feat(report):完成待摊薄维护费的批量导入和添加功能。

service/report.go

@@ -7,6 +7,7 @@ import (
 	"electricity_bill_calc/tools"
 	"time"
 
+	"github.com/fufuok/utils"
 	"github.com/google/uuid"
 	"github.com/samber/lo"
 	"xorm.io/builder"
@@ -203,3 +204,36 @@ func (_ReportService) CalculateSummaryAndFinishStep(reportId string) error {
 	}
 	return nil
 }
+
+func (_ReportService) FetchWillDulutedMaintenanceFees(reportId string) ([]model.WillDilutedFee, error) {
+	fees := make([]model.WillDilutedFee, 0)
+	err := global.DBConn.Where(builder.Eq{"report_id": reportId}).Asc("created_at").Find(&fees)
+	if err != nil {
+		return make([]model.WillDilutedFee, 0), nil
+	}
+	return fees, nil
+}
+
+func (_ReportService) CreateTemporaryWillDilutedMaintenanceFee(fee model.WillDilutedFee) error {
+	fee.Id = utils.UUIDString()
+	_, err := global.DBConn.Insert(fee)
+	return err
+}
+
+func (_ReportService) BatchSaveMaintenanceFee(fees []model.WillDilutedFee) error {
+	tx := global.DBConn.NewSession()
+	if err := tx.Begin(); err != nil {
+		return err
+	}
+	defer tx.Close()
+	_, err := tx.Insert(fees)
+	if err != nil {
+		return err
+	}
+	err = tx.Commit()
+	if err != nil {
+		tx.Rollback()
+		return err
+	}
+	return nil
+}