src/services/CommandManager.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 { ChatInputCommandInteraction, ContextMenuCommandInteraction, Message } from "discord.js";
import { CommandMessage } from "../core/Command";
import Service from "../core/Service";
import { log, logError, logWarn } from "../utils/logger";
import { GuildConfig } from "./ConfigManager";

export const name = "commandManager";

export interface CommandContext {
    isLegacy: boolean;
    config: GuildConfig;
}

export interface LegacyCommandContext extends CommandContext {
    isLegacy: true;
    isContextMenu: false;
    argv: string[];
    args: string[];
    parsedArgs: any[];
    parsedNamedArgs: Record<string, any>;
    prefix: string;
    has(arg: string): boolean;
}

export interface ChatInputCommandContext extends CommandContext {
    isLegacy: false;
    isContextMenu: false;
    options: ChatInputCommandInteraction["options"];
    commandName: string;
}

export interface ContextMenuCommandContext extends CommandContext {
    isLegacy: false;
    isContextMenu: true;
    options: ContextMenuCommandInteraction["options"];
    commandName: string;
}

export default class CommandManager extends Service {
    public async runCommandFromMessage(message: Message, checkOnly = false, wait: boolean = false) {
        if (!message.content) return;

        const config = this.client.configManager.config[message.guildId!];

        if (!config) {
            logWarn("This guild is not configured: ", message.guildId!);
            return;
        }

        const prefixes = [config.prefix];
        let foundPrefix: string | undefined = undefined;

        if (this.client.configManager.systemConfig.commands.mention_prefix && config.commands.mention_prefix) {
            prefixes.push(`<@${this.client.user!.id}>`, `<@!${this.client.user!.id}>`);
        }

        for (const prefix of prefixes) {
            if (message.content.startsWith(prefix)) {
                foundPrefix = prefix;
                break;
            }
        }

        if (!foundPrefix) {
            return;
        }

        const commandText = message.content.substring(foundPrefix.length).trimStart();
        const [commandName, ...commandArguments] = commandText.split(/ +/);

        const command = this.client.commands.get(commandName);

        if (!command) {
            log("Command not found, trying to find a snippet");
            return await this.client.snippetManager.onMessageCreate(message, commandName);
        }

        if (!command.supportsLegacy) {
            log("This command does not support legacy mode");
            return;
        }

        const context = {
            isLegacy: true,
            argv: [commandName, ...commandArguments],
            args: commandArguments,
            config,
            parsedArgs: [],
            parsedNamedArgs: {},
            isContextMenu: false,
            prefix: foundPrefix,
            has(arg: string) {
                return this.args.includes(arg);
            }
        } satisfies LegacyCommandContext;

        const handlerObject = {
            _stopped: false,
            stopCommandExecution() {
                this._stopped = true;
            }
        };

        await this.client.emitWait("command", command.name, handlerObject, command, message, context);
        await Promise.resolve();

        if (handlerObject._stopped) {
            return;
        }

        return new Promise<boolean | null>((resolve, reject) => {
            command
                .run({
                    context,
                    checkOnly,
                    message,
                    onAbort: wait ? () => resolve(null) : undefined
                })
                .then(result => {
                    if (result && typeof result === "object" && "__reply" in result && result.__reply === true) {
                        message.reply(result as any).catch(console.error);
                    }
                    if (wait) {
                        resolve(true);
                    }
                })
                .catch(e => {
                    logError(e);
                    reject(e);
                });

            if (!wait) {
                resolve(true);
            }
        });
    }

    public async runCommandFromCommandInteraction(interaction: Exclude<CommandMessage, Message>, checkOnly = false) {
        const config = this.client.configManager.config[interaction.guildId!];

        if (!config) {
            logWarn("This guild is not configured: ", interaction.guildId!);
            return;
        }

        const { commandName } = interaction;
        const command = this.client.commands.get(commandName);

        if (!command) {
            return false;
        }

        if (!command.supportsInteractions) {
            log("This command does not support application command mode");
            return;
        }

        const context = {
            isLegacy: false,
            config,
            options: interaction.options,
            isContextMenu: interaction.isContextMenuCommand(),
            commandName
        } as ContextMenuCommandContext | ChatInputCommandContext;

        const handlerObject = {
            _stopped: false,
            stopCommandExecution() {
                this._stopped = true;
            }
        };

        await this.client.emitWait("command", command.name, handlerObject, command, interaction, context);
        await Promise.resolve();

        if (handlerObject._stopped) {
            return;
        }

        command
            .run({
                message: interaction,
                context,
                checkOnly
            })
            .then(result => {
                if (result && typeof result === "object" && "__reply" in result && result.__reply === true) {
                    interaction.reply(result as any).catch(console.error);
                }
            })
            .catch(logError);
    }
}
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 { ChatInputCommandInteraction, ContextMenuCommandInteraction, Message } from "discord.js";
21	import { CommandMessage } from "../core/Command";
22	import Service from "../core/Service";
23	import { log, logError, logWarn } from "../utils/logger";
24	import { GuildConfig } from "./ConfigManager";
25
26	export const name = "commandManager";
27
28	export interface CommandContext {
29	isLegacy: boolean;
30	config: GuildConfig;
31	}
32
33	export interface LegacyCommandContext extends CommandContext {
34	isLegacy: true;
35	isContextMenu: false;
36	argv: string[];
37	args: string[];
38	parsedArgs: any[];
39	parsedNamedArgs: Record<string, any>;
40	prefix: string;
41	has(arg: string): boolean;
42	}
43
44	export interface ChatInputCommandContext extends CommandContext {
45	isLegacy: false;
46	isContextMenu: false;
47	options: ChatInputCommandInteraction["options"];
48	commandName: string;
49	}
50
51	export interface ContextMenuCommandContext extends CommandContext {
52	isLegacy: false;
53	isContextMenu: true;
54	options: ContextMenuCommandInteraction["options"];
55	commandName: string;
56	}
57
58	export default class CommandManager extends Service {
59	public async runCommandFromMessage(message: Message, checkOnly = false, wait: boolean = false) {
60	if (!message.content) return;
61
62	const config = this.client.configManager.config[message.guildId!];
63
64	if (!config) {
65	logWarn("This guild is not configured: ", message.guildId!);
66	return;
67	}
68
69	const prefixes = [config.prefix];
70	let foundPrefix: string \| undefined = undefined;
71
72	if (this.client.configManager.systemConfig.commands.mention_prefix && config.commands.mention_prefix) {
73	prefixes.push(`<@${this.client.user!.id}>`, `<@!${this.client.user!.id}>`);
74	}
75
76	for (const prefix of prefixes) {
77	if (message.content.startsWith(prefix)) {
78	foundPrefix = prefix;
79	break;
80	}
81	}
82
83	if (!foundPrefix) {
84	return;
85	}
86
87	const commandText = message.content.substring(foundPrefix.length).trimStart();
88	const [commandName, ...commandArguments] = commandText.split(/ +/);
89
90	const command = this.client.commands.get(commandName);
91
92	if (!command) {
93	log("Command not found, trying to find a snippet");
94	return await this.client.snippetManager.onMessageCreate(message, commandName);
95	}
96
97	if (!command.supportsLegacy) {
98	log("This command does not support legacy mode");
99	return;
100	}
101
102	const context = {
103	isLegacy: true,
104	argv: [commandName, ...commandArguments],
105	args: commandArguments,
106	config,
107	parsedArgs: [],
108	parsedNamedArgs: {},
109	isContextMenu: false,
110	prefix: foundPrefix,
111	has(arg: string) {
112	return this.args.includes(arg);
113	}
114	} satisfies LegacyCommandContext;
115
116	const handlerObject = {
117	_stopped: false,
118	stopCommandExecution() {
119	this._stopped = true;
120	}
121	};
122
123	await this.client.emitWait("command", command.name, handlerObject, command, message, context);
124	await Promise.resolve();
125
126	if (handlerObject._stopped) {
127	return;
128	}
129
130	return new Promise<boolean \| null>((resolve, reject) => {
131	command
132	.run({
133	context,
134	checkOnly,
135	message,
136	onAbort: wait ? () => resolve(null) : undefined
137	})
138	.then(result => {
139	if (result && typeof result === "object" && "__reply" in result && result.__reply === true) {
140	message.reply(result as any).catch(console.error);
141	}
142	if (wait) {
143	resolve(true);
144	}
145	})
146	.catch(e => {
147	logError(e);
148	reject(e);
149	});
150
151	if (!wait) {
152	resolve(true);
153	}
154	});
155	}
156
157	public async runCommandFromCommandInteraction(interaction: Exclude<CommandMessage, Message>, checkOnly = false) {
158	const config = this.client.configManager.config[interaction.guildId!];
159
160	if (!config) {
161	logWarn("This guild is not configured: ", interaction.guildId!);
162	return;
163	}
164
165	const { commandName } = interaction;
166	const command = this.client.commands.get(commandName);
167
168	if (!command) {
169	return false;
170	}
171
172	if (!command.supportsInteractions) {
173	log("This command does not support application command mode");
174	return;
175	}
176
177	const context = {
178	isLegacy: false,
179	config,
180	options: interaction.options,
181	isContextMenu: interaction.isContextMenuCommand(),
182	commandName
183	} as ContextMenuCommandContext \| ChatInputCommandContext;
184
185	const handlerObject = {
186	_stopped: false,
187	stopCommandExecution() {
188	this._stopped = true;
189	}
190	};
191
192	await this.client.emitWait("command", command.name, handlerObject, command, interaction, context);
193	await Promise.resolve();
194
195	if (handlerObject._stopped) {
196	return;
197	}
198
199	command
200	.run({
201	message: interaction,
202	context,
203	checkOnly
204	})
205	.then(result => {
206	if (result && typeof result === "object" && "__reply" in result && result.__reply === true) {
207	interaction.reply(result as any).catch(console.error);
208	}
209	})
210	.catch(logError);
211	}
212	}