package data_manage

import (
	"fmt"
	"github.com/shopspring/decimal"
	"hongze/hongze_task/utils"
	"github.com/beego/beego/v2/client/orm"
	"strconv"
	"strings"
	"time"
)

//时间移位

type EdbInfoCalculateMove struct {
	EdbInfoCalculateBpId int       `orm:"column(edb_info_calculate_bp_id);pk"`
	EdbInfoId            int       `description:"指标id"`
	EdbCode              string    `description:"指标编码"`
	FromEdbInfoId        int       `description:"计算指标id"`
	FromEdbCode          string    `description:"计算指标编码"`
	FromEdbName          string    `description:"计算指标名称"`
	FromSource           int       `description:"计算指标来源"`
	FromSourceName       string    `description:"计算指标来源名称"`
	FromTag              string    `description:"来源指标标签"`
	Sort                 int       `description:"计算指标名称排序"`
	CreateTime           time.Time `description:"创建时间"`
	ModifyTime           time.Time `description:"修改时间"`
}

//变频
func RefreshCalculateTimeShift(edbInfoId, formulaInt, moveType int, fromEdbInfo *EdbInfo, edbCode, startDate, endDate, moveFrequency string) (err error) {
	o := orm.NewOrmUsingDB("data")
	tx,err:=o.Begin()
	if err != nil {
		return
	}
	defer func() {
		if err != nil {
			tx.Rollback()
		} else {
			tx.Commit()
		}
	}()

	if err != nil {
		return
	}
	edbInfoIdStr := strconv.Itoa(edbInfoId)
	//计算数据

	//计算数据
	var condition string
	var pars []interface{}
	condition += " AND edb_info_id=? "
	pars = append(pars, fromEdbInfo.EdbInfoId)

	if startDate != "" {
		condition += " AND data_time>=? "
		pars = append(pars, startDate)
	}
	if endDate != "" {
		condition += " AND data_time<=? "
		pars = append(pars, endDate)
	}

	var shiftDay int
	switch moveFrequency {
	case "天":
		shiftDay = formulaInt
	case "周":
		shiftDay = formulaInt * 7
	case "月":
		shiftDay = formulaInt * 30
	case "季":
		shiftDay = formulaInt * 90
	case "年":
		shiftDay = formulaInt * 365
	default:
		shiftDay = formulaInt
	}
	if moveType == 2 {
		shiftDay = -shiftDay
	}
	dataList, err := GetEdbDataListAll(condition, pars, fromEdbInfo.Source, 0)
	if err != nil {
		return err
	}
	existMap := make(map[string]string)
	dataLen := len(dataList)
	addSql := ` INSERT INTO edb_data_calculate_bp(edb_info_id,edb_code,data_time,value,create_time,modify_time,status,data_timestamp) values `
	var isAdd bool
	for i := 0; i < dataLen; i++ {
		//当期
		currentItem := dataList[i]
		existKey := edbCode + currentItem.DataTime
		if _, ok := existMap[existKey]; !ok {
			currentDate, _ := time.Parse(utils.FormatDate, currentItem.DataTime)
			newDate := currentDate.AddDate(0, 0, -shiftDay)
			timestamp := newDate.UnixNano() / 1e6
			timestampStr := fmt.Sprintf("%d", timestamp)
			valStr := decimal.NewFromFloat(currentItem.Value).String()
			addSql += GetAddSql(edbInfoIdStr, edbCode, newDate.Format(utils.FormatDate), timestampStr, valStr)
		}
		existMap[existKey] = currentItem.DataTime
	}
	if isAdd {
		addSql = strings.TrimRight(addSql, ",")
		_, err = tx.Raw(addSql).Exec()
		if err != nil {
			return err
		}
	}
	return
}

type EdbInfoCalculateTimeShiftDetail struct {
	EdbInfoCalculateBpId int       `orm:"column(edb_info_calculate_bp_id);pk"`
	EdbInfoId            int       `description:"指标id"`
	EdbCode              string    `description:"指标编码"`
	FromEdbInfoId        int       `description:"计算指标id"`
	FromEdbCode          string    `description:"计算指标编码"`
	FromEdbName          string    `description:"计算指标名称"`
	FromSource           int       `description:"计算指标来源"`
	FromSourceName       string    `description:"计算指标来源名称"`
	FromTag              string    `description:"来源指标标签"`
	Sort                 int       `description:"计算指标名称排序"`
	CreateTime           time.Time `description:"创建时间"`
	ModifyTime           time.Time `description:"修改时间"`
	StartDate            string    `description:"开始日期"`
	EndDate              string    `description:"结束日期"`
}

func GetEdbInfoCalculateTimeShiftDetail(edbInfoId int) (item *EdbInfoCalculateTbzDetail, err error) {
	o := orm.NewOrmUsingDB("data")
	sql := ` SELECT a.*,b.start_date,b.end_date FROM edb_info_calculate_mapping AS a
			INNER JOIN edb_info AS b ON a.from_edb_info_id=b.edb_info_id
			WHERE a.edb_info_id=? `
	err = o.Raw(sql, edbInfoId).QueryRow(&item)
	return
}

//刷新所有变频数据
func RefreshAllCalculateTimeShift(edbInfoId, source, formulaInt, moveType int, fromEdbInfo *EdbInfo, edbCode, moveFrequency string) (err error) {
	o := orm.NewOrmUsingDB("data")
	tx,err:=o.Begin()
	if err!=nil {
		return err
	}
	defer func() {
		if err != nil {
			tx.Rollback()
		} else {
			tx.Commit()
		}
	}()

	if err != nil {
		return
	}
	edbInfoIdStr := strconv.Itoa(edbInfoId)
	//计算数据

	//计算数据
	var condition string
	var pars []interface{}
	condition += " AND edb_info_id=? "
	pars = append(pars, fromEdbInfo.EdbInfoId)

	//if startDate != "" {
	//	condition += " AND data_time>=? "
	//	pars = append(pars, startDate)
	//}
	//if endDate != "" {
	//	condition += " AND data_time<=? "
	//	pars = append(pars, endDate)
	//}

	var shiftDay int
	switch moveFrequency {
	case "天":
		shiftDay = formulaInt
	case "周":
		shiftDay = formulaInt * 7
	case "月":
		shiftDay = formulaInt * 30
	case "季":
		shiftDay = formulaInt * 90
	case "年":
		shiftDay = formulaInt * 365
	default:
		shiftDay = formulaInt
	}

	if moveType == 2 {
		shiftDay = -shiftDay
	}

	dataList, err := GetEdbDataListAll(condition, pars, fromEdbInfo.Source, 0)
	if err != nil {
		return err
	}
	var dateArr []string
	dataMap := make(map[string]*EdbInfoSearchData)
	for _, v := range dataList {
		dateArr = append(dateArr, v.DataTime)
		dataMap[v.DataTime] = v
	}
	fmt.Println("source:", source)
	//获取指标所有数据
	existDataList := make([]*EdbDataBase, 0)
	dataTableName := GetEdbDataTableName(source)
	fmt.Println("dataTableName:", dataTableName)
	sql := `SELECT * FROM %s WHERE edb_info_id=? `
	sql = fmt.Sprintf(sql, dataTableName)
	_, err = o.Raw(sql, edbInfoId).QueryRows(&existDataList)
	if err != nil {
		return err
	}
	existDataMap := make(map[string]string)
	for _, v := range existDataList {
		existDataMap[v.DataTime] = v.Value
	}
	fmt.Println("existDataMap:", existDataMap)
	addSql := ` INSERT INTO edb_data_calculate_time_shift (edb_info_id,edb_code,data_time,value,create_time,modify_time,status,data_timestamp) values `
	var isAdd bool

	existMap := make(map[string]string)
	dataLen := len(dataList)
	for i := 0; i < dataLen; i++ {
		//当期
		currentItem := dataList[i]
		existKey := edbCode + currentItem.DataTime
		if _, ok := existMap[existKey]; !ok {
			currentDate, _ := time.Parse(utils.FormatDate, currentItem.DataTime)
			newDate := currentDate.AddDate(0, 0, shiftDay)

			timestamp := newDate.UnixNano() / 1e6
			timestampStr := fmt.Sprintf("%d", timestamp)
			valStr := decimal.NewFromFloat(currentItem.Value).String()
			if existVal, ok := existDataMap[newDate.Format(utils.FormatDate)]; !ok {
				isAdd = true
				addSql += GetAddSql(edbInfoIdStr, edbCode, newDate.Format(utils.FormatDate), timestampStr, valStr)
			} else {
				if existVal != valStr {
					sql := ` UPDATE %s SET value=?,modify_time=NOW() WHERE edb_info_id=? AND data_time=? `
					sql = fmt.Sprintf(sql, dataTableName)
					_, err = tx.Raw(sql, valStr, edbInfoId, newDate.Format(utils.FormatDate)).Exec()
					if err != nil {
						return err
					}
				}
			}
		}
		existMap[existKey] = currentItem.DataTime
	}

	if isAdd {
		addSql = strings.TrimRight(addSql, ",")
		_, err = tx.Raw(addSql).Exec()
		if err != nil {
			return err
		}
	}
	return
}