add project

lib/service/CategoryService.dart

@@ -0,0 +1,19 @@
+import 'package:flutter_service/config/DiConfig.dart';
+import 'package:flutter_service/model/CategoryResponse.dart';
+
+Future<List<CategoryResponse>>  getAllCategoryService() async {
+  String url = "http://computer-api.osa.cubetiqs.com/api/frontend/categories";
+  List<CategoryResponse> r =  await getDioInstance().get(url).then((value) {
+
+    List<dynamic> result = value.data['data'] as List<dynamic>;
+
+    return result.map((e) =>  CategoryResponse.fromResponse(e)).toList();
+
+  }).catchError((onError) {
+    print(onError);
+    return null;
+  });
+
+  return r;
+
+}