runable

lib/core/network/api_interceptor.dart

@@ -0,0 +1,23 @@
+import 'package:dio/dio.dart';
+
+/// API interceptor for logging and error handling
+class ApiInterceptor extends Interceptor {
+  @override
+  void onRequest(RequestOptions options, RequestInterceptorHandler handler) {
+    print('REQUEST[${options.method}] => PATH: ${options.path}');
+    super.onRequest(options, handler);
+  }
+
+  @override
+  void onResponse(Response response, ResponseInterceptorHandler handler) {
+    print('RESPONSE[${response.statusCode}] => PATH: ${response.requestOptions.path}');
+    super.onResponse(response, handler);
+  }
+
+  @override
+  void onError(DioException err, ErrorInterceptorHandler handler) {
+    print('ERROR[${err.response?.statusCode}] => PATH: ${err.requestOptions.path}');
+    print('ERROR MSG: ${err.message}');
+    super.onError(err, handler);
+  }
+}

lib/core/network/dio_client.dart

@@ -0,0 +1,85 @@
+import 'package:dio/dio.dart';
+import '../constants/api_constants.dart';
+import 'api_interceptor.dart';
+
+/// Dio HTTP client configuration
+class DioClient {
+  late final Dio _dio;
+
+  DioClient() {
+    _dio = Dio(
+      BaseOptions(
+        baseUrl: ApiConstants.fullBaseUrl,
+        connectTimeout: Duration(milliseconds: ApiConstants.connectTimeout),
+        receiveTimeout: Duration(milliseconds: ApiConstants.receiveTimeout),
+        sendTimeout: Duration(milliseconds: ApiConstants.sendTimeout),
+        headers: {
+          ApiConstants.contentType: ApiConstants.applicationJson,
+          ApiConstants.accept: ApiConstants.applicationJson,
+        },
+      ),
+    );
+
+    _dio.interceptors.add(ApiInterceptor());
+  }
+
+  Dio get dio => _dio;
+
+  /// GET request
+  Future<Response> get(
+    String path, {
+    Map<String, dynamic>? queryParameters,
+    Options? options,
+  }) async {
+    return await _dio.get(
+      path,
+      queryParameters: queryParameters,
+      options: options,
+    );
+  }
+
+  /// POST request
+  Future<Response> post(
+    String path, {
+    dynamic data,
+    Map<String, dynamic>? queryParameters,
+    Options? options,
+  }) async {
+    return await _dio.post(
+      path,
+      data: data,
+      queryParameters: queryParameters,
+      options: options,
+    );
+  }
+
+  /// PUT request
+  Future<Response> put(
+    String path, {
+    dynamic data,
+    Map<String, dynamic>? queryParameters,
+    Options? options,
+  }) async {
+    return await _dio.put(
+      path,
+      data: data,
+      queryParameters: queryParameters,
+      options: options,
+    );
+  }
+
+  /// DELETE request
+  Future<Response> delete(
+    String path, {
+    dynamic data,
+    Map<String, dynamic>? queryParameters,
+    Options? options,
+  }) async {
+    return await _dio.delete(
+      path,
+      data: data,
+      queryParameters: queryParameters,
+      options: options,
+    );
+  }
+}

lib/core/network/network_info.dart

@@ -0,0 +1,21 @@
+import 'package:connectivity_plus/connectivity_plus.dart';
+
+/// Network connectivity checker
+class NetworkInfo {
+  final Connectivity connectivity;
+
+  NetworkInfo(this.connectivity);
+
+  /// Check if device has internet connection
+  Future<bool> get isConnected async {
+    final result = await connectivity.checkConnectivity();
+    return result.contains(ConnectivityResult.mobile) || 
+           result.contains(ConnectivityResult.wifi) ||
+           result.contains(ConnectivityResult.ethernet);
+  }
+
+  /// Stream of connectivity changes
+  Stream<List<ConnectivityResult>> get connectivityStream {
+    return connectivity.onConnectivityChanged;
+  }
+}