feat: add localisation

2026-07-31 21:46:05 +02:00
parent b58c9a8722
commit f5b2041612
30 changed files with 4099 additions and 326 deletions
@@ -10,6 +10,8 @@ import 'package:sentry_flutter/sentry_flutter.dart';

 import '../models/product.dart';
 import '../viewmodels/product_list_view_model.dart';
+import '../l10n/app_localizations.dart';
+import '../l10n/app_localizations_helpers.dart';

 class ProductFormView extends StatefulWidget {
  final String? productId;
@@ -48,6 +50,7 @@ class _ProductFormViewState extends State<ProductFormView> {
  }

  Future<void> _loadProductIfNeeded() async {
+    final l10n = AppLocalizations.of(context);
    if (!widget.isEditing) {
      setState(() => _isLoading = false);
      return;
@@ -62,7 +65,7 @@ class _ProductFormViewState extends State<ProductFormView> {
      if (product == null) {
        ScaffoldMessenger.of(
          context,
-        ).showSnackBar(const SnackBar(content: Text('Product not found.')));
+        ).showSnackBar(SnackBar(content: Text(l10n.productNotFound)));

        context.go('/products');
        return;
@@ -83,7 +86,7 @@ class _ProductFormViewState extends State<ProductFormView> {
      if (!mounted) return;
      ScaffoldMessenger.of(
        context,
-      ).showSnackBar(SnackBar(content: Text('Could not load product: $e')));
+      ).showSnackBar(SnackBar(content: Text(l10n.couldNotLoadProduct)));
      context.go('/products');
    }
  }
@@ -120,11 +123,11 @@ class _ProductFormViewState extends State<ProductFormView> {

  Future<void> _pickImage() async {
    final pickedFile = await _imagePicker.pickImage(
-    source: ImageSource.gallery,
-    imageQuality: 80,
-    maxWidth: 1000,
-    maxHeight: 1000,
-  );
+      source: ImageSource.gallery,
+      imageQuality: 80,
+      maxWidth: 1000,
+      maxHeight: 1000,
+    );

    if (pickedFile == null) return;

@@ -146,19 +149,20 @@ class _ProductFormViewState extends State<ProductFormView> {
  }

  Future<void> _save() async {
+    final l10n = AppLocalizations.of(context);
    if (!_formKey.currentState!.validate()) return;

    if (_imagePath == null || _imagePath!.isEmpty) {
      ScaffoldMessenger.of(
        context,
-      ).showSnackBar(const SnackBar(content: Text('Choose a product image.')));
+      ).showSnackBar(SnackBar(content: Text(l10n.chooseImage)));
      return;
    }

    if (_selectedCategory == null) {
-      ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('Please select a category.')),
-      );
+      ScaffoldMessenger.of(
+        context,
+      ).showSnackBar(SnackBar(content: Text(l10n.selectCategory)));
      return;
    }

@@ -198,9 +202,9 @@ class _ProductFormViewState extends State<ProductFormView> {
      Sentry.captureException(e, stackTrace: stack);
      if (!mounted) return;
      setState(() => _isSaving = false);
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(content: Text('Could not save product: $e')),
-      );
+      ScaffoldMessenger.of(
+        context,
+      ).showSnackBar(SnackBar(content: Text(l10n.couldNotSaveProduct)));
      return;
    }

@@ -212,23 +216,22 @@ class _ProductFormViewState extends State<ProductFormView> {

  Future<void> _delete() async {
    if (!widget.isEditing) return;
+    final l10n = AppLocalizations.of(context);

    final confirmed = await showDialog<bool>(
      context: context,
      builder: (dialogContext) {
        return AlertDialog(
-          title: const Text('Delete product?'),
-          content: const Text(
-            'This will remove the product from the product list.',
-          ),
+          title: Text(l10n.deleteProduct),
+          content: Text(l10n.deleteProductDescription),
          actions: [
            TextButton(
              onPressed: () => Navigator.of(dialogContext).pop(false),
-              child: const Text('Cancel'),
+              child: Text(l10n.cancel),
            ),
            FilledButton(
              onPressed: () => Navigator.of(dialogContext).pop(true),
-              child: const Text('Delete'),
+              child: Text(l10n.delete),
            ),
          ],
        );
@@ -244,9 +247,9 @@ class _ProductFormViewState extends State<ProductFormView> {
    } catch (e, stack) {
      Sentry.captureException(e, stackTrace: stack);
      if (!mounted) return;
-      ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(content: Text('Could not delete product: $e')),
-      );
+      ScaffoldMessenger.of(
+        context,
+      ).showSnackBar(SnackBar(content: Text(l10n.couldNotDeleteProduct)));
      return;
    }

@@ -256,6 +259,7 @@ class _ProductFormViewState extends State<ProductFormView> {
  }

  Widget _buildImagePicker(BuildContext context) {
+    final l10n = AppLocalizations.of(context);

    return InkWell(
      onTap: _pickImage,
@@ -289,7 +293,7 @@ class _ProductFormViewState extends State<ProductFormView> {
                    child: FilledButton.icon(
                      onPressed: _pickImage,
                      icon: const Icon(Icons.image),
-                      label: const Text('Change image'),
+                      label: Text(l10n.changeImage),
                    ),
                  ),
                ],
@@ -301,7 +305,7 @@ class _ProductFormViewState extends State<ProductFormView> {
                    const Icon(Icons.add_photo_alternate_outlined, size: 48),
                    const SizedBox(height: 12),
                    Text(
-                      'Choose product image',
+                      l10n.chooseProductImage,
                      style: Theme.of(context).textTheme.titleMedium,
                    ),
                  ],
@@ -313,7 +317,8 @@ class _ProductFormViewState extends State<ProductFormView> {

  @override
  Widget build(BuildContext context) {
-    final title = widget.isEditing ? 'Edit product' : 'Add product';
+    final l10n = AppLocalizations.of(context);
+    final title = widget.isEditing ? l10n.editProduct : l10n.addProduct;

    return Scaffold(
      appBar: AppBar(
@@ -345,14 +350,14 @@ class _ProductFormViewState extends State<ProductFormView> {
                      const SizedBox(height: 24),
                      TextFormField(
                        controller: _nameController,
-                        decoration: const InputDecoration(
-                          labelText: 'Product name',
+                        decoration: InputDecoration(
+                          labelText: l10n.productName,
                          border: OutlineInputBorder(),
                        ),
                        textInputAction: TextInputAction.next,
                        validator: (value) {
                          if (value == null || value.trim().isEmpty) {
-                            return 'Enter a product name.';
+                            return l10n.enterProductName;
                          }

                          return null;
@@ -370,13 +375,13 @@ class _ProductFormViewState extends State<ProductFormView> {
                                enableSearch: true,
                                controller: _categoryController,
                                requestFocusOnTap: true,
-                                label: const Text('Category'),
-                                hintText: 'Select a category',
+                                label: Text(l10n.category),
+                                hintText: l10n.selectCategory,
                                dropdownMenuEntries: viewModel.categories
                                    .map(
                                      (category) => DropdownMenuEntry<String>(
                                        value: category,
-                                        label: category,
+                                        label: l10n.categoryLabel(category),
                                      ),
                                    )
                                    .toList(),
@@ -393,8 +398,8 @@ class _ProductFormViewState extends State<ProductFormView> {
                      const SizedBox(height: 16),
                      TextFormField(
                        controller: _priceController,
-                        decoration: const InputDecoration(
-                          labelText: 'Price',
+                        decoration: InputDecoration(
+                          labelText: l10n.price,
                          prefixText: '€ ',
                          border: OutlineInputBorder(),
                        ),
@@ -404,14 +409,14 @@ class _ProductFormViewState extends State<ProductFormView> {
                        textInputAction: TextInputAction.next,
                        validator: (value) {
                          if (value == null || value.trim().isEmpty) {
-                            return 'Enter a price.';
+                            return l10n.enterPrice;
                          }

                          final normalized = value.replaceAll(',', '.');
                          final price = double.tryParse(normalized);

                          if (price == null || price < 0) {
-                            return 'Enter a valid price.';
+                            return l10n.enterValidPrice;
                          }

                          return null;
@@ -420,8 +425,8 @@ class _ProductFormViewState extends State<ProductFormView> {
                      const SizedBox(height: 16),
                      TextFormField(
                        controller: _stockController,
-                        decoration: const InputDecoration(
-                          labelText: 'Current stock',
+                        decoration: InputDecoration(
+                          labelText: l10n.stock,
                          border: OutlineInputBorder(),
                        ),
                        keyboardType: TextInputType.number,
@@ -430,7 +435,7 @@ class _ProductFormViewState extends State<ProductFormView> {
                          final number = int.tryParse(value ?? '');

                          if (number == null || number < 0) {
-                            return 'Enter a valid stock amount.';
+                            return l10n.enterValidStock;
                          }

                          return null;
@@ -439,8 +444,8 @@ class _ProductFormViewState extends State<ProductFormView> {
                      const SizedBox(height: 16),
                      TextFormField(
                        controller: _lowStockController,
-                        decoration: const InputDecoration(
-                          labelText: 'Low stock warning threshold',
+                        decoration: InputDecoration(
+                          labelText: l10n.lowStockThreshold,
                          border: OutlineInputBorder(),
                        ),
                        keyboardType: TextInputType.number,
@@ -448,7 +453,7 @@ class _ProductFormViewState extends State<ProductFormView> {
                          final number = int.tryParse(value ?? '');

                          if (number == null || number < 0) {
-                            return 'Enter a valid threshold.';
+                            return l10n.enterValidThreshold;
                          }

                          return null;
@@ -467,7 +472,7 @@ class _ProductFormViewState extends State<ProductFormView> {
                              )
                            : const Icon(Icons.save),
                        label: Text(
-                          widget.isEditing ? 'Save changes' : 'Add product',
+                          widget.isEditing ? l10n.confirm : l10n.addProduct,
                        ),
                      ),
                    ],