package trade_analysis

import (
	"fmt"
	"hongze/hongze_yb/models/tables/trade_analysis"
	"hongze/hongze_yb/utils"
	"sort"
	"strings"
	"sync"
	"time"
)

func GetClassifyName() (list trade_analysis.TradeClassifyNameListSort, err error, errMsg string) {
	//定义交易所
	exchanges := map[string]string{
		"zhengzhou": "郑商所",
		"dalian":    "大商所",
		"shanghai":  "上期所",
		"cffex":     "中金所",
		"ine":       "上期能源",
	}
	exchangesSortMap := map[string]int{
		"zhengzhou": 1,
		"dalian":    2,
		"shanghai":  3,
		"cffex":     4,
		"ine":       5,
	}
	//查询每个交易所的最新更新时间
	//查询每个交易所下的classifyNameList
	classifyExchangeMap := make(map[string][]trade_analysis.TradeClassifyName)
	timeMap := make(map[string]string)
	i := 0
	var wg sync.WaitGroup
	for k, _ := range exchanges {
		wg.Add(1)
		go func(k string,classifyExchangeMap map[string][]trade_analysis.TradeClassifyName) {
			defer wg.Done()
			nameList, tmpErr := trade_analysis.GetExchangeClassify(k)
			if tmpErr != nil {
				err = tmpErr
				return
			}
			for _, n := range nameList {
				classifyExchangeMap[k] = append(classifyExchangeMap[k], n)
			}

			dataTimeItem, tmpErr := trade_analysis.GetExchangeLastTime(k)
			if tmpErr != nil {
				err = tmpErr
				errMsg = "查询交易所最新更新时间失败"
				return
			}
			timeMap[k] = dataTimeItem.CreateTime.Format(utils.FormatDateTime)

		}(k, classifyExchangeMap)
	}
	wg.Wait()
	for k, v := range exchanges {
		tmp := trade_analysis.TradeClassifyNameList{
			Exchange: v,
			Items:    nil,
			Sort: exchangesSortMap[k],
		}
		nameList, ok := classifyExchangeMap[k]
		if !ok {
			err = fmt.Errorf( "查询交易所分类信息失败")
			errMsg = "查询交易所分类信息失败"
			return
		}
		tmp.DataTime, ok = timeMap[k]
		if !ok {
			err = fmt.Errorf( "查询交易所最新更新时间失败")
			errMsg = "查询交易所最新更新时间失败"
			return
		}
		classifyMap := make(map[string][]trade_analysis.TradeClassifyNameListItemItem)
		if len(nameList) > 0 {
			if k == "zhengzhou" {
				for _, item := range nameList {
					classifyName := getZhengzhouClassifyName(item.ClassifyName)
					tmpItemItem := trade_analysis.TradeClassifyNameListItemItem{
						ClassifyType: item.ClassifyName,
					}
					classifyMap[classifyName] = append(classifyMap[classifyName], tmpItemItem)
				}
			}else{
				for _, item := range nameList {
					tmpItemItem := trade_analysis.TradeClassifyNameListItemItem{
						ClassifyType: item.ClassifyType,
					}
					classifyMap[item.ClassifyName] = append(classifyMap[item.ClassifyName], tmpItemItem)
				}
			}
			for n, l := range classifyMap {
				sort.Sort(trade_analysis.TradeClassifyNameListItemItemSort(l))
				tmpItems := trade_analysis.TradeClassifyNameListItem{
					ClassifyName: n,
					Items:        l,
				}
				tmp.Items = append(tmp.Items, tmpItems)
				tmp.Num ++
			}
		}
		sort.Sort(trade_analysis.TradeClassifyNameListItemSort(tmp.Items))
		list = append(list, tmp)
		i ++
	}
	if len(list) > 0 {
		sort.Sort(list)
	}
	return
}

func getZhengzhouClassifyName(code string) (name string) {
	if strings.HasPrefix(code,"PTA") {
		name = "PTA"
		return
	}
	if strings.HasPrefix(code,"TA") {
		name = "PTA"
		return
	}
	if strings.HasPrefix(code,"ZC") {
		name="动力煤"
		return
	}
	if strings.HasPrefix(code,"WH") {
		name="强麦"
		return
	}
	if strings.HasPrefix(code,"UR") {
		name="尿素"
		return
	}
	if strings.HasPrefix(code,"SR") {
		name="白糖"
		return
	}
	if strings.HasPrefix(code,"SM") {
		name="锰硅"
		return
	}
	if strings.HasPrefix(code,"SF") {
		name="硅铁"
		return
	}
	if strings.HasPrefix(code,"SA") {
		name="纯碱"
		return
	}
	if strings.HasPrefix(code,"RS") {
		name="油菜籽"
		return
	}
	if strings.HasPrefix(code,"RM") {
		name="菜籽粕"
		return
	}
	if strings.HasPrefix(code,"RI") {
		name="早籼稻"
		return
	}
	if strings.HasPrefix(code,"PM") {
		name="普麦"
		return
	}
	if strings.HasPrefix(code,"PK") {
		name="花生"
		return
	}
	if strings.HasPrefix(code,"PF") {
		name="涤纶短纤"
		return
	}
	if strings.HasPrefix(code,"OI") {
		name="菜油"
		return
	}
	if strings.HasPrefix(code,"MA") {
		name="甲醇"
		return
	}
	if strings.HasPrefix(code,"LR") {
		name="晚籼稻"
		return
	}
	if strings.HasPrefix(code,"JR") {
		name="粳稻"
		return
	}
	if strings.HasPrefix(code,"FG") {
		name="玻璃"
		return
	}
	if strings.HasPrefix(code,"CY") {
		name="棉纱"
		return
	}
	if strings.HasPrefix(code,"CJ") {
		name="红枣"
		return
	}
	if strings.HasPrefix(code,"CF") {
		name="棉花"
		return
	}
	if strings.HasPrefix(code,"AP") {
		name="苹果"
		return
	}
	return
}

func GetPositionTopDetail(req trade_analysis.GetPositionTopReq) (ret trade_analysis.GetPositionTopResp, err error, errMsg string) {
	//定义交易所
	exchanges := map[string]string{
		"郑商所":"zhengzhou",
		"大商所":"dalian",
		"上期所":"shanghai",
		"中金所":"cffex",
		"上期能源":"ine",
	}
	exchange, ok := exchanges[req.Exchange]
	if !ok {
		errMsg = "请输入正确的交易所名称"
		err = fmt.Errorf(errMsg)
		return
	}
	dataTimeStr := req.DataTime
	var dataTime time.Time
	//查询最新的时间
	if dataTimeStr == "" {
		lastItem , tmpErr := trade_analysis.GetTradeTopLastDataTime(exchange, req.ClassifyName, req.ClassifyType)
		if tmpErr != nil {
			errMsg = "查询最新的榜单信息失败"
			err = tmpErr
			return
		}
		dataTime = lastItem.DataTime
	}else{
		dataTime, err = time.ParseInLocation(utils.FormatDate, dataTimeStr, time.Local)
		if err != nil {
			errMsg = "请输入正确的时间格式"
			return
		}
	}

	//遇到周末则跳过当天
	weekStr := dataTime.Weekday().String()
	if weekStr == "Sunday" || weekStr == "Saturday" {
		/*errMsg = "日期不正确"
		err = fmt.Errorf(errMsg)*/
		return
	}
	dataTimeStr = dataTime.Format(utils.FormatDate)
	classifyName := req.ClassifyName
	classifyType := req.ClassifyType
	if exchange == "zhengzhou" {
		classifyName = classifyType
		var typeItem *trade_analysis.TradeClassifyName
		typeItem, err = trade_analysis.GetZhengzhouClassifyTypeByClassifyName(classifyName)
		if err != nil {
			if err == utils.ErrNoRow {
				errMsg = "该合约不存在"
				return
			}
			errMsg = "查询类型信息出错"
			return
		}
		classifyType = typeItem.ClassifyType

	}
	//查询当日榜单列表
	dataList, tmpErr := trade_analysis.GetTradePositionTop(exchange, classifyName, classifyType, dataTimeStr)
	if tmpErr != nil {
		errMsg = "查询榜单列表失败"
		err = tmpErr
		return
	}
	if len(dataList) <= 0 {
		return
	}
	totalMap := make(map[int]int)
	totalChangeMap := make(map[int]int)
	totalTmpMap := make(map[int]int)
	totalChangeTmpMap := make(map[int]int)

	detailList := make(map[int][]trade_analysis.GetPositionTopListItem)
	//统计汇总数据
	for _, v := range dataList {
		if t, ok1 := totalMap[v.DealType]; ok1 {
			totalMap[v.DealType] = t+v.DealValue
		}else{
			totalMap[v.DealType] = v.DealValue
		}
		if t, ok1 := totalChangeMap[v.DealType]; ok1 {
			totalChangeMap[v.DealType] = t+v.DealChange
		}else{
			totalChangeMap[v.DealType] = v.DealChange
		}
	}
	_, okTmp1 := totalMap[1]
	_, okTmp2 := totalMap[2]
	_, okTmp3 := totalMap[3]
	_, okTmp4 := totalMap[4]

	if !okTmp1 || !okTmp2 || (!okTmp3 && !okTmp4) {
		errMsg = "榜单数据缺失"
		err = fmt.Errorf(errMsg)
		return
	}

	for k, v := range dataList {
		k++
		if t, ok1 := totalTmpMap[v.DealType]; ok1 {
			totalTmpMap[v.DealType] = t+v.DealValue
		}else{
			totalTmpMap[v.DealType] = v.DealValue
		}
		if t, ok1 := totalChangeTmpMap[v.DealType]; ok1 {
			totalChangeTmpMap[v.DealType] = t+v.DealChange
		}else{
			totalChangeTmpMap[v.DealType] = v.DealChange
		}

		tmp := trade_analysis.GetPositionTopListItem{
			DealShortName:   v.DealShortName,
			DealValue:       v.DealValue,
			DealChange:      v.DealChange,
			Rank:            v.Rank,
			BeforeAllValue:  totalTmpMap[v.DealType],
			BeforeAllChange: totalChangeTmpMap[v.DealType],
		}
		//统计占比
		rate := fmt.Sprintf("%.2f", float64(tmp.DealValue)/float64(totalMap[v.DealType])) // 保留2位小数
		beforeAllRate := fmt.Sprintf("%.2f", float64(tmp.BeforeAllValue)/float64(totalMap[v.DealType])) // 保留2位小数
		tmp.Rate = rate
		tmp.BeforeAllRate = beforeAllRate
		if tmp.DealShortName == "-"{
			continue
		}
		detailList[v.DealType] = append(detailList[v.DealType], tmp)
	}
	ret.BuyList.TotalDealValue = totalMap[1]
	ret.BuyList.TotalDealChange = totalChangeMap[1]
	ret.BuyList.List = detailList[1]

	ret.SoldList.TotalDealValue = totalMap[2]
	ret.SoldList.TotalDealChange = totalChangeMap[2]
	ret.SoldList.List = detailList[2]

	ret.CleanBuyList.TotalDealValue = totalMap[3]
	ret.CleanBuyList.TotalDealChange = totalChangeMap[3]
	ret.CleanBuyList.List = detailList[3]

	ret.CleanSoldList.TotalDealValue = totalMap[4]
	ret.CleanSoldList.TotalDealChange = totalChangeMap[4]
	ret.CleanSoldList.List = detailList[4]

	ret.DataTime = dataTimeStr
	return
}