simplify-cord/src/handlers/commands/index.ts

SimplifyCord is an unofficial extension of the 'discord.js' library. Our extension aims to simplify the development of Discord bots, promoting cleaner code and easier maintenance.

import { ApplicationCommandOption, ApplicationCommandType, AutocompleteInteraction, CommandInteraction, UserContextMenuCommandInteraction, MessageContextMenuCommandInteraction } from "discord.js";
import { bootstrapApp } from "../../class/Client";
import chalk from 'chalk';

export const slashCommandHandlers = new Map();

type CommandInteractionType<T> = 
    T extends ApplicationCommandType.ChatInput ? CommandInteraction :
    T extends ApplicationCommandType.User ? UserContextMenuCommandInteraction :
    T extends ApplicationCommandType.Message ? MessageContextMenuCommandInteraction :
    never;

export interface ISlashCommandHandler<T extends ApplicationCommandType = ApplicationCommandType> {
    name: string;
    description?: T extends ApplicationCommandType.ChatInput ? string : undefined;
    type: T;
    options?: ApplicationCommandOption[];
    autocomplete?: (interaction: AutocompleteInteraction) => any,
    run: (client: bootstrapApp, interaction: CommandInteractionType<T>) => any;
}

export default class SlashCommand<T extends ApplicationCommandType> {
    constructor(data: ISlashCommandHandler<T>) {
        if (slashCommandHandlers.has(data.name)) {
            console.log(chalk.yellow(`⚠ Warning: Command "${data.name}" is being registered more than once!`));
            return;
        }
        slashCommandHandlers.set(data.name, data);
    }

    public static loadLogs() {
        for (const [name] of slashCommandHandlers) {
            console.log(chalk.green(`{/} ${chalk.blue.underline(name)} command loaded!`));
        }  
    }
}