Function sendPrizeToWinner

lottery/lottery.ts:584–619

(client: TelegramClient, winner: any, prizeText: string, lottery: any)

      `🎉 <b>恭喜中奖!</b>\n\n` +
      `🏆 <b>活动名称:</b> ${htmlEscape(lottery.title)}\n` +
      `🎁 <b>奖品内容:</b> ${htmlEscape(prizeText)}\n\n` +
      `📝 <b>中奖详情:</b>\n` +
      `• 活动: ${htmlEscape(lottery.title)}\n` +
      `• 中奖用户: ${htmlEscape(displayName)}\n` +
      `• 中奖时间: ${new Date().toLocaleString("zh-CN", { timeZone: "Asia/Shanghai" })}\n\n` +
      `🎊 <b>感谢您的参与，祝您好运!</b>\n` +
      `💡 <b>提示:</b> 如有疑问请联系活动发起者`;

    await client.sendMessage(winner.user_id, {
      message: prizeMessage,
      parseMode: "html",
    });

    // Update status to sent
    const updateStmt = db.prepare(`
      UPDATE lottery_winners 
      SET status = ?, claimed_at = ? 
      WHERE lottery_id = ? AND user_id = ?
    `);
    updateStmt.run(PrizeStatus.SENT, Date.now(), lottery.id, String(winner.user_id));

    console.log(`Prize sent to user ${winner.user_id} (${displayName})`);
    return true;
  } catch (error) {
    console.error(`Failed to send prize to user ${winner.user_id}:`, error);
    return false;
  }
}

// Format user line for display
function formatUserLine(uid: number, userObj?: any): string {
  let displayName = "";
  let username = "";
  
  if (userObj) {
    if (userObj.firstName && userObj.lastName) {
      displayName = `${userObj.firstName} ${userObj.lastName}`;
    } else if (userObj.firstName) {
      displayName = userObj.firstName;