Feature/13 slang (#15)

* integration of the slang library and transfer of strings to the translation file

# Conflicts:
#	lib/barcodes_panel.dart

* add slang to barcode panel

* review fixes/13

* fixes review/13

* fixes review/13

* fixes review/13

* fixes review/13

* fixes review/13

* fixes review/13

* fixes review/13

analysis_options.yaml

@@ -26,3 +26,4 @@ linter:
 
 # Additional information about this file can be found at
 # https://dart.dev/guides/language/analysis-options
+

lib/barcode_item.dart

@@ -1,4 +1,5 @@
 import 'package:barcode_widget/barcode_widget.dart';
+import 'i18n/strings.g.dart';
 
 class BarcodeItem {
   final String description;
@@ -11,40 +12,48 @@ class BarcodeItem {
     required this.type,
   });
 
-  static final List<BarcodeItem> barcodes = [
-    BarcodeItem(
-        description: "Firma nie zweryfikowana",
-        data: "5905499300707",
-        type: Barcode.ean13()),
-    BarcodeItem(
-        description: "Firma zweryfikowana z pełną punktacją",
-        data: "5907632637572",
-        type: Barcode.ean13()),
-    BarcodeItem(
-        description: "Firma zweryfikowana z niepełną punktacją",
-        data: "5900497025454",
-        type: Barcode.ean13()),
-    BarcodeItem(
-        description: "Kod wewnętrzny", data: "00000000", type: Barcode.ean8()),
-    BarcodeItem(
-        description: "Firma zarejestrowana poza Polską",
-        data: "8680861069075",
-        type: Barcode.ean13()),
-    BarcodeItem(
-        description: "Firma zarejerstrowana w ...",
-        data: "5090000000006",
-        type: Barcode.ean13()),
-    BarcodeItem(
-        description: "Marka własna Lidla",
-        data: "20982515",
-        type: Barcode.ean8()),
-    BarcodeItem(
-        description: "Przyjaciel Poli",
-        data: "5906395053018",
-        type: Barcode.ean13()),
-    BarcodeItem(
-        description: "Rozszerzony opis firmy",
-        data: "9771644705002",
-        type: Barcode.ean13()),
-  ];
+  static List<BarcodeItem> barcodes(Translations translations) {
+    return [
+      BarcodeItem(
+          description: translations.barcodesDescription.companyNotVerified,
+          data: "5905499300707",
+          type: Barcode.ean13()),
+      BarcodeItem(
+          description:
+              translations.barcodesDescription.companyVerifiedWithFullScores,
+          data: "5907632637572",
+          type: Barcode.ean13()),
+      BarcodeItem(
+          description: translations
+              .barcodesDescription.companyVerifiedWithIncompleteScores,
+          data: "5900497025454",
+          type: Barcode.ean13()),
+      BarcodeItem(
+          description: translations.barcodesDescription.internalCode,
+          data: "00000000",
+          type: Barcode.ean8()),
+      BarcodeItem(
+          description:
+              translations.barcodesDescription.companyRegisteredOutsidePoland,
+          data: "8680861069075",
+          type: Barcode.ean13()),
+      BarcodeItem(
+          description: translations.barcodesDescription.companyRegisteredIn,
+          data: "5090000000006",
+          type: Barcode.ean13()),
+      BarcodeItem(
+          description: translations.barcodesDescription.lidlOwnBrand,
+          data: "20982515",
+          type: Barcode.ean8()),
+      BarcodeItem(
+          description: translations.barcodesDescription.polaFriend,
+          data: "5906395053018",
+          type: Barcode.ean13()),
+      BarcodeItem(
+          description:
+              translations.barcodesDescription.extendedCompanyDescription,
+          data: "9771644705002",
+          type: Barcode.ean13()),
+    ];
+  }
 }

lib/barcodes_page.dart

@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
 import 'barcode_item.dart';
 import 'barcodes_list_view.dart';
 import 'barcodes_panel.dart';
+import 'i18n/strings.g.dart';
 
 class BarcodesPage extends StatefulWidget {
   const BarcodesPage({
@@ -32,10 +33,10 @@ class BarcodesPageState extends State<BarcodesPage> {
   }
 
   @override
-  Widget build(BuildContext context) {
+  Widget build(context) {
     return Scaffold(
       appBar: AppBar(
-        title: const Text('Lista Kodów Kreskowych'),
+        title: Text(Translations.of(context).barcodeList)
       ),
       body: Padding(
         padding: const EdgeInsets.all(8.0),

lib/barcodes_panel.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:barcode_widget/barcode_widget.dart';
 import 'barcode_type.dart' as custom;
+import 'i18n/strings.g.dart';
 
 class BarcodesPanel extends StatefulWidget {
   const BarcodesPanel({
@@ -35,18 +36,21 @@ class BarcodesPanelState extends State<BarcodesPanel> {
     final data = _dataController.text;
     final barcodeType = _selectedBarcodeType;
 
-    setState(() {
-      _descriptionError =
-          description.isEmpty ? "Opis nie może być pusty" : null;
-      _dataError = data.isEmpty ? "Kod kreskowy nie może być pusty" : null;
+    setState(()  {
+      final translations = Translations.of(context);
+      _descriptionError = description.isEmpty
+          ? translations.error.emptyDescription
+          : null;
+      _dataError =
+          data.isEmpty ? translations.error.emptyCode : null;
 
       if (_descriptionError == null && _dataError == null) {
         if (barcodeType.barcode.isValid(data)) {
           widget.onAddBarcode(description, data, barcodeType.barcode);
           _descriptionController.clear();
           _dataController.clear();
         } else {
-          _dataError = "Nieprawidłowy kod kreskowy";
+          _dataError = translations.error.invalidCode;
         }
       }
     });
@@ -79,15 +83,15 @@ class BarcodesPanelState extends State<BarcodesPanel> {
     );
   }
 
-  Widget _dropdownField() {
+  Widget _dropdownField(BuildContext context) {
     return Expanded(
       child: Column(
         crossAxisAlignment: CrossAxisAlignment.start,
         children: [
           DropdownButtonFormField<custom.BarcodeType>(
             value: _selectedBarcodeType,
-            decoration: const InputDecoration(
-              labelText: "Typ kodu",
+            decoration: InputDecoration(
+              labelText: Translations.of(context).codeType,
             ),
             items: custom.BarcodeType.values.map((custom.BarcodeType type) {
               return DropdownMenuItem<custom.BarcodeType>(
@@ -103,7 +107,7 @@ class BarcodesPanelState extends State<BarcodesPanel> {
               });
             },
           ),
-          const SizedBox(height: Constants.errorHeight)
+          const SizedBox(height: Constants.errorHeight),
         ],
       ),
     );
@@ -118,17 +122,19 @@ class BarcodesPanelState extends State<BarcodesPanel> {
           Row(
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
-              _textField(_descriptionController, "Opis", _descriptionError),
+              _textField(_descriptionController,
+                  Translations.of(context).description, _descriptionError),
               const SizedBox(width: Constants.fieldSpacing),
-              _textField(_dataController, "Kod kreskowy", _dataError),
+              _textField(
+                  _dataController, Translations.of(context).code, _dataError),
               const SizedBox(width: Constants.fieldSpacing),
-              _dropdownField(),
+              _dropdownField(context),
               const SizedBox(width: Constants.fieldSpacing),
               Padding(
                 padding: const EdgeInsets.only(top: Constants.errorHeight),
                 child: ElevatedButton(
                   onPressed: _handleAddBarcode,
-                  child: const Text('Dodaj kod kreskowy'),
+                  child: Text(Translations.of(context).addCode),
                 ),
               ),
             ],

lib/i18n/strings-en.i18n.json

@@ -0,0 +1,24 @@
+{
+    "appTitle": "Pola test codes",
+    "barcodeList": "Barcode List",
+    "description": "Description",
+    "code": "Barcode",
+    "addCode": "Add Barcode",
+    "error": {
+        "emptyDescription": "Description cannot be empty",
+        "emptyCode": "Barcode cannot be empty",
+        "invalidCode": "Invalid barcode"
+    },
+    "codeType": "Code type",
+    "barcodesDescription": {
+        "companyNotVerified": "Company not verified",
+        "companyVerifiedWithFullScores": "Company verified with full scores",
+        "companyVerifiedWithIncompleteScores": "Company verified with incomplete scores",
+        "internalCode": "Internal Code",
+        "companyRegisteredOutsidePoland": "Company registered outside Poland",
+        "companyRegisteredIn": "Company registered in...",
+        "lidlOwnBrand": "Lidl's own brand",
+        "polaFriend": "Pola's Friend",
+        "extendedCompanyDescription": "Extended company description"
+    }
+}

lib/i18n/strings-pl.i18n.json

@@ -0,0 +1,24 @@
+{
+    "appTitle": "Kody testowe poli",
+    "barcodeList": "Lista Kodów Kreskowych",
+    "description": "Opis",
+    "code": "Kod kreskowy",
+    "addCode": "Dodaj kod kreskowy",
+    "error": {
+        "emptyDescription": "Opis nie może być pusty",
+        "emptyCode": "Kod kreskowy nie może być pusty",
+        "invalidCode": "Nieprawidłowy kod kreskowy"
+    },
+    "codeType": "Typ kodu",
+    "barcodesDescription": {
+        "companyNotVerified": "Firma nie zweryfikowana",
+        "companyVerifiedWithFullScores": "Firma zweryfikowana z pełną punktacją",
+        "companyVerifiedWithIncompleteScores": "Firma zweryfikowana z niepełną punktacją",
+        "internalCode": "Kod wewnętrzny",
+        "companyRegisteredOutsidePoland": "Firma zarejestrowana poza Polską",
+        "companyRegisteredIn": "Firma zarejerstrowana w ...",
+        "lidlOwnBrand": "Marka własna Lidla",
+        "polaFriend": "Przyjaciel Poli",
+        "extendedCompanyDescription": "Rozszerzony opis firmy"
+    }
+}