out-of-your-element/d2m/discord-packets.js

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// @ts-check
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// Discord library internals type beat
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const DiscordTypes = require("discord-api-types/v10")
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const passthrough = require("../passthrough")
const { sync } = passthrough
const utils = {
/**
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* @param {import("./discord-client")} client
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* @param {import("cloudstorm").IGatewayMessage} message
*/
onPacket(client, message) {
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// requiring this later so that the client is already constructed by the time event-dispatcher is loaded
/** @type {typeof import("./event-dispatcher")} */
const eventDispatcher = sync.require("./event-dispatcher")
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if (message.t === "READY") {
if (client.ready) return
client.ready = true
client.user = message.d.user
client.application = message.d.application
console.log(`Discord logged in as ${client.user.username}#${client.user.discriminator} (${client.user.id})`)
} else if (message.t === "GUILD_CREATE") {
client.guilds.set(message.d.id, message.d)
const arr = []
client.guildChannelMap.set(message.d.id, arr)
for (const channel of message.d.channels || []) {
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// @ts-ignore
channel.guild_id = message.d.id
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arr.push(channel.id)
client.channels.set(channel.id, channel)
}
} else if (message.t === "GUILD_DELETE") {
client.guilds.delete(message.d.id)
const channels = client.guildChannelMap.get(message.d.id)
if (channels) {
for (const id of channels) client.channels.delete(id)
}
client.guildChannelMap.delete(message.d.id)
} else if (message.t === "CHANNEL_CREATE" || message.t === "CHANNEL_DELETE") {
if (message.t === "CHANNEL_CREATE") {
client.channels.set(message.d.id, message.d)
if (message.d["guild_id"]) { // obj[prop] notation can be used to access a property without typescript complaining that it doesn't exist on all values something can have
const channels = client.guildChannelMap.get(message.d["guild_id"])
if (channels && !channels.includes(message.d.id)) channels.push(message.d.id)
}
} else {
client.channels.delete(message.d.id)
if (message.d["guild_id"]) {
const channels = client.guildChannelMap.get(message.d["guild_id"])
if (channels) {
const previous = channels.indexOf(message.d.id)
if (previous !== -1) channels.splice(previous, 1)
}
}
}
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} else if (message.t === "MESSAGE_CREATE") {
eventDispatcher.onMessageCreate(client, message.d)
} else if (message.t === "MESSAGE_REACTION_ADD") {
eventDispatcher.onReactionAdd(client, message.d)
}
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}
}
module.exports = utils