**
@@ -6,15 +7,14 @@ import { Collection } from '../utils/collection.ts'
  *
  * You should not be making Managers yourself.
  */
-export class BaseManager<T, T2> {
-  client: Client
+export class BaseManager<T, T2> extends Base {
   /** Caches Name or Key used to differentiate caches */
   cacheName: string
   /** Which data type does this cache have */
   DataType: any
 
   constructor(client: Client, cacheName: string, DataType: any) {
-    this.client = client
+    super(client)
     this.cacheName = cacheName
     this.DataType = DataType
   }
@@ -60,8 +60,35 @@ export class BaseManager<T, T2> {
     return collection
   }
 
+  async *[Symbol.asyncIterator](): AsyncIterableIterator<T2> {
+    const arr = (await this.array()) ?? []
+    const { readable, writable } = new TransformStream()
+    const writer = writable.getWriter()
+    arr.forEach((el: unknown) => writer.write(el))
+    writer.close()
+    yield* readable
+  }
+
+  async fetch(...args: unknown[]): Promise<T2 | undefined> {
+    return undefined
+  }
+
+  /** Try to get value from cache, if not found then fetch */
+  async resolve(key: string): Promise<T2 | undefined> {
+    const cacheValue = await this.get(key)
+    if (cacheValue !== undefined) return cacheValue
+    else {
+      const fetchValue = await this.fetch(key).catch(() => undefined)
+      if (fetchValue !== undefined) return fetchValue
+    }
+  }
+
   /** Deletes everything from Cache */
   flush(): any {
     return this.client.cache.deleteCache(this.cacheName)
   }
+
+  [Deno.customInspect](): string {
+    return `Manager(${this.cacheName})`
+  }
 }

src/managers/baseChild.ts

@@ -1,15 +1,15 @@
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
+import { Base } from '../structures/base.ts'
 import { Collection } from '../utils/collection.ts'
 import { BaseManager } from './base.ts'
 
 /** Child Managers validate data from their parents i.e. from Managers */
-export class BaseChildManager<T, T2> {
-  client: Client
+export class BaseChildManager<T, T2> extends Base {
   /** Parent Manager */
   parent: BaseManager<T, T2>
 
   constructor(client: Client, parent: BaseManager<T, T2>) {
-    this.client = client
+    super(client)
     this.parent = parent
   }
 
@@ -39,4 +39,31 @@ export class BaseChildManager<T, T2> {
     }
     return collection
   }
+
+  async *[Symbol.asyncIterator](): AsyncIterableIterator<T2> {
+    const arr = (await this.array()) ?? []
+    const { readable, writable } = new TransformStream()
+    const writer = writable.getWriter()
+    arr.forEach((el: unknown) => writer.write(el))
+    writer.close()
+    yield* readable
+  }
+
+  async fetch(...args: unknown[]): Promise<T2 | undefined> {
+    return this.parent.fetch(...args)
+  }
+
+  /** Try to get value from cache, if not found then fetch */
+  async resolve(key: string): Promise<T2 | undefined> {
+    const cacheValue = await this.get(key)
+    if (cacheValue !== undefined) return cacheValue
+    else {
+      const fetchValue = await this.fetch(key).catch(() => undefined)
+      if (fetchValue !== undefined) return fetchValue
+    }
+  }
+
+  [Deno.customInspect](): string {
+    return `ChildManager(${this.parent.cacheName})`
+  }
 }

src/managers/channels.ts

@@ -1,15 +1,40 @@
-import { Client } from '../models/client.ts'
+import { Client } from '../client/mod.ts'
 import { Channel } from '../structures/channel.ts'
-import { ChannelPayload, GuildChannelPayload } from '../types/channel.ts'
+import { Embed } from '../structures/embed.ts'
+import { Message } from '../structures/message.ts'
+import type { TextChannel } from '../structures/textChannel.ts'
+import type { User } from '../structures/user.ts'
+import type {
+  ChannelPayload,
+  GuildChannelPayload,
+  MessageOptions
+} from '../types/channel.ts'
 import { CHANNEL } from '../types/endpoint.ts'
-import getChannelByType from '../utils/getChannelByType.ts'
+import getChannelByType from '../utils/channel.ts'
 import { BaseManager } from './base.ts'
 
+export type AllMessageOptions = MessageOptions | Embed
+
 export class ChannelsManager extends BaseManager<ChannelPayload, Channel> {
   constructor(client: Client) {
     super(client, 'channels', Channel)
   }
 
+  async getUserDM(user: User | string): Promise<string | undefined> {
+    return this.client.cache.get(
+      'user_dms',
+      typeof user === 'string' ? user : user.id
+    )
+  }
+
+  async setUserDM(user: User | string, id: string): Promise<void> {
+    await this.client.cache.set(
+      'user_dms',
+      typeof user === 'string' ? user : user.id,
+      id
+    )
+  }
+
   // Override get method as Generic
   async get<T = Channel>(key: string): Promise<T | undefined> {
     const data = await this._get(key)
@@ -66,4 +91,109 @@ export class ChannelsManager extends BaseManager<ChannelPayload, Channel> {
         .catch((e) => reject(e))
     })
   }
+
+  async sendMessage(
+    channel: string | TextChannel,
+    content?: string | AllMessageOptions,
+    option?: AllMessageOptions
+  ): Promise<Message> {
+    const channelID = typeof channel === 'string' ? channel : channel.id
+
+    if (typeof content === 'object') {
+      option = content
+      content = undefined
+    }
+    if (content === undefined && option === undefined) {
+      throw new Error('Either text or option is necessary.')
+    }
+    if (option instanceof Embed) {
+      option = {
+        embed: option
+      }
+    }
+
+    const payload: any = {
+      content: content ?? option?.content,
+      embed: option?.embed,
+      file: option?.file,
+      files: option?.files,
+      tts: option?.tts,
+      allowed_mentions: option?.allowedMentions,
+      message_reference:
+        option?.reply === undefined
+          ? undefined
+          : typeof option.reply === 'string'
+          ? {
+              message_id: option.reply
+            }
+          : typeof option.reply === 'object'
+          ? option.reply instanceof Message
+            ? {
+                message_id: option.reply.id,
+                channel_id: option.reply.channel.id,
+                guild_id: option.reply.guild?.id
+              }
+            : option.reply
+          : undefined
+    }
+
+    if (payload.content === undefined && payload.embed === undefined) {
+      payload.content = ''
+    }
+
+    const resp = await this.client.rest.api.channels[channelID].messages.post(
+      payload
+    )
+    const chan =
+      typeof channel === 'string'
+        ? // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+          (await this.get<TextChannel>(channel))!
+        : channel
+    const res = new Message(this.client, resp, chan, this.client.user as any)
+    await res.mentions.fromPayload(resp)
+    return res
+  }
+
+  async editMessage(
+    channel: string | TextChannel,
+    message: Message | string,
+    text?: string | MessageOptions,
+    option?: MessageOptions
+  ): Promise<Message> {
+    const channelID = typeof channel === 'string' ? channel : channel.id
+
+    if (text === undefined && option === undefined) {
+      throw new Error('Either text or option is necessary.')
+    }
+
+    if (this.client.user === undefined) {
+      throw new Error('Client user has not initialized.')
+    }
+
+    if (typeof text === 'object') {
+      if (typeof option === 'object') Object.assign(option, text)
+      else option = text
+      text = undefined
+    }
+
+    const newMsg = await this.client.rest.api.channels[channelID].messages[
+      typeof message === 'string' ? message : message.id
+    ].patch({
+      content: text ?? option?.content,
+      embed: option?.embed !== undefined ? option.embed.toJSON() : undefined,
+      // Cannot upload new files with Message
+      // file: option?.file,
+      tts: option?.tts,
+      allowed_mentions: option?.allowedMentions
+    })
+
+    const chan =
+      typeof channel === 'string'
+        ? // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+          (await this.get<TextChannel>(channel))!
+        : channel
+    const res = new Message(this.client, newMsg, chan, this.client.user)
+    await res.mentions.fromPayload(newMsg)
+    return res
+  }
 }

src/managers/emojis.ts

@@ -1,6 +1,6 @@
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
 import { Emoji } from '../structures/emoji.ts'
-import { EmojiPayload } from '../types/emoji.ts'
+import type { EmojiPayload } from '../types/emoji.ts'
 import { GUILD_EMOJI } from '../types/endpoint.ts'
 import { BaseManager } from './base.ts'
 

src/managers/gatewayCache.ts

@@ -1,4 +1,4 @@
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
 
 /**
  * Cache Manager used for Caching values related to Gateway connection

src/managers/guildChannelVoiceStates.ts

@@ -0,0 +1,39 @@
+import type { Client } from '../client/mod.ts'
+import { BaseChildManager } from './baseChild.ts'
+import type { VoiceStatePayload } from '../types/voice.ts'
+import { VoiceState } from '../structures/voiceState.ts'
+import { GuildVoiceStatesManager } from './guildVoiceStates.ts'
+import type { VoiceChannel } from '../structures/guildVoiceChannel.ts'
+
+export class GuildChannelVoiceStatesManager extends BaseChildManager<
+  VoiceStatePayload,
+  VoiceState
+> {
+  channel: VoiceChannel
+
+  constructor(
+    client: Client,
+    parent: GuildVoiceStatesManager,
+    channel: VoiceChannel
+  ) {
+    super(client, parent as any)
+    this.channel = channel
+  }
+
+  async get(id: string): Promise<VoiceState | undefined> {
+    const res = await this.parent.get(id)
+    if (res !== undefined && res.channel?.id === this.channel.id) return res
+    else return undefined
+  }
+
+  async array(): Promise<VoiceState[]> {
+    const arr = (await this.parent.array()) as VoiceState[]
+    return arr.filter((c: any) => c.channel?.id === this.channel.id) as any
+  }
+
+  async fromPayload(d: VoiceStatePayload[]): Promise<void> {
+    for (const data of d) {
+      await this.set(data.user_id, data)
+    }
+  }
+}

src/managers/guildChannels.ts

@@ -1,16 +1,16 @@
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
 import { Channel } from '../structures/channel.ts'
 import { Guild } from '../structures/guild.ts'
-import { CategoryChannel } from '../structures/guildCategoryChannel.ts'
+import type { CategoryChannel } from '../structures/guildCategoryChannel.ts'
 import {
   ChannelTypes,
   GuildChannelPayload,
-  Overwrite
+  OverwritePayload
 } from '../types/channel.ts'
-import { GuildChannels, GuildChannelPayloads } from '../types/guild.ts'
+import type { GuildChannels, GuildChannelPayloads } from '../types/guild.ts'
 import { CHANNEL, GUILD_CHANNELS } from '../types/endpoint.ts'
 import { BaseChildManager } from './baseChild.ts'
-import { ChannelsManager } from './channels.ts'
+import type { ChannelsManager } from './channels.ts'
 
 export interface CreateChannelOptions {
   name: string
@@ -20,7 +20,7 @@ export interface CreateChannelOptions {
   userLimit?: number
   rateLimitPerUser?: number
   position?: number
-  permissionOverwrites?: Overwrite[]
+  permissionOverwrites?: OverwritePayload[]
   parent?: CategoryChannel | string
   nsfw?: boolean
 }
@@ -66,8 +66,7 @@ export class GuildChannelsManager extends BaseChildManager<
   async create(options: CreateChannelOptions): Promise<GuildChannels> {
     if (options.name === undefined)
       throw new Error('name is required for GuildChannelsManager#create')
-    const res = ((await this.client.rest.post(GUILD_CHANNELS(this.guild.id)),
-    {
+    const res = ((await this.client.rest.post(GUILD_CHANNELS(this.guild.id), {
       name: options.name,
       type: options.type,
       topic: options.topic,
@@ -83,7 +82,7 @@ export class GuildChannelsManager extends BaseChildManager<
           ? options.parent.id
           : options.parent,
       nsfw: options.nsfw
-    }) as unknown) as GuildChannelPayload
+    })) as unknown) as GuildChannelPayload
 
     await this.set(res.id, res)
     const channel = await this.get(res.id)

src/managers/guildEmojis.ts

@@ -1,11 +1,11 @@
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
 import { Emoji } from '../structures/emoji.ts'
-import { Guild } from '../structures/guild.ts'
+import type { Guild } from '../structures/guild.ts'
 import { Role } from '../structures/role.ts'
-import { EmojiPayload } from '../types/emoji.ts'
+import type { EmojiPayload } from '../types/emoji.ts'
 import { CHANNEL, GUILD_EMOJI, GUILD_EMOJIS } from '../types/endpoint.ts'
 import { BaseChildManager } from './baseChild.ts'
-import { EmojisManager } from './emojis.ts'
+import type { EmojisManager } from './emojis.ts'
 import { fetchAuto } from '../../deps.ts'
 
 export class GuildEmojisManager extends BaseChildManager<EmojiPayload, Emoji> {

src/managers/guildVoiceStates.ts

@@ -1,9 +1,9 @@
-import { Client } from '../models/client.ts'
-import { Guild } from '../structures/guild.ts'
-import { VoiceChannel } from '../structures/guildVoiceChannel.ts'
-import { User } from '../structures/user.ts'
+import type { Client } from '../client/mod.ts'
+import type { Guild } from '../structures/guild.ts'
+import type { VoiceChannel } from '../structures/guildVoiceChannel.ts'
+import type { User } from '../structures/user.ts'
 import { VoiceState } from '../structures/voiceState.ts'
-import { VoiceStatePayload } from '../types/voice.ts'
+import type { VoiceStatePayload } from '../types/voice.ts'
 import { BaseManager } from './base.ts'
 
 export class GuildVoiceStatesManager extends BaseManager<
@@ -30,7 +30,7 @@ export class GuildVoiceStatesManager extends BaseManager<
 
     const guild =
       raw.guild_id === undefined
-        ? undefined
+        ? this.guild
         : await this.client.guilds.get(raw.guild_id)
 
     return new VoiceState(this.client, raw, {
@@ -57,7 +57,7 @@ export class GuildVoiceStatesManager extends BaseManager<
       arr.map(async (raw) => {
         const guild =
           raw.guild_id === undefined
-            ? undefined
+            ? this.guild
             : await this.client.guilds.get(raw.guild_id)
 
         return new VoiceState(this.client, raw, {

src/managers/guilds.ts

@@ -1,10 +1,10 @@
 import { fetchAuto } from '../../deps.ts'
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
 import { Guild } from '../structures/guild.ts'
-import { Template } from '../structures/template.ts'
+import type { Template } from '../structures/template.ts'
 import { Role } from '../structures/role.ts'
 import { GUILD, GUILDS, GUILD_PREVIEW } from '../types/endpoint.ts'
-import {
+import type {
   GuildPayload,
   MemberPayload,
   GuildCreateRolePayload,
@@ -30,7 +30,7 @@ export class GuildManager extends BaseManager<GuildPayload, Guild> {
       this.client.rest
         .get(GUILD(id))
         .then(async (data: any) => {
-          this.set(id, data)
+          await this.set(id, data)
 
           const guild = new Guild(this.client, data)
 
@@ -145,6 +145,17 @@ export class GuildManager extends BaseManager<GuildPayload, Guild> {
     return result
   }
 
+  /** Sets a value to Cache */
+  async set(key: string, value: GuildPayload): Promise<any> {
+    value = { ...value }
+    if ('roles' in value) value.roles = []
+    if ('emojis' in value) value.emojis = []
+    if ('members' in value) value.members = []
+    if ('presences' in value) value.presences = []
+    if ('voice_states' in value) value.voice_states = []
+    return this.client.cache.set(this.cacheName, key, value)
+  }
+
   /**
    * Edits a guild. Returns edited guild.
    * @param guild Guild or guild id

src/managers/invites.ts

@@ -1,9 +1,9 @@
-import { GuildTextChannel, User } from '../../mod.ts'
-import { Client } from '../models/client.ts'
-import { Guild } from '../structures/guild.ts'
+import type { GuildTextChannel, User } from '../../mod.ts'
+import type { Client } from '../client/mod.ts'
+import type { Guild } from '../structures/guild.ts'
 import { Invite } from '../structures/invite.ts'
 import { CHANNEL_INVITES, GUILD_INVITES, INVITE } from '../types/endpoint.ts'
-import { InvitePayload } from '../types/invite.ts'
+import type { InvitePayload } from '../types/invite.ts'
 import { BaseManager } from './base.ts'
 
 export enum InviteTargetUserType {

src/managers/memberRoles.ts

@@ -1,10 +1,10 @@
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
 import { BaseChildManager } from './baseChild.ts'
-import { RolePayload } from '../types/role.ts'
+import type { RolePayload } from '../types/role.ts'
 import { Role } from '../structures/role.ts'
-import { Member } from '../structures/member.ts'
-import { RolesManager } from './roles.ts'
-import { MemberPayload } from '../types/guild.ts'
+import type { Member } from '../structures/member.ts'
+import type { RolesManager } from './roles.ts'
+import type { MemberPayload } from '../types/guild.ts'
 import { GUILD_MEMBER_ROLE } from '../types/endpoint.ts'
 
 export class MemberRolesManager extends BaseChildManager<RolePayload, Role> {

src/managers/members.ts

@@ -1,9 +1,9 @@
 import { User } from '../structures/user.ts'
-import { Client } from '../models/client.ts'
-import { Guild } from '../structures/guild.ts'
+import type { Client } from '../client/mod.ts'
+import type { Guild } from '../structures/guild.ts'
 import { Member } from '../structures/member.ts'
 import { GUILD_MEMBER } from '../types/endpoint.ts'
-import { MemberPayload } from '../types/guild.ts'
+import type { MemberPayload } from '../types/guild.ts'
 import { BaseManager } from './base.ts'
 import { Permissions } from '../utils/permissions.ts'
 

src/managers/messageReactions.ts

@@ -1,10 +1,9 @@
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
 import { Emoji } from '../structures/emoji.ts'
-import { Guild } from '../structures/guild.ts'
-import { Message } from '../structures/message.ts'
+import type { Message } from '../structures/message.ts'
 import { MessageReaction } from '../structures/messageReaction.ts'
-import { User } from '../structures/user.ts'
-import { Reaction } from '../types/channel.ts'
+import type { User } from '../structures/user.ts'
+import type { Reaction } from '../types/channel.ts'
 import {
   MESSAGE_REACTION,
   MESSAGE_REACTIONS,
@@ -19,10 +18,18 @@ export class MessageReactionsManager extends BaseManager<
   message: Message
 
   constructor(client: Client, message: Message) {
-    super(client, `reactions:${message.id}`, Guild)
+    super(client, `reactions:${message.id}`, MessageReaction)
     this.message = message
   }
 
+  async updateRefs(): Promise<void> {
+    const newVal = await this.message.channel.messages.get(this.message.id)
+    if (newVal !== undefined) {
+      this.message = newVal
+    }
+    await this.message.updateRefs()
+  }
+
   async get(id: string): Promise<MessageReaction | undefined> {
     const raw = await this._get(id)
     if (raw === undefined) return
@@ -32,6 +39,7 @@ export class MessageReactionsManager extends BaseManager<
     let emoji = await this.client.emojis.get(emojiID as string)
     if (emoji === undefined) emoji = new Emoji(this.client, raw.emoji)
 
+    await this.updateRefs()
     const reaction = new MessageReaction(this.client, raw, this.message, emoji)
     return reaction
   }

src/managers/messages.ts

@@ -1,8 +1,8 @@
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
 import { Message } from '../structures/message.ts'
-import { TextChannel } from '../structures/textChannel.ts'
+import type { TextChannel } from '../structures/textChannel.ts'
 import { User } from '../structures/user.ts'
-import { MessagePayload } from '../types/channel.ts'
+import type { MessagePayload } from '../types/channel.ts'
 import { CHANNEL_MESSAGE } from '../types/endpoint.ts'
 import { BaseManager } from './base.ts'
 
@@ -93,18 +93,12 @@ export class MessagesManager extends BaseManager<MessagePayload, Message> {
           if (channel === undefined)
             channel = await this.client.channels.fetch(this.channel.id)
 
-          const author = new User(this.client, (data as MessagePayload).author)
           await this.client.users.set(
-            author.id,
+            data.author.id,
             (data as MessagePayload).author
           )
 
-          const res = new Message(
-            this.client,
-            data as MessagePayload,
-            channel as TextChannel,
-            author
-          )
+          const res = (await this.get(data.id)) as Message
 
           await res.mentions.fromPayload(data)
 

src/managers/presences.ts

@@ -1,8 +1,8 @@
-import { Client } from '../models/client.ts'
-import { Guild } from '../structures/guild.ts'
+import type { Client } from '../client/mod.ts'
+import type { Guild } from '../structures/guild.ts'
 import { Presence } from '../structures/presence.ts'
 import { User } from '../structures/user.ts'
-import { PresenceUpdatePayload } from '../types/gateway.ts'
+import type { PresenceUpdatePayload } from '../types/gateway.ts'
 import { BaseManager } from './base.ts'
 
 export class GuildPresencesManager extends BaseManager<

src/managers/reactionUsers.ts

@@ -1,6 +1,6 @@
-import { Client } from '../models/client.ts'
-import { MessageReaction } from '../structures/messageReaction.ts'
-import { User } from '../structures/user.ts'
+import type { Client } from '../client/mod.ts'
+import type { MessageReaction } from '../structures/messageReaction.ts'
+import type { User } from '../structures/user.ts'
 import { UsersManager } from './users.ts'
 
 export class ReactionUsersManager extends UsersManager {

src/managers/roles.ts

@@ -1,9 +1,9 @@
 import { Permissions } from '../../mod.ts'
-import { Client } from '../models/client.ts'
-import { Guild } from '../structures/guild.ts'
+import type { Client } from '../client/mod.ts'
+import type { Guild } from '../structures/guild.ts'
 import { Role } from '../structures/role.ts'
 import { GUILD_ROLE, GUILD_ROLES } from '../types/endpoint.ts'
-import { RoleModifyPayload, RolePayload } from '../types/role.ts'
+import type { RoleModifyPayload, RolePayload } from '../types/role.ts'
 import { BaseManager } from './base.ts'
 
 export interface CreateGuildRoleOptions {
@@ -22,14 +22,17 @@ export class RolesManager extends BaseManager<RolePayload, Role> {
     this.guild = guild
   }
 
-  /** Fetch a Guild Role (from API) */
-  async fetch(id: string): Promise<Role> {
+  /** Fetch All Guild Roles */
+  async fetchAll(): Promise<Role[]> {
     return await new Promise((resolve, reject) => {
-      this.client.rest
-        .get(GUILD_ROLE(this.guild.id, id))
-        .then(async (data) => {
-          await this.set(id, data as RolePayload)
-          resolve(((await this.get(id)) as unknown) as Role)
+      this.client.rest.api.guilds[this.guild.id].roles.get
+        .then(async (data: RolePayload[]) => {
+          const roles: Role[] = []
+          for (const raw of data) {
+            await this.set(raw.id, raw)
+            roles.push(new Role(this.client, raw, this.guild))
+          }
+          resolve(roles)
         })
         .catch((e) => reject(e))
     })

src/managers/users.ts

@@ -1,7 +1,7 @@
-import { Client } from '../models/client.ts'
+import type { Client } from '../client/mod.ts'
 import { User } from '../structures/user.ts'
 import { USER } from '../types/endpoint.ts'
-import { UserPayload } from '../types/user.ts'
+import type { UserPayload } from '../types/user.ts'
 import { BaseManager } from './base.ts'
 
 export class UsersManager extends BaseManager<UserPayload, User> {

src/models/rest.ts

@@ -1,639 +0,0 @@
-import * as baseEndpoints from '../consts/urlsAndVersions.ts'
-import { Collection } from '../utils/collection.ts'
-import { Client } from './client.ts'
-
-export type RequestMethods =
-  | 'get'
-  | 'post'
-  | 'put'
-  | 'patch'
-  | 'head'
-  | 'delete'
-
-export enum HttpResponseCode {
-  Ok = 200,
-  Created = 201,
-  NoContent = 204,
-  NotModified = 304,
-  BadRequest = 400,
-  Unauthorized = 401,
-  Forbidden = 403,
-  NotFound = 404,
-  MethodNotAllowed = 405,
-  TooManyRequests = 429,
-  GatewayUnavailable = 502
-}
-
-export interface RequestHeaders {
-  [name: string]: string
-}
-
-export interface DiscordAPIErrorPayload {
-  url: string
-  status: number
-  method: string
-  code?: number
-  message?: string
-  errors: object
-}
-
-export class DiscordAPIError extends Error {
-  name = 'DiscordAPIError'
-  error?: DiscordAPIErrorPayload
-
-  constructor(message?: string, error?: DiscordAPIErrorPayload) {
-    super(message)
-    this.error = error
-  }
-}
-
-export interface QueuedItem {
-  bucket?: string | null
-  url: string
-  onComplete: () => Promise<
-    | {
-        rateLimited: any
-        bucket?: string | null
-        before: boolean
-      }
-    | undefined
-  >
-}
-
-export interface RateLimit {
-  url: string
-  resetAt: number
-  bucket: string | null
-}
-
-const METHODS = ['get', 'post', 'patch', 'put', 'delete', 'head']
-
-export type MethodFunction = (
-  body?: unknown,
-  maxRetries?: number,
-  bucket?: string | null,
-  rawResponse?: boolean
-) => Promise<any>
-
-export interface APIMap extends MethodFunction {
-  /** Make a GET request to current route */
-  get: APIMap
-  /** Make a POST request to current route */
-  post: APIMap
-  /** Make a PATCH request to current route */
-  patch: APIMap
-  /** Make a PUT request to current route */
-  put: APIMap
-  /** Make a DELETE request to current route */
-  delete: APIMap
-  /** Make a HEAD request to current route */
-  head: APIMap
-  /** Continue building API Route */
-  [name: string]: APIMap
-}
-
-/** API Route builder function */
-export const builder = (rest: RESTManager, acum = '/'): APIMap => {
-  const routes = {}
-  const proxy = new Proxy(routes, {
-    get: (_, p, __) => {
-      if (p === 'toString') return () => acum
-      if (METHODS.includes(String(p))) {
-        const method = ((rest as unknown) as {
-          [name: string]: MethodFunction
-        })[String(p)]
-        return async (...args: any[]) =>
-          await method.bind(rest)(
-            `${baseEndpoints.DISCORD_API_URL}/v${rest.version}${acum.substring(
-              0,
-              acum.length - 1
-            )}`,
-            ...args
-          )
-      }
-      return builder(rest, acum + String(p) + '/')
-    }
-  })
-  return (proxy as unknown) as APIMap
-}
-
-export interface RESTOptions {
-  /** Token to use for authorization */
-  token?: string | (() => string | undefined)
-  /** Headers to patch with if any */
-  headers?: { [name: string]: string | undefined }
-  /** Whether to use Canary instance of Discord API or not */
-  canary?: boolean
-  /** Discord REST API version to use */
-  version?: 6 | 7 | 8
-  /** Token Type to use for Authorization */
-  tokenType?: TokenType
-  /** User Agent to use (Header) */
-  userAgent?: string
-  /** Optional Harmony client */
-  client?: Client
-}
-
-/** Token Type for REST API. */
-export enum TokenType {
-  /** Token type for Bot User */
-  Bot = 'Bot',
-  /** Token Type for OAuth2 */
-  Bearer = 'Bearer',
-  /** No Token Type. Can be used for User accounts. */
-  None = ''
-}
-
-/** An easier to use interface for interacting with Discord REST API. */
-export class RESTManager {
-  queues: { [key: string]: QueuedItem[] } = {}
-  rateLimits = new Collection<string, RateLimit>()
-  /** Whether we are globally ratelimited or not */
-  globalRateLimit: boolean = false
-  /** Whether requests are being processed or not */
-  processing: boolean = false
-  /** API Version being used by REST Manager */
-  version: number = 8
-  /**
-   * API Map - easy to use way for interacting with Discord API.
-   *
-   * Examples:
-   * * ```ts
-   *   rest.api.users['123'].get().then(userPayload => doSomething)
-   *   ```
-   * * ```ts
-   *   rest.api.guilds['123'].channels.post({ name: 'my-channel', type: 0 }).then(channelPayload => {})
-   *   ```
-   */
-  api: APIMap
-  /** Token being used for Authorization */
-  token?: string | (() => string | undefined)
-  /** Token Type of the Token if any */
-  tokenType: TokenType = TokenType.Bot
-  /** Headers object which patch the current ones */
-  headers: any = {}
-  /** Optional custom User Agent (header) */
-  userAgent?: string
-  /** Whether REST Manager is using Canary API */
-  canary?: boolean
-  /** Optional Harmony Client object */
-  client?: Client
-
-  constructor(options?: RESTOptions) {
-    this.api = builder(this)
-    if (options?.token !== undefined) this.token = options.token
-    if (options?.version !== undefined) this.version = options.version
-    if (options?.headers !== undefined) this.headers = options.headers
-    if (options?.tokenType !== undefined) this.tokenType = options.tokenType
-    if (options?.userAgent !== undefined) this.userAgent = options.userAgent
-    if (options?.canary !== undefined) this.canary = options.canary
-    if (options?.client !== undefined) this.client = options.client
-    this.handleRateLimits()
-  }
-
-  /** Checks the queues of buckets, if empty, delete entry */
-  private checkQueues(): void {
-    Object.entries(this.queues).forEach(([key, value]) => {
-      if (value.length === 0) {
-        // eslint-disable-next-line @typescript-eslint/no-dynamic-delete
-        delete this.queues[key]
-      }
-    })
-  }
-
-  /** Adds a Request to Queue */
-  private queue(request: QueuedItem): void {
-    const route = request.url.substring(
-      Number(baseEndpoints.DISCORD_API_URL.length) + 1
-    )
-    const parts = route.split('/')
-    parts.shift()
-    const [id] = parts
-
-    if (this.queues[id] !== undefined) {
-      this.queues[id].push(request)
-    } else {
-      this.queues[id] = [request]
-    }
-  }
-
-  private async processQueue(): Promise<void> {
-    if (Object.keys(this.queues).length !== 0 && !this.globalRateLimit) {
-      await Promise.allSettled(
-        Object.values(this.queues).map(async (pathQueue) => {
-          const request = pathQueue.shift()
-          if (request === undefined) return
-
-          const rateLimitedURLResetIn = await this.isRateLimited(request.url)
-
-          if (typeof request.bucket === 'string') {
-            const rateLimitResetIn = await this.isRateLimited(request.bucket)
-            if (rateLimitResetIn !== false) {
-              this.queue(request)
-            } else {
-              const result = await request.onComplete()
-              if (result?.rateLimited !== undefined) {
-                this.queue({
-                  ...request,
-                  bucket: result.bucket ?? request.bucket
-                })
-              }
-            }
-          } else {
-            if (rateLimitedURLResetIn !== false) {
-              this.queue(request)
-            } else {
-              const result = await request.onComplete()
-              if (result?.rateLimited !== undefined) {
-                this.queue({
-                  ...request,
-                  bucket: result.bucket ?? request.bucket
-                })
-              }
-            }
-          }
-        })
-      )
-    }
-
-    if (Object.keys(this.queues).length !== 0) {
-      // eslint-disable-next-line @typescript-eslint/no-floating-promises
-      this.processQueue()
-      this.checkQueues()
-    } else this.processing = false
-  }
-
-  private prepare(body: any, method: RequestMethods): { [key: string]: any } {
-    const headers: RequestHeaders = {
-      'User-Agent':
-        this.userAgent ??
-        `DiscordBot (harmony, https://github.com/harmony-org/harmony)`
-    }
-
-    if (this.token !== undefined) {
-      const token = typeof this.token === 'string' ? this.token : this.token()
-      if (token !== undefined)
-        headers.Authorization = `${this.tokenType} ${token}`.trim()
-    }
-
-    if (method === 'get' || method === 'head' || method === 'delete')
-      body = undefined
-
-    if (body?.reason !== undefined) {
-      headers['X-Audit-Log-Reason'] = encodeURIComponent(body.reason)
-    }
-
-    if (body?.file !== undefined) {
-      const form = new FormData()
-      form.append('file', body.file.blob, body.file.name)
-      const json = JSON.stringify(body)
-      form.append('payload_json', json)
-      body.file = form
-    } else if (
-      body !== undefined &&
-      !['get', 'delete'].includes(method.toLowerCase())
-    ) {
-      headers['Content-Type'] = 'application/json'
-    }
-
-    if (this.headers !== undefined) Object.assign(headers, this.headers)
-    const data: { [name: string]: any } = {
-      headers,
-      body: body?.file ?? JSON.stringify(body),
-      method: method.toUpperCase()
-    }
-
-    return data
-  }
-
-  private isRateLimited(url: string): number | false {
-    const global = this.rateLimits.get('global')
-    const rateLimited = this.rateLimits.get(url)
-    const now = Date.now()
-
-    if (rateLimited !== undefined && now < rateLimited.resetAt) {
-      return rateLimited.resetAt - now
-    }
-    if (global !== undefined && now < global.resetAt) {
-      return global.resetAt - now
-    }
-
-    return false
-  }
-
-  /** Processes headers of the Response */
-  private processHeaders(
-    url: string,
-    headers: Headers
-  ): string | null | undefined {
-    let rateLimited = false
-
-    const global = headers.get('x-ratelimit-global')
-    const bucket = headers.get('x-ratelimit-bucket')
-    const remaining = headers.get('x-ratelimit-remaining')
-    const resetAt = headers.get('x-ratelimit-reset')
-    const retryAfter = headers.get('retry-after')
-
-    if (remaining !== null && remaining === '0') {
-      rateLimited = true
-
-      this.rateLimits.set(url, {
-        url,
-        resetAt: Number(resetAt) * 1000,
-        bucket
-      })
-
-      if (bucket !== null) {
-        this.rateLimits.set(bucket, {
-          url,
-          resetAt: Number(resetAt) * 1000,
-          bucket
-        })
-      }
-    }
-
-    if (global !== null) {
-      const reset = Date.now() + Number(retryAfter)
-      this.globalRateLimit = true
-      rateLimited = true
-
-      this.rateLimits.set('global', {
-        url: 'global',
-        resetAt: reset,
-        bucket
-      })
-
-      if (bucket !== null) {
-        this.rateLimits.set(bucket, {
-          url: 'global',
-          resetAt: reset,
-          bucket
-        })
-      }
-    }
-
-    return rateLimited ? bucket : undefined
-  }
-
-  /** Handles status code of response and acts as required */
-  private handleStatusCode(
-    response: Response,
-    body: any,
-    data: { [key: string]: any },
-    reject: CallableFunction
-  ): void {
-    const status = response.status
-
-    // We have hit ratelimit - this should not happen
-    if (status === HttpResponseCode.TooManyRequests) {
-      if (this.client !== undefined)
-        this.client.emit('rateLimit', {
-          method: data.method,
-          url: response.url,
-          body
-        })
-      reject(new Error('RateLimited'))
-      return
-    }
-
-    // It's a normal status code... just continue
-    if (
-      (status >= 200 && status < 400) ||
-      status === HttpResponseCode.NoContent
-    )
-      return
-
-    let text: undefined | string = Deno.inspect(
-      body.errors === undefined ? body : body.errors
-    )
-    if (text === 'undefined') text = undefined
-
-    if (status === HttpResponseCode.Unauthorized)
-      reject(
-        new DiscordAPIError(`Request was Unauthorized. Invalid Token.\n${text}`)
-      )
-
-    // At this point we know it is error
-    const error: DiscordAPIErrorPayload = {
-      url: response.url,
-      status,
-      method: data.method,
-      code: body?.code,
-      message: body?.message,
-      errors: Object.fromEntries(
-        Object.entries(
-          (body?.errors as {
-            [name: string]: {
-              _errors: Array<{ code: string; message: string }>
-            }
-          }) ?? {}
-        ).map((entry) => {
-          return [entry[0], entry[1]._errors ?? []]
-        })
-      )
-    }
-
-    // if (typeof error.errors === 'object') {
-    //   const errors = error.errors as {
-    //     [name: string]: { _errors: Array<{ code: string; message: string }> }
-    //   }
-    //   console.log(`%cREST Error:`, 'color: #F14C39;')
-    //   Object.entries(errors).forEach((entry) => {
-    //     console.log(`  %c${entry[0]}:`, 'color: #12BC79;')
-    //     entry[1]._errors.forEach((e) => {
-    //       console.log(
-    //         `    %c${e.code}: %c${e.message}`,
-    //         'color: skyblue;',
-    //         'color: #CECECE;'
-    //       )
-    //     })
-    //   })
-    // }
-
-    if (
-      [
-        HttpResponseCode.BadRequest,
-        HttpResponseCode.NotFound,
-        HttpResponseCode.Forbidden,
-        HttpResponseCode.MethodNotAllowed
-      ].includes(status)
-    ) {
-      reject(new DiscordAPIError(Deno.inspect(error), error))
-    } else if (status === HttpResponseCode.GatewayUnavailable) {
-      reject(new DiscordAPIError(Deno.inspect(error), error))
-    } else reject(new DiscordAPIError('Request - Unknown Error'))
-  }
-
-  /**
-   * Makes a Request to Discord API.
-   * @param method HTTP Method to use
-   * @param url URL of the Request
-   * @param body Body to send with Request
-   * @param maxRetries Number of Max Retries to perform
-   * @param bucket BucketID of the Request
-   * @param rawResponse Whether to get Raw Response or body itself
-   */
-  async make(
-    method: RequestMethods,
-    url: string,
-    body?: unknown,
-    maxRetries = 0,
-    bucket?: string | null,
-    rawResponse?: boolean
-  ): Promise<any> {
-    return await new Promise((resolve, reject) => {
-      const onComplete = async (): Promise<undefined | any> => {
-        try {
-          const rateLimitResetIn = await this.isRateLimited(url)
-          if (rateLimitResetIn !== false) {
-            return {
-              rateLimited: rateLimitResetIn,
-              before: true,
-              bucket
-            }
-          }
-
-          const query =
-            method === 'get' && body !== undefined
-              ? Object.entries(body as any)
-                  .filter(([k, v]) => v !== undefined)
-                  .map(
-                    ([key, value]) =>
-                      `${encodeURIComponent(key)}=${encodeURIComponent(
-                        value as any
-                      )}`
-                  )
-                  .join('&')
-              : ''
-          let urlToUse =
-            method === 'get' && query !== '' ? `${url}?${query}` : url
-
-          // It doesn't start with HTTP, that means it's an incomplete URL
-          if (!urlToUse.startsWith('http')) {
-            if (!urlToUse.startsWith('/')) urlToUse = `/${urlToUse}`
-            urlToUse =
-              // eslint-disable-next-line @typescript-eslint/restrict-plus-operands
-              baseEndpoints.DISCORD_API_URL +
-              '/v' +
-              baseEndpoints.DISCORD_API_VERSION +
-              urlToUse
-          }
-
-          if (this.canary === true && urlToUse.startsWith('http')) {
-            const split = urlToUse.split('//')
-            urlToUse = split[0] + '//canary.' + split[1]
-          }
-
-          const requestData = this.prepare(body, method)
-
-          const response = await fetch(urlToUse, requestData)
-          const bucketFromHeaders = this.processHeaders(url, response.headers)
-
-          if (response.status === 204)
-            return resolve(
-              rawResponse === true ? { response, body: null } : undefined
-            )
-
-          const json: any = await response.json()
-          await this.handleStatusCode(response, json, requestData, reject)
-
-          if (
-            json.retry_after !== undefined ||
-            json.message === 'You are being rate limited.'
-          ) {
-            if (maxRetries > 10) {
-              throw new Error('Max RateLimit Retries hit')
-            }
-
-            return {
-              rateLimited: json.retry_after,
-              before: false,
-              bucket: bucketFromHeaders
-            }
-          }
-          return resolve(rawResponse === true ? { response, body: json } : json)
-        } catch (error) {
-          return reject(error)
-        }
-      }
-
-      this.queue({
-        onComplete,
-        bucket,
-        url
-      })
-      if (!this.processing) {
-        this.processing = true
-        // eslint-disable-next-line @typescript-eslint/no-floating-promises
-        this.processQueue()
-      }
-    })
-  }
-
-  /** Checks for RateLimits times and deletes if already over */
-  private handleRateLimits(): void {
-    const now = Date.now()
-    this.rateLimits.forEach((value, key) => {
-      // Ratelimit has not ended
-      if (value.resetAt > now) return
-      // It ended, so delete
-      this.rateLimits.delete(key)
-      if (key === 'global') this.globalRateLimit = false
-    })
-  }
-
-  /** Makes a GET Request to API */
-  async get(
-    url: string,
-    body?: unknown,
-    maxRetries = 0,
-    bucket?: string | null,
-    rawResponse?: boolean
-  ): Promise<any> {
-    return await this.make('get', url, body, maxRetries, bucket, rawResponse)
-  }
-
-  /** Makes a POST Request to API */
-  async post(
-    url: string,
-    body?: unknown,
-    maxRetries = 0,
-    bucket?: string | null,
-    rawResponse?: boolean
-  ): Promise<any> {
-    return await this.make('post', url, body, maxRetries, bucket, rawResponse)
-  }
-
-  /** Makes a DELETE Request to API */
-  async delete(
-    url: string,
-    body?: unknown,
-    maxRetries = 0,
-    bucket?: string | null,
-    rawResponse?: boolean
-  ): Promise<any> {
-    return await this.make('delete', url, body, maxRetries, bucket, rawResponse)
-  }
-
-  /** Makes a PATCH Request to API */
-  async patch(
-    url: string,
-    body?: unknown,
-    maxRetries = 0,
-    bucket?: string | null,
-    rawResponse?: boolean
-  ): Promise<any> {
-    return await this.make('patch', url, body, maxRetries, bucket, rawResponse)
-  }
-
-  /** Makes a PUT Request to API */
-  async put(
-    url: string,
-    body?: unknown,
-    maxRetries = 0,
-    bucket?: string | null,
-    rawResponse?: boolean
-  ): Promise<any> {
-    return await this.make('put', url, body, maxRetries, bucket, rawResponse)
-  }
-}

src/models/voice.ts

@@ -1,26 +0,0 @@
-import { Guild } from '../structures/guild.ts'
-import { VoiceChannel } from '../structures/guildVoiceChannel.ts'
-import { Client } from './client.ts'
-
-export interface VoiceOptions {
-  guild: Guild
-  channel: VoiceChannel
-}
-
-export class VoiceClient {
-  client: Client
-  ws?: WebSocket
-  guild: Guild
-  channel: VoiceChannel
-
-  constructor(client: Client, options: VoiceOptions) {
-    this.client = client
-    this.guild = options.guild
-    this.channel = options.channel
-  }
-
-  async connect(): Promise<VoiceClient> {
-    // TODO(DjDeveloperr): understand docs
-    return this
-  }
-}

src/rest/bucket.ts

@@ -0,0 +1,245 @@
+// based on https://github.com/discordjs/discord.js/blob/master/src/rest/RequestHandler.js
+// adapted to work with harmony rest manager
+
+/* eslint-disable @typescript-eslint/no-unnecessary-type-assertion */
+
+import { delay } from '../utils/delay.ts'
+import { DiscordAPIError, HTTPError } from './error.ts'
+import type { RESTManager } from './manager.ts'
+import { RequestQueue } from './queue.ts'
+import { APIRequest } from './request.ts'
+
+function parseResponse(res: Response, raw: boolean): any {
+  let result
+  if (res.status === 204) result = Promise.resolve(undefined)
+  else if (
+    res.headers.get('content-type')?.startsWith('application/json') === true
+  )
+    result = res.json()
+  else result = res.arrayBuffer().then((e) => new Uint8Array(e))
+
+  if (raw) {
+    return { response: res, body: result }
+  } else return result
+}
+
+function getAPIOffset(serverDate: number | string): number {
+  return new Date(serverDate).getTime() - Date.now()
+}
+
+function calculateReset(
+  reset: number | string,
+  serverDate: number | string
+): number {
+  return new Date(Number(reset) * 1000).getTime() - getAPIOffset(serverDate)
+}
+
+let invalidCount = 0
+let invalidCountResetTime: number | null = null
+
+export class BucketHandler {
+  queue = new RequestQueue()
+  reset = -1
+  remaining = -1
+  limit = -1
+
+  constructor(public manager: RESTManager) {}
+
+  async push(request: APIRequest): Promise<any> {
+    await this.queue.wait()
+    try {
+      return await this.execute(request)
+    } finally {
+      this.queue.shift()
+    }
+  }
+
+  get globalLimited(): boolean {
+    return (
+      this.manager.globalRemaining <= 0 &&
+      Date.now() < Number(this.manager.globalReset)
+    )
+  }
+
+  get localLimited(): boolean {
+    return this.remaining <= 0 && Date.now() < this.reset
+  }
+
+  get limited(): boolean {
+    return this.globalLimited || this.localLimited
+  }
+
+  get inactive(): boolean {
+    return this.queue.remaining === 0 && !this.limited
+  }
+
+  async globalDelayFor(ms: number): Promise<void> {
+    return await new Promise((resolve) => {
+      this.manager.setTimeout(() => {
+        this.manager.globalDelay = null
+        resolve()
+      }, ms)
+    })
+  }
+
+  async execute(request: APIRequest): Promise<any> {
+    while (this.limited) {
+      const isGlobal = this.globalLimited
+      let limit, timeout, delayPromise
+
+      if (isGlobal) {
+        limit = this.manager.globalLimit
+        timeout =
+          // eslint-disable-next-line @typescript-eslint/restrict-plus-operands
+          Number(this.manager.globalReset) +
+          this.manager.restTimeOffset -
+          Date.now()
+        // eslint-disable-next-line @typescript-eslint/strict-boolean-expressions
+        if (!this.manager.globalDelay) {
+          this.manager.globalDelay = this.globalDelayFor(timeout) as any
+        }
+        delayPromise = this.manager.globalDelay
+      } else {
+        limit = this.limit
+        // eslint-disable-next-line @typescript-eslint/restrict-plus-operands
+        timeout = this.reset + this.manager.restTimeOffset - Date.now()
+        delayPromise = delay(timeout)
+      }
+
+      this.manager.client?.emit('rateLimit', {
+        timeout,
+        limit,
+        method: request.method,
+        path: request.path,
+        global: isGlobal
+      })
+
+      await delayPromise
+    }
+
+    // eslint-disable-next-line @typescript-eslint/strict-boolean-expressions
+    if (!this.manager.globalReset || this.manager.globalReset < Date.now()) {
+      this.manager.globalReset = Date.now() + 1000
+      this.manager.globalRemaining = this.manager.globalLimit
+    }
+    this.manager.globalRemaining--
+
+    // Perform the request
+    let res
+    try {
+      res = await request.execute()
+    } catch (error) {
+      if (request.retries === this.manager.retryLimit) {
+        throw new HTTPError(
+          error.message,
+          error.constructor.name,
+          error.status,
+          request.method,
+          request.path
+        )
+      }
+
+      request.retries++
+      return await this.execute(request)
+    }
+
+    let sublimitTimeout
+    if (res?.headers !== undefined) {
+      const serverDate = res.headers.get('date')
+      const limit = res.headers.get('x-ratelimit-limit')
+      const remaining = res.headers.get('x-ratelimit-remaining')
+      const reset = res.headers.get('x-ratelimit-reset')
+      this.limit = limit !== null ? Number(limit) : Infinity
+      this.remaining = remaining !== null ? Number(remaining) : 1
+      this.reset =
+        reset !== null ? calculateReset(reset, serverDate!) : Date.now()
+
+      if (request.path.includes('reactions') === true) {
+        this.reset =
+          new Date(serverDate!).getTime() - getAPIOffset(serverDate!) + 250
+      }
+
+      let retryAfter: number | null | string = res.headers.get('retry-after')
+      retryAfter = retryAfter !== null ? Number(retryAfter) * 1000 : -1
+      if (retryAfter > 0) {
+        // eslint-disable-next-line @typescript-eslint/strict-boolean-expressions
+        if (res.headers.get('x-ratelimit-global')) {
+          this.manager.globalRemaining = 0
+          this.manager.globalReset = Date.now() + retryAfter
+        } else if (!this.localLimited) {
+          sublimitTimeout = retryAfter
+        }
+      }
+    }
+
+    if (res.status === 401 || res.status === 403 || res.status === 429) {
+      // eslint-disable-next-line @typescript-eslint/strict-boolean-expressions
+      if (!invalidCountResetTime || invalidCountResetTime < Date.now()) {
+        invalidCountResetTime = Date.now() + 1000 * 60 * 10
+        invalidCount = 0
+      }
+      // eslint-disable-next-line @typescript-eslint/no-unused-vars
+      invalidCount++
+    }
+
+    if (res.ok === true) {
+      return parseResponse(res, request.options.rawResponse ?? false)
+    }
+
+    if (res.status >= 400 && res.status < 500) {
+      if (res.status === 429) {
+        this.manager.client?.emit(
+          'debug',
+          `Rate-Limited on route ${request.path}${
+            sublimitTimeout !== undefined ? ' for sublimit' : ''
+          }`
+        )
+
+        if (sublimitTimeout !== undefined) {
+          await delay(sublimitTimeout)
+        }
+        return await this.execute(request)
+      }
+
+      let data
+      try {
+        data = await parseResponse(res, false)
+      } catch (err) {
+        throw new HTTPError(
+          err.message,
+          err.constructor.name,
+          err.status,
+          request.method,
+          request.path
+        )
+      }
+
+      throw new DiscordAPIError({
+        url: request.path,
+        errors: data?.errors,
+        status: res.status,
+        method: request.method,
+        message: data?.message,
+        code: data?.code,
+        requestData: request.options.data
+      })
+    }
+
+    if (res.status >= 500 && res.status < 600) {
+      if (request.retries === this.manager.retryLimit) {
+        throw new HTTPError(
+          res.statusText,
+          res.constructor.name,
+          res.status,
+          request.method,
+          request.path
+        )
+      }
+
+      request.retries++
+      return await this.execute(request)
+    }
+
+    return null
+  }
+}

src/rest/error.ts

@@ -0,0 +1,44 @@
+import { simplifyAPIError } from '../utils/err_fmt.ts'
+import { DiscordAPIErrorPayload } from './types.ts'
+
+export class DiscordAPIError extends Error {
+  name = 'DiscordAPIError'
+  error?: DiscordAPIErrorPayload
+
+  constructor(error: string | DiscordAPIErrorPayload) {
+    super()
+    const fmt = Object.entries(
+      typeof error === 'object' ? simplifyAPIError(error.errors ?? {}) : {}
+    )
+    this.message =
+      typeof error === 'string'
+        ? `${error} `
+        : `\n${error.method.toUpperCase()} ${error.url} returned ${
+            error.status
+          }\n(${error.code ?? 'unknown'}) ${error.message}${
+            fmt.length === 0
+              ? ''
+              : `\n${fmt
+                  .map(
+                    (e) =>
+                      `  at ${e[0]}:\n${e[1]
+                        .map((e) => `   - ${e}`)
+                        .join('\n')}`
+                  )
+                  .join('\n')}\n`
+          }`
+    if (typeof error === 'object') this.error = error
+  }
+}
+
+export class HTTPError extends Error {
+  constructor(
+    public message: string,
+    public name: string,
+    public code: number,
+    public method: string,
+    public path: string
+  ) {
+    super(message)
+  }
+}

src/rest/manager.ts

@@ -0,0 +1,329 @@
+import { Collection } from '../utils/collection.ts'
+import type { Client } from '../client/mod.ts'
+import { RequestMethods, METHODS } from './types.ts'
+import { Constants } from '../types/constants.ts'
+import { RESTEndpoints } from './endpoints.ts'
+import { BucketHandler } from './bucket.ts'
+import { APIRequest, RequestOptions } from './request.ts'
+
+export type MethodFunction = (
+  body?: unknown,
+  maxRetries?: number,
+  bucket?: string | null,
+  rawResponse?: boolean,
+  options?: RequestOptions
+) => Promise<any>
+
+export interface APIMap extends MethodFunction {
+  /** Make a GET request to current route */
+  get: APIMap
+  /** Make a POST request to current route */
+  post: APIMap
+  /** Make a PATCH request to current route */
+  patch: APIMap
+  /** Make a PUT request to current route */
+  put: APIMap
+  /** Make a DELETE request to current route */
+  delete: APIMap
+  /** Make a HEAD request to current route */
+  head: APIMap
+  /** Continue building API Route */
+  [name: string]: APIMap
+}
+
+/** API Route builder function */
+export const builder = (rest: RESTManager, acum = '/'): APIMap => {
+  const routes = {}
+  const proxy = new Proxy(routes, {
+    get: (_, p, __) => {
+      if (p === 'toString') return () => acum
+      if (METHODS.includes(String(p)) === true) {
+        const method = ((rest as unknown) as {
+          [name: string]: MethodFunction
+        })[String(p)]
+        return async (...args: any[]) =>
+          await method.bind(rest)(
+            `${Constants.DISCORD_API_URL}/v${rest.version}${acum.substring(
+              0,
+              acum.length - 1
+            )}`,
+            ...args
+          )
+      }
+      return builder(rest, acum + String(p) + '/')
+    }
+  })
+  return (proxy as unknown) as APIMap
+}
+
+export interface RESTOptions {
+  /** Token to use for authorization */
+  token?: string | (() => string | undefined)
+  /** Headers to patch with if any */
+  headers?: { [name: string]: string | undefined }
+  /** Whether to use Canary instance of Discord API or not */
+  canary?: boolean
+  /** Discord REST API version to use */
+  version?: 6 | 7 | 8
+  /** Token Type to use for Authorization */
+  tokenType?: TokenType
+  /** User Agent to use (Header) */
+  userAgent?: string
+  /** Optional Harmony client */
+  client?: Client
+  /** Requests Timeout (in MS, default 30s) */
+  requestTimeout?: number
+  /** Retry Limit (default 1) */
+  retryLimit?: number
+}
+
+/** Token Type for REST API. */
+export enum TokenType {
+  /** Token type for Bot User */
+  Bot = 'Bot',
+  /** Token Type for OAuth2 */
+  Bearer = 'Bearer',
+  /** No Token Type. Can be used for User accounts. */
+  None = ''
+}
+
+/** An easier to use interface for interacting with Discord REST API. */
+export class RESTManager {
+  /** API Version being used by REST Manager */
+  version: number = 8
+  /**
+   * API Map - easy to use way for interacting with Discord API.
+   *
+   * Examples:
+   * * ```ts
+   *   rest.api.users['123'].get().then(userPayload => doSomething)
+   *   ```
+   * * ```ts
+   *   rest.api.guilds['123'].channels.post({ name: 'my-channel', type: 0 }).then(channelPayload => {})
+   *   ```
+   */
+  api: APIMap
+
+  #token?: string | (() => string | undefined)
+
+  /** Token being used for Authorization */
+  get token(): string | (() => string | undefined) | undefined {
+    return this.#token
+  }
+
+  set token(val: string | (() => string | undefined) | undefined) {
+    this.#token = val
+  }
+
+  /** Token Type of the Token if any */
+  tokenType: TokenType = TokenType.Bot
+  /** Headers object which patch the current ones */
+  headers: any = {}
+  /** Optional custom User Agent (header) */
+  userAgent?: string
+  /** Whether REST Manager is using Canary API */
+  canary?: boolean
+  /** Optional Harmony Client object */
+  readonly client?: Client
+  endpoints: RESTEndpoints
+  requestTimeout = 30000
+  readonly timers!: Set<number>
+  apiURL = Constants.DISCORD_API_URL
+
+  readonly handlers!: Collection<string, BucketHandler>
+  globalLimit = Infinity
+  globalRemaining = this.globalLimit
+  globalReset: number | null = null
+  globalDelay: number | null = null
+  retryLimit = 1
+  restTimeOffset = 0
+
+  constructor(options?: RESTOptions) {
+    this.api = builder(this)
+    if (options?.token !== undefined) this.token = options.token
+    if (options?.version !== undefined) this.version = options.version
+    if (options?.headers !== undefined) this.headers = options.headers
+    if (options?.tokenType !== undefined) this.tokenType = options.tokenType
+    if (options?.userAgent !== undefined) this.userAgent = options.userAgent
+    if (options?.canary !== undefined) this.canary = options.canary
+    if (options?.retryLimit !== undefined) this.retryLimit = options.retryLimit
+    if (options?.requestTimeout !== undefined)
+      this.requestTimeout = options.requestTimeout
+
+    if (options?.client !== undefined) {
+      Object.defineProperty(this, 'client', {
+        value: options.client,
+        enumerable: false
+      })
+    }
+
+    this.endpoints = new RESTEndpoints(this)
+
+    Object.defineProperty(this, 'timers', {
+      value: new Set(),
+      enumerable: false
+    })
+
+    Object.defineProperty(this, 'handlers', {
+      value: new Collection<string, BucketHandler>(),
+      enumerable: false
+    })
+  }
+
+  setTimeout(fn: (...args: any[]) => any, ms: number): number {
+    const timer = setTimeout(async () => {
+      this.timers.delete(timer)
+      await fn()
+    }, ms)
+    this.timers.add(timer)
+    return timer
+  }
+
+  async request<T = any>(
+    method: RequestMethods,
+    path: string,
+    options: RequestOptions = {}
+  ): Promise<T> {
+    const req = new APIRequest(this, method, path, options)
+    let handler = this.handlers.get(req.path)
+
+    if (handler === undefined) {
+      handler = new BucketHandler(this)
+      this.handlers.set(req.route, handler)
+    }
+
+    return handler.push(req)
+  }
+
+  /**
+   * Makes a Request to Discord API.
+   * @param method HTTP Method to use
+   * @param url URL of the Request
+   * @param body Body to send with Request
+   * @param maxRetries Number of Max Retries to perform
+   * @param bucket BucketID of the Request
+   * @param rawResponse Whether to get Raw Response or body itself
+   */
+  async make(
+    method: RequestMethods,
+    url: string,
+    body?: unknown,
+    _maxRetries = 0,
+    bucket?: string | null,
+    rawResponse?: boolean,
+    options: RequestOptions = {}
+  ): Promise<any> {
+    return await this.request(
+      method,
+      url,
+      Object.assign(
+        {
+          data: body,
+          rawResponse,
+          route: bucket ?? undefined
+        },
+        options
+      )
+    )
+  }
+
+  /** Makes a GET Request to API */
+  async get(
+    url: string,
+    body?: unknown,
+    maxRetries = 0,
+    bucket?: string | null,
+    rawResponse?: boolean,
+    options?: RequestOptions
+  ): Promise<any> {
+    return await this.make(
+      'get',
+      url,
+      body,
+      maxRetries,
+      bucket,
+      rawResponse,
+      options
+    )
+  }
+
+  /** Makes a POST Request to API */
+  async post(
+    url: string,
+    body?: unknown,
+    maxRetries = 0,
+    bucket?: string | null,
+    rawResponse?: boolean,
+    options?: RequestOptions
+  ): Promise<any> {
+    return await this.make(
+      'post',
+      url,
+      body,
+      maxRetries,
+      bucket,
+      rawResponse,
+      options
+    )
+  }
+
+  /** Makes a DELETE Request to API */
+  async delete(
+    url: string,
+    body?: unknown,
+    maxRetries = 0,
+    bucket?: string | null,
+    rawResponse?: boolean,
+    options?: RequestOptions
+  ): Promise<any> {
+    return await this.make(
+      'delete',
+      url,
+      body,
+      maxRetries,
+      bucket,
+      rawResponse,
+      options
+    )
+  }
+
+  /** Makes a PATCH Request to API */
+  async patch(
+    url: string,
+    body?: unknown,
+    maxRetries = 0,
+    bucket?: string | null,
+    rawResponse?: boolean,
+    options?: RequestOptions
+  ): Promise<any> {
+    return await this.make(
+      'patch',
+      url,
+      body,
+      maxRetries,
+      bucket,
+      rawResponse,
+      options
+    )
+  }
+
+  /** Makes a PUT Request to API */
+  async put(
+    url: string,
+    body?: unknown,
+    maxRetries = 0,
+    bucket?: string | null,
+    rawResponse?: boolean,
+    options?: RequestOptions
+  ): Promise<any> {
+    return await this.make(
+      'put',
+      url,
+      body,
+      maxRetries,
+      bucket,
+      rawResponse,
+      options
+    )
+  }
+}

src/rest/mod.ts

@@ -0,0 +1,7 @@
+export * from './manager.ts'
+export * from './types.ts'
+export * from './endpoints.ts'
+export * from './error.ts'
+export * from './bucket.ts'
+export * from './queue.ts'
+export * from './request.ts'

src/rest/queue.ts

@@ -0,0 +1,37 @@
+// based on https://github.com/discordjs/discord.js/blob/master/src/rest/AsyncQueue.js
+
+export interface RequestPromise {
+  resolve: CallableFunction
+  promise: Promise<any>
+}
+
+export class RequestQueue {
+  promises: RequestPromise[] = []
+
+  get remaining(): number {
+    return this.promises.length
+  }
+
+  async wait(): Promise<any> {
+    const next =
+      this.promises.length !== 0
+        ? this.promises[this.promises.length - 1].promise
+        : Promise.resolve()
+    let resolveFn: CallableFunction | undefined
+    const promise = new Promise((resolve) => {
+      resolveFn = resolve
+    })
+
+    this.promises.push({
+      resolve: resolveFn!,
+      promise
+    })
+
+    return next
+  }
+
+  shift(): void {
+    const deferred = this.promises.shift()
+    if (typeof deferred !== 'undefined') deferred.resolve()
+  }
+}

src/rest/request.ts

@@ -0,0 +1,132 @@
+import type { Embed } from '../structures/embed.ts'
+import type { MessageAttachment } from '../structures/message.ts'
+import type { RESTManager } from './manager.ts'
+import type { RequestMethods } from './types.ts'
+
+export interface RequestOptions {
+  headers?: { [name: string]: string }
+  query?: { [name: string]: string }
+  files?: MessageAttachment[]
+  data?: any
+  reason?: string
+  rawResponse?: boolean
+  route?: string
+}
+
+export class APIRequest {
+  retries = 0
+  route: string
+
+  constructor(
+    public rest: RESTManager,
+    public method: RequestMethods,
+    public path: string,
+    public options: RequestOptions
+  ) {
+    this.route = options.route ?? path
+    if (typeof options.query === 'object') {
+      const entries = Object.entries(options.query)
+      if (entries.length > 0) {
+        this.path += '?'
+        entries.forEach((entry, i) => {
+          this.path += `${i === 0 ? '' : '&'}${encodeURIComponent(
+            entry[0]
+          )}=${encodeURIComponent(entry[1])}`
+        })
+      }
+    }
+
+    let _files: undefined | MessageAttachment[]
+    if (
+      options.data?.embed?.files !== undefined &&
+      Array.isArray(options.data?.embed?.files)
+    ) {
+      _files = [...options.data?.embed?.files]
+    }
+    if (
+      options.data?.embeds !== undefined &&
+      Array.isArray(options.data?.embeds)
+    ) {
+      const files1 = options.data?.embeds
+        .map((e: Embed) => e.files)
+        .filter((e: MessageAttachment[]) => e !== undefined)
+      for (const files of files1) {
+        for (const file of files) {
+          if (_files === undefined) _files = []
+          _files?.push(file)
+        }
+      }
+    }
+
+    if (options.data?.file !== undefined) {
+      if (_files === undefined) _files = []
+      _files.push(options.data?.file)
+    }
+
+    if (
+      options.data?.files !== undefined &&
+      Array.isArray(options.data?.files)
+    ) {
+      if (_files === undefined) _files = []
+      options.data?.files.forEach((file: any) => {
+        _files!.push(file)
+      })
+    }
+
+    if (_files !== undefined && _files.length > 0) {
+      if (options.files === undefined) options.files = _files
+      else options.files = [...options.files, ..._files]
+    }
+  }
+
+  async execute(): Promise<Response> {
+    let contentType: string | undefined
+    let body: any = this.options.data
+    if (this.options.files !== undefined && this.options.files.length > 0) {
+      contentType = undefined
+      const form = new FormData()
+      this.options.files.forEach((file, i) =>
+        form.append(`file${i === 0 ? '' : i}`, file.blob, file.name)
+      )
+      form.append('payload_json', JSON.stringify(body))
+      body = form
+    } else if (body !== undefined) {
+      contentType = 'application/json'
+      body = JSON.stringify(body)
+    }
+
+    const controller = new AbortController()
+    const timer = setTimeout(() => {
+      controller.abort()
+    }, this.rest.requestTimeout)
+    this.rest.timers.add(timer)
+
+    const url = this.path.startsWith('http')
+      ? this.path
+      : `${this.rest.apiURL}/v${this.rest.version}${this.path}`
+
+    const headers: any = {
+      'User-Agent':
+        this.rest.userAgent ??
+        `DiscordBot (harmony, https://github.com/harmonyland/harmony)`,
+      Authorization:
+        this.rest.token === undefined
+          ? undefined
+          : `${this.rest.tokenType} ${this.rest.token}`.trim()
+    }
+
+    if (contentType !== undefined) headers['Content-Type'] = contentType
+
+    const init: RequestInit = {
+      method: this.method.toUpperCase(),
+      signal: controller.signal,
+      headers: Object.assign(headers, this.rest.headers, this.options.headers),
+      body
+    }
+
+    return fetch(url, init).finally(() => {
+      clearTimeout(timer)
+      this.rest.timers.delete(timer)
+    })
+  }
+}