codigo actual del servidor, con avances de joan

source_code/lib/helpers/auth_helper.dart

@@ -0,0 +1,44 @@
+import 'package:active_ecommerce_seller_app/helpers/shared_value_helper.dart';
+import 'package:active_ecommerce_seller_app/repositories/auth_repository.dart';
+
+class AuthHelper {
+  setUserData(loginResponse) {
+    if (loginResponse.result == true) {
+      is_logged_in.$ = true;
+      is_logged_in.save();
+      access_token.$ = loginResponse.access_token;
+      access_token.save();
+      seller_id.$ = loginResponse.user.id;
+      seller_id.save();
+
+    }
+  }
+
+  clearUserData() {
+      is_logged_in.$ = false;
+      is_logged_in.save();
+      access_token.$ = "";
+      access_token.save();
+      seller_id.$ = 0;
+      seller_id.save();
+  }
+
+
+  fetch_and_set() async {
+    var userByTokenResponse = await AuthRepository().getUserByTokenResponse();
+
+    if (userByTokenResponse.result == true) {
+      is_logged_in.$ = true;
+      is_logged_in.save();
+      seller_id.$ = userByTokenResponse.id;
+      seller_id.save();
+
+    }else{
+      is_logged_in.$ = false;
+      is_logged_in.save();
+      seller_id.$ = 0;
+      seller_id.save();
+
+    }
+  }
+}