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- package chart
- import (
- "errors"
- edbDataModel "hongze/hongze_yb/models/tables/edb_data"
- edbInfoModel "hongze/hongze_yb/models/tables/edb_info"
- predictEdbConfModel "hongze/hongze_yb/models/tables/predict_edb_conf"
- "hongze/hongze_yb/utils"
- "time"
- )
- // GetChartPredictEdbInfoDataList 获取图表的预测指标的未来数据
- func GetChartPredictEdbInfoDataList(predictEdbConf predictEdbConfModel.PredictEdbConf, filtrateStartDateStr, latestDateStr string, lastDataValue float64, endDateStr, frequency string) (predictEdbInfoData []*edbDataModel.EdbDataList, err error) {
- endDate, err := time.ParseInLocation(utils.FormatDate, endDateStr, time.Local)
- if err != nil {
- return
- }
- latestDate, err := time.ParseInLocation(utils.FormatDate, latestDateStr, time.Local)
- if err != nil {
- return
- }
- // 开始预测数据的时间
- startDate := latestDate
- // 如果有筛选时间的话
- if filtrateStartDateStr != `` {
- filtrateStartDate, tmpErr := time.ParseInLocation(utils.FormatDate, filtrateStartDateStr, time.Local)
- if tmpErr != nil {
- err = tmpErr
- return
- }
- //如果筛选时间晚于实际数据时间,那么就以筛选时间作为获取预测数据的时间
- if filtrateStartDate.After(latestDate) {
- startDate = filtrateStartDate.AddDate(0, 0, -1)
- }
- }
- dataValue := lastDataValue
- if predictEdbConf.RuleType == 2 {
- dataValue = predictEdbConf.FixedValue
- }
- //获取后面的预测数据
- dayList := getPredictEdbDayList(startDate, endDate, frequency)
- predictEdbInfoData = make([]*edbDataModel.EdbDataList, 0)
- for k, v := range dayList {
- predictEdbInfoData = append(predictEdbInfoData, &edbDataModel.EdbDataList{
- EdbDataId: int(predictEdbConf.PredictEdbInfoID) + 10000000000 + k,
- EdbInfoId: int(predictEdbConf.PredictEdbInfoID),
- DataTime: v.Format(utils.FormatDate),
- Value: dataValue,
- DataTimestamp: (v.UnixNano() / 1e6) + 1000, //前端需要让加1s,说是2022-09-01 00:00:00 这样的整点不合适
- })
- }
- return
- }
- // GetPredictEdbDayList 获取预测指标日期列表
- func getPredictEdbDayList(startDate, endDate time.Time, frequency string) (dayList []time.Time) {
- //if !utils.InArrayByStr([]string{"日度", "周度", "月度"}, frequency)
- switch frequency {
- case "日度":
- for currDate := startDate.AddDate(0, 0, 1); currDate.Before(endDate) || currDate.Equal(endDate); currDate = currDate.AddDate(0, 0, 1) {
- //周六、日排除
- if currDate.Weekday() == time.Sunday || currDate.Weekday() == time.Saturday {
- continue
- }
- dayList = append(dayList, currDate)
- }
- case "周度":
- //nextDate := startDate.AddDate(0, 0, 7)
- for currDate := startDate.AddDate(0, 0, 7); currDate.Before(endDate) || currDate.Equal(endDate); currDate = currDate.AddDate(0, 0, 7) {
- dayList = append(dayList, currDate)
- }
- case "月度":
- for currDate := startDate; currDate.Before(endDate) || currDate.Equal(endDate); {
- currDate = time.Date(currDate.Year(), currDate.Month(), 1, 0, 0, 0, 0, time.Now().Location()).AddDate(0, 2, -1)
- if !currDate.After(endDate) {
- dayList = append(dayList, currDate)
- }
- }
- }
- return
- }
- // GetPredictDataListByPredictEdbInfoId 根据预测指标id获取预测指标的数据
- func GetPredictDataListByPredictEdbInfoId(edbInfoId int, startDate, endDate string, isTimeBetween bool) (dataList []*edbDataModel.EdbDataList, sourceEdbInfoItem *edbInfoModel.EdbInfo, predictEdbConf *predictEdbConfModel.PredictEdbConf, err error, errMsg string) {
- edbInfo, err := edbInfoModel.GetEdbInfoById(edbInfoId)
- if err != nil {
- errMsg = `获取预测指标信息失败`
- return
- }
- return GetPredictDataListByPredictEdbInfo(edbInfo, startDate, endDate, isTimeBetween)
- }
- // GetPredictDataListByPredictEdbInfo 根据预测指标信息获取预测指标的数据
- func GetPredictDataListByPredictEdbInfo(edbInfo *edbInfoModel.EdbInfo, startDate, endDate string, isTimeBetween bool) (dataList []*edbDataModel.EdbDataList, sourceEdbInfoItem *edbInfoModel.EdbInfo, predictEdbConf *predictEdbConfModel.PredictEdbConf, err error, errMsg string) {
- // 非计算指标,直接从表里获取数据
- if edbInfo.EdbType != 1 {
- if !isTimeBetween {
- endDate = ``
- }
- return GetPredictCalculateDataListByPredictEdbInfo(edbInfo, startDate, endDate)
- }
- // 查找该预测指标配置
- predictEdbConf, err = predictEdbConfModel.GetPredictEdbConfById(edbInfo.EdbInfoId)
- if err != nil && err != utils.ErrNoRow {
- errMsg = "获取预测指标配置信息失败"
- return
- }
- if predictEdbConf == nil {
- errMsg = "获取预测指标配置信息失败"
- err = errors.New(errMsg)
- return
- }
- // 来源指标
- sourceEdbInfoItem, err = edbInfoModel.GetEdbInfoById(int(predictEdbConf.SourceEdbInfoID))
- if err != nil {
- if err == utils.ErrNoRow {
- errMsg = "找不到来源指标信息"
- err = errors.New(errMsg)
- }
- return
- }
- //获取指标数据(实际已生成)
- dataList, err = edbDataModel.GetEdbDataList(sourceEdbInfoItem.Source, sourceEdbInfoItem.EdbInfoId, startDate, endDate)
- if err != nil {
- return
- }
- // 获取预测指标未来的数据
- predictDataList := make([]*edbDataModel.EdbDataList, 0)
- endDateStr := edbInfo.EndDate.Format(utils.FormatDate) //预测指标的结束日期
- if isTimeBetween { //如果是时间区间,那么
- reqEndDateTime, _ := time.ParseInLocation(utils.FormatDate, endDate, time.Local)
- // 如果选择的时间区间结束日期 晚于 当天,那么预测数据截止到当天
- if reqEndDateTime.Before(edbInfo.EndDate) {
- endDateStr = endDate
- }
- }
- predictDataList, err = GetChartPredictEdbInfoDataList(*predictEdbConf, startDate, sourceEdbInfoItem.LatestDate.Format(utils.FormatDate), sourceEdbInfoItem.LatestValue, endDateStr, edbInfo.Frequency)
- if err != nil {
- return
- }
- dataList = append(dataList, predictDataList...)
- if len(predictDataList) > 0 {
- tmpValue := predictDataList[0]
- // 如果最大值 小于 预测值,那么将预测值作为最大值数据返回
- if edbInfo.MaxValue < tmpValue.Value {
- edbInfo.MaxValue = tmpValue.Value
- }
- // 如果最小值 大于 预测值,那么将预测值作为最小值数据返回
- if edbInfo.MinValue > tmpValue.Value {
- edbInfo.MinValue = tmpValue.Value
- }
- }
- return
- }
- // GetPredictCalculateDataListByPredictEdbInfo 根据预测运算指标信息获取预测指标的数据
- func GetPredictCalculateDataListByPredictEdbInfo(edbInfo *edbInfoModel.EdbInfo, startDate, endDate string) (dataList []*edbDataModel.EdbDataList, sourceEdbInfoItem *edbInfoModel.EdbInfo, predictEdbConf *predictEdbConfModel.PredictEdbConf, err error, errMsg string) {
- dataList, err = edbDataModel.GetEdbDataList(edbInfo.Source, edbInfo.EdbInfoId, startDate, endDate)
- return
- }
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