utils/structures/BaseCommand.ts

import { ModalSubmitInteraction } from 'discord-modals';
import { PermissionResolvable, AutocompleteInteraction, CommandInteraction, CommandInteractionOption, ContextMenuInteraction, Interaction, Message, MessageEditOptions, MessageOptions, MessagePayload, WebhookEditMessageOptions, SelectMenuInteraction, ButtonInteraction, GuildMember } from 'discord.js';
import DiscordClient from '../../client/Client';
import AutoCompleteOptions from '../../types/AutoCompleteOptions';
import CommandOptions from '../../types/CommandOptions';
import InteractionOptions from '../../types/InteractionOptions';

export default abstract class BaseCommand {
    supportsInteractions: boolean = false;
    supportsLegacy: boolean = true;
    supportsContextMenu: boolean = false;
    coolDown?: number;
    ownerOnly: boolean = false;
    permissions: PermissionResolvable[] = [];

    
    constructor(private name: string, private category: string, private aliases: Array<string>) {
        
    }
    
    getName(): string { 
        return this.name; 
    }
    
    getCategory(): string { 
        return this.category; 
    }
    
    getAliases(): Array<string> { 
        return this.aliases; 
    }
    
    async permissionValidation(client: DiscordClient, member: GuildMember): Promise <boolean> {
        return true;
    }

    async autoComplete(client: DiscordClient, interaction: AutocompleteInteraction, options: AutoCompleteOptions): Promise <void> {

    }

    async default(client: DiscordClient, interaction: Interaction): Promise <void> {
        
    }

    async modalSubmit(client: DiscordClient, interaction: ModalSubmitInteraction): Promise <void> {
        
    }

    async deferReply(msg: Message | CommandInteraction | ContextMenuInteraction, options: MessageOptions | string | MessagePayload | WebhookEditMessageOptions, edit: boolean = false): Promise<Message | CommandInteraction> {
        if (msg instanceof Message) {
            return await msg[edit ? 'edit' : 'reply'](options as (MessageOptions & MessageEditOptions));
        }
        
        return (await msg.editReply(options as string | MessagePayload | WebhookEditMessageOptions)) as Message;
    }

    async perms(client: DiscordClient, message: Message | Interaction) {
        let member: GuildMember | null = null;

        if (message.member && !(message.member instanceof GuildMember)) {
            try {
                member = (await message.guild?.members.fetch(message.member!.user.id)) ?? null;
            }
            catch (e) {
                console.log(e);
                return false;
            }
        }
        else {
            member = message.member;
        }

        for await (let permission of this.permissions) {
            if (!member?.permissions.has(permission, true)) {                
                if (message instanceof Interaction && !message.isRepliable())
                    return; 
    
                await message.reply({
                    embeds: [
                        {
                            description: ":x: You don't have enough permissions to run this command.",
                            color: 0xf14a60
                        }
                    ]
                });
    
                return false;
            }
        }

        if (message instanceof Interaction && !message.isRepliable())
            return; 

        if (!(await this.permissionValidation(client, member!))) {
            await message.reply({
                embeds: [
                    {
                        description: ":x: You don't have enough permissions to run this command.",
                        color: 0xf14a60
                    }
                ]
            });

            return false;
        }

        return true;
    }

    async execute(client: DiscordClient, message: Message | Interaction, options: CommandOptions | InteractionOptions) {
        if (!(await this.perms(client, message))) {
            return;
        } 

        await this.run(client, message, options);
    }

    abstract run(client: DiscordClient, message: Message | Interaction, options: CommandOptions | InteractionOptions): Promise<void>;
}
1	import { ModalSubmitInteraction } from 'discord-modals';
2	import { PermissionResolvable, AutocompleteInteraction, CommandInteraction, CommandInteractionOption, ContextMenuInteraction, Interaction, Message, MessageEditOptions, MessageOptions, MessagePayload, WebhookEditMessageOptions, SelectMenuInteraction, ButtonInteraction, GuildMember } from 'discord.js';
3	import DiscordClient from '../../client/Client';
4	import AutoCompleteOptions from '../../types/AutoCompleteOptions';
5	import CommandOptions from '../../types/CommandOptions';
6	import InteractionOptions from '../../types/InteractionOptions';
7
8	export default abstract class BaseCommand {
9	supportsInteractions: boolean = false;
10	supportsLegacy: boolean = true;
11	supportsContextMenu: boolean = false;
12	coolDown?: number;
13	ownerOnly: boolean = false;
14	permissions: PermissionResolvable[] = [];
15
16
17	constructor(private name: string, private category: string, private aliases: Array<string>) {
18
19	}
20
21	getName(): string {
22	return this.name;
23	}
24
25	getCategory(): string {
26	return this.category;
27	}
28
29	getAliases(): Array<string> {
30	return this.aliases;
31	}
32
33	async permissionValidation(client: DiscordClient, member: GuildMember): Promise <boolean> {
34	return true;
35	}
36
37	async autoComplete(client: DiscordClient, interaction: AutocompleteInteraction, options: AutoCompleteOptions): Promise <void> {
38
39	}
40
41	async default(client: DiscordClient, interaction: Interaction): Promise <void> {
42
43	}
44
45	async modalSubmit(client: DiscordClient, interaction: ModalSubmitInteraction): Promise <void> {
46
47	}
48
49	async deferReply(msg: Message \| CommandInteraction \| ContextMenuInteraction, options: MessageOptions \| string \| MessagePayload \| WebhookEditMessageOptions, edit: boolean = false): Promise<Message \| CommandInteraction> {
50	if (msg instanceof Message) {
51	return await msg[edit ? 'edit' : 'reply'](options as (MessageOptions & MessageEditOptions));
52	}
53
54	return (await msg.editReply(options as string \| MessagePayload \| WebhookEditMessageOptions)) as Message;
55	}
56
57	async perms(client: DiscordClient, message: Message \| Interaction) {
58	let member: GuildMember \| null = null;
59
60	if (message.member && !(message.member instanceof GuildMember)) {
61	try {
62	member = (await message.guild?.members.fetch(message.member!.user.id)) ?? null;
63	}
64	catch (e) {
65	console.log(e);
66	return false;
67	}
68	}
69	else {
70	member = message.member;
71	}
72
73	for await (let permission of this.permissions) {
74	if (!member?.permissions.has(permission, true)) {
75	if (message instanceof Interaction && !message.isRepliable())
76	return;
77
78	await message.reply({
79	embeds: [
80	{
81	description: ":x: You don't have enough permissions to run this command.",
82	color: 0xf14a60
83	}
84	]
85	});
86
87	return false;
88	}
89	}
90
91	if (message instanceof Interaction && !message.isRepliable())
92	return;
93
94	if (!(await this.permissionValidation(client, member!))) {
95	await message.reply({
96	embeds: [
97	{
98	description: ":x: You don't have enough permissions to run this command.",
99	color: 0xf14a60
100	}
101	]
102	});
103
104	return false;
105	}
106
107	return true;
108	}
109
110	async execute(client: DiscordClient, message: Message \| Interaction, options: CommandOptions \| InteractionOptions) {
111	if (!(await this.perms(client, message))) {
112	return;
113	}
114
115	await this.run(client, message, options);
116	}
117
118	abstract run(client: DiscordClient, message: Message \| Interaction, options: CommandOptions \| InteractionOptions): Promise<void>;
119	}