Initial commit: unionflow-mobile-apps

Application Flutter complète (sans build artifacts).

Signed-off-by: lions dev Team

lib/features/communication/data/models/conversation_model.dart

@@ -0,0 +1,70 @@
+/// Model de données Conversation avec sérialisation JSON
+library conversation_model;
+
+import 'package:json_annotation/json_annotation.dart';
+import '../../domain/entities/conversation.dart';
+import '../../domain/entities/message.dart';
+import 'message_model.dart';
+
+part 'conversation_model.g.dart';
+
+@JsonSerializable(explicitToJson: true)
+class ConversationModel extends Conversation {
+  @JsonKey(
+    fromJson: _messageFromJson,
+    toJson: _messageToJson,
+  )
+  @override
+  final Message? lastMessage;
+
+  const ConversationModel({
+    required super.id,
+    required super.name,
+    super.description,
+    required super.type,
+    required super.participantIds,
+    super.organizationId,
+    this.lastMessage,
+    super.unreadCount,
+    super.isMuted,
+    super.isPinned,
+    super.isArchived,
+    required super.createdAt,
+    super.updatedAt,
+    super.avatarUrl,
+    super.metadata,
+  }) : super(lastMessage: lastMessage);
+
+  static Message? _messageFromJson(Map<String, dynamic>? json) =>
+      json == null ? null : MessageModel.fromJson(json);
+
+  static Map<String, dynamic>? _messageToJson(Message? message) =>
+      message == null ? null : MessageModel.fromEntity(message).toJson();
+
+  factory ConversationModel.fromJson(Map<String, dynamic> json) =>
+      _$ConversationModelFromJson(json);
+
+  Map<String, dynamic> toJson() => _$ConversationModelToJson(this);
+
+  factory ConversationModel.fromEntity(Conversation conversation) {
+    return ConversationModel(
+      id: conversation.id,
+      name: conversation.name,
+      description: conversation.description,
+      type: conversation.type,
+      participantIds: conversation.participantIds,
+      organizationId: conversation.organizationId,
+      lastMessage: conversation.lastMessage,
+      unreadCount: conversation.unreadCount,
+      isMuted: conversation.isMuted,
+      isPinned: conversation.isPinned,
+      isArchived: conversation.isArchived,
+      createdAt: conversation.createdAt,
+      updatedAt: conversation.updatedAt,
+      avatarUrl: conversation.avatarUrl,
+      metadata: conversation.metadata,
+    );
+  }
+
+  Conversation toEntity() => this;
+}