feat(http): add new middleware feature

packages/wyatt_http_client/lib/src/models/middleware_response.dart

@@ -16,35 +16,37 @@
 // along with this program. If not, see <https://www.gnu.org/licenses/>.
 
 import 'package:http/http.dart';
-import 'package:wyatt_http_client/src/models/middleware_context.dart';
-import 'package:wyatt_http_client/src/models/middleware_request.dart';
+import 'package:wyatt_http_client/src/utils/http_status.dart';
 
 class MiddlewareResponse {
   BaseResponse httpResponse;
-  MiddlewareRequest middlewareRequest;
-  MiddlewareContext context;
+
+  // Proxy
+  int get statusCode => httpResponse.statusCode;
+  HttpStatus get status => HttpStatus.from(statusCode);
+  String get body {
+    if (httpResponse is Response) {
+      return (httpResponse as Response).body;
+    } else {
+      return '';
+    }
+  }
+  int? get contentLength => httpResponse.contentLength;
+  Map<String, String> get headers => httpResponse.headers;
 
   MiddlewareResponse({
     required this.httpResponse,
-    required this.middlewareRequest,
-    required this.context,
-  }) {
-    context = context.copyWith(originalResponse: this);
-  }
+  });
 
   MiddlewareResponse copyWith({
     BaseResponse? httpResponse,
-    MiddlewareRequest? middlewareRequest,
-    MiddlewareContext? context,
   }) {
     return MiddlewareResponse(
       httpResponse: httpResponse ?? this.httpResponse,
-      middlewareRequest: middlewareRequest ?? this.middlewareRequest,
-      context: context ?? this.context,
     );
   }
 
   @override
-  String toString() => 'MiddlewareResponse(httpResponse: $httpResponse, '
-      'middlewareRequest: $middlewareRequest, context: $context)';
+  String toString() =>
+      'MiddlewareResponse(httpResponse: $httpResponse)';
 }