go_dreamfactory/modules/shop/api_buy.go

package shop

import (
	"fmt"
	"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.ShopBuyReq) (errdata *pb.ErrorData) {
	if req.ShopType == 0 || req.Gid == 0 || req.BuyNum <= 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.ShopBuyReq) (errdata *pb.ErrorData) {
	var (
		err      error
		conf     *cfg.GameShopitemData
		shopData *pb.DBShop
		good     *pb.UserShopGood
		filed    string
		record   *pb.UserShopData
		need     []*cfg.Gameatn
		give     []*cfg.Gameatn
		tasks    []*pb.BuriedParam = make([]*pb.BuriedParam, 0)
	)
	if errdata = this.BuyCheck(session, req); errdata != nil {
		return
	}

	if shopData, err = this.module.modelShop.QueryUserShopData(session.GetUserId()); err != nil { //没有购买记录
		errdata = &pb.ErrorData{
			Code:    pb.ErrorCode_DBError,
			Title:   pb.ErrorCode_DBError.ToString(),
			Message: err.Error(),
		}
		return
	}

	switch req.ShopType {
	case pb.ShopType_GoldShop:
		filed = "goldShop"
		record = shopData.GoldShop
		break
	case pb.ShopType_DiamondShop:
		filed = "diamondShop"
		record = shopData.DiamondShop
		break
	case pb.ShopType_PVEShop:
		filed = "pveShop"
		record = shopData.PveShop
		break
	case pb.ShopType_PVPShop:
		filed = "pvpShop"
		record = shopData.PvpShop
		break
	case pb.ShopType_AllianceShop:
		filed = "allianceShop"
		record = shopData.AllianceShop
		break
	case pb.ShopType_HeroShop:
		filed = "heroShop"
		record = shopData.HeroShop
		break
	case pb.ShopType_SmithyShop:
		filed = "smithyShop"
		record = shopData.SmithyShop
		break
	default:
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_ReqParameterError,
			Title: pb.ErrorCode_ReqParameterError.ToString(),
		}
		return
	}
	if record == nil {
		errdata = &pb.ErrorData{
			Code:    pb.ErrorCode_DBError,
			Title:   pb.ErrorCode_DBError.ToString(),
			Message: err.Error(),
		}
		return
	}

	for _, v := range record.Items {
		if v.Id == req.Gid {
			good = v
		}
	}

	if good == nil {
		errdata = &pb.ErrorData{
			Code:    pb.ErrorCode_ReqParameterError,
			Title:   pb.ErrorCode_ReqParameterError.ToString(),
			Message: fmt.Sprintf("no found good:%d", req.Gid),
		}
		return
	}

	if conf, err = this.module.configure.GetShopItemsConfigure(good.Gid); err != nil {
		errdata = &pb.ErrorData{
			Code:    pb.ErrorCode_SystemError,
			Title:   pb.ErrorCode_SystemError.ToString(),
			Message: err.Error(),
		}
		return
	}

	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)*float64(conf.Sale)/float64(1000))) * req.BuyNum,
		}
	}

	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.BuyNum,
		}
	}

	if conf.Buyminnum-good.Buy < req.BuyNum {
		errdata = &pb.ErrorData{
			Code:  pb.ErrorCode_ShopGoodsIsSoldOut,
			Title: pb.ErrorCode_ShopGoodsIsSoldOut.ToString(),
		}
		return
	}
	good.Buy += req.BuyNum
	if errdata = this.module.ConsumeRes(session, need, true); errdata != nil {
		return
	}

	this.module.modelShop.Change(session.GetUserId(), map[string]interface{}{filed: record})
	if !conf.Preview {
		if errdata = this.module.DispenseRes(session, give, true); errdata != nil {
			return
		}
	} else {
		if errdata = this.module.equip.AddEquipment(session, record.Preview[req.Gid].Equipment); errdata != nil {
			return
		}
	}

	//随机任务
	tasks = append(tasks, comm.GetBuriedParam(comm.Rtype64, 1))
	for _, v := range give {
		if v.A == comm.ItemType {
			tasks = append(tasks, comm.GetBuriedParam(comm.Rtype65, v.N, utils.ToInt32(v.T)))
		}
	}
	tasks = append(tasks, comm.GetBuriedParam(comm.Rtype66, 1, int32(req.ShopType)))
	for _, v := range need {
		if v.A == comm.AttrType {
			switch v.T {
			case comm.ResGold:
				tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 1))
				break
			case comm.ResExp:
				tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 3))
				break
			case comm.ResDiamond:
				tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 2))
				break
			case comm.VipExp:
				// tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 2))
				break
			case comm.ResTaskActive:
				// tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 2))
				break
			case comm.ResFriend:
				tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 4))
				break
			case comm.StarCoin:
				tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 9))
				break
			case comm.SociatyCoin:
				tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 8))
				break
			case comm.ArenaCoin:
				tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 11))
				break
			case comm.ResPs:
				tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 12))
				break
			case comm.Moongold:
				tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 14))
				break
			case comm.Talent1:
				// tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 2))
				break
			case comm.Talent2:
				// tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 2))
				break
			case comm.Talent3:
				// tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 2))
				break
			case comm.Talent4:
				// tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 2))
				break
			case comm.Merchantmoney:
				tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 15))
				break
			case comm.Integral:
				// tasks = append(tasks, comm.GetBuriedParam(comm.Rtype67, v.N, 15))
				break
			}
			// this.module.ModuleRtask.SendToRtask(session, comm.Rtype67, v.N, utils.ToInt32(v.T))
		}
	}
	if len(tasks) > 0 {
		go this.module.ModuleBuried.TriggerBuried(session.Clone(), tasks...)
	}

	session.SendMsg(string(this.module.GetType()), "buy", &pb.ShopBuyResp{IsSucc: true})
	return
}