import 'package:flutter/foundation.dart';
import 'package:odoo_rpc/odoo_rpc.dart';
import '../utils/constants.dart';

class OdooService with ChangeNotifier {
  OdooClient? _client;
  OdooSession? _session;
  String _baseUrl = AppConstants.defaultOdooUrl;

  OdooClient? get client => _client;
  OdooSession? get session => _session;
  String get baseUrl => _baseUrl;

  bool get isConnected => _client != null;
  bool get isLoggedIn => _session != null;

  OdooService() {
    _initClient();
  }

  void _initClient() {
    _client = OdooClient(_baseUrl);
    // Subscribe to session changes if needed
    _client!.sessionStream.listen((session) {
      _session = session;
      notifyListeners();
    });
    _client!.loginStream.listen((event) {
       if (event == OdooLoginEvent.loggedIn) {
         if (kDebugMode) {
           print('Logged in');
         }
       }
       notifyListeners();
    });
  }

  void updateUrl(String url) {
    if (url != _baseUrl) {
      _baseUrl = url;
      _client?.close();
      _initClient();
      notifyListeners();
    }
  }

  Future<void> authenticate(String db, String login, String password) async {
    if (_client == null) _initClient();
    try {
      await _client!.authenticate(db, login, password);
    } catch (e) {
      rethrow;
    }
  }

  Future<void> logout() async {
    if (_client != null) {
      await _client!.destroySession();
    }
  }

  // Example of calling a method (search_read)
  Future<dynamic> callKw({
    required String model,
    required String method,
    required List args,
    required Map<String, dynamic> kwargs,
  }) async {
    if (_client == null) throw Exception("Client not initialized");
    


    // In odoo_rpc 0.4.x, callKw expects a Map of params
    return _client!.callKw({
      'model': model,
      'method': method,
      'args': args,
      'kwargs': kwargs,
    });
  }
}