feat: pegar QR desde la galería de imágenes

android/settings.gradle.kts

@@ -18,7 +18,7 @@ pluginManagement {
 
 plugins {
     id("dev.flutter.flutter-plugin-loader") version "1.0.0"
-    id("com.android.application") version "8.7.3" apply false
+    id("com.android.application") version "8.9.1" apply false
     id("org.jetbrains.kotlin.android") version "2.1.0" apply false
 }
 

lib/l10n/app_de.arb

@@ -377,5 +377,9 @@
   "share_ready_message": "Bereit zum Teilen",
   "lnurl_copied_message": "LNURL in die Zwischenablage kopiert",
   "qr_scanner_title": "QR scannen",
-  "qr_scanner_instructions": "Kamera auf den QR-Code richten\num Rechnung oder Adresse zu scannen"
+  "qr_scanner_instructions": "Kamera auf den QR-Code richten\num Rechnung oder Adresse zu scannen",
+  "qr_from_gallery_button": "Galerie",
+  "qr_decoding": "QR wird decodiert\u2026",
+  "qr_not_found_in_image": "Kein QR-Code im ausgewählten Bild gefunden",
+  "error_loading_image": "Fehler beim Laden des Bildes"
 }

lib/l10n/app_en.arb

@@ -392,5 +392,9 @@
   "share_ready_message": "Ready to share",
   "lnurl_copied_message": "LNURL copied to clipboard",
   "qr_scanner_title": "Scan QR",
-  "qr_scanner_instructions": "Point the camera at the QR code\nto scan the invoice or address"
+  "qr_scanner_instructions": "Point the camera at the QR code\nto scan the invoice or address",
+  "qr_from_gallery_button": "Gallery",
+  "qr_decoding": "Decoding QR\u2026",
+  "qr_not_found_in_image": "No QR code found in the selected image",
+  "error_loading_image": "Error loading image"
 }

lib/l10n/app_es.arb

@@ -377,5 +377,9 @@
   "share_ready_message": "Listo para compartir",
   "lnurl_copied_message": "LNURL copiado al portapapeles",
   "qr_scanner_title": "Escanear QR",
-  "qr_scanner_instructions": "Apunta la cámara al código QR\npara escanear la factura o dirección"
+  "qr_scanner_instructions": "Apunta la cámara al código QR\npara escanear la factura o dirección",
+  "qr_from_gallery_button": "Galería",
+  "qr_decoding": "Decodificando QR\u2026",
+  "qr_not_found_in_image": "No se encontró ningún código QR en la imagen seleccionada",
+  "error_loading_image": "Error al cargar la imagen"
 }

lib/l10n/app_fr.arb

@@ -377,5 +377,9 @@
   "share_ready_message": "Prêt à partager",
   "lnurl_copied_message": "LNURL copié dans le presse-papiers",
   "qr_scanner_title": "Scanner QR",
-  "qr_scanner_instructions": "Pointez la caméra vers le code QR\npour scanner la facture ou l'adresse"
+  "qr_scanner_instructions": "Pointez la caméra vers le code QR\npour scanner la facture ou l'adresse",
+  "qr_from_gallery_button": "Galerie",
+  "qr_decoding": "Décodage du QR\u2026",
+  "qr_not_found_in_image": "Aucun code QR trouvé dans l'image sélectionnée",
+  "error_loading_image": "Erreur lors du chargement de l'image"
 }

lib/l10n/app_it.arb

@@ -377,5 +377,9 @@
   "share_ready_message": "Pronto da condividere",
   "lnurl_copied_message": "LNURL copiato negli appunti",
   "qr_scanner_title": "Scansiona QR",
-  "qr_scanner_instructions": "Punta la fotocamera sul codice QR\nper scansionare la fattura o l'indirizzo"
+  "qr_scanner_instructions": "Punta la fotocamera sul codice QR\nper scansionare la fattura o l'indirizzo",
+  "qr_from_gallery_button": "Galleria",
+  "qr_decoding": "Decodifica QR in corso\u2026",
+  "qr_not_found_in_image": "Nessun codice QR trovato nell'immagine selezionata",
+  "error_loading_image": "Errore durante il caricamento dell'immagine"
 }

lib/l10n/app_pt.arb

@@ -377,5 +377,9 @@
   "share_ready_message": "Pronto para compartilhar",
   "lnurl_copied_message": "LNURL copiado para a área de transferência",
   "qr_scanner_title": "Escanear QR",
-  "qr_scanner_instructions": "Aponte a câmera para o código QR\npara escanear a fatura ou endereço"
+  "qr_scanner_instructions": "Aponte a câmera para o código QR\npara escanear a fatura ou endereço",
+  "qr_from_gallery_button": "Galeria",
+  "qr_decoding": "Decodificando QR\u2026",
+  "qr_not_found_in_image": "Nenhum código QR encontrado na imagem selecionada",
+  "error_loading_image": "Erro ao carregar a imagem"
 }

lib/l10n/app_ru.arb

@@ -377,5 +377,9 @@
   "share_ready_message": "Готово к отправке",
   "lnurl_copied_message": "LNURL скопирован в буфер обмена",
   "qr_scanner_title": "Сканировать QR",
-  "qr_scanner_instructions": "Наведите камеру на QR-код\nчтобы сканировать счёт или адрес"
+  "qr_scanner_instructions": "Наведите камеру на QR-код\nчтобы сканировать счёт или адрес",
+  "qr_from_gallery_button": "Галерея",
+  "qr_decoding": "Декодирование QR\u2026",
+  "qr_not_found_in_image": "QR-код не найден в выбранном изображении",
+  "error_loading_image": "Ошибка загрузки изображения"
 }

lib/l10n/generated/app_localizations.dart

@@ -1925,6 +1925,30 @@ abstract class AppLocalizations {
   /// In es, this message translates to:
   /// **'Apunta la cámara al código QR\npara escanear la factura o dirección'**
   String get qr_scanner_instructions;
+
+  /// No description provided for @qr_from_gallery_button.
+  ///
+  /// In es, this message translates to:
+  /// **'Galería'**
+  String get qr_from_gallery_button;
+
+  /// No description provided for @qr_decoding.
+  ///
+  /// In es, this message translates to:
+  /// **'Decodificando QR…'**
+  String get qr_decoding;
+
+  /// No description provided for @qr_not_found_in_image.
+  ///
+  /// In es, this message translates to:
+  /// **'No se encontró ningún código QR en la imagen seleccionada'**
+  String get qr_not_found_in_image;
+
+  /// No description provided for @error_loading_image.
+  ///
+  /// In es, this message translates to:
+  /// **'Error al cargar la imagen'**
+  String get error_loading_image;
 }
 
 class _AppLocalizationsDelegate

lib/l10n/generated/app_localizations_de.dart

@@ -1014,4 +1014,17 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get qr_scanner_instructions =>
       'Kamera auf den QR-Code richten\num Rechnung oder Adresse zu scannen';
+
+  @override
+  String get qr_from_gallery_button => 'Galerie';
+
+  @override
+  String get qr_decoding => 'QR wird decodiert…';
+
+  @override
+  String get qr_not_found_in_image =>
+      'Kein QR-Code im ausgewählten Bild gefunden';
+
+  @override
+  String get error_loading_image => 'Fehler beim Laden des Bildes';
 }

lib/l10n/generated/app_localizations_en.dart

@@ -989,4 +989,16 @@ class AppLocalizationsEn extends AppLocalizations {
   @override
   String get qr_scanner_instructions =>
       'Point the camera at the QR code\nto scan the invoice or address';
+
+  @override
+  String get qr_from_gallery_button => 'Gallery';
+
+  @override
+  String get qr_decoding => 'Decoding QR…';
+
+  @override
+  String get qr_not_found_in_image => 'No QR code found in the selected image';
+
+  @override
+  String get error_loading_image => 'Error loading image';
 }

lib/l10n/generated/app_localizations_es.dart

@@ -1003,4 +1003,17 @@ class AppLocalizationsEs extends AppLocalizations {
   @override
   String get qr_scanner_instructions =>
       'Apunta la cámara al código QR\npara escanear la factura o dirección';
+
+  @override
+  String get qr_from_gallery_button => 'Galería';
+
+  @override
+  String get qr_decoding => 'Decodificando QR…';
+
+  @override
+  String get qr_not_found_in_image =>
+      'No se encontró ningún código QR en la imagen seleccionada';
+
+  @override
+  String get error_loading_image => 'Error al cargar la imagen';
 }

lib/l10n/generated/app_localizations_fr.dart

@@ -1020,4 +1020,17 @@ class AppLocalizationsFr extends AppLocalizations {
   @override
   String get qr_scanner_instructions =>
       'Pointez la caméra vers le code QR\npour scanner la facture ou l\'adresse';
+
+  @override
+  String get qr_from_gallery_button => 'Galerie';
+
+  @override
+  String get qr_decoding => 'Décodage du QR…';
+
+  @override
+  String get qr_not_found_in_image =>
+      'Aucun code QR trouvé dans l\'image sélectionnée';
+
+  @override
+  String get error_loading_image => 'Erreur lors du chargement de l\'image';
 }

lib/l10n/generated/app_localizations_it.dart

@@ -1017,4 +1017,18 @@ class AppLocalizationsIt extends AppLocalizations {
   @override
   String get qr_scanner_instructions =>
       'Punta la fotocamera sul codice QR\nper scansionare la fattura o l\'indirizzo';
+
+  @override
+  String get qr_from_gallery_button => 'Galleria';
+
+  @override
+  String get qr_decoding => 'Decodifica QR in corso…';
+
+  @override
+  String get qr_not_found_in_image =>
+      'Nessun codice QR trovato nell\'immagine selezionata';
+
+  @override
+  String get error_loading_image =>
+      'Errore durante il caricamento dell\'immagine';
 }

lib/l10n/generated/app_localizations_pt.dart

@@ -1003,4 +1003,17 @@ class AppLocalizationsPt extends AppLocalizations {
   @override
   String get qr_scanner_instructions =>
       'Aponte a câmera para o código QR\npara escanear a fatura ou endereço';
+
+  @override
+  String get qr_from_gallery_button => 'Galeria';
+
+  @override
+  String get qr_decoding => 'Decodificando QR…';
+
+  @override
+  String get qr_not_found_in_image =>
+      'Nenhum código QR encontrado na imagem selecionada';
+
+  @override
+  String get error_loading_image => 'Erro ao carregar a imagem';
 }

lib/l10n/generated/app_localizations_ru.dart

@@ -993,4 +993,17 @@ class AppLocalizationsRu extends AppLocalizations {
   @override
   String get qr_scanner_instructions =>
       'Наведите камеру на QR-код\nчтобы сканировать счёт или адрес';
+
+  @override
+  String get qr_from_gallery_button => 'Галерея';
+
+  @override
+  String get qr_decoding => 'Декодирование QR…';
+
+  @override
+  String get qr_not_found_in_image =>
+      'QR-код не найден в выбранном изображении';
+
+  @override
+  String get error_loading_image => 'Ошибка загрузки изображения';
 }

lib/widgets/qr_scanner_widget.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:image_picker/image_picker.dart';
 import 'package:mobile_scanner/mobile_scanner.dart';
 import '../l10n/generated/app_localizations.dart';
 import '../theme/app_tokens.dart';
@@ -178,6 +179,62 @@ class _QRScannerWidgetState extends State<QRScannerWidget> {
     }
   }
 
+  Future<void> _pickFromGallery() async {
+    try {
+      final picker = ImagePicker();
+      final XFile? image = await picker.pickImage(
+        source: ImageSource.gallery,
+        maxWidth: 1024,
+        maxHeight: 1024,
+      );
+
+      if (image == null) return;
+
+      if (!mounted) return;
+
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            AppLocalizations.of(context)!.qr_decoding,
+          ),
+          duration: const Duration(seconds: 1),
+        ),
+      );
+
+      final BarcodeCapture? result = await controller.analyzeImage(
+        image.path,
+      );
+
+      if (result != null &&
+          result.barcodes.isNotEmpty &&
+          result.barcodes.first.rawValue != null) {
+        hasScanned = true;
+        controller.stop();
+        if (!mounted) return;
+        widget.onScanned(result.barcodes.first.rawValue!);
+      } else {
+        if (!mounted) return;
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text(
+              AppLocalizations.of(context)!.qr_not_found_in_image,
+            ),
+          ),
+        );
+      }
+    } catch (e) {
+      debugPrint('Error loading image from gallery: $e');
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            AppLocalizations.of(context)!.error_loading_image,
+          ),
+        ),
+      );
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     final t = context.tokens;
@@ -341,6 +398,29 @@ class _QRScannerWidgetState extends State<QRScannerWidget> {
                         ),
                       ),
 
+                      // Pick from gallery button
+                      Container(
+                        width: 56,
+                        height: 56,
+                        decoration: BoxDecoration(
+                          color: t.textPrimary.withValues(alpha: 0.15),
+                          borderRadius: BorderRadius.circular(16),
+                          border: Border.all(
+                            color: t.textPrimary.withValues(alpha: 0.2),
+                            width: 1,
+                          ),
+                        ),
+                        child: IconButton(
+                          icon: Icon(
+                            Icons.photo_library_outlined,
+                            color: t.textPrimary,
+                            size: 24,
+                          ),
+                          onPressed: _pickFromGallery,
+                          tooltip: AppLocalizations.of(context)!.qr_from_gallery_button,
+                        ),
+                      ),
+
                       // Switch camera button
                       Container(
                         width: 56,