Function lottery

lottery/lottery.ts:1043–1742

(msg: Api.Message)

    // 严格按照acron.ts模式进行参数解析
    const lines = msg.text?.trim()?.split(/\r?\n/g) || [];
    const parts = lines?.[0]?.split(/\s+/) || [];
    const [, ...args] = parts; // 跳过命令本身
    const sub = (args[0] || "").toLowerCase();

    // Get chat ID
    let chatId: string;
    try {
      if (msg.chat?.id) {
        chatId = String(msg.chat.id);
      } else if (msg.peerId) {
        chatId = String(msg.peerId);
      } else if (msg.chatId) {
        chatId = String(msg.chatId);
      } else {
        throw new Error("无法获取聊天ID");
      }
    } catch (error) {
      await msg.edit({
        text: `❌ <b>获取聊天ID失败:</b> ${htmlEscape(String(error))}`,
        parseMode: "html"
      });
      return;
    }

    // 无参数时显示错误提示，不自动显示帮助
    if (!sub) {
      await msg.edit({
        text: `❌ <b>请指定子命令</b>\n\n💡 使用 <code>${mainPrefix}lottery help</code> 查看完整帮助`,
        parseMode: "html"
      });
      return;
    }

    // 明确请求帮助时才显示
    if (sub === "help" || sub === "h") {
      await msg.edit({
        text: help_text,
        parseMode: "html",
        linkPreview: false,
      });
      return;
    }

    if (sub === "init" || sub === "initialize") {
      await msg.edit({
        text: "🔄 <b>正在初始化数据库...</b>",
        parseMode: "html"
      });

      try {
        // Recreate lottery_winners table with correct schema
        db.exec(`DROP TABLE IF EXISTS lottery_winners;`);
        db.exec(`
          CREATE TABLE lottery_winners (
            id INTEGER PRIMARY KEY AUTOINCREMENT,
            lottery_id INTEGER NOT NULL,
            user_id TEXT NOT NULL,
            username TEXT,