feat: locales and minor fixes

internal/addons/excel/export.go

@@ -6,6 +6,8 @@ import (
 	"fmt"
 	"github.com/kuzgoga/fogg"
 	"github.com/xuri/excelize/v2"
+	"golang.org/x/text/language"
+	"golang.org/x/text/message"
 	"log/slog"
 	"reflect"
 	"slices"
@@ -18,6 +20,8 @@ type TableHeaders struct {
 	IgnoredFieldsIndexes []int
 }
 
+var p = message.NewPrinter(language.Russian)
+
 func isPrimitiveType(valueType reflect.Type) bool {
 	switch valueType.Kind() {
 	case reflect.Bool,
@@ -48,7 +52,7 @@ func ExportEntitiesToSpreadsheet(filename string, exporters ...ExporterInterface
 	file := excelize.NewFile()
 	defer func() {
 		if err := file.Close(); err != nil {
-			slog.Error("Error while closing excel file: ", err)
+			slog.Error(p.Sprintf("Error while closing excel file: %s", err))
 		}
 	}()
 
@@ -125,7 +129,7 @@ func ExportEntityToSpreadsheet[T any](file *excelize.File, sheetName string, ent
 					err = file.SetCellValue(sheetName, cellName, fieldValue)
 				}
 
-				slog.Info(fmt.Sprintf("Field %s value: %v, %s\n", cellName, fieldValue, datatype))
+				slog.Info(p.Sprintf("Field %s value: %v, %s\n", cellName, fieldValue, datatype))
 
 				if err != nil {
 					return err
@@ -176,7 +180,7 @@ func getNestedFieldValue(obj reflect.Value, path string) (any, error) {
 		val = val.FieldByName(field)
 
 		if !val.IsValid() {
-			return nil, fmt.Errorf("field %s not found", field)
+			return nil, errors.New(p.Sprintf("field %s not found", field))
 		}
 	}
 	return val.Interface(), nil
@@ -193,7 +197,7 @@ func SerializeNestedField(fieldInfo reflect.StructField, fieldValue reflect.Valu
 	if tag.HasTag("ui") && tag.GetTag("ui").HasParam("field") {
 		uiTag = *tag.GetTag("ui")
 	} else {
-		slog.Error("Fail to extract Field tag")
+		slog.Error(p.Sprintf("Fail to extract Field tag"))
 		return nil, nil
 	}
 
@@ -254,7 +258,7 @@ func ExportHeaders(entity any) (TableHeaders, error) {
 	for i := range v.NumField() {
 		tag, err := fogg.Parse(string(v.Field(i).Tag))
 		if err != nil {
-			return headers, errors.New(fmt.Sprintf("Error occured while tag parsing `%s`: %s", err, string(v.Field(i).Tag)))
+			return headers, errors.New(p.Sprintf("Error occurred while tag parsing `%s`: %s", err, string(v.Field(i).Tag)))
 		}
 
 		uiTag := tag.GetTag("ui")
@@ -303,7 +307,7 @@ func WriteHeaders(sheetName string, entity any, file *excelize.File) (TableHeade
 func GetStyleId(f *excelize.File, style *excelize.Style) (int, error) {
 	styleId, err := f.NewStyle(style)
 	if err != nil {
-		return 0, fmt.Errorf("error occured while creating a style: %w", err)
+		return 0, errors.New(p.Sprintf("error occurred while creating a style: %w", err))
 	}
 
 	return styleId, nil

internal/addons/excel/import.go

@@ -1,7 +1,7 @@
 package excel
 
 import (
-	"fmt"
+	"errors"
 	"log/slog"
 
 	"github.com/xuri/excelize/v2"
@@ -15,7 +15,7 @@ type Importer struct {
 
 func ImportEntitiesFromSpreadsheet(path string, importers ...Importer) error {
 	for _, importer := range importers {
-		err := ImportEntitiesFromSpreadsheet(path, importer)
+		err := ImportFromSpreadsheet(path, importer)
 		if err != nil {
 			return err
 		}
@@ -28,7 +28,7 @@ func ImportFromSpreadsheet(filepath string, importer Importer) error {
 	defer func() {
 		err := f.Close()
 		if err != nil {
-			slog.Error(fmt.Sprintf("Failed to close file: %s", err))
+			slog.Error(p.Sprintf("Failed to close file: %s", err))
 		}
 	}()
 
@@ -36,6 +36,11 @@ func ImportFromSpreadsheet(filepath string, importer Importer) error {
 		return err
 	}
 
+	sheetIndex, err := f.GetSheetIndex("MySheet")
+	if err != nil || sheetIndex == -1 {
+		return errors.New(p.Sprintf("Sheet `%s` not found", importer.SheetName))
+	}
+
 	rows, err := f.GetRows(importer.SheetName)
 
 	if err != nil {

internal/addons/excel/locales.go

@@ -0,0 +1,25 @@
+package excel
+
+import (
+	"golang.org/x/text/language"
+	"golang.org/x/text/message"
+)
+
+func init() {
+	excelAddon()
+}
+
+func excelAddon() {
+	message.SetString(language.Russian, "Error while closing excel file: %v", "Ошибка при закрытии файла Excel: %v")
+	message.SetString(language.Russian, "Field %s not found", "Поле %s не найдено")
+	message.SetString(language.Russian, "Error occured while tag parsing `%s`: %s", "Произошла ошибка при разборе тега `%s`: %s")
+	message.SetString(language.Russian, "Fail to extract Field tag", "Не удалось извлечь тег поля")
+	message.SetString(language.Russian, "Error occured while creating a style: %w", "Произошла ошибка при создании стиля: %w")
+	message.SetString(language.Russian, "Error while setting cell value: %v", "Ошибка при установке значения ячейки: %v")
+	message.SetString(language.Russian, "Error while setting cell style: %v", "Ошибка при установке стиля ячейки: %v")
+	message.SetString(language.Russian, "Operation cancelled", "Операция отменена")
+	message.SetString(language.Russian, "error occurred while creating a style: %w", "Ошибка при создании стиля: %w")
+	message.SetString(language.Russian, "Failed to close file: %s", "Не удалось закрыть файл: %s")
+	message.SetString(language.Russian, "Error occurred while tag parsing `%s`: %s", "Ошибка при разборе тэга: `%s`: %s")
+	message.SetString(language.Russian, "Sheet `%s` not found", "Лист `%s` не найден")
+}