package telegram

import (
	"app/commons/core"
	"app/commons/services"
	"fmt"
	tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api/v5"
	"strings"
)

// handleCallbackQuery 处理回调查询
func handleCallbackQuery(callback *tgbotapi.CallbackQuery) {
	data := callback.Data

	// 处理抢红包
	if strings.HasPrefix(data, "grab_") {
		packetNo := strings.TrimPrefix(data, "grab_")
		grabRedPacket(callback, packetNo)
		return
	}

	// 其他回调
	answerCallback(callback.ID, "未知操作")
}

// grabRedPacket 抢红包
func grabRedPacket(callback *tgbotapi.CallbackQuery, packetNo string) {
	telegramID := callback.From.ID
	username := callback.From.UserName

	// 检查绑定状态
	bindService := &services.TgBindService{}
	bound, userId := bindService.IsUserBound(telegramID, username)

	if !bound {
		answerCallback(callback.ID, "⚠️ 请先绑定账户！私聊我发送 /bind")
		// 私聊发送绑定提示
		sendTextMessage(telegramID, "⚠️ 您尚未绑定平台账户，无法抢红包。\n\n请发送 /bind 获取绑定链接。")
		core.Log.Infof("抢红包 - 用户: %s, 红包: %s, 结果: 未绑定", username, packetNo)
		return
	}

	// 用真实 userId 抢红包
	redPacketService := &services.RedPacketService{}
	record, err := redPacketService.GrabRedPacket(
		packetNo,
		userId,
		telegramID,
		username,
	)

	if err != nil {
		answerCallback(callback.ID, err.Error())
		core.Log.Infof("抢红包 - 用户: %s(userId:%d), 红包: %s, 结果: %s",
			username, userId, packetNo, err.Error())
		return
	}

	// 抢到红包
	amount := record.Amount.InexactFloat64()
	answerCallback(callback.ID, fmt.Sprintf("🎉 恭喜抢到 %.2f VND！", amount))

	// 从数据库查询完整的红包信息和所有领取记录，构建实时消息
	packet, records, _ := redPacketService.GetRedPacketDetail(packetNo)
	if packet == nil {
		return
	}

	// 构建红包头部信息
	var packetTypeText string
	if packet.PacketType == 1 {
		packetTypeText = "普通红包"
	} else {
		packetTypeText = "手气红包"
	}
	editText := fmt.Sprintf("🧧 红包\n💰 %s\n\n总金额: %.2f VND | 个数: %d | %s",
		packet.BlessingWords,
		packet.TotalAmount.InexactFloat64(),
		packet.TotalCount,
		packetTypeText)

	// 追加每个人的领取记录
	editText += fmt.Sprintf("\n\n📋 领取明细 (%d/%d):", packet.GrabbedCount, packet.TotalCount)
	for _, r := range records {
		displayName := r.TelegramUsername
		if displayName != "" {
			displayName = "@" + displayName
		} else {
			displayName = fmt.Sprintf("用户%d", r.TelegramId)
		}
		editText += fmt.Sprintf("\n✅ %s — %.2f VND", displayName, r.Amount.InexactFloat64())
	}

	// 根据剩余情况决定是否保留按钮
	if packet.RemainCount > 0 {
		keyboard := tgbotapi.NewInlineKeyboardMarkup(
			tgbotapi.NewInlineKeyboardRow(
				tgbotapi.NewInlineKeyboardButtonData(
					fmt.Sprintf("🎁 抢红包 (%d/%d)", packet.GrabbedCount, packet.TotalCount),
					fmt.Sprintf("grab_%s", packetNo),
				),
			),
		)
		editMessageWithKeyboard(callback.Message.Chat.ID, callback.Message.MessageID, editText, keyboard)
	} else {
		editText += "\n\n🎊 红包已抢完！"
		editMessage(callback.Message.Chat.ID, callback.Message.MessageID, editText)
	}

	core.Log.Infof("抢红包 - 用户: %s(userId:%d), 红包: %s, 金额: %s, 结果: 成功",
		username, userId, packetNo, record.Amount.String())
}