Added option to share the app via qr-code

lib/view/pages/more/share/appSharePlatformView.dart

@@ -0,0 +1,41 @@
+import 'package:flutter/material.dart';
+import 'package:qr_flutter/qr_flutter.dart';
+
+class AppSharePlatformView extends StatelessWidget {
+  final String title;
+  final String url;
+  const AppSharePlatformView(this.title, this.url, {super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    Color foregroundColor = Theme.of(context).colorScheme.onBackground;
+    return Column(
+      mainAxisSize: MainAxisSize.min,
+      crossAxisAlignment: CrossAxisAlignment.center,
+      mainAxisAlignment: MainAxisAlignment.center,
+      children: [
+        Text(title, style: const TextStyle(fontSize: 20, fontWeight: FontWeight.bold)),
+        const SizedBox(height: 30),
+        Container(
+          padding: const EdgeInsets.all(10),
+          decoration: BoxDecoration(
+            border: Border.all(color: foregroundColor, width: 10),
+          ),
+          child: QrImageView(
+            data: url,
+            version: QrVersions.auto,
+            size: 200,
+            dataModuleStyle: QrDataModuleStyle(
+                color: foregroundColor,
+                dataModuleShape: QrDataModuleShape.square
+            ),
+            eyeStyle: QrEyeStyle(
+              color: foregroundColor,
+              eyeShape: QrEyeShape.square,
+            ),
+          ),
+        ),
+      ],
+    );
+  }
+}

lib/view/pages/more/share/qrShareView.dart

@@ -0,0 +1,36 @@
+import 'package:flutter/material.dart';
+
+import 'appSharePlatformView.dart';
+
+class QrShareView extends StatefulWidget {
+  const QrShareView({super.key});
+
+  @override
+  State<QrShareView> createState() => _QrShareViewState();
+}
+
+class _QrShareViewState extends State<QrShareView> {
+  @override
+  Widget build(BuildContext context) {
+    return DefaultTabController(
+      length: 2,
+      child: Scaffold(
+        appBar: AppBar(
+          title: const Text("Teile die App"),
+          bottom: const TabBar(
+            tabs: [
+              Tab(icon: Icon(Icons.android_outlined), text: "Android"),
+              Tab(icon: Icon(Icons.apple_outlined), text: "iOS & iPadOS"),
+            ],
+          ),
+        ),
+        body: const TabBarView(
+          children: [
+            AppSharePlatformView("Für Android", "https://play.google.com/store/apps/details?id=eu.mhsl.marianum.mobile.client"),
+            AppSharePlatformView("Für iOS & iPad", "https://apps.apple.com/us/app/marianum-fulda/id6458789560"),
+          ],
+        ),
+      ),
+    );
+  }
+}

lib/view/pages/more/share/selectShareTypeDialog.dart

@@ -0,0 +1,49 @@
+import 'package:flutter/material.dart';
+import 'package:loader_overlay/loader_overlay.dart';
+import 'package:share_plus/share_plus.dart';
+
+import 'qrShareView.dart';
+
+class SelectShareTypeDialog extends StatelessWidget {
+  const SelectShareTypeDialog({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return LoaderOverlay(
+      child: SimpleDialog(
+        children: [
+          ListTile(
+            leading: const Icon(Icons.qr_code_2_outlined),
+            title: const Text("Per QR-Code"),
+            trailing: const Icon(Icons.arrow_right),
+            onTap: () {
+              Navigator.of(context).push(MaterialPageRoute(builder: (context) => const QrShareView()));
+            },
+          ),
+          ListTile(
+            leading: const Icon(Icons.link_outlined),
+            title: const Text("Per Link"),
+            trailing: const Icon(Icons.arrow_right),
+            onTap: () {
+              context.loaderOverlay.show();
+              Share.share(
+                  sharePositionOrigin: Rect.fromCenter(
+                    center: const Offset(0, 0),
+                    width: 0,
+                    height: 0,
+                  ),
+                  subject: "App Teilen",
+                  "Hol dir die für das Marianum maßgeschneiderte App:"
+                      "\n\nAndroid: https://play.google.com/store/apps/details?id=eu.mhsl.marianum.mobile.client "
+                      "\niOS: https://apps.apple.com/us/app/marianum-fulda/id6458789560 "
+                      "\n\nViel Spaß!"
+              ).then((_) {
+                context.loaderOverlay.hide();
+              });
+            },
+          )
+        ],
+      ),
+    );
+  }
+}