go_dreamfactory/modules/hero/api_buy.go

package hero

import (
	"go_dreamfactory/comm"
	"go_dreamfactory/pb"
	cfg "go_dreamfactory/sys/configure/structs"
	"go_dreamfactory/utils"
	"math"
)

//参数校验
func (this *apiComp) BuyCheck(session comm.IUserSession, req *pb.HeroBuyReq) (errdata *pb.ErrorData) {
	if req.BuyType == 0 || req.BuyCount == 0 {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_ReqParameterError,
			Title: pb.ErrorCode_ReqParameterError.ToString(),
		}
	}
	return
}

///获取用户商品列表
func (this *apiComp) Buy(session comm.IUserSession, req *pb.HeroBuyReq) (errdata *pb.ErrorData) {
	var (
		err        error
		conf       *cfg.GameShopitemData
		global     *cfg.GameGlobalData
		need       []*cfg.Gameatn
		give       []*cfg.Gameatn
		totalCount int32 // 当前购买的总次数
		update     map[string]interface{}
		price      []int32 // 购买所需的价钱
		totalCost  float64 // 购买打折系数
		udata      *pb.DBUser
		tasks      []*pb.BuriedParam = make([]*pb.BuriedParam, 0)
	)
	update = make(map[string]interface{})
	if errdata = this.BuyCheck(session, req); errdata != nil {
		return
	}
	if udata = this.module.ModuleUser.GetUser(session.GetUserId()); udata == nil {

		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_UserNofound, // 没找到玩家数据
			Title: pb.ErrorCode_UserNofound.ToString(),
		}
		return
	}

	if conf, err = this.module.configure.GetShopItemsConfigureByGroups(req.BuyType, udata); err != nil { // 找配置
		errdata = &pb.ErrorData{
			Code:    pb.ErrorCode_ConfigNoFound,
			Title:   pb.ErrorCode_ConfigNoFound.ToString(),
			Message: err.Error(),
		}
		return
	}

	record, err := this.module.modelRecord.GetHeroRecord(session.GetUserId())
	if err != nil {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_HeroNoExist, // 没找到英雄扩展数据数据
			Title: pb.ErrorCode_HeroNoExist.ToString(),
		}
		return
	}
	global = this.module.ModuleTools.GetGlobalConf()
	for _, v := range conf.Salelist {
		price = append(price, v)
	}
	if req.BuyType == global.DrawCardSupplement1 {
		totalCount = record.Onebuy + req.BuyCount
		update["onebuy"] = totalCount // 记录购买的数据
		// 重新计算价格

	} else if req.BuyType == global.DrawCardSupplement10 {
		totalCount = record.Tenbuy + req.BuyCount
		update["tenbuy"] = totalCount
	} else {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_ReqParameterError,
			Title: pb.ErrorCode_ReqParameterError.ToString(),
		}
		return
	}
	if totalCount > conf.Buymaxnum {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_ShopGoodsIsSoldOut, // 购买达到上限
			Title: pb.ErrorCode_ShopGoodsIsSoldOut.ToString(),
		}
		return
	}

	for i := totalCount - req.BuyCount; i < totalCount; i++ {

		if i >= int32(len(price)) {
			totalCost += float64(price[len(price)-1]) / 1000
			continue
		}
		totalCost += float64(price[i]) / 1000
	}
	need = make([]*cfg.Gameatn, len(conf.Need))
	for i, v := range conf.Need {
		need[i] = &cfg.Gameatn{
			A: v.A,
			T: v.T,
			N: int32(math.Ceil(float64(v.N) * totalCost)),
		}
	}
	// 消耗
	if errdata = this.module.ConsumeRes(session, need, true); errdata != nil {
		return
	}
	give = make([]*cfg.Gameatn, len(conf.Iteminfo))
	for i, v := range conf.Iteminfo {
		give[i] = &cfg.Gameatn{
			A: v.A,
			T: v.T,
			N: v.N * req.BuyCount,
		}
	}
	// 获得的道具
	if errdata = this.module.DispenseRes(session, give, true); errdata != nil {
		return
	}

	this.module.modelRecord.ChangeHeroRecord(session.GetUserId(), update)
	//随机任务
	// this.module.ModuleRtask.SendToRtask(session, comm.Rtype64, 1)
	tasks = append(tasks, comm.GetBuriedParam(comm.Rtype64, 1))
	for _, v := range give {
		if v.A == comm.ItemType {
			// this.module.ModuleRtask.SendToRtask(session, comm.Rtype65, v.N, utils.ToInt32(v.T))
			tasks = append(tasks, comm.GetBuriedParam(comm.Rtype65, v.N, utils.ToInt32(v.T)))
		}
	}

	go this.module.ModuleBuried.TriggerBuried(session.GetUserId(), tasks...)
	session.SendMsg(string(this.module.GetType()), "buy", &pb.HeroBuyResp{
		IsSucc: true,
		Onebuy: record.Onebuy + req.BuyCount,
		Tenbuy: record.Tenbuy + req.BuyCount,
	})
	return
}