work

lib/tools/responsive.dart

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+import 'dart:io';
+
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+
+bool get isAndroid => !kIsWeb && Platform.isAndroid;
+bool get isiOS => !kIsWeb && Platform.isIOS;
+bool get isWeb => kIsWeb;
+
+const kMobileWidthCutoff = 479.0;
+
+bool isMobileWidth(BuildContext context) =>
+    MediaQuery.of(context).size.width < kMobileWidthCutoff;
+
+bool responsiveVisibility({
+  required BuildContext context,
+  bool phone = true,
+  bool tablet = true,
+  bool tabletLandscape = true,
+  bool desktop = true,
+}) {
+  final width = MediaQuery.of(context).size.width;
+  if (width < kMobileWidthCutoff) {
+    return phone;
+  } else if (width < 767) {
+    return tablet;
+  } else if (width < 991) {
+    return tabletLandscape;
+  } else {
+    return desktop;
+  }
+}