319 lines
14 KiB
Go
319 lines
14 KiB
Go
package service
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import (
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"database/sql"
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"electricity_bill_calc/cache"
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"electricity_bill_calc/exceptions"
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"electricity_bill_calc/global"
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"electricity_bill_calc/model"
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"fmt"
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"github.com/shopspring/decimal"
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)
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type _CalculateService struct{}
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var CalculateService _CalculateService
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func (_CalculateService) ComprehensivelyCalculateReport(reportId string) (err error) {
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ctx, cancel := global.TimeoutContext(12)
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defer cancel()
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// 资料准备
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var report = new(model.Report)
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err = global.DB.NewSelect().Model(report).
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Relation("Summary").
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Relation("WillDilutedFees").
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Relation("EndUsers").
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Where("r.id = ?", reportId).
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Scan(ctx)
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if err != nil || report == nil {
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return exceptions.NewNotFoundErrorFromError("未找到指定的公示报表", err)
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}
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// 综合计算
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report.Summary.CalculatePrices()
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// 计算维护费总计
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maintenanceFeeTotal := decimal.NewFromInt(0)
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for _, m := range report.WillDilutedFees {
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maintenanceFeeTotal = maintenanceFeeTotal.Add(m.Fee)
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}
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// 计算终端用户信息与概览中的合计
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report.Summary.Customers = model.NewConsumptions()
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report.Summary.Publics = model.NewConsumptions()
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report.Summary.Diluteds = model.NewConsumptions()
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for _, eu := range report.EndUsers {
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eu.OverallFee = decimal.NewNullDecimal(
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eu.Overall.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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eu.CriticalFee = decimal.NewNullDecimal(
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eu.Critical.Decimal.Mul(report.Summary.CriticalPrice.Decimal).RoundBank(2),
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)
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eu.PeakFee = decimal.NewNullDecimal(
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eu.Peak.Decimal.Mul(report.Summary.PeakPrice.Decimal).RoundBank(2),
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)
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eu.FlatFee = decimal.NewNullDecimal(
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eu.Flat.Decimal.Mul(report.Summary.FlatPrice.Decimal).RoundBank(2),
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)
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eu.ValleyFee = decimal.NewNullDecimal(
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eu.Valley.Decimal.Mul(report.Summary.ValleyPrice.Decimal).RoundBank(2),
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)
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if eu.IsPublicMeter {
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report.Summary.Publics.Consumption.Decimal = report.Summary.Publics.Consumption.Decimal.Add(eu.Overall.Decimal)
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report.Summary.Publics.Critical.Decimal = report.Summary.Publics.Critical.Decimal.Add(eu.Critical.Decimal)
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report.Summary.Publics.Peak.Decimal = report.Summary.Publics.Peak.Decimal.Add(eu.Peak.Decimal)
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report.Summary.Publics.Flat.Decimal = report.Summary.Publics.Flat.Decimal.Add(eu.Flat.Decimal)
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report.Summary.Publics.Valley.Decimal = report.Summary.Publics.Valley.Decimal.Add(eu.Valley.Decimal)
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if eu.WillDilute {
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report.Summary.Diluteds.Consumption.Decimal = report.Summary.Diluteds.Consumption.Decimal.Add(eu.Overall.Decimal)
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report.Summary.Diluteds.Critical.Decimal = report.Summary.Diluteds.Critical.Decimal.Add(eu.Critical.Decimal)
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report.Summary.Diluteds.Peak.Decimal = report.Summary.Diluteds.Peak.Decimal.Add(eu.Peak.Decimal)
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report.Summary.Diluteds.Flat.Decimal = report.Summary.Diluteds.Flat.Decimal.Add(eu.Flat.Decimal)
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report.Summary.Diluteds.Valley.Decimal = report.Summary.Diluteds.Valley.Decimal.Add(eu.Valley.Decimal)
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}
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} else {
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report.Summary.Customers.Consumption.Decimal = report.Summary.Customers.Consumption.Decimal.Add(eu.Overall.Decimal)
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report.Summary.Customers.Critical.Decimal = report.Summary.Customers.Critical.Decimal.Add(eu.Critical.Decimal)
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report.Summary.Customers.Peak.Decimal = report.Summary.Customers.Peak.Decimal.Add(eu.Peak.Decimal)
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report.Summary.Customers.Flat.Decimal = report.Summary.Customers.Flat.Decimal.Add(eu.Flat.Decimal)
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report.Summary.Customers.Valley.Decimal = report.Summary.Customers.Valley.Decimal.Add(eu.Valley.Decimal)
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}
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}
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// 计算户表总电费和公共总电费以及相应的摊薄
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if report.SubmeterType == model.CUSTOMER_METER_NON_PV {
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// 计算终端用户部分
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report.Summary.Customers.ConsumptionFee = decimal.NewNullDecimal(
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report.Summary.Customers.Consumption.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Customers.CriticalFee = decimal.NewNullDecimal(
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report.Summary.Customers.Critical.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Customers.PeakFee = decimal.NewNullDecimal(
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report.Summary.Customers.Peak.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Customers.FlatFee = decimal.NewNullDecimal(
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report.Summary.Customers.Flat.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Customers.ValleyFee = decimal.NewNullDecimal(
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report.Summary.Customers.Valley.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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// 计算公共区域部分
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report.Summary.Publics.ConsumptionFee = decimal.NewNullDecimal(
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report.Summary.Publics.Consumption.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Publics.CriticalFee = decimal.NewNullDecimal(
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report.Summary.Publics.Critical.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Publics.PeakFee = decimal.NewNullDecimal(
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report.Summary.Publics.Peak.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Publics.FlatFee = decimal.NewNullDecimal(
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report.Summary.Publics.Flat.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Publics.ValleyFee = decimal.NewNullDecimal(
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report.Summary.Publics.Valley.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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// 计算摊薄总计部分
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report.Summary.Diluteds.ConsumptionFee = decimal.NewNullDecimal(
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report.Summary.Diluteds.Consumption.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Diluteds.CriticalFee = decimal.NewNullDecimal(
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report.Summary.Diluteds.Critical.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Diluteds.PeakFee = decimal.NewNullDecimal(
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report.Summary.Diluteds.Peak.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Diluteds.FlatFee = decimal.NewNullDecimal(
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report.Summary.Diluteds.Flat.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Diluteds.ValleyFee = decimal.NewNullDecimal(
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report.Summary.Diluteds.Valley.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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}
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if report.SubmeterType == model.CUSTOMER_METER_PV {
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// 计算终端用户部分
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report.Summary.Customers.ConsumptionFee = decimal.NewNullDecimal(
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report.Summary.Customers.Consumption.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Customers.CriticalFee = decimal.NewNullDecimal(
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report.Summary.Customers.Critical.Decimal.Mul(report.Summary.CriticalPrice.Decimal).RoundBank(2),
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)
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report.Summary.Customers.PeakFee = decimal.NewNullDecimal(
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report.Summary.Customers.Peak.Decimal.Mul(report.Summary.PeakPrice.Decimal).RoundBank(2),
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)
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report.Summary.Customers.FlatFee = decimal.NewNullDecimal(
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report.Summary.Customers.Flat.Decimal.Mul(report.Summary.FlatPrice.Decimal).RoundBank(2),
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)
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report.Summary.Customers.ValleyFee = decimal.NewNullDecimal(
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report.Summary.Customers.Valley.Decimal.Mul(report.Summary.ValleyPrice.Decimal).RoundBank(2),
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)
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// 计算公共区域部分
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report.Summary.Publics.ConsumptionFee = decimal.NewNullDecimal(
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report.Summary.Publics.Consumption.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Publics.CriticalFee = decimal.NewNullDecimal(
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report.Summary.Publics.Critical.Decimal.Mul(report.Summary.CriticalPrice.Decimal).RoundBank(2),
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)
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report.Summary.Publics.PeakFee = decimal.NewNullDecimal(
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report.Summary.Publics.Peak.Decimal.Mul(report.Summary.PeakPrice.Decimal).RoundBank(2),
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)
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report.Summary.Publics.FlatFee = decimal.NewNullDecimal(
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report.Summary.Publics.Flat.Decimal.Mul(report.Summary.FlatPrice.Decimal).RoundBank(2),
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)
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report.Summary.Publics.ValleyFee = decimal.NewNullDecimal(
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report.Summary.Publics.Valley.Decimal.Mul(report.Summary.ValleyPrice.Decimal).RoundBank(2),
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)
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// 计算摊薄部分
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report.Summary.Diluteds.ConsumptionFee = decimal.NewNullDecimal(
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report.Summary.Diluteds.Consumption.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(2),
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)
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report.Summary.Diluteds.CriticalFee = decimal.NewNullDecimal(
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report.Summary.Diluteds.Critical.Decimal.Mul(report.Summary.CriticalPrice.Decimal).RoundBank(2),
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)
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report.Summary.Diluteds.PeakFee = decimal.NewNullDecimal(
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report.Summary.Diluteds.Peak.Decimal.Mul(report.Summary.PeakPrice.Decimal).RoundBank(2),
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)
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report.Summary.Diluteds.FlatFee = decimal.NewNullDecimal(
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report.Summary.Diluteds.Flat.Decimal.Mul(report.Summary.FlatPrice.Decimal).RoundBank(2),
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)
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report.Summary.Diluteds.ValleyFee = decimal.NewNullDecimal(
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report.Summary.Diluteds.Valley.Decimal.Mul(report.Summary.ValleyPrice.Decimal).RoundBank(2),
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)
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}
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if report.Summary.Overall.Abs().GreaterThan(decimal.Zero) {
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report.Summary.Customers.Proportion = decimal.NewNullDecimal(
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report.Summary.Customers.Consumption.Decimal.Div(report.Summary.Overall).RoundBank(15),
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)
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report.Summary.Publics.Proportion = decimal.NewNullDecimal(
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report.Summary.Publics.Consumption.Decimal.Div(report.Summary.Overall).RoundBank(15),
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)
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report.Summary.Diluteds.Proportion = decimal.NewNullDecimal(
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report.Summary.Diluteds.Consumption.Decimal.Div(report.Summary.Overall).RoundBank(15),
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)
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}
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// 计算线损
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report.Summary.Loss = decimal.NewNullDecimal(
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report.Summary.Overall.Sub(report.Summary.Publics.Consumption.Decimal).Sub(report.Summary.Customers.Consumption.Decimal),
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)
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report.Summary.LossFee = decimal.NewNullDecimal(
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report.Summary.Loss.Decimal.Mul(report.Summary.OverallPrice.Decimal).RoundBank(8),
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)
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if report.Summary.Overall.Abs().GreaterThan(decimal.Zero) {
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report.Summary.LossProportion = decimal.NewNullDecimal(
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report.Summary.Loss.Decimal.Div(report.Summary.Overall).RoundBank(15),
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)
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}
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if report.Summary.Customers.Consumption.Decimal.Abs().GreaterThan(decimal.Zero) {
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report.Summary.LossDilutedPrice = decimal.NewNullDecimal(
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report.Summary.LossFee.Decimal.Div(report.Summary.Customers.Consumption.Decimal).RoundBank(8),
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)
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}
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// 计算基本电费和调整电费等的摊薄
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if report.Summary.Customers.Consumption.Decimal.Abs().GreaterThan(decimal.Zero) {
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report.Summary.BasicDilutedPrice = decimal.NewNullDecimal(
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report.Summary.BasicFee.Div(report.Summary.Customers.Consumption.Decimal).RoundBank(8),
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)
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report.Summary.AdjustDilutedPrice = decimal.NewNullDecimal(
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report.Summary.AdjustFee.Div(report.Summary.Customers.Consumption.Decimal).RoundBank(8),
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)
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report.Summary.MaintenanceDilutedPrice = decimal.NewNullDecimal(
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maintenanceFeeTotal.Div(report.Summary.Customers.Consumption.Decimal).RoundBank(8),
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)
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// ! 这里需要注意的是，在原始设计中PublicConsumptionDilutedPrice就是表示公共摊薄价格，
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// ! 而不是所有公共设施合计数据，所以要使用Diluteds部分数据。
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report.Summary.PublicConsumptionDilutedPrice = decimal.NewNullDecimal(
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report.Summary.Diluteds.ConsumptionFee.Decimal.Div(report.Summary.Customers.Consumption.Decimal).RoundBank(8),
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)
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}
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// 计算摊薄总计
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report.Summary.MaintenanceOverall = decimal.NewNullDecimal(maintenanceFeeTotal)
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report.Summary.FinalDilutedOverall = decimal.NewNullDecimal(
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report.Summary.BasicFee.
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Add(report.Summary.AdjustFee).
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Add(report.Summary.Diluteds.ConsumptionFee.Decimal).
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Add(maintenanceFeeTotal).
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Add(report.Summary.LossFee.Decimal),
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)
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// 计算终端用户的全部摊薄内容
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for _, eu := range report.EndUsers {
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if eu.IsPublicMeter && eu.WillDilute {
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// 计算需要摊薄的公共表计的摊薄内容
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if report.Summary.Diluteds.Consumption.Decimal.Abs().GreaterThan(decimal.Zero) {
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eu.OverallProportion = eu.Overall.Decimal.Div(report.Summary.Diluteds.Consumption.Decimal).RoundBank(15)
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} else {
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eu.OverallProportion = decimal.Zero
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}
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} else {
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// 计算户表表计的摊薄内容
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if report.Summary.Customers.Consumption.Decimal.Abs().GreaterThan(decimal.Zero) {
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eu.OverallProportion = eu.Overall.Decimal.Div(report.Summary.Customers.Consumption.Decimal).RoundBank(15)
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} else {
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eu.OverallProportion = decimal.Zero
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}
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eu.BasicFeeDiluted = decimal.NewNullDecimal(
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eu.Overall.Decimal.Mul(report.Summary.BasicDilutedPrice.Decimal).RoundBank(2),
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)
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eu.AdjustFeeDiluted = decimal.NewNullDecimal(
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eu.Overall.Decimal.Mul(report.Summary.AdjustDilutedPrice.Decimal).RoundBank(2),
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)
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eu.LossDiluted = decimal.NewNullDecimal(
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report.Summary.Loss.Decimal.Mul(eu.OverallProportion).RoundBank(8),
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)
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eu.LossFeeDiluted = decimal.NewNullDecimal(
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eu.Overall.Decimal.Mul(report.Summary.LossDilutedPrice.Decimal).RoundBank(8),
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)
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eu.MaintenanceFeeDiluted = decimal.NewNullDecimal(
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eu.Overall.Decimal.Mul(report.Summary.MaintenanceDilutedPrice.Decimal).RoundBank(8),
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)
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eu.PublicConsumptionDiluted = decimal.NewNullDecimal(
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eu.Overall.Decimal.Mul(report.Summary.PublicConsumptionDilutedPrice.Decimal).RoundBank(8),
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)
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eu.FinalDiluted = decimal.NewNullDecimal(
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eu.BasicFeeDiluted.Decimal.
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Add(eu.AdjustFeeDiluted.Decimal).
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Add(eu.LossFeeDiluted.Decimal).
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Add(eu.MaintenanceFeeDiluted.Decimal).
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Add(eu.PublicConsumptionDiluted.Decimal).
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RoundBank(2),
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)
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eu.FinalCharge = decimal.NewNullDecimal(
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eu.OverallFee.Decimal.Add(eu.FinalDiluted.Decimal).RoundBank(2),
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)
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}
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}
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// 向数据库保存报表概况以及终端用户摊薄结果
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tx, err := global.DB.BeginTx(ctx, &sql.TxOptions{})
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if err != nil {
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return
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}
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_, err = tx.NewUpdate().Model(report.Summary).WherePK().Exec(ctx)
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if err != nil {
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tx.Rollback()
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return
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}
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for _, eu := range report.EndUsers {
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_, err = tx.NewUpdate().Model(eu).WherePK().Exec(ctx)
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if err != nil {
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tx.Rollback()
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return
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}
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}
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err = tx.Commit()
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if err != nil {
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tx.Rollback()
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return
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}
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cache.AbolishRelation(fmt.Sprintf("publicity:%s", reportId))
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return
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}
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