feat: 增强日历功能并集成 AgentScope 代理服务

apps/lib/features/friends/data/friends_api.dart

@@ -12,43 +12,43 @@ class FriendsApi {
     return data.map((json) => FriendResponse.fromJson(json)).toList();
   }
 
-  Future<List<FriendResponse>> getIncomingRequests() async {
-    final response = await _client.get('$_prefix/requests/inbox');
-    final List<dynamic> data = response.data;
-    return data.map((json) => FriendResponse.fromJson(json)).toList();
-  }
-
-  Future<List<FriendResponse>> getOutgoingRequests() async {
+  Future<List<FriendRequestResponse>> getOutgoingRequests() async {
     final response = await _client.get('$_prefix/requests/outgoing');
     final List<dynamic> data = response.data;
-    return data.map((json) => FriendResponse.fromJson(json)).toList();
+    return data.map((json) => FriendRequestResponse.fromJson(json)).toList();
   }
 
-  Future<FriendResponse> sendRequest(String targetUserId) async {
-    final response = await _client.post(
-      '$_prefix/requests',
-      data: {'target_user_id': targetUserId},
-    );
-    return FriendResponse.fromJson(response.data);
+  Future<FriendRequestResponse> sendRequest(
+    String targetUserId, {
+    String? content,
+  }) async {
+    final data = {'target_user_id': targetUserId, 'content': content};
+    final response = await _client.post('$_prefix/requests', data: data);
+    return FriendRequestResponse.fromJson(response.data);
   }
 
-  Future<FriendResponse> acceptRequest(String friendshipId) async {
+  Future<FriendRequestResponse> acceptRequest(String friendshipId) async {
     final response = await _client.post(
       '$_prefix/requests/$friendshipId/accept',
     );
-    return FriendResponse.fromJson(response.data);
+    return FriendRequestResponse.fromJson(response.data);
   }
 
-  Future<FriendResponse> declineRequest(String friendshipId) async {
+  Future<FriendRequestResponse> declineRequest(String friendshipId) async {
     final response = await _client.post(
       '$_prefix/requests/$friendshipId/decline',
     );
-    return FriendResponse.fromJson(response.data);
+    return FriendRequestResponse.fromJson(response.data);
   }
 
   Future<void> removeFriend(String friendshipId) async {
     await _client.delete('$_prefix/$friendshipId');
   }
+
+  Future<FriendRequestResponse> getRequestById(String friendshipId) async {
+    final response = await _client.get('$_prefix/requests/$friendshipId');
+    return FriendRequestResponse.fromJson(response.data);
+  }
 }
 
 class FriendResponse {
@@ -94,3 +94,34 @@ class UserBasicInfo {
     );
   }
 }
+
+class FriendRequestResponse {
+  final String id;
+  final UserBasicInfo sender;
+  final UserBasicInfo recipient;
+  final String? content;
+  final String status;
+  final DateTime createdAt;
+
+  FriendRequestResponse({
+    required this.id,
+    required this.sender,
+    required this.recipient,
+    this.content,
+    required this.status,
+    required this.createdAt,
+  });
+
+  factory FriendRequestResponse.fromJson(Map<String, dynamic> json) {
+    return FriendRequestResponse(
+      id: json['id'] as String,
+      sender: UserBasicInfo.fromJson(json['sender'] as Map<String, dynamic>),
+      recipient: UserBasicInfo.fromJson(
+        json['recipient'] as Map<String, dynamic>,
+      ),
+      content: json['content'] as String?,
+      status: json['status'] as String,
+      createdAt: DateTime.parse(json['created_at'] as String),
+    );
+  }
+}