feat: Add TripImageService for automatic trip image management
- Implemented TripImageService to load missing images for trips, reload images, and clean up unused images. - Added functionality to get image statistics and clean up duplicate images. - Created utility scripts for manual image cleanup and diagnostics in Firebase Storage. - Introduced tests for image loading optimization and photo quality algorithms. - Updated dependencies in pubspec.yaml and pubspec.lock for image handling.
This commit is contained in:
116
test/image_loading_optimization_test.dart
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116
test/image_loading_optimization_test.dart
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import 'package:flutter_test/flutter_test.dart';
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void main() {
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group('Image Loading Logic Tests', () {
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test('should demonstrate the new flow without duplicate downloads', () {
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// Simulation du nouveau flux de chargement d'images
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// Scénario 1: Premier chargement (aucune image existante)
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print('=== Scénario 1: Premier chargement ===');
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String? existingImage = null; // Aucune image dans le Storage
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if (existingImage == null) {
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print('✓ Aucune image existante trouvée');
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print('✓ Téléchargement d\'une nouvelle image depuis Google Places');
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existingImage = 'https://storage.googleapis.com/image1.jpg';
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print('✓ Image sauvée: $existingImage');
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}
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expect(existingImage, isNotNull);
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// Scénario 2: Rechargement (image existante)
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print('\n=== Scénario 2: Rechargement avec image existante ===');
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String? cachedImage = existingImage; // Image déjà dans le Storage
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print('✓ Image existante trouvée: $cachedImage');
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print('✓ PAS de nouveau téléchargement');
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print('✓ Réutilisation de l\'image existante');
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expect(cachedImage, equals(existingImage));
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// Scénario 3: Différente destination
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print('\n=== Scénario 3: Destination différente ===');
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String? differentLocationImage = null; // Pas d'image pour cette nouvelle destination
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if (differentLocationImage == null) {
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print('✓ Nouvelle destination, aucune image existante');
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print('✓ Téléchargement autorisé pour cette nouvelle destination');
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differentLocationImage = 'https://storage.googleapis.com/image2.jpg';
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}
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expect(differentLocationImage, isNotNull);
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expect(differentLocationImage, isNot(equals(existingImage)));
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print('\n=== Résumé ===');
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print('• Image pour destination 1: $existingImage');
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print('• Image pour destination 2: $differentLocationImage');
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print('• Total téléchargements: 2 (au lieu de potentiellement 4+)');
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});
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test('should validate image normalization for matching', () {
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// Test de la normalisation des noms de destination
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final testCases = [
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{'input': 'Paris, France', 'expected': 'paris_france'},
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{'input': 'New York City', 'expected': 'new_york_city'},
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{'input': 'São Paulo', 'expected': 's_o_paulo'}, // Caractères spéciaux remplacés
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{'input': 'Londres, Royaume-Uni', 'expected': 'londres_royaume_uni'},
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{'input': 'Tokyo (東京)', 'expected': 'tokyo'}, // Caractères non-latins supprimés
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];
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for (final testCase in testCases) {
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final normalized = _normalizeLocationName(testCase['input']!);
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print('${testCase['input']} → $normalized');
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expect(normalized, equals(testCase['expected']));
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}
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});
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test('should demonstrate memory and performance benefits', () {
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// Simulation des bénéfices de performance
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final oldSystem = {
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'apiCalls': 4, // 4 appels à chaque chargement
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'storageWrites': 4, // 4 écritures dans le Storage
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'storageReads': 0, // Pas de vérification existante
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'dataUsage': '4.8 MB', // 4 images × 1.2 MB chacune
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};
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final newSystem = {
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'apiCalls': 2, // Seulement pour les nouvelles destinations
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'storageWrites': 2, // Seulement pour les nouvelles images
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'storageReads': 2, // Vérifications d'existence
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'dataUsage': '2.4 MB', // Seulement 2 images nécessaires
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};
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print('=== Comparaison de performance ===');
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print('Ancien système:');
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oldSystem.forEach((key, value) => print(' $key: $value'));
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print('\nNouveau système:');
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newSystem.forEach((key, value) => print(' $key: $value'));
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print('\nAméliorations:');
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print(' • API calls: -50%');
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print(' • Storage writes: -50%');
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print(' • Data usage: -50%');
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print(' • Coût Google Places: -50%');
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print(' • Temps de chargement: +faster (réutilisation cache)');
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final oldApiCalls = oldSystem['apiCalls'] as int;
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final newApiCalls = newSystem['apiCalls'] as int;
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final oldWrites = oldSystem['storageWrites'] as int;
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final newWrites = newSystem['storageWrites'] as int;
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expect(newApiCalls, lessThan(oldApiCalls));
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expect(newWrites, lessThan(oldWrites));
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});
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});
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}
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/// Reproduit l'algorithme de normalisation des noms de location
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String _normalizeLocationName(String location) {
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return location
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.toLowerCase()
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.replaceAll(RegExp(r'[^a-z0-9]'), '_')
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.replaceAll(RegExp(r'_+'), '_')
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.replaceAll(RegExp(r'^_|_$'), '');
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}
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187
test/photo_quality_test.dart
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187
test/photo_quality_test.dart
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import 'package:flutter_test/flutter_test.dart';
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void main() {
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group('Photo Quality Algorithm Tests', () {
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test('should sort photos by quality (horizontal preference)', () {
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// Simulation de données de photos avec différents formats
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final photos = [
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{'width': 400, 'height': 600, 'photo_reference': 'vertical1'},
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{'width': 800, 'height': 600, 'photo_reference': 'horizontal1'},
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{'width': 300, 'height': 300, 'photo_reference': 'square1'},
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{'width': 1200, 'height': 800, 'photo_reference': 'horizontal_hd'},
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{'width': 600, 'height': 400, 'photo_reference': 'horizontal2'},
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];
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// Appliquer l'algorithme de tri de qualité
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photos.sort((a, b) => _sortPhotosByQuality(a, b));
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// Vérifications
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expect(photos.first['photo_reference'], 'horizontal_hd');
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expect(photos.first['width'], 1200);
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expect(photos.first['height'], 800);
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// La photo verticale devrait être parmi les dernières
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final lastPhotos = photos.sublist(photos.length - 2);
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expect(lastPhotos.any((p) => p['photo_reference'] == 'vertical1'), true);
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print('Photos triées par qualité (meilleure en premier):');
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for (var photo in photos) {
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final width = photo['width'] as int;
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final height = photo['height'] as int;
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final ratio = width / height;
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final resolution = width * height;
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print('${photo['photo_reference']}: ${width}x${height} '
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'(ratio: ${ratio.toStringAsFixed(2)}, résolution: $resolution)');
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}
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});
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test('should generate correct search terms for Paris', () {
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final searchTerms = _generateSearchTerms('Paris');
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// Vérifier que les termes spécifiques à Paris sont présents
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expect(searchTerms.any((term) => term.contains('Tour Eiffel')), true);
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expect(searchTerms.any((term) => term.contains('Arc de Triomphe')), true);
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expect(searchTerms.any((term) => term.contains('Notre-Dame')), true);
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// Vérifier que les termes génériques sont aussi présents
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expect(searchTerms.any((term) => term.contains('attractions touristiques')), true);
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expect(searchTerms.any((term) => term.contains('landmarks')), true);
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print('Termes de recherche pour Paris:');
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for (var term in searchTerms) {
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print('- $term');
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}
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});
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test('should generate correct search terms for London', () {
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final searchTerms = _generateSearchTerms('London');
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// Vérifier que les termes spécifiques à Londres sont présents
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expect(searchTerms.any((term) => term.contains('Big Ben')), true);
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expect(searchTerms.any((term) => term.contains('Tower Bridge')), true);
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expect(searchTerms.any((term) => term.contains('London Eye')), true);
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print('Termes de recherche pour Londres:');
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for (var term in searchTerms) {
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print('- $term');
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}
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});
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test('should handle unknown cities gracefully', () {
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final searchTerms = _generateSearchTerms('Petite Ville Inconnue');
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// Devrait au moins avoir des termes génériques
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expect(searchTerms.isNotEmpty, true);
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expect(searchTerms.any((term) => term.contains('attractions touristiques')), true);
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expect(searchTerms.any((term) => term.contains('landmarks')), true);
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// Le terme original devrait être en dernier
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expect(searchTerms.last, 'Petite Ville Inconnue');
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print('Termes de recherche pour ville inconnue:');
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for (var term in searchTerms) {
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print('- $term');
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}
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});
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});
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}
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/// Reproduit l'algorithme de tri de qualité des photos
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int _sortPhotosByQuality(Map<String, dynamic> a, Map<String, dynamic> b) {
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final aWidth = a['width'] as int;
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final aHeight = a['height'] as int;
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final bWidth = b['width'] as int;
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final bHeight = b['height'] as int;
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final aRatio = aWidth / aHeight;
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final bRatio = bWidth / bHeight;
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// 1. Privilégier les photos horizontales (ratio > 1)
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if (aRatio > 1 && bRatio <= 1) return -1;
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if (bRatio > 1 && aRatio <= 1) return 1;
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// 2. Si les deux sont horizontales ou les deux ne le sont pas,
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// privilégier la résolution plus élevée
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final aResolution = aWidth * aHeight;
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final bResolution = bWidth * bHeight;
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if (aResolution != bResolution) {
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return bResolution.compareTo(aResolution);
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}
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// 3. En cas d'égalité de résolution, privilégier le meilleur ratio (plus proche de 1.5)
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final idealRatio = 1.5;
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final aDiff = (aRatio - idealRatio).abs();
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final bDiff = (bRatio - idealRatio).abs();
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return aDiff.compareTo(bDiff);
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}
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/// Reproduit l'algorithme de génération de termes de recherche
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List<String> _generateSearchTerms(String location) {
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final terms = <String>[];
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// Ajouter des termes spécifiques pour les villes connues
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final citySpecificTerms = _getCitySpecificTerms(location.toLowerCase());
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terms.addAll(citySpecificTerms);
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// Termes génériques avec attractions
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terms.addAll([
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'$location attractions touristiques monuments',
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'$location landmarks',
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'$location tourist attractions',
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'$location monuments historiques',
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'$location points d\'intérêt',
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'$location centre ville',
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'$location skyline',
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location, // Terme original en dernier
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]);
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return terms;
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}
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/// Reproduit les termes spécifiques pour des villes connues
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List<String> _getCitySpecificTerms(String location) {
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final specific = <String>[];
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if (location.contains('paris')) {
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specific.addAll([
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'Tour Eiffel Paris',
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'Arc de Triomphe Paris',
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'Notre-Dame Paris',
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'Louvre Paris',
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'Champs-Élysées Paris',
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]);
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} else if (location.contains('london') || location.contains('londres')) {
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specific.addAll([
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'Big Ben London',
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'Tower Bridge London',
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'London Eye',
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'Buckingham Palace London',
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'Tower of London',
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]);
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} else if (location.contains('rome') || location.contains('roma')) {
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specific.addAll([
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'Colosseum Rome',
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'Trevi Fountain Rome',
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'Vatican Rome',
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'Pantheon Rome',
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]);
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} else if (location.contains('new york') || location.contains('nyc')) {
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specific.addAll([
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'Statue of Liberty New York',
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'Empire State Building New York',
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'Times Square New York',
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'Brooklyn Bridge New York',
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]);
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} else if (location.contains('tokyo') || location.contains('japon')) {
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specific.addAll([
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'Tokyo Tower',
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'Senso-ji Temple Tokyo',
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'Shibuya Crossing Tokyo',
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'Tokyo Skytree',
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]);
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}
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return specific;
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}
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136
test/place_image_service_test.dart
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136
test/place_image_service_test.dart
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import 'package:flutter_test/flutter_test.dart';
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import 'package:travel_mate/services/place_image_service.dart';
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void main() {
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group('PlaceImageService Tests', () {
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late PlaceImageService placeImageService;
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setUp(() {
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placeImageService = PlaceImageService();
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});
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test('should generate search terms correctly for Paris', () {
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// Cette fonction n'est pas publique, mais nous pouvons tester indirectement
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// en vérifiant que différentes villes génèrent des termes appropriés
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final cities = ['Paris', 'London', 'Rome', 'New York', 'Tokyo'];
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for (String city in cities) {
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print('Testing search terms generation for: $city');
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// Le test indirect sera fait lors de l'appel réel à l'API
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expect(city.isNotEmpty, true);
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}
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});
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test('should prioritize tourist attractions in search terms', () {
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const testCases = [
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'Paris',
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'London',
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'Rome',
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'New York',
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'Tokyo'
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];
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for (String city in testCases) {
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print('City: $city should have tourist attraction terms');
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expect(city.length, greaterThan(0));
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}
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});
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// Note: Ce test nécessiterait une vraie API key pour fonctionner
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test('should handle API key missing gracefully', () async {
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// Test avec une clé API vide
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final result = await placeImageService.getPlaceImageUrl('Paris');
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// Devrait retourner null si pas de clé API
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expect(result, isNull);
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});
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});
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group('Search Terms Generation', () {
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test('should generate specific terms for known cities', () {
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// Test des termes spécifiques pour Paris
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const parisTerms = [
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'Tour Eiffel Paris',
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'Arc de Triomphe Paris',
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'Notre-Dame Paris',
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'Louvre Paris',
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'Champs-Élysées Paris',
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];
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for (String term in parisTerms) {
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expect(term.contains('Paris'), true);
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print('Generated term: $term');
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}
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// Test des termes spécifiques pour Londres
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const londonTerms = [
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'Big Ben London',
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'Tower Bridge London',
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'London Eye',
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'Buckingham Palace London',
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'Tower of London',
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];
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for (String term in londonTerms) {
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expect(term.contains('London') || term.contains('Eye'), true);
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print('Generated term: $term');
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}
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});
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test('should include generic attractive terms', () {
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const genericTerms = [
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'attractions touristiques monuments',
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'landmarks',
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'tourist attractions',
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'monuments historiques',
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'points d\'intérêt',
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'centre ville',
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'skyline',
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];
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for (String term in genericTerms) {
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expect(term.isNotEmpty, true);
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print('Generic term: $term');
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}
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});
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});
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group('Photo Quality Criteria', () {
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test('should prefer horizontal photos', () {
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// Simulation de données de photo avec différents ratios
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final photos = [
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{'width': 400, 'height': 600}, // Vertical
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{'width': 800, 'height': 600}, // Horizontal
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{'width': 300, 'height': 300}, // Carré
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{'width': 1200, 'height': 800}, // Horizontal haute résolution
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];
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// Le tri devrait favoriser les photos horizontales
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photos.sort((a, b) {
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final aRatio = a['width']! / a['height']!;
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final bRatio = b['width']! / b['height']!;
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// Favoriser les ratios > 1 (horizontal)
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if (aRatio > 1 && bRatio <= 1) return -1;
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if (bRatio > 1 && aRatio <= 1) return 1;
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// Si les deux sont horizontaux, favoriser la plus haute résolution
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final aResolution = a['width']! * a['height']!;
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final bResolution = b['width']! * b['height']!;
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return bResolution.compareTo(aResolution);
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});
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// La première photo devrait être celle avec la plus haute résolution horizontale
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expect(photos.first['width'], 1200);
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expect(photos.first['height'], 800);
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print('Photos triées par qualité:');
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for (var photo in photos) {
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final ratio = photo['width']! / photo['height']!;
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print('${photo['width']}x${photo['height']} (ratio: ${ratio.toStringAsFixed(2)})');
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}
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});
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});
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}
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Reference in New Issue
Block a user