discordeno/src/helpers/channels/get_channel.ts

import type { Bot } from "../../bot.ts";
import type { Channel } from "../../types/channels/channel.ts";

/** Fetches a single channel object from the api.
 *
 * ⚠️ **If you need this, you are probably doing something wrong. This is not intended for use. Your channels will be cached in your guild.**
 */
export async function getChannel(bot: Bot, channelId: bigint, addToCache = true) {
  const result = await bot.rest.runMethod<Channel>(bot.rest,"get", bot.constants.endpoints.CHANNEL_BASE(channelId));

  const discordenoChannel = bot.transformers.channel(
      {
        channel: result,
        guildId: result.guildId ? bot.transformers.snowflake(result.guildId) : undefined
      }
  );
  if (addToCache) {
    await bot.cache.channels.set(discordenoChannel.id, discordenoChannel);
  }

  return discordenoChannel;
}