package caravan

import (
	"crypto/rand"
	"go_dreamfactory/comm"
	"go_dreamfactory/pb"
	"go_dreamfactory/sys/configure"
	"go_dreamfactory/utils"
	"math/big"
)

//参数校验
func (this *apiComp) GetListCheck(session comm.IUserSession, req *pb.TrollGetListReq) (code pb.ErrorCode) {

	return
}

func (this *apiComp) GetList(session comm.IUserSession, req *pb.TrollGetListReq) (code pb.ErrorCode, data *pb.ErrorData) {
	var (
		update         map[string]interface{}
		maxCoefficient int32
	)

	update = make(map[string]interface{})
	if code = this.GetListCheck(session, req); code != pb.ErrorCode_Success {
		return // 参数校验失败直接返回
	}
	trolltrain, err := this.module.modelTroll.getTrollList(session.GetUserId())
	if err != nil {
		code = pb.ErrorCode_DBError
		return
	}
	// 自动交易
	this.module.TrollAI(session, trolltrain)

	maxCoefficient = this.configure.GetTrollMaxCoefficientNux() // 增长幅度的最大值
	if maxCoefficient == 0 {
		code = pb.ErrorCode_ConfigNoFound
		return
	}
	// 跨天 则清除 每日交易次数
	if !utils.IsToday(trolltrain.ResetTime) {
		trolltrain.ResetTime = configure.Now().Unix()
		update["resetTime"] = trolltrain.ResetTime
		trolltrain.SellCount = 0
		update["sellCount"] = trolltrain.SellCount // 重置每日交易次数
		trolltrain.AiCount = 0
		update["aiCount"] = trolltrain.AiCount // 重置ai 交易次数
		this.module.ModifyTrollData(session.GetUserId(), update)
	}

	/// 计算经过了多少个周期
	szTrain := this.configure.GetTrollAllTrain()
	var (
		circletime  int32 // 循环一个周期的时间
		circleCount int32 // 循环的次数
		leftTime    int32 // 离到达最后一站剩余的时间
		index       int32 // 总共经过了多少次车站
	)
	for _, v := range szTrain {
		circletime += v
	}
	if int32(len(szTrain)) < trolltrain.TarinPos {
		this.module.Errorf("TarinPos error: TarinPos:%d,maxLen:%d", trolltrain.TarinPos, len(szTrain))
		code = pb.ErrorCode_ConfigNoFound
		return
	}
	if configure.Now().Unix()-trolltrain.RefreshTime < int64(szTrain[trolltrain.TarinPos-1]) {
		session.SendMsg(string(this.module.GetType()), TrollGetListResp, &pb.TrollGetListResp{Data: trolltrain})
		return
	}
	trainNum := this.configure.GetTrollMaxTraintNum()
	trolltrain.Shop = make(map[int32]int32) // 清空商人的购买数据
	update["shop"] = trolltrain.Shop
	t := int32(configure.Now().Unix() - trolltrain.Ctime)
	circleCount = t / circletime // 经过的周期数
	leftTime = t % circletime
	if trolltrain.Circle != circleCount {
		trolltrain.SurpriseID = make(map[int32]int32, 0)
		n, _ := rand.Int(rand.Reader, big.NewInt(int64(trainNum)))
		// 只算当前商人所属的货物
		g := this.configure.GetTrollGoodsFor(int32(n.Int64()) + 1)
		n2, _ := rand.Int(rand.Reader, big.NewInt(int64(len(g))))
		trolltrain.SurpriseID[int32(n.Int64())+1] = g[int32(n2.Int64())]
		update["surpriseID"] = trolltrain.SurpriseID
		trolltrain.Circle = circleCount
		update["circle"] = trolltrain.Circle
	}

	index = circleCount * trainNum // 计算火车的位置信息
	for _, v := range szTrain {
		if leftTime <= v {
			trolltrain.RefreshTime = configure.Now().Unix() - int64(leftTime) //trolltrain.Ctime + int64(circleCount*circletime+leftTime)
			trolltrain.RangeId = (index % maxCoefficient) + 1
			trolltrain.TarinPos = (index % trainNum) + 1
			break
		}
		index += 1
		leftTime -= v
	}
	update["aiCount"] = trolltrain.AiCount
	update["refreshTime"] = trolltrain.RefreshTime
	update["tarinPos"] = trolltrain.TarinPos
	update["rangeId"] = trolltrain.RangeId
	update["shop"] = trolltrain.Shop
	update["items"] = trolltrain.Items
	update["price"] = trolltrain.Price
	this.module.ModifyTrollData(session.GetUserId(), update)
	session.SendMsg(string(this.module.GetType()), TrollGetListResp, &pb.TrollGetListResp{Data: trolltrain})
	return
}