second commit

lib/Controller/Internetcheck/check_internet.dart

@@ -0,0 +1,74 @@
+import 'dart:async';
+import 'package:connectivity_plus/connectivity_plus.dart';
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import '../../Globalwidgets/textwidget.dart';
+import '../../Helper/Constants/Colorconstants.dart';
+
+class ConnectivityController extends GetxController {
+  final isOffline = false.obs;
+  final Connectivity _connectivity = Connectivity();
+  late StreamSubscription<List<ConnectivityResult>> _subscription;
+  bool _wasOffline = false;
+
+  @override
+  void onInit() {
+    super.onInit();
+    _checkInitialConnection();
+    _subscription = _connectivity.onConnectivityChanged.listen(_updateStatus);
+  }
+
+  Future<void> _checkInitialConnection() async {
+    final result = await _connectivity.checkConnectivity();
+    _updateStatus([result.first]);
+  }
+
+  void _updateStatus(List<ConnectivityResult> results) {
+    final isCurrentlyOffline = !results.any((r) => r == ConnectivityResult.mobile || r == ConnectivityResult.wifi);
+
+    if (isCurrentlyOffline != isOffline.value) {
+      isOffline.value = isCurrentlyOffline;
+
+      final context = Get.context!;
+
+      if (isCurrentlyOffline) {
+        ScaffoldMessenger.of(context).showSnackBar(
+
+          SnackBar(
+            content: TextWidget(
+              color: ColorConstants.secondaryColor,
+              text: "You are currently offline",
+            ),
+            backgroundColor: Theme.of(context).colorScheme.error,
+            duration: Duration(days: 1), // Until dismissed or back online
+            behavior: SnackBarBehavior.floating,
+          ),
+        );
+      } else {
+        if (_wasOffline) {
+          ScaffoldMessenger.of(context).clearSnackBars();
+          ScaffoldMessenger.of(context).showSnackBar(
+            SnackBar(
+              content: TextWidget(
+                text:  "You are connected to the internet",
+                color: ColorConstants.secondaryColor,
+              ),
+              backgroundColor: Colors.green,
+              behavior: SnackBarBehavior.floating,
+              duration: const Duration(seconds: 3),
+            ),
+          );
+        }
+      }
+
+      _wasOffline = isCurrentlyOffline;
+    }
+  }
+
+
+  @override
+  void onClose() {
+    _subscription.cancel();
+    super.onClose();
+  }
+}