pkg/service/bundle/bundleMetrics.go

@@ -518,7 +518,6 @@ func BalanceMetricsExport(ctx *gin.Context) {
 }
 
 func exportStructToExcel[T any](data []T, headers []string, filename string, fns ...func(data []T, headers []string, f *excelize.File)) error {
-
 	f := excelize.NewFile()
 	sheet := f.GetSheetName(f.GetActiveSheetIndex())
 
@@ -528,46 +527,44 @@ func exportStructToExcel[T any](data []T, headers []string, filename string, fns
 		f.SetCellValue(sheet, cell, h)
 	}
 
-	if len(data) != 0 {
+	// 获取结构体字段顺序
-		// 获取结构体字段顺序
+	v := reflect.ValueOf(data[0])
-		v := reflect.ValueOf(data[0])
+	if v.Kind() == reflect.Ptr {
-		if v.Kind() == reflect.Ptr {
+		v = v.Elem()
-			v = v.Elem()
-		}
-		t := v.Type()
-
-		// 过滤出导出字段
-		exportedFields := make([]int, 0)
-		for i := 0; i < t.NumField(); i++ {
-			if t.Field(i).IsExported() { // Go 1.17+ 新增的方法
-				exportedFields = append(exportedFields, i)
-			}
-		}
-
-		// 写入数据
-		for rowIdx, item := range data {
-			val := reflect.ValueOf(item)
-			if val.Kind() == reflect.Ptr {
-				val = val.Elem()
-			}
-
-			for colIdx, fieldIdx := range exportedFields {
-				field := val.Field(fieldIdx)
-
-				var cellValue any
-				switch field.Kind() {
-				case reflect.Float32, reflect.Float64:
-					cellValue = fmt.Sprintf("$%.2f", field.Float()) // 保留两位小数
-				default:
-					cellValue = field.Interface()
-				}
-
-				cell, _ := excelize.CoordinatesToCellName(colIdx+1, rowIdx+2)
-				f.SetCellValue(sheet, cell, cellValue)
-			}
-		}
-
 	}
+	t := v.Type()
+
+	// 过滤出导出字段
+	exportedFields := make([]int, 0)
+	for i := 0; i < t.NumField(); i++ {
+		if t.Field(i).IsExported() { // Go 1.17+ 新增的方法
+			exportedFields = append(exportedFields, i)
+		}
+	}
+
+	// 写入数据
+	for rowIdx, item := range data {
+		val := reflect.ValueOf(item)
+		if val.Kind() == reflect.Ptr {
+			val = val.Elem()
+		}
+
+		for colIdx, fieldIdx := range exportedFields {
+			field := val.Field(fieldIdx)
+
+			var cellValue any
+			switch field.Kind() {
+			case reflect.Float32, reflect.Float64:
+				cellValue = fmt.Sprintf("$%.2f", field.Float()) // 保留两位小数
+			default:
+				cellValue = field.Interface()
+			}
+
+			cell, _ := excelize.CoordinatesToCellName(colIdx+1, rowIdx+2)
+			f.SetCellValue(sheet, cell, cellValue)
+		}
+	}
+
 	for _, fn := range fns {
 		fn(data, headers, f)
 	}