package statistic_report

import (
	"fmt"
	"hongze/hz_crm_api/models/company"
	"hongze/hz_crm_api/models/contract"
	"hongze/hz_crm_api/utils"
	"strings"
	"time"
)

type UnusualCompanyRenewDataMap struct {
	UnusualRenewMap    map[int]int    `description:"续约异常客户数"`
	UnusualRenewIdMap  map[int]string `description:"续约异常客户ids"`
	UnusualRenewTotal  int            `description:"续约异常客户总数（去重）"`
	FormalCompanyTotal int            `description:"当前正常客户总数（去重）"`
	StartDate          string         `description:"开始日期"`
	EndDate            string         `description:"开始日期"`
}

// GetUnusualRenewWeekDataNum 周度数据
func GetUnusualRenewWeekDataNum(nowWeekMonday time.Time, productId, source, dataNum int) (adminDataList []UnusualCompanyRenewDataMap, firstDate time.Time, err error) {
	nowWeekSunday := nowWeekMonday.AddDate(0, 0, 7).Add(-1 * time.Second) //本周周日

	chanList := make([]chan UnusualCompanyRenewDataMap, 0)
	for i := 0; i < dataNum; i++ {
		tmpCh := make(chan UnusualCompanyRenewDataMap, 0)
		chanList = append(chanList, tmpCh)

		lastWeekMonday := nowWeekMonday.AddDate(0, 0, -7*i)
		lastWeekSunday := nowWeekSunday.AddDate(0, 0, -7*i)

		// 第一个开始日期
		firstDate = lastWeekMonday
		go getUnusualRenewSectionData(productId, source, lastWeekMonday, lastWeekSunday, tmpCh)
	}

	adminDataList = make([]UnusualCompanyRenewDataMap, 0)
	for _, vChan := range chanList {
		var weekUnusualCompanyRenewDataMap UnusualCompanyRenewDataMap
		weekUnusualCompanyRenewDataMap = <-vChan
		close(vChan)
		adminDataList = append(adminDataList, weekUnusualCompanyRenewDataMap)
	}

	return
}

// GetUnusualRenewMonthDataNum 月度数据
func GetUnusualRenewMonthDataNum(nowMonthFirstDay time.Time, productId, source, dataNum int) (adminDataList []UnusualCompanyRenewDataMap, firstDate time.Time, err error) { //三个协程返回
	//nowMonthLastDay := nowMonthFirstDay.AddDate(0, 1, 0).Add(-1 * time.Second) //本月最后一天

	chanList := make([]chan UnusualCompanyRenewDataMap, 0)

	for i := 0; i < dataNum; i++ {
		tmpCh := make(chan UnusualCompanyRenewDataMap, 0)
		chanList = append(chanList, tmpCh)

		lastMonthFirstDay := nowMonthFirstDay.AddDate(0, -1*i, 0)                          //上个月第一天
		lastMonthLastDay := nowMonthFirstDay.AddDate(0, -1*(i-1), 0).Add(-1 * time.Second) //上个月最后一天

		// 第一个开始日期
		firstDate = lastMonthFirstDay
		go getUnusualRenewSectionData(productId, source, lastMonthFirstDay, lastMonthLastDay, tmpCh)
	}

	adminDataList = make([]UnusualCompanyRenewDataMap, 0)
	for _, vChan := range chanList {
		var weekUnusualCompanyRenewDataMap UnusualCompanyRenewDataMap
		weekUnusualCompanyRenewDataMap = <-vChan
		close(vChan)
		adminDataList = append(adminDataList, weekUnusualCompanyRenewDataMap)
	}

	return
}

// GetUnusualRenewTimeIntervalData 区间数据
func GetUnusualRenewTimeIntervalData(productId, source int, startDate, endDate string) (adminDataMapList []UnusualCompanyRenewDataMap, firstDate time.Time, err error) { //三个协程返回
	startDateTimer, _ := time.ParseInLocation(utils.FormatDate, startDate, time.Local)
	endDateTimer, _ := time.ParseInLocation(utils.FormatDate, endDate, time.Local)
	endDateTimer = endDateTimer.AddDate(0, 0, 1).Add(-1 * time.Second) //本月最后一天

	//最早的一天
	firstDate = startDateTimer

	ch1 := make(chan UnusualCompanyRenewDataMap, 0)

	go getUnusualRenewSectionData(productId, source, startDateTimer, endDateTimer, ch1)

	var adminDataMap UnusualCompanyRenewDataMap

	adminDataMap = <-ch1
	close(ch1)

	adminDataMapList = make([]UnusualCompanyRenewDataMap, 0)
	adminDataMapList = append(adminDataMapList, adminDataMap)
	return
}

// getUnusualRenewSectionData 获取周期数据
func getUnusualRenewSectionData(productId, source int, startDate, endDate time.Time, ch chan UnusualCompanyRenewDataMap) (adminDataMap UnusualCompanyRenewDataMap, err error) {
	defer func() {
		ch <- adminDataMap
	}()
	unusualRenewMap := make(map[int]int)                 // 续约异常客户
	unusualRenewCompanyIdMap := make(map[int]string)     // 续约异常客户id
	var unusualRenewCompanyTotal, formalCompanyTotal int //续约异常客户总数  ， 当前正式的客户数

	// 当前正式的客户数
	formalCompanyTotal, err = contract.GetCountFormalCompany(endDate, productId)
	if err != nil {
		utils.FileLog.Error(err.Error())
		return
	}

	// 续约异常
	{

		data, tmpErr := company.GetUnusualRenewCompanyByShareSellerList(startDate, endDate, productId, source)

		if tmpErr != nil {
			err = tmpErr
			utils.FileLog.Error(err.Error())
			return
		}

		unusualRenewCompanyIdListMap := make(map[int][]string) // 续约异常客户
		for _, v := range data {
			// 共享人id为空
			if v.ShareSellerId <= 0 {
				continue
			}
			// 共享人id不为空，且不是所属销售
			tmp, ok := unusualRenewMap[v.ShareSellerId]
			if !ok {
				tmp = 0
			}
			companyIdSlice := strings.Split(v.CompanyIds, ",")
			unusualRenewMap[v.ShareSellerId] = tmp + len(companyIdSlice)

			// 客户id
			tmpCompanyIdList2, ok := unusualRenewCompanyIdListMap[v.ShareSellerId]
			if !ok {
				tmpCompanyIdList2 = make([]string, 0)
			}
			unusualRenewCompanyIdListMap[v.ShareSellerId] = append(tmpCompanyIdList2, fmt.Sprint(v.CompanyIds))

			unusualRenewCompanyTotal += len(companyIdSlice)
		}

		for sellerId, tmpCompanyIdList := range unusualRenewCompanyIdListMap {
			unusualRenewCompanyIdMap[sellerId] = strings.Join(tmpCompanyIdList, ",")
		}
	}

	adminDataMap = UnusualCompanyRenewDataMap{
		UnusualRenewMap:    unusualRenewMap,
		UnusualRenewIdMap:  unusualRenewCompanyIdMap,
		UnusualRenewTotal:  unusualRenewCompanyTotal,
		FormalCompanyTotal: formalCompanyTotal,
		StartDate:          startDate.Format(utils.FormatDate),
		EndDate:            endDate.Format(utils.FormatDate),
	}
	return
}