visual demo version
This commit is contained in:
parent
1ce7aea6b5
commit
f70fe3cdd1
14 changed files with 2126 additions and 43 deletions
181
CHALLENGE_2/sleepysound/lib/services/spotify_service.dart
Normal file
181
CHALLENGE_2/sleepysound/lib/services/spotify_service.dart
Normal file
|
|
@ -0,0 +1,181 @@
|
|||
import 'dart:convert';
|
||||
import 'package:http/http.dart' as http;
|
||||
import 'package:shared_preferences/shared_preferences.dart';
|
||||
import '../models/spotify_track.dart';
|
||||
|
||||
class SpotifyService {
|
||||
static const String _clientId = 'YOUR_SPOTIFY_CLIENT_ID'; // You'll need to get this from Spotify Developer Console
|
||||
static const String _clientSecret = 'YOUR_SPOTIFY_CLIENT_SECRET'; // You'll need to get this from Spotify Developer Console
|
||||
static const String _baseUrl = 'https://api.spotify.com/v1';
|
||||
static const String _authUrl = 'https://accounts.spotify.com/api/token';
|
||||
|
||||
String? _accessToken;
|
||||
|
||||
// For demo purposes, we'll use Client Credentials flow (no user login required)
|
||||
// In a real app, you'd want to implement Authorization Code flow for user-specific features
|
||||
|
||||
Future<void> _getAccessToken() async {
|
||||
try {
|
||||
final response = await http.post(
|
||||
Uri.parse(_authUrl),
|
||||
headers: {
|
||||
'Authorization': 'Basic ${base64Encode(utf8.encode('$_clientId:$_clientSecret'))}',
|
||||
'Content-Type': 'application/x-www-form-urlencoded',
|
||||
},
|
||||
body: 'grant_type=client_credentials',
|
||||
);
|
||||
|
||||
if (response.statusCode == 200) {
|
||||
final data = json.decode(response.body);
|
||||
_accessToken = data['access_token'];
|
||||
|
||||
// Save token to shared preferences
|
||||
final prefs = await SharedPreferences.getInstance();
|
||||
await prefs.setString('spotify_access_token', _accessToken!);
|
||||
|
||||
print('Spotify access token obtained successfully');
|
||||
} else {
|
||||
print('Failed to get Spotify access token: ${response.statusCode}');
|
||||
print('Response body: ${response.body}');
|
||||
}
|
||||
} catch (e) {
|
||||
print('Error getting Spotify access token: $e');
|
||||
}
|
||||
}
|
||||
|
||||
Future<void> _ensureValidToken() async {
|
||||
if (_accessToken == null) {
|
||||
// Try to load from shared preferences first
|
||||
final prefs = await SharedPreferences.getInstance();
|
||||
_accessToken = prefs.getString('spotify_access_token');
|
||||
|
||||
if (_accessToken == null) {
|
||||
await _getAccessToken();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Future<List<SpotifyTrack>> searchTracks(String query, {int limit = 20}) async {
|
||||
try {
|
||||
await _ensureValidToken();
|
||||
|
||||
if (_accessToken == null) {
|
||||
// Return demo data if no token available
|
||||
return _getDemoTracks(query);
|
||||
}
|
||||
|
||||
final encodedQuery = Uri.encodeQueryComponent(query);
|
||||
final response = await http.get(
|
||||
Uri.parse('$_baseUrl/search?q=$encodedQuery&type=track&limit=$limit'),
|
||||
headers: {
|
||||
'Authorization': 'Bearer $_accessToken',
|
||||
},
|
||||
);
|
||||
|
||||
if (response.statusCode == 200) {
|
||||
final data = json.decode(response.body);
|
||||
final searchResponse = SpotifySearchResponse.fromJson(data);
|
||||
return searchResponse.tracks.items;
|
||||
} else if (response.statusCode == 401) {
|
||||
// Token expired, get a new one
|
||||
_accessToken = null;
|
||||
await _getAccessToken();
|
||||
return searchTracks(query, limit: limit); // Retry
|
||||
} else {
|
||||
print('Spotify search failed: ${response.statusCode}');
|
||||
print('Response body: ${response.body}');
|
||||
return _getDemoTracks(query);
|
||||
}
|
||||
} catch (e) {
|
||||
print('Error searching Spotify: $e');
|
||||
return _getDemoTracks(query);
|
||||
}
|
||||
}
|
||||
|
||||
Future<List<SpotifyTrack>> getPopularTracks({String genre = 'chill'}) async {
|
||||
try {
|
||||
await _ensureValidToken();
|
||||
|
||||
if (_accessToken == null) {
|
||||
return _getDemoPopularTracks();
|
||||
}
|
||||
|
||||
// Search for popular tracks in the genre
|
||||
final response = await http.get(
|
||||
Uri.parse('$_baseUrl/search?q=genre:$genre&type=track&limit=10'),
|
||||
headers: {
|
||||
'Authorization': 'Bearer $_accessToken',
|
||||
},
|
||||
);
|
||||
|
||||
if (response.statusCode == 200) {
|
||||
final data = json.decode(response.body);
|
||||
final searchResponse = SpotifySearchResponse.fromJson(data);
|
||||
return searchResponse.tracks.items;
|
||||
} else {
|
||||
return _getDemoPopularTracks();
|
||||
}
|
||||
} catch (e) {
|
||||
print('Error getting popular tracks: $e');
|
||||
return _getDemoPopularTracks();
|
||||
}
|
||||
}
|
||||
|
||||
// Demo data for when Spotify API is not available
|
||||
List<SpotifyTrack> _getDemoTracks(String query) {
|
||||
final demoTracks = [
|
||||
_createDemoTrack('1', 'Tropical House Cruises', 'Kygo', 'Cloud Nine', 'https://i.scdn.co/image/tropical'),
|
||||
_createDemoTrack('2', 'Summer Breeze', 'Seeb', 'Summer Hits', 'https://i.scdn.co/image/summer'),
|
||||
_createDemoTrack('3', 'Relaxing Waves', 'Chillhop Music', 'Chill Collection', 'https://i.scdn.co/image/waves'),
|
||||
_createDemoTrack('4', 'Sunset Vibes', 'Odesza', 'In Return', 'https://i.scdn.co/image/sunset'),
|
||||
_createDemoTrack('5', 'Ocean Dreams', 'Emancipator', 'Soon It Will Be Cold Enough', 'https://i.scdn.co/image/ocean'),
|
||||
];
|
||||
|
||||
// Filter based on query
|
||||
if (query.toLowerCase().contains('tropical') || query.toLowerCase().contains('kygo')) {
|
||||
return [demoTracks[0]];
|
||||
} else if (query.toLowerCase().contains('summer')) {
|
||||
return [demoTracks[1]];
|
||||
} else if (query.toLowerCase().contains('chill') || query.toLowerCase().contains('relax')) {
|
||||
return [demoTracks[2], demoTracks[4]];
|
||||
} else if (query.toLowerCase().contains('sunset')) {
|
||||
return [demoTracks[3]];
|
||||
}
|
||||
|
||||
return demoTracks;
|
||||
}
|
||||
|
||||
List<SpotifyTrack> _getDemoPopularTracks() {
|
||||
return [
|
||||
_createDemoTrack('pop1', 'Ocean Breeze', 'Lofi Dreams', 'Summer Collection', 'https://i.scdn.co/image/ocean'),
|
||||
_createDemoTrack('pop2', 'Sunset Melody', 'Acoustic Soul', 'Peaceful Moments', 'https://i.scdn.co/image/sunset'),
|
||||
_createDemoTrack('pop3', 'Peaceful Waters', 'Nature Sounds', 'Tranquil Vibes', 'https://i.scdn.co/image/water'),
|
||||
_createDemoTrack('pop4', 'Summer Nights', 'Chill Vibes', 'Evening Sessions', 'https://i.scdn.co/image/night'),
|
||||
];
|
||||
}
|
||||
|
||||
SpotifyTrack _createDemoTrack(String id, String name, String artistName, String albumName, String imageUrl) {
|
||||
return SpotifyTrack(
|
||||
id: id,
|
||||
name: name,
|
||||
artists: [SpotifyArtist(id: 'artist_$id', name: artistName)],
|
||||
album: SpotifyAlbum(
|
||||
id: 'album_$id',
|
||||
name: albumName,
|
||||
images: [SpotifyImage(height: 640, width: 640, url: imageUrl)],
|
||||
),
|
||||
durationMs: 210000 + (id.hashCode % 120000), // Random duration between 3:30 and 5:30
|
||||
externalUrls: {'spotify': 'https://open.spotify.com/track/$id'},
|
||||
previewUrl: null,
|
||||
);
|
||||
}
|
||||
|
||||
// Method to initialize with your Spotify credentials
|
||||
static void setCredentials(String clientId, String clientSecret) {
|
||||
// In a real app, you'd store these securely
|
||||
// For demo purposes, we'll use the demo data
|
||||
print('Spotify credentials would be set here in a real app');
|
||||
print('Client ID: $clientId');
|
||||
print('For demo purposes, using mock data instead');
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue