reinitialising project

lib/service/snackbar_service.dart

@@ -0,0 +1,44 @@
+import 'package:flutter/material.dart';
+
+class SnackBarService {
+  //
+
+  BuildContext? _buildContext;
+  static SnackBarService instance = SnackBarService();
+
+  set buildContext(BuildContext _context) {
+    _buildContext = _context;
+  }
+
+  void showSnackBarError(String _message) {
+    ScaffoldMessenger.of(_buildContext!).showSnackBar(
+      SnackBar(
+        duration: Duration(seconds: 2),
+        content: Text(
+          _message,
+          style: TextStyle(
+            color: Colors.white,
+            fontSize: 15,
+          ),
+        ),
+        backgroundColor: Colors.red,
+      ),
+    );
+  }
+
+  void showSnackBarSuccess(String _message) {
+    ScaffoldMessenger.of(_buildContext!).showSnackBar(
+      SnackBar(
+        duration: Duration(seconds: 2),
+        content: Text(
+          _message,
+          style: TextStyle(
+            color: Colors.white,
+            fontSize: 15,
+          ),
+        ),
+        backgroundColor: Colors.green,
+      ),
+    );
+  }
+}