Function bd

bulk_delete/bulk_delete.ts:56–247

(msg: Api.Message)

/**
 * 批量向下删除插件
 * 1. 回复一条消息并输入 .bd 来删除从该消息到当前指令之间的所有消息。
 * 2. 输入 .bd <数字> 来删除自己最近的 <数字> 条消息 (最多99条)。
 * 3. 输入 .bd on/off 来切换删除他人消息的权限。
 */
const bd = async (msg: Api.Message) => {
  const client = (msg as any).client;
  if (!client) return;

  const chatId = msg.chatId;
  const me = await safeGetMe(client);
           if (!me) return;
  const userId = me.id.toString();

  // --- 处理开关命令 ---
  const args = msg.message?.split(" ") || [];
  const subCommand = args[1]?.toLowerCase();

  if (subCommand === "on" || subCommand === "off") {
    const canDeleteOthers = subCommand === "on";
    // 持久化保存设置
    await saveUserSetting(userId, canDeleteOthers);
    const status = canDeleteOthers ? "开启" : "关闭";
    const feedbackMsg = await client.sendMessage(chatId, {
      message: `✅ 已${status}删除他人消息权限。`,
    });
    scheduleTimer(async () => {
      await client.deleteMessages(chatId, [feedbackMsg.id, msg.id], {
        revoke: true,
      });
    }, 2000);
    return;
  }

  // --- 1. 处理非回复消息的情况 ---
  if (!msg.replyTo) {
    const numArgStr = args[1] || "";
    const numArg = parseInt(numArgStr, 10);

    // A. 如果是 .bd <数字>
    if (!isNaN(numArg) && numArg > 0 && numArg <= 99) {
      const messagesToDelete: number[] = [msg.id]; // 包含指令本身
      let count = 0;

      // 获取最近的消息
      const recentMessages = await safeGetMessages(client, chatId, { limit: 100 });
      const filteredMessages = recentMessages.filter((m: Api.Message) => {
        return m.senderId?.equals(me.id) && m.id !== msg.id;
      });

      for (let i = 0; i < Math.min(numArg, filteredMessages.length); i++) {
        messagesToDelete.push(filteredMessages[i].id);
        count++;
      }

      // 执行删除
      if (count > 0) {
        await client.deleteMessages(chatId, messagesToDelete, {