src/services/ChannelLockManager.ts

import { GuildChannel, PermissionString, Role, RoleResolvable, User } from "discord.js";
import MessageEmbed from "../client/MessageEmbed";
import ChannelLock from "../models/ChannelLock";
import Service from "../utils/structures/Service";

export interface ChannelLockOptions {
    reason?: string;
    sendConfirmation?: boolean;
    force?: boolean;
    role?: RoleResolvable;
}

export default class ChannelLockManager extends Service {
    async lock(channel: GuildChannel, user: User, { reason, sendConfirmation, role }: ChannelLockOptions = {}) {
        const lockRole = role ? (role instanceof Role ? role.id : role) : channel.guild.id;

        const channelLock = await ChannelLock.findOne({
            where: {
                channel_id: channel.id,
                guild_id: channel.guild.id,
                role_id: lockRole
            }
        });

        if (channelLock) {
            return false;
        }

        const permissions = channel.permissionOverwrites.cache.get(lockRole);
        
        if (permissions) {
            const permJson = {
                allow: permissions.allow.toArray(),
                deny: permissions.deny.toArray(),
            };

            console.log(permJson);

            await ChannelLock.create({
                user_id: user.id,
                guild_id: channel.guild.id,
                channel_id: channel.id,
                reason,
                previous_perms: permJson,
                role_id: lockRole
            });
        }

        await channel.permissionOverwrites.edit(lockRole, {
            SEND_MESSAGES: false,
            SEND_MESSAGES_IN_THREADS: false,
            ADD_REACTIONS: false,
            REQUEST_TO_SPEAK: false,
            SPEAK: false,
        }, { reason });

        if (sendConfirmation && channel.isText()) {
            await channel.send({
                embeds: [
                    new MessageEmbed({
                        color: 0x007bff,
                        description: `:lock: This channel has been locked.`,
                        fields: reason ? [
                            {
                                name: 'Reason',
                                value: reason + ''
                            }
                        ] : [],
                        footer: { text: 'Locked' }
                    })
                    .setTimestamp()
                ]
            });
        }

        return true;
    }

    async unlock(channel: GuildChannel, { reason, sendConfirmation, force, role }: ChannelLockOptions = {}) {
        const lockRole = role ? (role instanceof Role ? role.id : role) : channel.guild.id;

        const channelLock = await ChannelLock.findOne({
            where: {
                channel_id: channel.id,
                guild_id: channel.guild.id,
                role_id: lockRole
            }
        });

        if (!channelLock) {
            return false;
        }

        const permissions = channelLock?.get('previous_perms') as { allow: PermissionString[], deny: PermissionString[] };

        if (!permissions && !force) {
            return false;
        }

        const transform = (key: PermissionString) => {
            if (!permissions) {
                return force ? true : undefined;
            }

            if (permissions.allow.includes(key) && !permissions.deny.includes(key)) {
                return true;
            }
            else if (!permissions.allow.includes(key) && permissions.deny.includes(key)) {
                return false;
            }
            else {
                return null;
            }
        };

        await channel.permissionOverwrites.edit(lockRole, {
            SEND_MESSAGES: transform('SEND_MESSAGES'),
            SEND_MESSAGES_IN_THREADS: transform('SEND_MESSAGES_IN_THREADS'),
            ADD_REACTIONS: transform('ADD_REACTIONS'),
            REQUEST_TO_SPEAK: transform('REQUEST_TO_SPEAK'),
            SPEAK: transform('SPEAK'),
        }, { reason });

        await channelLock?.destroy();

        if (sendConfirmation && channel.isText()) {
            await channel.send({
                embeds: [
                    new MessageEmbed({
                        color: 0x007bff,
                        description: `:closed_lock_with_key: This channel has been unlocked.`,
                        fields: reason ? [
                            {
                                name: 'Reason',
                                value: reason + ''
                            }
                        ] : [],
                        footer: { text: 'Unlocked' }
                    })
                    .setTimestamp()
                ]
            });
        }

        return true;
    }

    lockAll(channels: GuildChannel[], user: User, options: ChannelLockOptions = {}) {
        return Promise.all(channels.map(c => this.lock(c, user, options)));
    }

    unlockAll(channels: GuildChannel[], options: ChannelLockOptions = {}) {
        return Promise.all(channels.map(c => this.unlock(c, options)));
    }
}
1	import { GuildChannel, PermissionString, Role, RoleResolvable, User } from "discord.js";
2	import MessageEmbed from "../client/MessageEmbed";
3	import ChannelLock from "../models/ChannelLock";
4	import Service from "../utils/structures/Service";
5
6	export interface ChannelLockOptions {
7	reason?: string;
8	sendConfirmation?: boolean;
9	force?: boolean;
10	role?: RoleResolvable;
11	}
12
13	export default class ChannelLockManager extends Service {
14	async lock(channel: GuildChannel, user: User, { reason, sendConfirmation, role }: ChannelLockOptions = {}) {
15	const lockRole = role ? (role instanceof Role ? role.id : role) : channel.guild.id;
16
17	const channelLock = await ChannelLock.findOne({
18	where: {
19	channel_id: channel.id,
20	guild_id: channel.guild.id,
21	role_id: lockRole
22	}
23	});
24
25	if (channelLock) {
26	return false;
27	}
28
29	const permissions = channel.permissionOverwrites.cache.get(lockRole);
30
31	if (permissions) {
32	const permJson = {
33	allow: permissions.allow.toArray(),
34	deny: permissions.deny.toArray(),
35	};
36
37	console.log(permJson);
38
39	await ChannelLock.create({
40	user_id: user.id,
41	guild_id: channel.guild.id,
42	channel_id: channel.id,
43	reason,
44	previous_perms: permJson,
45	role_id: lockRole
46	});
47	}
48
49	await channel.permissionOverwrites.edit(lockRole, {
50	SEND_MESSAGES: false,
51	SEND_MESSAGES_IN_THREADS: false,
52	ADD_REACTIONS: false,
53	REQUEST_TO_SPEAK: false,
54	SPEAK: false,
55	}, { reason });
56
57	if (sendConfirmation && channel.isText()) {
58	await channel.send({
59	embeds: [
60	new MessageEmbed({
61	color: 0x007bff,
62	description: `:lock: This channel has been locked.`,
63	fields: reason ? [
64	{
65	name: 'Reason',
66	value: reason + ''
67	}
68	] : [],
69	footer: { text: 'Locked' }
70	})
71	.setTimestamp()
72	]
73	});
74	}
75
76	return true;
77	}
78
79	async unlock(channel: GuildChannel, { reason, sendConfirmation, force, role }: ChannelLockOptions = {}) {
80	const lockRole = role ? (role instanceof Role ? role.id : role) : channel.guild.id;
81
82	const channelLock = await ChannelLock.findOne({
83	where: {
84	channel_id: channel.id,
85	guild_id: channel.guild.id,
86	role_id: lockRole
87	}
88	});
89
90	if (!channelLock) {
91	return false;
92	}
93
94	const permissions = channelLock?.get('previous_perms') as { allow: PermissionString[], deny: PermissionString[] };
95
96	if (!permissions && !force) {
97	return false;
98	}
99
100	const transform = (key: PermissionString) => {
101	if (!permissions) {
102	return force ? true : undefined;
103	}
104
105	if (permissions.allow.includes(key) && !permissions.deny.includes(key)) {
106	return true;
107	}
108	else if (!permissions.allow.includes(key) && permissions.deny.includes(key)) {
109	return false;
110	}
111	else {
112	return null;
113	}
114	};
115
116	await channel.permissionOverwrites.edit(lockRole, {
117	SEND_MESSAGES: transform('SEND_MESSAGES'),
118	SEND_MESSAGES_IN_THREADS: transform('SEND_MESSAGES_IN_THREADS'),
119	ADD_REACTIONS: transform('ADD_REACTIONS'),
120	REQUEST_TO_SPEAK: transform('REQUEST_TO_SPEAK'),
121	SPEAK: transform('SPEAK'),
122	}, { reason });
123
124	await channelLock?.destroy();
125
126	if (sendConfirmation && channel.isText()) {
127	await channel.send({
128	embeds: [
129	new MessageEmbed({
130	color: 0x007bff,
131	description: `:closed_lock_with_key: This channel has been unlocked.`,
132	fields: reason ? [
133	{
134	name: 'Reason',
135	value: reason + ''
136	}
137	] : [],
138	footer: { text: 'Unlocked' }
139	})
140	.setTimestamp()
141	]
142	});
143	}
144
145	return true;
146	}
147
148	lockAll(channels: GuildChannel[], user: User, options: ChannelLockOptions = {}) {
149	return Promise.all(channels.map(c => this.lock(c, user, options)));
150	}
151
152	unlockAll(channels: GuildChannel[], options: ChannelLockOptions = {}) {
153	return Promise.all(channels.map(c => this.unlock(c, options)));
154	}
155	}