src/core/Client.ts

/**
 * This file is part of SudoBot.
 *
 * Copyright (C) 2021-2023 OSN Developers.
 *
 * SudoBot is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * SudoBot is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with SudoBot. If not, see <https://www.gnu.org/licenses/>.
 */

import { PrismaClient } from "@prisma/client";
import { Awaitable, ClientOptions, Collection, Client as DiscordClient, GuildEmoji, UserResolvable } from "discord.js";
import { Stats } from "fs";
import fs from "fs/promises";
import path, { basename, dirname } from "path";
import Server from "../api/Server";
import type AIAutoModService from "../automod/AIAutoModService";
import type Antijoin from "../automod/Antijoin";
import type Antiraid from "../automod/Antiraid";
import type Antispam from "../automod/Antispam";
import type FileFilterService from "../automod/FileFilterService";
import type MessageFilter from "../automod/MessageFilter";
import type MessageRuleService from "../automod/MessageRuleService";
import type ProfileFilter from "../automod/ProfileFilter";
import { SuppressErrorsMetadata } from "../decorators/SuppressErrors";
import type AFKService from "../services/AFKService";
import type AutoRoleService from "../services/AutoRoleService";
import type BallotManager from "../services/BallotManager";
import type BumpReminderService from "../services/BumpReminderService";
import type ChannelLockManager from "../services/ChannelLockManager";
import type CommandManager from "../services/CommandManager";
import CommandPermissionOverwriteManager from "../services/CommandPermissionOverwriteManager";
import type ConfigManager from "../services/ConfigManager";
import type CooldownService from "../services/CooldownService";
import type ExtensionService from "../services/ExtensionService";
import type InfractionManager from "../services/InfractionManager";
import type InviteTrackerService from "../services/InviteTrackerService";
import type KeypressHandlerService from "../services/KeypressHandlerService";
import type LogServer from "../services/LogServer";
import type LoggerService from "../services/LoggerService";
import type MetadataService from "../services/MetadataService";
import type PermissionManager from "../services/PermissionManager";
import type QueueManager from "../services/QueueManager";
import type QuickMuteService from "../services/QuickMuteService";
import type ReactionRoleService from "../services/ReactionRoleService";
import type SnippetManager from "../services/SnippetManager";
import type StartupManager from "../services/StartupManager";
import type TranslationService from "../services/TranslationService";
import type TriggerService from "../services/TriggerService";
import type WelcomerService from "../services/WelcomerService";
import { CustomEvents, type ClientEvents } from "../types/ClientEvents";
import { log, logError, logInfo } from "../utils/logger";
import { developmentMode } from "../utils/utils";
import type Command from "./Command";
import ServiceManager from "./ServiceManager";

export default class Client<Ready extends boolean = boolean> extends DiscordClient<Ready> {
    aliases = {
        "@services": path.resolve(__dirname, "../services"),
        "@automod": path.resolve(__dirname, "../automod")
    };

    services = [
        "@services/StartupManager",
        "@services/ConfigManager",
        "@services/CommandManager",
        "@services/InfractionManager",
        "@services/LoggerService",
        "@services/QueueManager",
        "@services/WelcomerService",
        "@services/SnippetManager",
        "@services/ChannelLockManager",
        "@services/PermissionManager",
        "@services/MetadataService",
        "@services/QuickMuteService",
        "@services/TranslationService",
        "@services/AutoRoleService",
        "@services/ReactionRoleService",
        "@services/AFKService",
        "@services/InviteTrackerService",
        "@services/BallotManager",
        "@services/TriggerService",
        "@services/ExtensionService",
        "@services/BumpReminderService",
        "@services/LogServer",
        "@services/CooldownService",
        "@services/KeypressHandlerService",
        "@services/CommandPermissionOverwriteManager",

        "@automod/MessageFilter",
        "@automod/Antispam",
        "@automod/Antiraid",
        "@automod/Antijoin",
        "@automod/ProfileFilter",
        "@automod/FileFilterService",
        "@automod/MessageRuleService",
        "@automod/AIAutoModService"
    ];

    commandsDirectory = path.resolve(__dirname, "../commands");
    eventsDirectory = path.resolve(__dirname, "../events");

    serviceManager = new ServiceManager(this);

    startupManager: StartupManager = {} as StartupManager;
    configManager: ConfigManager = {} as ConfigManager;
    commandManager: CommandManager = {} as CommandManager;
    infractionManager: InfractionManager = {} as InfractionManager;
    logger: LoggerService = {} as LoggerService;
    messageFilter: MessageFilter = {} as MessageFilter;
    antispam: Antispam = {} as Antispam;
    queueManager: QueueManager = {} as QueueManager;
    snippetManager: SnippetManager = {} as SnippetManager;
    welcomerService: WelcomerService = {} as WelcomerService;
    antiraid: Antiraid = {} as Antiraid;
    channelLockManager: ChannelLockManager = {} as ChannelLockManager;
    antijoin: Antijoin = {} as Antijoin;
    profileFilter: ProfileFilter = {} as ProfileFilter;
    permissionManager: PermissionManager = {} as PermissionManager;
    metadata: MetadataService = {} as MetadataService;
    quickMute: QuickMuteService = {} as QuickMuteService;
    translator: TranslationService = {} as TranslationService;
    autoRoleService: AutoRoleService = {} as AutoRoleService;
    reactionRoleService: ReactionRoleService = {} as ReactionRoleService;
    afkService: AFKService = {} as AFKService;
    inviteTracker: InviteTrackerService = {} as InviteTrackerService;
    ballotManager: BallotManager = {} as BallotManager;
    fileFilter: FileFilterService = {} as FileFilterService;
    messageRuleService: MessageRuleService = {} as MessageRuleService;
    triggerService: TriggerService = {} as TriggerService;
    aiAutoMod: AIAutoModService = {} as AIAutoModService;
    extensionService: ExtensionService = {} as ExtensionService;
    bumpReminder: BumpReminderService = {} as BumpReminderService;
    logServer: LogServer = {} as LogServer;
    cooldown: CooldownService = {} as CooldownService;
    keypressHandler: KeypressHandlerService = {} as KeypressHandlerService;
    commandPermissionOverwriteManager: CommandPermissionOverwriteManager = {} as CommandPermissionOverwriteManager;

    prisma = new PrismaClient({
        errorFormat: "pretty",
        log: developmentMode() ? ["query", "error", "info", "warn"] : ["error", "info", "warn"]
    });

    server = new Server(this);

    commands = new Collection<string, Command>();
    emojiMap = new Collection<string, GuildEmoji>();
    registeredEvents: string[] = [];
    eventMap = new Map<keyof ClientEvents, Function[]>();

    private static _instance: Client;

    static get instance() {
        return this._instance;
    }

    constructor(options: ClientOptions, { services }: { services?: string[] } = {}) {
        super(options);
        Client._instance = this;

        if (services) {
            this.services = services;
        }
    }

    async boot() {
        await this.serviceManager.loadServices();
        await this.extensionService.bootUp();
    }

    async fetchUserSafe(user: UserResolvable) {
        try {
            return await this.users.fetch(user);
        } catch (e) {
            logError(e);
            return null;
        }
    }

    async loadCommands(
        directory = this.commandsDirectory,
        metadataLoader?: Function,
        filter?: (path: string, name: string, info: Stats) => Awaitable<boolean>
    ) {
        const files = await fs.readdir(directory);
        const includeOnly = process.env.COMMANDS?.split(",");

        for (const file of files) {
            const filePath = path.join(directory, file);
            const info = await fs.lstat(filePath);
            const isDirectory = info.isDirectory();

            if (isDirectory) {
                await this.loadCommands(filePath, metadataLoader, filter);
                continue;
            }

            if ((!file.endsWith(".ts") && !file.endsWith(".js")) || file.endsWith(".d.ts")) {
                continue;
            }

            if (includeOnly && !includeOnly.includes(file.replace(/\.(ts|js)/gi, ""))) {
                continue;
            }

            if (filter !== undefined && !(await filter(filePath, file, info))) {
                continue;
            }

            await this.loadCommand(filePath, metadataLoader);
        }
    }

    async loadCommand(filePath: string, metadataLoader?: Function) {
        const { default: CommandClass }: { default: new (client: Client) => Command } = await import(filePath);
        const command = new CommandClass(this);
        command.group = basename(dirname(filePath));
        this.commands.set(command.name, command);

        for (const alias of command.aliases) {
            this.commands.set(alias, command);
        }

        if (!metadataLoader) {
            this.loadEventListenersFromMetadata(CommandClass, command);
        } else {
            metadataLoader(CommandClass, command);
            log("Custom metadata loader found");
        }

        logInfo("Loaded command: ", command.name);
    }

    async loadEvents(directory = this.eventsDirectory) {
        const files = await fs.readdir(directory);

        for (const file of files) {
            const filePath = path.join(directory, file);
            const isDirectory = (await fs.lstat(filePath)).isDirectory();

            if (isDirectory) {
                await this.loadEvents(filePath);
                continue;
            }

            if ((!file.endsWith(".ts") && !file.endsWith(".js")) || file.endsWith(".d.ts")) {
                continue;
            }

            await this.loadEvent(filePath, true);
        }
    }

    async loadEvent(filePath: string, addToList = false) {
        const { default: Event } = await import(filePath);
        const event = new Event(this);
        this.on(event.name, event.execute.bind(event));

        if (addToList) {
            this.registeredEvents.push(event.name);
        }
    }

    private supressErrorMessagesHandler(suppressErrors: SuppressErrorsMetadata, e: unknown) {
        if (suppressErrors.mode === "log") {
            logError(e);
        } else if (suppressErrors.mode === "disabled") {
            throw e;
        }
    }

    loadEventListenersFromMetadata<I extends Object = Object>(Class: I["constructor"], instance?: I) {
        const metadata: { event: keyof ClientEvents; handler: Function; methodName: string }[] | undefined = Reflect.getMetadata(
            "event_listeners",
            Class.prototype
        );

        if (metadata) {
            for (const data of metadata) {
                const callback = instance ? data.handler.bind(instance) : data.handler;
                const suppressErrors: SuppressErrorsMetadata | undefined = Reflect.getMetadata(
                    "supress_errors",
                    Class.prototype,
                    data.methodName
                );

                this.addEventListener(
                    data.event,
                    suppressErrors
                        ? (...args: any[]) => {
                              try {
                                  const ret = callback(...args);

                                  if (ret instanceof Promise) ret.catch(e => this.supressErrorMessagesHandler(suppressErrors, e));

                                  return ret;
                              } catch (e) {
                                  this.supressErrorMessagesHandler(suppressErrors, e);
                              }
                          }
                        : callback
                );
            }
        }
    }

    addEventListener<K extends keyof ClientEvents>(event: K, callback: (...args: ClientEvents[K]) => any) {
        const handlers = this.eventMap.get(event) ?? [];

        if (!this.eventMap.has(event) && !CustomEvents.includes(event)) {
            this.on(event as any, (...args: any[]) => this.fireEvent(event, ...args));
            log("Registered parent handler for event: ", event);
        }

        handlers.push(callback);
        this.eventMap.set(event, handlers);

        log("Added event listener for event: ", event);
    }

    async emitWait<K extends keyof ClientEvents>(eventName: K, ...args: ClientEvents[K]) {
        const handlers = this.eventMap.get(eventName);

        if (handlers) {
            for (const handler of handlers) {
                await handler(...args);
            }
        }
    }

    async getHomeGuild() {
        const id = process.env.HOME_GUILD_ID;

        if (!id) {
            logError(
                "Environment variable `HOME_GUILD_ID` is not set. The bot can't work without it. Please follow the setup guide in the bot documentation."
            );
            process.exit(-1);
        }

        try {
            return this.guilds.cache.get(id) || (await this.guilds.fetch(id));
        } catch (e) {
            logError(e);
            logError("Error fetching home guild: make sure the ID inside `HOME_GUILD_ID` environment variable is correct.");
            process.exit(-1);
        }
    }

    fireEvent(name: keyof ClientEvents, ...args: any[]) {
        const handlers = this.eventMap.get(name);

        if (handlers) {
            for (const handler of handlers) {
                handler(...args);
            }
        }
    }
}
1	/**
2	* This file is part of SudoBot.
3	*
4	* Copyright (C) 2021-2023 OSN Developers.
5	*
6	* SudoBot is free software; you can redistribute it and/or modify it
7	* under the terms of the GNU Affero General Public License as published by
8	* the Free Software Foundation, either version 3 of the License, or
9	* (at your option) any later version.
10	*
11	* SudoBot is distributed in the hope that it will be useful, but
12	* WITHOUT ANY WARRANTY; without even the implied warranty of
13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	* GNU Affero General Public License for more details.
15	*
16	* You should have received a copy of the GNU Affero General Public License
17	* along with SudoBot. If not, see <https://www.gnu.org/licenses/>.
18	*/
19
20	import { PrismaClient } from "@prisma/client";
21	import { Awaitable, ClientOptions, Collection, Client as DiscordClient, GuildEmoji, UserResolvable } from "discord.js";
22	import { Stats } from "fs";
23	import fs from "fs/promises";
24	import path, { basename, dirname } from "path";
25	import Server from "../api/Server";
26	import type AIAutoModService from "../automod/AIAutoModService";
27	import type Antijoin from "../automod/Antijoin";
28	import type Antiraid from "../automod/Antiraid";
29	import type Antispam from "../automod/Antispam";
30	import type FileFilterService from "../automod/FileFilterService";
31	import type MessageFilter from "../automod/MessageFilter";
32	import type MessageRuleService from "../automod/MessageRuleService";
33	import type ProfileFilter from "../automod/ProfileFilter";
34	import { SuppressErrorsMetadata } from "../decorators/SuppressErrors";
35	import type AFKService from "../services/AFKService";
36	import type AutoRoleService from "../services/AutoRoleService";
37	import type BallotManager from "../services/BallotManager";
38	import type BumpReminderService from "../services/BumpReminderService";
39	import type ChannelLockManager from "../services/ChannelLockManager";
40	import type CommandManager from "../services/CommandManager";
41	import CommandPermissionOverwriteManager from "../services/CommandPermissionOverwriteManager";
42	import type ConfigManager from "../services/ConfigManager";
43	import type CooldownService from "../services/CooldownService";
44	import type ExtensionService from "../services/ExtensionService";
45	import type InfractionManager from "../services/InfractionManager";
46	import type InviteTrackerService from "../services/InviteTrackerService";
47	import type KeypressHandlerService from "../services/KeypressHandlerService";
48	import type LogServer from "../services/LogServer";
49	import type LoggerService from "../services/LoggerService";
50	import type MetadataService from "../services/MetadataService";
51	import type PermissionManager from "../services/PermissionManager";
52	import type QueueManager from "../services/QueueManager";
53	import type QuickMuteService from "../services/QuickMuteService";
54	import type ReactionRoleService from "../services/ReactionRoleService";
55	import type SnippetManager from "../services/SnippetManager";
56	import type StartupManager from "../services/StartupManager";
57	import type TranslationService from "../services/TranslationService";
58	import type TriggerService from "../services/TriggerService";
59	import type WelcomerService from "../services/WelcomerService";
60	import { CustomEvents, type ClientEvents } from "../types/ClientEvents";
61	import { log, logError, logInfo } from "../utils/logger";
62	import { developmentMode } from "../utils/utils";
63	import type Command from "./Command";
64	import ServiceManager from "./ServiceManager";
65
66	export default class Client<Ready extends boolean = boolean> extends DiscordClient<Ready> {
67	aliases = {
68	"@services": path.resolve(__dirname, "../services"),
69	"@automod": path.resolve(__dirname, "../automod")
70	};
71
72	services = [
73	"@services/StartupManager",
74	"@services/ConfigManager",
75	"@services/CommandManager",
76	"@services/InfractionManager",
77	"@services/LoggerService",
78	"@services/QueueManager",
79	"@services/WelcomerService",
80	"@services/SnippetManager",
81	"@services/ChannelLockManager",
82	"@services/PermissionManager",
83	"@services/MetadataService",
84	"@services/QuickMuteService",
85	"@services/TranslationService",
86	"@services/AutoRoleService",
87	"@services/ReactionRoleService",
88	"@services/AFKService",
89	"@services/InviteTrackerService",
90	"@services/BallotManager",
91	"@services/TriggerService",
92	"@services/ExtensionService",
93	"@services/BumpReminderService",
94	"@services/LogServer",
95	"@services/CooldownService",
96	"@services/KeypressHandlerService",
97	"@services/CommandPermissionOverwriteManager",
98
99	"@automod/MessageFilter",
100	"@automod/Antispam",
101	"@automod/Antiraid",
102	"@automod/Antijoin",
103	"@automod/ProfileFilter",
104	"@automod/FileFilterService",
105	"@automod/MessageRuleService",
106	"@automod/AIAutoModService"
107	];
108
109	commandsDirectory = path.resolve(__dirname, "../commands");
110	eventsDirectory = path.resolve(__dirname, "../events");
111
112	serviceManager = new ServiceManager(this);
113
114	startupManager: StartupManager = {} as StartupManager;
115	configManager: ConfigManager = {} as ConfigManager;
116	commandManager: CommandManager = {} as CommandManager;
117	infractionManager: InfractionManager = {} as InfractionManager;
118	logger: LoggerService = {} as LoggerService;
119	messageFilter: MessageFilter = {} as MessageFilter;
120	antispam: Antispam = {} as Antispam;
121	queueManager: QueueManager = {} as QueueManager;
122	snippetManager: SnippetManager = {} as SnippetManager;
123	welcomerService: WelcomerService = {} as WelcomerService;
124	antiraid: Antiraid = {} as Antiraid;
125	channelLockManager: ChannelLockManager = {} as ChannelLockManager;
126	antijoin: Antijoin = {} as Antijoin;
127	profileFilter: ProfileFilter = {} as ProfileFilter;
128	permissionManager: PermissionManager = {} as PermissionManager;
129	metadata: MetadataService = {} as MetadataService;
130	quickMute: QuickMuteService = {} as QuickMuteService;
131	translator: TranslationService = {} as TranslationService;
132	autoRoleService: AutoRoleService = {} as AutoRoleService;
133	reactionRoleService: ReactionRoleService = {} as ReactionRoleService;
134	afkService: AFKService = {} as AFKService;
135	inviteTracker: InviteTrackerService = {} as InviteTrackerService;
136	ballotManager: BallotManager = {} as BallotManager;
137	fileFilter: FileFilterService = {} as FileFilterService;
138	messageRuleService: MessageRuleService = {} as MessageRuleService;
139	triggerService: TriggerService = {} as TriggerService;
140	aiAutoMod: AIAutoModService = {} as AIAutoModService;
141	extensionService: ExtensionService = {} as ExtensionService;
142	bumpReminder: BumpReminderService = {} as BumpReminderService;
143	logServer: LogServer = {} as LogServer;
144	cooldown: CooldownService = {} as CooldownService;
145	keypressHandler: KeypressHandlerService = {} as KeypressHandlerService;
146	commandPermissionOverwriteManager: CommandPermissionOverwriteManager = {} as CommandPermissionOverwriteManager;
147
148	prisma = new PrismaClient({
149	errorFormat: "pretty",
150	log: developmentMode() ? ["query", "error", "info", "warn"] : ["error", "info", "warn"]
151	});
152
153	server = new Server(this);
154
155	commands = new Collection<string, Command>();
156	emojiMap = new Collection<string, GuildEmoji>();
157	registeredEvents: string[] = [];
158	eventMap = new Map<keyof ClientEvents, Function[]>();
159
160	private static _instance: Client;
161
162	static get instance() {
163	return this._instance;
164	}
165
166	constructor(options: ClientOptions, { services }: { services?: string[] } = {}) {
167	super(options);
168	Client._instance = this;
169
170	if (services) {
171	this.services = services;
172	}
173	}
174
175	async boot() {
176	await this.serviceManager.loadServices();
177	await this.extensionService.bootUp();
178	}
179
180	async fetchUserSafe(user: UserResolvable) {
181	try {
182	return await this.users.fetch(user);
183	} catch (e) {
184	logError(e);
185	return null;
186	}
187	}
188
189	async loadCommands(
190	directory = this.commandsDirectory,
191	metadataLoader?: Function,
192	filter?: (path: string, name: string, info: Stats) => Awaitable<boolean>
193	) {
194	const files = await fs.readdir(directory);
195	const includeOnly = process.env.COMMANDS?.split(",");
196
197	for (const file of files) {
198	const filePath = path.join(directory, file);
199	const info = await fs.lstat(filePath);
200	const isDirectory = info.isDirectory();
201
202	if (isDirectory) {
203	await this.loadCommands(filePath, metadataLoader, filter);
204	continue;
205	}
206
207	if ((!file.endsWith(".ts") && !file.endsWith(".js")) \|\| file.endsWith(".d.ts")) {
208	continue;
209	}
210
211	if (includeOnly && !includeOnly.includes(file.replace(/\.(ts\|js)/gi, ""))) {
212	continue;
213	}
214
215	if (filter !== undefined && !(await filter(filePath, file, info))) {
216	continue;
217	}
218
219	await this.loadCommand(filePath, metadataLoader);
220	}
221	}
222
223	async loadCommand(filePath: string, metadataLoader?: Function) {
224	const { default: CommandClass }: { default: new (client: Client) => Command } = await import(filePath);
225	const command = new CommandClass(this);
226	command.group = basename(dirname(filePath));
227	this.commands.set(command.name, command);
228
229	for (const alias of command.aliases) {
230	this.commands.set(alias, command);
231	}
232
233	if (!metadataLoader) {
234	this.loadEventListenersFromMetadata(CommandClass, command);
235	} else {
236	metadataLoader(CommandClass, command);
237	log("Custom metadata loader found");
238	}
239
240	logInfo("Loaded command: ", command.name);
241	}
242
243	async loadEvents(directory = this.eventsDirectory) {
244	const files = await fs.readdir(directory);
245
246	for (const file of files) {
247	const filePath = path.join(directory, file);
248	const isDirectory = (await fs.lstat(filePath)).isDirectory();
249
250	if (isDirectory) {
251	await this.loadEvents(filePath);
252	continue;
253	}
254
255	if ((!file.endsWith(".ts") && !file.endsWith(".js")) \|\| file.endsWith(".d.ts")) {
256	continue;
257	}
258
259	await this.loadEvent(filePath, true);
260	}
261	}
262
263	async loadEvent(filePath: string, addToList = false) {
264	const { default: Event } = await import(filePath);
265	const event = new Event(this);
266	this.on(event.name, event.execute.bind(event));
267
268	if (addToList) {
269	this.registeredEvents.push(event.name);
270	}
271	}
272
273	private supressErrorMessagesHandler(suppressErrors: SuppressErrorsMetadata, e: unknown) {
274	if (suppressErrors.mode === "log") {
275	logError(e);
276	} else if (suppressErrors.mode === "disabled") {
277	throw e;
278	}
279	}
280
281	loadEventListenersFromMetadata<I extends Object = Object>(Class: I["constructor"], instance?: I) {
282	const metadata: { event: keyof ClientEvents; handler: Function; methodName: string }[] \| undefined = Reflect.getMetadata(
283	"event_listeners",
284	Class.prototype
285	);
286
287	if (metadata) {
288	for (const data of metadata) {
289	const callback = instance ? data.handler.bind(instance) : data.handler;
290	const suppressErrors: SuppressErrorsMetadata \| undefined = Reflect.getMetadata(
291	"supress_errors",
292	Class.prototype,
293	data.methodName
294	);
295
296	this.addEventListener(
297	data.event,
298	suppressErrors
299	? (...args: any[]) => {
300	try {
301	const ret = callback(...args);
302
303	if (ret instanceof Promise) ret.catch(e => this.supressErrorMessagesHandler(suppressErrors, e));
304
305	return ret;
306	} catch (e) {
307	this.supressErrorMessagesHandler(suppressErrors, e);
308	}
309	}
310	: callback
311	);
312	}
313	}
314	}
315
316	addEventListener<K extends keyof ClientEvents>(event: K, callback: (...args: ClientEvents[K]) => any) {
317	const handlers = this.eventMap.get(event) ?? [];
318
319	if (!this.eventMap.has(event) && !CustomEvents.includes(event)) {
320	this.on(event as any, (...args: any[]) => this.fireEvent(event, ...args));
321	log("Registered parent handler for event: ", event);
322	}
323
324	handlers.push(callback);
325	this.eventMap.set(event, handlers);
326
327	log("Added event listener for event: ", event);
328	}
329
330	async emitWait<K extends keyof ClientEvents>(eventName: K, ...args: ClientEvents[K]) {
331	const handlers = this.eventMap.get(eventName);
332
333	if (handlers) {
334	for (const handler of handlers) {
335	await handler(...args);
336	}
337	}
338	}
339
340	async getHomeGuild() {
341	const id = process.env.HOME_GUILD_ID;
342
343	if (!id) {
344	logError(
345	"Environment variable `HOME_GUILD_ID` is not set. The bot can't work without it. Please follow the setup guide in the bot documentation."
346	);
347	process.exit(-1);
348	}
349
350	try {
351	return this.guilds.cache.get(id) \|\| (await this.guilds.fetch(id));
352	} catch (e) {
353	logError(e);
354	logError("Error fetching home guild: make sure the ID inside `HOME_GUILD_ID` environment variable is correct.");
355	process.exit(-1);
356	}
357	}
358
359	fireEvent(name: keyof ClientEvents, ...args: any[]) {
360	const handlers = this.eventMap.get(name);
361
362	if (handlers) {
363	for (const handler of handlers) {
364	handler(...args);
365	}
366	}
367	}
368	}