[计算相关]获取所有的物业表计，然后对所有的物业表计电量进行计算。(完成)

2023-08-03 16:59:58 +08:00
parent f254ec1f3a
commit f688f50ecb
14 changed files with 1084 additions and 15 deletions
--- a/service/calculate/checking.go
+++ b/service/calculate/checking.go
@@ -0,0 +1,32 @@
+package calculate
+import (
+	"electricity_bill_calc/model"
+	"fmt"
+	"sync/atomic"
+)
+
+func CheckMeterArea(report *model.ReportIndex, meters []*model.MeterDetail) (bool, error) {
+	anyAreaOptions := report.BasisPooled == model.POOLING_MODE_AREA ||
+		report.AdjustPooled == model.POOLING_MODE_AREA ||
+		report.PublicPooled == model.POOLING_MODE_AREA ||
+		report.LossPooled == model.POOLING_MODE_AREA
+
+	if anyAreaOptions {
+		var meterWithoutArea int32
+
+		for _, m := range meters {
+			if (m.MeterType ==  model.METER_INSTALLATION_TENEMENT || m.MeterType ==  model.METER_INSTALLATION_POOLING) &&
+				m.Area == nil {
+				atomic.AddInt32(&meterWithoutArea, 1)
+			}
+		}
+
+		if meterWithoutArea != 0 {
+			return false, fmt.Errorf("园区中有 %d 个表计没有设置面积，无法进行按面积摊薄。", meterWithoutArea)
+		}
+
+		return true, nil
+	}
+
+	return false, nil
+}
--- a/service/calculate/park.go
+++ b/service/calculate/park.go
@@ -0,0 +1,37 @@
+package calculate
+
+import (
+	"electricity_bill_calc/model"
+	"electricity_bill_calc/model/calculate"
+	"electricity_bill_calc/repository"
+	"time"
+)
+
+func MetersParkCalculate(report model.ReportIndex, periodStart time.Time,
+	periodEnd time.Time, meterDetail []*model.MeterDetail,
+	summary calculate.Summary) ([]calculate.Meter, error) {
+	parkMeterReadings, err := repository.CalculateRepository.GetMeterReadings(report.Id, model.METER_INSTALLATION_PARK)
+	if err != nil {
+		return nil, err
+	}
+
+	lastTermParkMeterReadings, err := repository.CalculateRepository.GetLastPeriodReadings(report.Id, model.METER_INSTALLATION_PARK)
+	if err != nil {
+		return nil, err
+	}
+
+	parkMeterReadings = append(parkMeterReadings, lastTermParkMeterReadings...)
+
+	var parkMetersReports []calculate.Meter
+	for _, meter := range meterDetail {
+		if meter.MeterType == model.METER_INSTALLATION_PARK {
+			parkMetersReport, err := determinePublicMeterConsumptions(meter.Code, periodStart, periodEnd, parkMeterReadings, *meter, summary)
+			if err != nil {
+				return nil, err
+			}
+			parkMetersReports = append(parkMetersReports, parkMetersReport)
+		}
+
+	}
+	return parkMetersReports, nil
+}
--- a/service/calculate/pooled.go
+++ b/service/calculate/pooled.go
@@ -0,0 +1,111 @@
+package calculate
+
+import (
+	"electricity_bill_calc/model"
+	"electricity_bill_calc/model/calculate"
+	"electricity_bill_calc/repository"
+	"github.com/shopspring/decimal"
+	"time"
+	"unsafe"
+)
+
+//核算园区中的全部公摊表计的电量用量
+func PooledMetersCalculate(report *model.ReportIndex, periodStart time.Time,
+	periodEnd time.Time, meterDetails []*model.MeterDetail,
+	summary calculate.Summary) ([]calculate.Meter, error) {
+	poolingMeterReadings, err := repository.CalculateRepository.GetMeterReadings(report.Id, model.METER_INSTALLATION_POOLING)
+	if err != nil {
+		return nil, err
+	}
+
+	lastTermPoolingMeterReadings, err := repository.CalculateRepository.GetLastPeriodReadings(report.Id, model.METER_INSTALLATION_POOLING)
+	if err != nil {
+		return nil, err
+	}
+
+	poolingMeterReadings = append(poolingMeterReadings, lastTermPoolingMeterReadings...)
+
+	var poolingMetersReports []calculate.Meter
+	for _, meter := range meterDetails {
+		poolingMetersReport, err := determinePublicMeterConsumptions(meter.Code, periodStart, periodEnd, poolingMeterReadings, *meter, summary)
+		if err != nil {
+			return nil, err
+		}
+		poolingMetersReports = append(poolingMetersReports, poolingMetersReport)
+	}
+	return poolingMetersReports, nil
+}
+
+//  确定指定非商户表计在指定时间段内的全部电量
+func determinePublicMeterConsumptions(meterId string, periodStart time.Time,
+	periodEnd time.Time, readings []model.MeterReading,
+	meterDetail model.MeterDetail, summary calculate.Summary) (calculate.Meter, error) {
+	startReading, err := DeterminePublicMeterStartReading(meterId, periodStart, meterDetail.DetachedAt.Time, readings)
+	if err != nil {
+		return calculate.Meter{}, err
+	}
+
+	endReading, err := DeterminePublicMeterEndReading(meterId, periodEnd, meterDetail.DetachedAt.Time, readings)
+	if err != nil {
+		return calculate.Meter{}, err
+	}
+
+	overall, err := ComputeOverall(*startReading, *endReading, summary)
+	if err != nil {
+		return calculate.Meter{}, err
+	}
+
+	critical, err := ComputeCritical(*startReading, *endReading, summary)
+	if err != nil {
+		return calculate.Meter{}, err
+	}
+
+	peak, err := ComputePeak(*startReading, *endReading, summary)
+	if err != nil {
+		return calculate.Meter{}, err
+	}
+
+	flat, err := ComputeFlat(*startReading, *endReading, summary)
+	if err != nil {
+		return calculate.Meter{}, err
+	}
+
+	valley, err := ComputeValley(*startReading, *endReading, summary)
+	if err != nil {
+		return calculate.Meter{}, err
+	}
+
+	return calculate.Meter{
+		Code:        meterId,
+		Detail:      meterDetail,
+		CoveredArea: meterDetail.Area.Decimal,
+		LastTermReading: (*calculate.Reading)(unsafe.Pointer(&model.Reading{
+			Ratio:    startReading.Ratio,
+			Overall:  startReading.Overall,
+			Critical: startReading.Critical,
+			Peak:     startReading.Peak,
+			Flat:     startReading.Flat,
+			Valley:   startReading.Valley,
+		})),
+		CurrentTermReading: (*calculate.Reading)(unsafe.Pointer(&model.Reading{
+			Ratio:    endReading.Ratio,
+			Overall:  endReading.Overall,
+			Critical: endReading.Critical,
+			Peak:     endReading.Peak,
+			Flat:     endReading.Flat,
+			Valley:   endReading.Valley,
+		})),
+		Overall:                 overall,
+		Critical:                critical,
+		Peak:                    peak,
+		Flat:                    flat,
+		Valley:                  valley,
+		AdjustLoss:              model.ConsumptionUnit{},
+		PooledBasic:             model.ConsumptionUnit{},
+		PooledAdjust:            model.ConsumptionUnit{},
+		PooledLoss:              model.ConsumptionUnit{},
+		PooledPublic:            model.ConsumptionUnit{},
+		SharedPoolingProportion: decimal.Decimal{},
+		Poolings:                nil,
+	}, nil
+}
--- a/service/calculate/shared.go
+++ b/service/calculate/shared.go
@@ -0,0 +1,105 @@
+package calculate
+
+import (
+	"electricity_bill_calc/model"
+	"electricity_bill_calc/types"
+	"errors"
+	"fmt"
+	"time"
+)
+
+// 确定指定非商户表计的起始读数
+func DeterminePublicMeterStartReading(meterId string, periodStart time.Time,
+	attachedAt time.Time, meterReadings []model.MeterReading) (*model.MeterReading, error) {
+	periodBeginning := types.Date{Time: periodStart}.ToBeginningOfDate()
+
+	if len(meterReadings) <= 0 {
+		return nil, errors.New(fmt.Sprintf("表计的抄表记录数据不足%s", meterId))
+	}
+
+	var minReading types.DateTime
+	for _, reading := range meterReadings {
+		if reading.ReadAt.Before(minReading.Time) {
+			minReading = reading.ReadAt
+		}
+	}
+	startTimes := []time.Time{
+		minReading.Time,
+		periodBeginning.Time,
+		ShiftToAsiaShanghai(attachedAt),
+	}
+	if len(startTimes) < 0 {
+		return nil, errors.New(fmt.Sprintf("无法确定表计 {%s} 的计量的起始时间", meterId))
+	}
+
+	var startReading []model.MeterReading
+	for _, reading := range meterReadings {
+		readingAt := ShiftToAsiaShanghai(reading.ReadAt.UTC())
+		for _, startTime := range startTimes {
+			if reading.Meter == meterId && readingAt.After(startTime) || readingAt.Equal(startTime) {
+				startReading = append(startReading, reading)
+				break
+			}
+		}
+	}
+
+	if len(startReading) <= 0 {
+		return nil, errors.New(fmt.Sprintf("无法确定表计 %s 的计量的起始读数", meterId))
+	}
+
+	var startReadings *model.MeterReading
+	for _, readings := range startReading {
+		if startReadings == nil || readings.ReadAt.Before(startReadings.ReadAt.Time) {
+			startReadings = &readings
+		}
+	}
+	return startReadings, nil
+}
+
+// 确定指定非商户表计的结束读数
+func DeterminePublicMeterEndReading(meterId string, periodEnd time.Time,
+	detachedAt time.Time, meterReadings []model.MeterReading) (*model.MeterReading, error) {
+	periodEnding := types.Date{Time: periodEnd}.ToEndingOfDate()
+
+	if len(meterReadings) <= 0 {
+		return nil, errors.New(fmt.Sprintf("表计的抄表记录数据不足%s", meterId))
+	}
+
+	var minReading types.DateTime
+	for _, reading := range meterReadings {
+		if reading.ReadAt.Before(minReading.Time) {
+			minReading = reading.ReadAt
+		}
+	}
+	startTimes := []time.Time{
+		minReading.Time,
+		periodEnding.Time,
+		ShiftToAsiaShanghai(detachedAt),
+	}
+	if len(startTimes) < 0 {
+		return nil, errors.New(fmt.Sprintf("无法确定表计 {%s} 的计量的终止时间", meterId))
+	}
+
+	var startReading []model.MeterReading
+	for _, reading := range meterReadings {
+		readingAt := ShiftToAsiaShanghai(reading.ReadAt.UTC())
+		for _, startTime := range startTimes {
+			if reading.Meter == meterId && readingAt.After(startTime) || readingAt.Equal(startTime) {
+				startReading = append(startReading, reading)
+				break
+			}
+		}
+	}
+
+	if len(startReading) <= 0 {
+		return nil, errors.New(fmt.Sprintf("无法确定表计 %s 的计量的终止读数", meterId))
+	}
+
+	var startReadings *model.MeterReading
+	for _, readings := range startReading {
+		if startReadings == nil || readings.ReadAt.Before(startReadings.ReadAt.Time) {
+			startReadings = &readings
+		}
+	}
+	return startReadings, nil
+}
--- a/service/calculate/summary.go
+++ b/service/calculate/summary.go
@@ -0,0 +1 @@
+package calculate
--- a/service/calculate/tenement.go
+++ b/service/calculate/tenement.go
@@ -0,0 +1,288 @@
+package calculate
+
+import (
+	"electricity_bill_calc/model"
+	"electricity_bill_calc/model/calculate"
+	"electricity_bill_calc/repository"
+	"errors"
+	"fmt"
+	"github.com/shopspring/decimal"
+	"strings"
+	"time"
+	"unsafe"
+)
+
+// 核算园区中的全部商户表计电量用电
+func TenementMetersCalculate(report *model.ReportIndex, PeriodStart time.Time,
+	PeriodEnd time.Time, meterDetails []*model.MeterDetail,
+	summary calculate.Summary) ([]model.TenementMeter, error) {
+	tenements, err := repository.CalculateRepository.GetAllTenements(report.Id)
+	if err != nil {
+		fmt.Println("tenement 0", err)
+		return nil, err
+	}
+
+	tenementMeterRelations, err := repository.CalculateRepository.GetAllTenementMeterRelations(report.Park, PeriodEnd, PeriodStart)
+	if err != nil {
+		fmt.Println("tenement 1", err)
+		return nil, err
+	}
+
+	tenementMeterReadings, err := repository.CalculateRepository.GetMeterReadings(report.Id, model.METER_INSTALLATION_TENEMENT)
+	if err != nil {
+		fmt.Println("tenement 2", err)
+		return nil, err
+	}
+
+	lastPeriodReadings, err := repository.CalculateRepository.GetLastPeriodReadings(report.Id, model.METER_INSTALLATION_TENEMENT)
+	if err != nil {
+		fmt.Println("tenement 3", err)
+		return nil, err
+	}
+
+	var tenementReports []model.Tenement
+
+	for _, tenement := range tenements {
+		var meters []model.TenementMeter
+
+		for _, relation := range tenementMeterRelations {
+			if strings.EqualFold(relation.TenementId, tenement.Id) {
+				meters = append(meters, relation)
+			}
+		}
+
+		pt, err := determineTenementConsumptions(
+			tenement,
+			meters,
+			PeriodStart,
+			PeriodEnd,
+			tenementMeterReadings,
+			lastPeriodReadings,
+			meterDetails,
+			summary,
+		)
+		if err != nil {
+			return nil, err
+		}
+
+		report := model.Tenement{
+			Id:             pt.Tenement.Id,
+			Park:           pt.Tenement.Park,
+			FullName:       pt.Tenement.FullName,
+			ShortName:      pt.Tenement.ShortName,
+			Abbr:           pt.Tenement.Abbr,
+			Address:        pt.Tenement.Address,
+			ContactName:    pt.Tenement.ContactName,
+			ContactPhone:   pt.Tenement.ContactPhone,
+			Building:       pt.Tenement.Building,
+			BuildingName:   pt.Tenement.BuildingName,
+			OnFloor:        pt.Tenement.OnFloor,
+			InvoiceInfo:    pt.Tenement.InvoiceInfo,
+			MovedInAt:      pt.Tenement.MovedInAt,
+			MovedOutAt:     pt.Tenement.MovedOutAt,
+			CreatedAt:      pt.Tenement.CreatedAt,
+			LastModifiedAt: pt.Tenement.LastModifiedAt,
+			DeletedAt:      pt.Tenement.DeletedAt,
+		}
+
+		tenementReports = append(tenementReports, report)
+	}
+
+	return tenementMeterRelations, nil
+}
+
+//TODO: 2023.08.02 此方法未完成此方法主要用于。确定指定商户在指定时间段内的所有表计读数(完成)
+func determineTenementConsumptions(tenement model.Tenement,
+	relatedMeters []model.TenementMeter, periodStart time.Time,
+	periodEnd time.Time, currentTermReadings []model.MeterReading, lastPeriodReadings []model.MeterReading,
+	meterDetails []*model.MeterDetail, summary calculate.Summary) (calculate.PrimaryTenementStatistics, error) {
+	var meters []calculate.Meter
+	for _, meter := range relatedMeters {
+		startReading, err := determineTenementMeterStartReading(meter.MeterId, periodStart, ShiftToAsiaShanghai(tenement.MovedInAt.Time), meter, currentTermReadings, lastPeriodReadings)
+		if err != nil {
+			fmt.Println(err)
+			return calculate.PrimaryTenementStatistics{}, err
+		}
+
+		endReading, err := determineTenementMeterEndReading(meter.MeterId, periodEnd, ShiftToAsiaShanghai(tenement.MovedOutAt.Time), meter, currentTermReadings)
+		if err != nil {
+			fmt.Println(err)
+			return calculate.PrimaryTenementStatistics{}, err
+		}
+
+		detail, err := getMeterDetail(meterDetails, meter.MeterId)
+		if err != nil {
+			return calculate.PrimaryTenementStatistics{}, err
+		}
+
+		overall, err := ComputeOverall(*startReading, *endReading, summary)
+		if err != nil {
+			return calculate.PrimaryTenementStatistics{}, err
+		}
+
+		critical, err := ComputeCritical(*startReading, *endReading, summary)
+		if err != nil {
+			return calculate.PrimaryTenementStatistics{}, err
+		}
+
+		peak, err := ComputePeak(*startReading, *endReading, summary)
+		if err != nil {
+			return calculate.PrimaryTenementStatistics{}, err
+		}
+
+		flat, err := ComputeFlat(*startReading, *endReading, summary)
+		if err != nil {
+			return calculate.PrimaryTenementStatistics{}, err
+		}
+
+		valley, err := ComputeValley(*startReading, *endReading, summary)
+		if err != nil {
+			return calculate.PrimaryTenementStatistics{}, err
+		}
+
+		lastTermReading := model.Reading{
+			Ratio:    startReading.Ratio,
+			Overall:  startReading.Overall,
+			Critical: startReading.Critical,
+			Peak:     startReading.Peak,
+			Flat:     startReading.Flat,
+			Valley:   startReading.Valley,
+		}
+
+		lastTermReadingPtr := &lastTermReading
+
+		currentTermReading := model.Reading{
+			Ratio:    endReading.Ratio,
+			Overall:  endReading.Overall,
+			Critical: endReading.Critical,
+			Peak:     endReading.Peak,
+			Flat:     endReading.Flat,
+			Valley:   endReading.Valley,
+		}
+
+		currentTermReadingPtr := &currentTermReading
+		meter := calculate.Meter{
+			Code:        meter.MeterId,
+			Detail:      detail,
+			CoveredArea: decimal.NewFromFloat(detail.Area.Decimal.InexactFloat64()),
+
+			LastTermReading:    (*calculate.Reading)(unsafe.Pointer(lastTermReadingPtr)),
+			CurrentTermReading: (*calculate.Reading)(unsafe.Pointer(currentTermReadingPtr)),
+
+			Overall:  overall,
+			Critical: critical,
+			Peak:     peak,
+			Flat:     flat,
+			Valley:   valley,
+
+			AdjustLoss:              model.ConsumptionUnit{},
+			PooledBasic:             model.ConsumptionUnit{},
+			PooledAdjust:            model.ConsumptionUnit{},
+			PooledLoss:              model.ConsumptionUnit{},
+			PooledPublic:            model.ConsumptionUnit{},
+			SharedPoolingProportion: decimal.Decimal{},
+			Poolings:                nil,
+		}
+
+		meters = append(meters, meter)
+	}
+
+	return calculate.PrimaryTenementStatistics{
+		Tenement: tenement,
+		Meters:   meters,
+	}, nil
+}
+
+func getMeterDetail(meterDetails []*model.MeterDetail, code string) (model.MeterDetail, error) {
+	for _, detail := range meterDetails {
+		if detail.Code == code {
+			return *detail, nil
+		}
+	}
+	return model.MeterDetail{}, errors.New(fmt.Sprintf("表计 %s 的详细信息不存在", code))
+}
+
+//确定指定表计的起始读数
+func determineTenementMeterStartReading(meterId string, periodStart time.Time, tenementMovedInAt time.Time,
+	meterRelation model.TenementMeter, currentTermReadings []model.MeterReading,
+	lastPeriodReadings []model.MeterReading) (*model.MeterReading, error) {
+	var startTime time.Time
+	timeList := []time.Time{
+		periodStart,
+		tenementMovedInAt,
+		meterRelation.AssociatedAt.Time,
+	}
+
+	for _, t := range timeList {
+		if t.After(startTime) {
+			startTime = t
+		}
+	}
+	if startTime.IsZero() {
+		return nil, fmt.Errorf("无法确定表计 %s 的计量的起始时间", meterId)
+	}
+
+	var startReading *model.MeterReading
+	if startTime.Equal(periodStart) {
+		for _, reading := range lastPeriodReadings {
+			if reading.Meter == meterId {
+				if startReading == nil || reading.ReadAt.After(startReading.ReadAt.Time) {
+					startReading = &reading
+				}
+			}
+		}
+	} else {
+		for _, reading := range currentTermReadings {
+			readingAt := ShiftToAsiaShanghai(reading.ReadAt.Time)
+			if reading.Meter == meterId && readingAt.After(startTime) {
+				if startReading == nil || readingAt.Before(startReading.ReadAt.Time) {
+					startReading = &reading
+				}
+			}
+		}
+	}
+	if startReading == nil {
+		return nil, errors.New("无法确定表计 " + meterId + " 的计量的起始读数")
+	}
+	return startReading, nil
+}
+
+// 确定指定表计的终止读书
+func determineTenementMeterEndReading(meterId string, periodEnd time.Time,
+	TenementMovedOutAt time.Time, meterRelation model.TenementMeter,
+	currentTermReadings []model.MeterReading) (*model.MeterReading, error) {
+	var endTime time.Time
+	timeList := []time.Time{
+		periodEnd,
+		TenementMovedOutAt,
+		ShiftToAsiaShanghai(meterRelation.DisassociatedAt.Time),
+	}
+	for _, t := range timeList {
+		if t.After(endTime) {
+			endTime = t
+		}
+	}
+	if endTime.IsZero() {
+		return nil, fmt.Errorf("无法确定表计 %s 的计量的结束时间", meterId)
+	}
+
+	var endReading *model.MeterReading
+
+	for _, reading := range currentTermReadings {
+		readingAt := ShiftToAsiaShanghai(reading.ReadAt.Time)
+		if reading.Meter == meterId && readingAt.Before(endTime) {
+			if endReading == nil || readingAt.After(ShiftToAsiaShanghai(endReading.ReadAt.Time)) {
+				endReading = &reading
+			}
+		}
+	}
+	if endReading == nil {
+		return nil, errors.New(fmt.Sprintf("无法确定表计 %s 的计量的结束读数", meterId))
+	}
+	return endReading, nil
+}
+
+func ShiftToAsiaShanghai(t time.Time) time.Time {
+	location, _ := time.LoadLocation("Asia/Shanghai")
+	return t.In(location)
+}
--- a/service/calculate/utils.go
+++ b/service/calculate/utils.go
@@ -0,0 +1,141 @@
+package calculate
+
+import (
+	"electricity_bill_calc/model"
+	"electricity_bill_calc/model/calculate"
+	"errors"
+	"fmt"
+	"github.com/shopspring/decimal"
+)
+
+// 计算两个读书之间的有功（总）电量
+func ComputeOverall(startReading model.MeterReading, endReading model.MeterReading, summary calculate.Summary) (model.ConsumptionUnit, error) {
+	start := startReading.Overall.InexactFloat64() * startReading.Ratio.InexactFloat64()
+	end := endReading.Overall.InexactFloat64() * endReading.Ratio.InexactFloat64()
+
+	if start > end {
+		return model.ConsumptionUnit{}, errors.New(fmt.Sprintf("表计 {%s} 有功（总）开始读数 {%x} 大于结束读数 {%x}", startReading.Meter, start, end))
+	}
+
+	amount := end - start
+
+	var summaryAmount float64
+	if summary.Overall.Amount == decimal.Zero {
+		summaryAmount = decimal.NewFromFloat(1.0).InexactFloat64()
+	} else {
+		summaryAmount = summary.Overall.Amount.InexactFloat64()
+	}
+
+	return model.ConsumptionUnit{
+		Amount:     decimal.NewFromFloat(amount),
+		Fee:        decimal.NewFromFloat(amount * summary.Overall.Price.InexactFloat64()),
+		Price:      decimal.NewFromFloat(summary.Overall.Price.InexactFloat64()),
+		Proportion: decimal.NewFromFloat(amount / summaryAmount),
+	}, nil
+}
+
+//计算两个读书之间的尖峰电量
+func ComputeCritical(startReading model.MeterReading, endReading model.MeterReading, summary calculate.Summary) (model.ConsumptionUnit, error) {
+	start := startReading.Critical.InexactFloat64() * startReading.Ratio.InexactFloat64()
+	end := endReading.Critical.InexactFloat64() * endReading.Ratio.InexactFloat64()
+
+	if start > end {
+		return model.ConsumptionUnit{}, errors.New(fmt.Sprintf("尖峰开始读数 {%x} 大于结束读数 {%x}", start, end))
+	}
+
+	amount := end - start
+	var summaryAmount float64
+
+	if summary.Critical.Amount.Equal(decimal.Zero) {
+		summaryAmount = decimal.NewFromFloat(1.0).InexactFloat64()
+	} else {
+		summaryAmount = summary.Critical.Amount.InexactFloat64()
+	}
+
+	return model.ConsumptionUnit{
+		Amount:     decimal.NewFromFloat(amount),
+		Fee:        decimal.NewFromFloat(amount * summary.Critical.Amount.InexactFloat64()),
+		Price:      decimal.NewFromFloat(summary.Critical.Price.InexactFloat64()),
+		Proportion: decimal.NewFromFloat(amount / summaryAmount),
+	}, nil
+}
+
+// 计算两个读数之间的峰电量
+func ComputePeak(startReading model.MeterReading, endReading model.MeterReading, summary calculate.Summary) (model.ConsumptionUnit, error) {
+	start := startReading.Peak.InexactFloat64() * startReading.Ratio.InexactFloat64()
+	end := startReading.Peak.InexactFloat64() * endReading.Ratio.InexactFloat64()
+
+	if start > end {
+		return model.ConsumptionUnit{}, errors.New(fmt.Sprintf("峰开始读数 {%x} 大于结束读数 {%x}", start, end))
+	}
+
+	amount := end - start
+	var summaryAmount float64
+
+	if summary.Peak.Amount.Equal(decimal.Zero) {
+		summaryAmount = decimal.NewFromFloat(1.0).InexactFloat64()
+	} else {
+		summaryAmount = summary.Peak.Amount.InexactFloat64()
+	}
+
+	return model.ConsumptionUnit{
+		Amount:     decimal.NewFromFloat(amount),
+		Fee:        decimal.NewFromFloat(amount * summary.Peak.Price.InexactFloat64()),
+		Price:      decimal.NewFromFloat(summary.Peak.Price.InexactFloat64()),
+		Proportion: decimal.NewFromFloat(amount / summaryAmount),
+	}, nil
+
+}
+
+//计算两个读数之间的平电量
+func ComputeFlat(startReading model.MeterReading, endReading model.MeterReading, summary calculate.Summary) (model.ConsumptionUnit, error) {
+	start := startReading.Flat.InexactFloat64() * startReading.Ratio.InexactFloat64()
+	end := endReading.Flat.InexactFloat64() * endReading.Ratio.InexactFloat64()
+
+	if start > end {
+		return model.ConsumptionUnit{}, errors.New(fmt.Sprintf("平开始读数 {%x} 大于结束读数 {%x}", start, end))
+	}
+
+	amount := end - start
+	var summaryAmount float64
+
+	if summary.Flat.Amount.Equal(decimal.Zero) {
+		summaryAmount = decimal.NewFromFloat(1.0).InexactFloat64()
+	} else {
+		summaryAmount = summary.Flat.Amount.InexactFloat64()
+	}
+
+	return model.ConsumptionUnit{
+		Amount:     decimal.NewFromFloat(amount),
+		Fee:        decimal.NewFromFloat(amount * summary.Flat.Price.InexactFloat64()),
+		Price:      decimal.NewFromFloat(summary.Flat.Price.InexactFloat64()),
+		Proportion: decimal.NewFromFloat(amount / summaryAmount),
+	}, nil
+}
+
+//计算两个读数之间的谷电量
+func ComputeValley(startReading model.MeterReading, endReading model.MeterReading, summary calculate.Summary) (model.ConsumptionUnit, error) {
+	start := startReading.Valley.InexactFloat64() * startReading.Ratio.InexactFloat64()
+	end := endReading.Valley.InexactFloat64() * endReading.Ratio.InexactFloat64()
+
+	if start > end {
+		return model.ConsumptionUnit{}, errors.New(fmt.Sprintf("谷开始读数 {%x} 大于结束读数 {%x}", start, end))
+	}
+
+	amount := end - start
+
+	var summaryAmount float64
+
+	if summary.Valley.Amount.Equal(decimal.Zero) {
+		summaryAmount = decimal.NewFromFloat(1.0).InexactFloat64()
+	} else {
+		summaryAmount = summary.Valley.Amount.InexactFloat64()
+	}
+
+	return model.ConsumptionUnit{
+		Amount:     decimal.NewFromFloat(amount),
+		Fee:        decimal.NewFromFloat(amount * summary.Valley.Price.InexactFloat64()),
+		Price:      decimal.NewFromFloat(summary.Valley.Price.InexactFloat64()),
+		Proportion: decimal.NewFromFloat(amount / summaryAmount),
+	}, nil
+}
--- a/service/calculate/wattCost.go
+++ b/service/calculate/wattCost.go
@@ -0,0 +1,66 @@
+package calculate
+
+import (
+	"electricity_bill_calc/model/calculate"
+	"electricity_bill_calc/repository"
+	"fmt"
+)
+
+func MainCalculateProcess(rid string) {
+	report, err := repository.ReportRepository.GetReportIndex(rid)
+	if err != nil {
+		fmt.Println("1", err.Error()+"指定报表不存在")
+		return
+	}
+
+	reportSummary, err := repository.ReportRepository.RetrieveReportSummary(rid)
+	if err != nil {
+		fmt.Println("2", err.Error()+"指定报表的基本电量电费数据不存在")
+		return
+	}
+
+	summary := calculate.FromReportSummary(reportSummary, report)
+
+	periodStart := report.Period.SafeLower()
+	periodEnd := report.Period.SafeUpper()
+
+	meterDetails, err := repository.MeterRepository.AllUsedMetersInReport(report.Id)
+	if err != nil {
+		fmt.Println("3", err)
+		return
+	}
+
+	meterRelations, err := repository.CalculateRepository.GetAllPoolingMeterRelations(report.Park, periodStart.Time)
+	if err != nil {
+		fmt.Println("4", err)
+		return
+	}
+	_, err = CheckMeterArea(report, meterDetails)
+	if err != nil {
+		fmt.Println("5", err)
+		return
+	}
+
+	// 寻找每一个商户的所有表计读数，然后对分配到各个商户的表计读数进行初步的计算.
+	tenementReports, err := TenementMetersCalculate(report, periodStart.Time, periodEnd.Time, meterDetails, summary)
+	if err != nil {
+		fmt.Println("6", err)
+		return
+	}
+
+	//取得所有公摊表计的读数，以及公摊表计对应的分摊表计
+	poolingMetersReports, err := PooledMetersCalculate(report, periodStart.Time, periodEnd.Time, meterDetails, summary)
+	if err != nil {
+		fmt.Println("7", err)
+		return
+	}
+
+	parkMetersReports, err := MetersParkCalculate(*report, periodStart.Time, periodEnd.Time, meterDetails, summary)
+	if err != nil {
+		fmt.Println("8", err)
+		return
+	}
+
+	fmt.Println(meterRelations, tenementReports, poolingMetersReports, parkMetersReports)
+
+}