Artivain/artibot

import { Collection, CommandInteraction, InteractionType } from "discord.js";
import Artibot from "../index.js";
import log from "../logger.js";
import { Module, SlashCommand } from "../modules.js";

export const name = "interactionCreate";

/** Slash command listener*/
export async function execute(interaction: CommandInteraction, artibot: Artibot): Promise<void> {
    const { localizer, modules } = artibot;

    // Checks if the interaction is a command
    if (interaction.type !== InteractionType.ApplicationCommand) return;

    const command: SlashCommand | void = findCommand(interaction.commandName, modules);

    // If the interaction is not a command in cache.
    if (!command) return;

    // A try to executes the interaction.
    try {
        await command.execute(interaction, artibot);
    } catch (err) {
        log("SlashHandler", (err as Error).message, "warn", true);
        try {
            await interaction.reply({
                content: localizer._("An error occured while executing this command."),
                ephemeral: true
            });
        } catch (err) {
            log("SlashHandler", localizer._("Additionally, an error occured when sending the error message to the user. Maybe the interaction already has been replied to."), "warn", true);
        }
    }
}

function findCommand(name: string, modules: Collection<string, Module>): SlashCommand | void {
    for (const [, module] of modules) {
        for (const part of module.parts) {
            if ((part instanceof SlashCommand) && part.data.name == name) return part;
        }
    }
}