import { container } from "@sapphire/framework";
import { ChannelType } from "discord.js";

export async function getTextChannel(id: string, mustBeSendable = true) {
	const channel = await container.client.channels.fetch(id);
	if (!channel) throw new Error(`Channel not found: ${id}`);
	if (!channel.isTextBased()) throw new Error(`Channel is not text-based: ${id}`);

	if (!mustBeSendable) return channel;
	if (!channel.isSendable()) throw new Error(`Channel is not sendable: ${id}`);

	return channel;
}

export async function getCategory(id: string) {
	const channel = await container.client.channels.fetch(id);
	if (!channel) throw new Error(`Category not found: ${id}`);
	if (channel.type !== ChannelType.GuildCategory)
		throw new Error(`Channel is not a category: ${id}`);

	return channel;
}