add tokenSpotify class ✅

Sources/justMUSIC/lib/view_model/CommentViewModel.dart

@@ -0,0 +1,10 @@
+import '../model/Comment.dart';
+
+class CommentViewModel {
+
+  // Methods
+  List<Comment> getCommentsPost(int idPost) {
+    throw new Error();
+  }
+
+}

Sources/justMUSIC/lib/view_model/MusicViewModel.dart

@@ -0,0 +1,19 @@
+import '../model/Music.dart';
+
+class MusicViewModel {
+
+  final String API_URL = "";
+
+  // Methods
+  Music getMusic(int id) {
+    throw new Error();
+  }
+
+  Music getMusicWithName(String name) {
+    throw new Error();
+  }
+
+  List<Music> getMusics(String name) {
+    throw new Error();
+  }
+}

Sources/justMUSIC/lib/view_model/PostViewModel.dart

@@ -0,0 +1,31 @@
+import 'package:justmusic/model/Post.dart';
+
+class PostViewModel {
+  List<Post> _postsFriends = [];
+  List<Post> _bestPosts = [];
+
+  // Constructor
+  PostViewModel();
+
+  // Getters and setters
+  List<Post> get postsFriends => _postsFriends;
+
+  List<Post> get bestPosts => _bestPosts;
+
+  // Methods
+  List<Post> getPostsFriends() {
+    throw new Error();
+  }
+
+  List<Post> getMorePostsFriends() {
+    throw new Error();
+  }
+
+  List<Post> getBestPosts() {
+    throw new Error();
+  }
+
+  List<Post> getMoreBestPosts() {
+    throw new Error();
+  }
+}

Sources/justMUSIC/lib/view_model/TokenSpotify.dart

@@ -0,0 +1,44 @@
+import 'dart:convert';
+import 'package:http/http.dart' as http;
+
+class TokenSpotify {
+  final String clientId = 'd9b82921bbdf43efa15d0c34c28c6f93';
+  final String _clientSecret = 'ba01687f59ea4ab7ad00c769e89e44d8';
+  late String _accessToken;
+  late DateTime _tokenEnd;
+
+  TokenSpotify() {
+    _tokenEnd = DateTime.now().add(Duration(seconds: -1));
+  }
+
+  Future<String> getAccessToken() async {
+    if (_isTokenExpired()) {
+      await _refreshToken();
+    }
+    return _accessToken;
+  }
+
+  _refreshToken() async {
+    final basicAuth = base64Encode(utf8.encode('$clientId:$_clientSecret'));
+    final response = await http.post(
+      Uri.parse('https://accounts.spotify.com/api/token'),
+      headers: {
+        'Authorization': 'Basic $basicAuth',
+        'Content-Type': 'application/x-www-form-urlencoded',
+      },
+      body: 'grant_type=client_credentials',
+    );
+
+    if (response.statusCode == 200) {
+      final responseData = jsonDecode(response.body);
+      _accessToken = responseData['access_token'];
+      _tokenEnd = DateTime.now().add(Duration(seconds: responseData['expires_in']));
+    } else {
+      print('Erreur lors de l\'actualisation du token : ${response.statusCode}');
+    }
+  }
+
+  bool _isTokenExpired() {
+    return DateTime.now().isAfter(_tokenEnd);
+  }
+}

Sources/justMUSIC/lib/view_model/UserViewModel.dart

@@ -0,0 +1,13 @@
+import '../model/User.dart';
+
+class UserViewModel {
+  User? _userCurrent;
+
+  // Constructor
+  UserViewModel();
+
+  // Methods
+  User getUser(int id) {
+    throw new Error();
+  }
+}

Sources/justMUSIC/pubspec.lock

@@ -75,6 +75,22 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  http:
+    dependency: "direct main"
+    description:
+      name: http
+      sha256: "5895291c13fa8a3bd82e76d5627f69e0d85ca6a30dcac95c4ea19a5d555879c2"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.13.6"
+  http_parser:
+    dependency: transitive
+    description:
+      name: http_parser
+      sha256: "2aa08ce0341cc9b354a498388e30986515406668dbcc4f7c950c3e715496693b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.2"
   js:
     dependency: transitive
     description:
@@ -176,6 +192,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.4.16"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      sha256: facc8d6582f16042dd49f2463ff1bd6e2c9ef9f3d5da3d9b087e244a7b564b3c
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.2"
   vector_math:
     dependency: transitive
     description:
@@ -185,4 +209,4 @@ packages:
     source: hosted
     version: "2.1.4"
 sdks:
-  dart: ">=2.18.2 <3.0.0"
+  dart: ">=2.19.0 <3.0.0"

Sources/justMUSIC/pubspec.yaml

@@ -31,6 +31,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
+  http: ^0.13.5
 
 
   # The following adds the Cupertino Icons font to your application.