woomy-v2/bot/index.js

148 lines
No EOL
5.1 KiB
JavaScript

// Copyright 2020 Emily J. / mudkipscience and contributors. Subject to the AGPLv3 license.
const Discord = require('discord.js');
const CommandLoader = require('./util/commandLoader');
const EventLoader = require('./util/eventLoader');
const EventHandler = require('./event_modules/eventHandler');
const Functions = require('./util/functions');
const Database = require('./util/database');
const Logger = require('./util/logger');
const sentry = require('@sentry/node');
const config = require('../botconfig.json');
const version = require('../package.json').version;
class WoomyClient extends Discord.Client {
constructor (options) {
super(options);
// Important information Woomy needs to access
this.config = config;
this.path = __dirname;
this.version = version;
// Essential modules
this.logger = Logger;
this.EmbedBuilder = Discord.EmbedBuilder;
this.db = new Database(this);
this.functions = new Functions(this);
this.commandLoader = new CommandLoader(this);
this.eventLoader = new EventLoader(this);
this.eventHandler = new EventHandler(this);
// Collections to store our successfully loaded events and commands in, as well as cooldowns.
this.commands = new Discord.Collection();
this.aliases = new Discord.Collection();
this.eventModules = new Discord.Collection();
this.cooldowns = new Discord.Collection();
// Cache we can store stuff in
this.cache = new Discord.Collection();
}
// Listen for Discord events and pass needed information to the event handler so we can respond to them.
createEventListeners () {
this.on('ready', this.runReadyModules);
this.on('error', this.runErrorModules);
this.on('interactionCreate', this.runInteractionCreateModules);
this.on('guildCreate', this.runGuildCreateModules);
this.on('guildDelete', this.runGuildDeleteModules);
this.on('guildMemberAdd', this.runGuildMemberAddModules);
this.on('guildMemberRemove', this.runGuildMemberRemoveModules);
this.on('voiceStateUpdate', this.runVoiceStateUpdateModules);
}
// Receives information from the per-event listeners, and passes on needed information to the handler
mainEventListener (wsEvent, param_1, param_2) {
try {
this.eventHandler.handle(wsEvent, param_1, param_2);
} catch (error) {
this.logger.error('MODULE_LISTENER_ERROR', error);
}
}
// All the repeated code below just tells the main event listener what information needs to be passed to the event handler
runReadyModules () {
this.mainEventListener('ready');
}
runErrorModules (error) {
this.mainEventListener('error', error);
}
runInteractionCreateModules (interaction) {
this.mainEventListener('interactionCreate', interaction);
}
runGuildCreateModules (guild) {
this.mainEventListener('guildCreate', guild);
}
runGuildDeleteModules (guild) {
this.mainEventListener('guildDelete', guild);
}
runGuildMemberAddModules (guild, member) {
this.mainEventListener('guildMemberAdd', guild, member);
}
runGuildMemberRemoveModules (guild, member) {
this.mainEventListener('guildMemberRemove', guild, member);
}
runVoiceStateUpdateModules (oldState, newState) {
this.mainEventListener('voiceStateUpdate', oldState, newState);
}
}
// Initialize our client
const client = new WoomyClient({
shards: 'auto',
intents: [
Discord.GatewayIntentBits.Guilds,
Discord.GatewayIntentBits.GuildMembers,
Discord.GatewayIntentBits.GuildEmojisAndStickers,
Discord.GatewayIntentBits.GuildVoiceStates,
],
allowedMentions: {
parse: [
'users',
'roles'
]
}
});
// Extensions of native javascript types, *not good practice* but they're useful
require('./util/prototypes');
// Load commands, event modules and create listeners for Discord events (ready, errors, messages, etc)
client.commandLoader.loadCommands();
client.eventLoader.loadEventModules();
client.createEventListeners();
// Development mode is set in botconfig.json
if (client.config.developmentMode === false) {
try {
sentry.init({ dsn: client.config.keys.sentry });
} catch (err) {
client.logger.error('SENTRY_INIT_ERROR', `Sentry failed to initialize: ${err}`);
}
} else {
client.logger.warning('DEVELOPMENT_MODE', 'Running in development mode, some features have been disabled.');
}
// Login to Discord
client.login(config.token);
// Process exception/promise rejection listeners
process.on('uncaughtException', (error) => {
const errorMsg = error.stack.replace(new RegExp(`${client.path}/`, 'g'), './');
client.logger.error('UNCAUGHT_EXCEPTION_ERROR', errorMsg);
});
process.on('unhandledRejection', err => {
client.logger.error('UNHANDLED_PROMISE_ERROR', err.stack);
});
// Shut down gracefully when SIGINT is received
process.on('SIGINT', () => {
client.functions.shutdown();
});