package data_manage

import (
	"fmt"
	"github.com/beego/beego/v2/client/orm"
	"hongze/hongze_chart_lib/utils"
	"time"
)

type EdbInfo struct {
	EdbInfoId        int    `orm:"column(edb_info_id);pk"`
	EdbInfoType      int    `description:"指标类型，0：普通指标，1：预测指标"`
	SourceName       string `description:"来源名称"`
	Source           int    `description:"来源id"`
	EdbCode          string `description:"指标编码"`
	EdbName          string `description:"指标名称"`
	EdbNameSource    string `description:"指标名称来源"`
	Frequency        string `description:"频率"`
	Unit             string `description:"单位"`
	StartDate        string `description:"起始日期"`
	EndDate          string `description:"终止日期"`
	ClassifyId       int    `description:"分类id"`
	SysUserId        int
	SysUserRealName  string
	UniqueCode       string `description:"指标唯一编码"`
	CreateTime       time.Time
	ModifyTime       time.Time
	MinValue         float64 `description:"指标最小值"`
	MaxValue         float64 `description:"指标最大值"`
	CalculateFormula string  `description:"计算公式"`
	EdbType          int     `description:"指标类型:1:基础指标,2:计算指标"`
	Sort             int     `description:"排序字段"`
	LatestDate       string  `description:"数据最新日期"`
	LatestValue      float64 `description:"数据最新值"`
	MoveType         int     `description:"移动方式:1:领先(默认),2:滞后"`
	MoveFrequency    string  `description:"移动频度"`
}

type EdbInfoMaxAndMinInfo struct {
	MinDate     string  `description:"最小日期"`
	MaxDate     string  `description:"最大日期"`
	MinValue    float64 `description:"最小值"`
	MaxValue    float64 `description:"最大值"`
	LatestValue float64 `description:"最新值"`
}

func GetEdbInfoMaxAndMinInfo(source int, edbCode string) (item *EdbInfoMaxAndMinInfo, err error) {
	o := orm.NewOrmUsingDB("data")
	sql := ``
	tableName := GetEdbDataTableName(source)
	sql = ` SELECT MIN(data_time) AS min_date,MAX(data_time) AS max_date,MIN(value) AS min_value,MAX(value) AS max_value FROM %s WHERE edb_code=? `
	sql = fmt.Sprintf(sql, tableName)
	err = o.Raw(sql, edbCode).QueryRow(&item)

	var latest_value float64
	sql = ` SELECT value AS latest_value FROM %s WHERE edb_code=? ORDER BY data_time DESC LIMIT 1 `
	sql = fmt.Sprintf(sql, tableName)
	err = o.Raw(sql, edbCode).QueryRow(&latest_value)
	item.LatestValue = latest_value
	return
}

func ModifyEdbInfoMaxAndMinInfo(edbInfoId int, item *EdbInfoMaxAndMinInfo) (err error) {
	o := orm.NewOrmUsingDB("data")
	sql := ` UPDATE edb_info SET start_date=?,end_date=?,min_value=?,max_value=?,is_update=2,latest_date=?,latest_value=?,modify_time=NOW() WHERE edb_info_id=? `
	_, err = o.Raw(sql, item.MinDate, item.MaxDate, item.MinValue, item.MaxValue, item.MaxDate, item.LatestValue, edbInfoId).Exec()
	return
}

func GetEdbInfoById(edbInfoId int) (item *EdbInfo, err error) {
	o := orm.NewOrmUsingDB("data")
	sql := ` SELECT * FROM edb_info WHERE edb_info_id=? `
	err = o.Raw(sql, edbInfoId).QueryRow(&item)
	return
}

// GetEdbInfoByIdList 根据指标id集合 获取 指标列表
func GetEdbInfoByIdList(edbInfoIdList []int) (items []*EdbInfo, err error) {
	num := len(edbInfoIdList)
	if num <= 0 {
		return
	}
	o := orm.NewOrmUsingDB("data")
	sql := ` SELECT * FROM edb_info WHERE edb_info_id in (` + utils.GetOrmInReplace(num) + `) `
	_, err = o.Raw(sql, edbInfoIdList).QueryRows(&items)
	return
}

func GetRefreshEdbInfoFromBase(edbInfoId, source int) (baseEdbInfoArr, calculateInfoArr []*EdbInfo, err error) {
	calculateList, err := GetEdbInfoCalculateMap(edbInfoId, source)
	if err != nil && err.Error() != utils.ErrNoRow() {
		return
	}
	for _, item := range calculateList {
		if item.EdbInfoId == edbInfoId { //	如果查出来关联的指标就是自己的话，那么就过滤
			continue
		}
		if item.EdbType == 1 {
			baseEdbInfoArr = append(baseEdbInfoArr, item)
		} else {
			calculateInfoArr = append(calculateInfoArr, item)
			newBaseEdbInfoArr, newCalculateInfoArr, _ := GetRefreshEdbInfoFromBase(item.EdbInfoId, item.Source)
			baseEdbInfoArr = append(baseEdbInfoArr, newBaseEdbInfoArr...)
			calculateInfoArr = append(calculateInfoArr, newCalculateInfoArr...)
		}
	}
	return
}

type EdbInfoSearchData struct {
	DataTime string  `description:"数据日期"`
	Value    float64 `description:"数据"`
}

// GetEdbDataListAll
// order:1升序，其余值为降序
func GetEdbDataListAll(condition string, pars []interface{}, source, order int) (item []*EdbInfoSearchData, err error) {
	o := orm.NewOrmUsingDB("data")
	sql := ``
	tableName := GetEdbDataTableName(source)
	if tableName == "" {
		err = fmt.Errorf("指标来源有误, source: %d", source)
		return
	}
	sql = ` SELECT * FROM %s WHERE 1=1 `
	sql = fmt.Sprintf(sql, tableName)

	if condition != "" {
		sql += condition
	}
	if order == 1 {
		sql += ` ORDER BY data_time ASC `
	} else {
		sql += ` ORDER BY data_time DESC `
	}
	_, err = o.Raw(sql, pars).QueryRows(&item)
	return
}