created methods folder, moved http request method inside

lib/methods/http_request.dart

@@ -0,0 +1,43 @@
+// ignore_for_file: avoid_print
+
+import 'dart:convert';
+import 'package:dio/dio.dart';
+
+import 'package:shared_preferences/shared_preferences.dart';
+
+class Methods {
+  int? _errorCode;
+
+
+  int get errorCode => _errorCode ?? 0;
+
+
+  Methods();
+
+
+
+  void httpRequest(String httpData) async {
+    // print(jsonEncode(place));
+
+    final dio = Dio();
+    final SharedPreferences prefs = await SharedPreferences.getInstance();
+
+    dio.options.responseType = ResponseType.plain;
+    Response response = Response(requestOptions: RequestOptions(path: ''), statusCode: 400);
+
+    try {
+      response = await dio.post(prefs.getString('apiAddress') ?? "",
+          data: jsonEncode(httpData));
+
+    // ignore: unused_catch_clause
+    } on DioException catch (e) {
+      _errorCode = response.statusCode;
+      print('is hier. var: ${_errorCode}');
+      return;
+    }
+    _errorCode = response.statusCode;
+      print('is hier 2. var: ${_errorCode}');
+  }
+}
+
+