discordeno/plugins/permissions/src/channels/threads/removeThreadMember.ts

import { BotWithCache, ChannelTypes } from "../../../deps.ts";
import { requireBotChannelPermissions } from "../../permissions.ts";

export default function removeThreadMember(bot: BotWithCache) {
  const removeThreadMemberOld = bot.helpers.removeThreadMember;

  bot.helpers.removeThreadMember = async function (threadId, userId) {
    if (userId === bot.id) {
      throw new Error(
        "To remove the bot from a thread, you must use bot.helpers.leaveThread()",
      );
    }

    const channel = bot.channels.get(threadId);

    if (channel) {
      if (channel.archived) {
        throw new Error(
          "Cannot remove user from thread if thread is archived.",
        );
      }

      if (
        !(bot.id === channel.ownerId &&
          channel.type === ChannelTypes.GuildPrivateThread)
      ) {
        await requireBotChannelPermissions(bot, channel, ["MANAGE_MESSAGES"]);
      }
    }

    return removeThreadMemberOld(threadId, userId);
  };
}