package viking

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

	"google.golang.org/protobuf/proto"
)

//参数校验
func (this *apiComp) BuyCheck(session comm.IUserSession, req *pb.VikingBuyReq) (code pb.ErrorCode) {
	if req.Count <= 0 {
		code = pb.ErrorCode_ReqParameterError
		return
	}
	return
}

func (this *apiComp) Buy(session comm.IUserSession, req *pb.VikingBuyReq) (code pb.ErrorCode, data proto.Message) {
	var (
		curByCount int32
		costRes    []*cfg.Gameatn
		mapData    map[string]interface{}
	)
	mapData = make(map[string]interface{}, 0)
	code = this.BuyCheck(session, req)
	if code != pb.ErrorCode_Success {
		return // 参数校验失败直接返回
	}
	list, err := this.module.modelViking.getVikingList(session.GetUserId())
	if err != nil {
		code = pb.ErrorCode_DBError
		return
	}

	// 校验是不是今天
	if !utils.IsToday(list.CTime) {
		list.CTime = time.Now().Unix()
		list.BuyCount = 0
		list.ChallengeCount = 0

		mapData["cTime"] = list.CTime
		mapData["buyCount"] = list.BuyCount
		mapData["challengeCount"] = list.ChallengeCount
	} else {
		curByCount = list.BuyCount
	}
	curByCount += req.Count // 当前需要购买的数量
	// 消耗资源整合
	for i := list.BuyCount + 1; i <= curByCount; i++ {
		_cfg := this.configure.GetBuyChallengeCount(i)
		if _cfg == nil {
			code = pb.ErrorCode_VikingBuyMaxCount
			return
		}
		costRes = append(costRes, _cfg.Need...)
	}
	sz := make([]*cfg.Gameatn, 0)
	for _, v := range costRes {
		bFound := false
		for _, v1 := range sz {
			if v.A == v1.A && v.T == v1.T {
				v1.N += v.N
				bFound = true
			}
		}
		if !bFound {
			sz = append(sz, v)
		}
	}
	// 消耗校验
	if code = this.module.CheckRes(session, sz); code != pb.ErrorCode_Success {
		return
	}

	//消耗
	if code = this.module.ConsumeRes(session, sz, true); code != pb.ErrorCode_Success {
		return
	}
	list.BuyCount = curByCount
	mapData["buyCount"] = curByCount
	code = this.module.ModifyVikingData(session.GetUserId(), mapData)
	session.SendMsg(string(this.module.GetType()), VikingBuyResp, &pb.VikingBuyResp{Data: list})
	return
}