feat(meter):基本完成0.4kV表计档案批量导入功能。

service/meter04kv.go

@@ -2,8 +2,10 @@ package service
 
 import (
 	"electricity_bill_calc/config"
+	"electricity_bill_calc/excel"
 	"electricity_bill_calc/global"
 	"electricity_bill_calc/model"
+	"fmt"
 
 	"xorm.io/builder"
 	"xorm.io/xorm"
@@ -105,3 +107,36 @@ func (m _Meter04kVService) UpdateSingleMeter(meter *model.Meter04KV) error {
 	}
 	return nil
 }
+
+func (_Meter04kVService) DuplicateMeterCodeValidate(meters []model.Meter04KV) []excel.ExcelAnalysisError {
+	errs := make([]excel.ExcelAnalysisError, 0)
+	for i := 0; i < len(meters); i++ {
+		for j := i + 1; j < len(meters); j++ {
+			if meters[j].Code == meters[i].Code {
+				errs = append(errs, excel.ExcelAnalysisError{Row: j + 1, Col: 0, Err: excel.AnalysisError{Err: fmt.Errorf("第 %d 行表计表号与第 %d 行表计表号重复！", j+1, i+1)}})
+			}
+		}
+	}
+	return errs
+}
+
+func (m _Meter04kVService) BatchCreateMeter(meters []model.Meter04KV) error {
+	tx := global.DBConn.NewSession()
+	if err := tx.Begin(); err != nil {
+		return err
+	}
+	defer tx.Close()
+
+	for _, meter := range meters {
+		err := m.insertNewMeter(tx, meter)
+		if err != nil {
+			return err
+		}
+	}
+	err := tx.Commit()
+	if err != nil {
+		tx.Rollback()
+		return err
+	}
+	return nil
+}