lucky_bot/magic_server/apis/redpacket/grab.go

package redpacket

import (
	"app/commons/constant"
	"fmt"
	"github.com/gin-gonic/gin"
)

// GrabRedPacket 抢红包
func (s *Server) GrabRedPacket(ctx *gin.Context) {
	c := s.FromContext(ctx)

	type request struct {
		PacketNo         string `json:"packetNo" binding:"required"`         // 红包编号
		TelegramId       int64  `json:"telegramId" binding:"required"`       // Telegram用户ID
		TelegramUsername string `json:"telegramUsername"`                    // Telegram用户名
	}

	req := new(request)
	if err := c.ShouldBindBodyWithJSON(req); err != nil {
		c.Fail(constant.ErrorParams)
		return
	}

	// 抢红包
	record, err := s.RedPacketService.GrabRedPacket(
		req.PacketNo,
		c.UserId(),
		req.TelegramId,
		req.TelegramUsername,
	)

	if err != nil {
		c.Fail(err.Error())
		return
	}

	c.Resp(gin.H{
		"amount":   record.Amount,
		"sequence": record.Sequence,
		"message":  fmt.Sprintf("恭喜你抢到 %s VND！", record.Amount.String()),
	})
}