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path: root/packages/gateway/src/commands/delete.ts
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import { Message } from "discord.js";
import { replyWithCleanup } from "../utilities";

export const handleDeleteCommand = async (message: Message) => {
  if (message.author.bot) return;

  if (message.content.toLowerCase().startsWith("uma!delete")) {
    const application = await message.client.application?.fetch();
    const ownerId = application?.owner?.id;

    if (message.author.id !== ownerId) {
      await replyWithCleanup(
        message,
        "❌ Only the server owner can use this command.",
      );

      return;
    }

    const parameters = message.content.split(" ").slice(1);

    if (parameters.length < 1) {
      await replyWithCleanup(
        message,
        "❌ Usage: `uma!delete <message_id> [channel_id] [message_id2] [message_id3] ...`\nExamples:\n- `uma!delete 1234567890123456789` (current channel)\n- `uma!delete 9876543210987654321 1234567890123456789 1111111111111111111` (specific channel, multiple messages)",
      );

      return;
    }

    let targetChannel = null;
    let messageIds: string[] = [];

    if (parameters.length === 1) {
      messageIds = [parameters[0]];
      targetChannel = message.channel;
    } else {
      const channelId = parameters[0];

      messageIds = parameters.slice(1);

      if (!/^\d{17,19}$/.test(channelId)) {
        await message.reply(
          "❌ Invalid channel ID format. Please provide a valid Discord channel ID.",
        );

        return;
      }

      targetChannel = message.client.channels.cache.get(channelId);

      if (!targetChannel || !targetChannel.isTextBased()) {
        await message.reply("❌ Channel not found or is not a text channel.");

        return;
      }
    }

    for (const messageId of messageIds)
      if (!/^\d{17,19}$/.test(messageId)) {
        await message.reply(
          "❌ Invalid message ID format. Please provide valid Discord message IDs.",
        );

        return;
      }

    try {
      let deletedCount = 0;
      let failedCount = 0;

      for (const messageId of messageIds) {
        try {
          const targetMessage = await targetChannel.messages.fetch(messageId);

          await targetMessage.delete();

          deletedCount += 1;
        } catch {
          failedCount += 1;
        }
      }

      await message.delete();

      if (failedCount > 0)
        console.warn(`Failed to delete ${failedCount} out of ${messageIds.length} messages`);
    } catch (error) {
      console.error("Error deleting messages:", error);
      await message.reply(
        "❌ Failed to delete messages. Check bot permissions and try again.",
      );
    }
  }
};