fix(ui): Deduplicated launch_url functions

Also fixed issue of calling URI with duplicate protocol

Closes: #184

lib/ui/pages/services/service_page.dart

@@ -9,8 +9,8 @@ import 'package:selfprivacy/logic/models/service.dart';
 import 'package:selfprivacy/ui/components/brand_cards/filled_card.dart';
 import 'package:selfprivacy/ui/components/brand_hero_screen/brand_hero_screen.dart';
 import 'package:selfprivacy/ui/pages/server_storage/binds_migration/services_migration.dart';
+import 'package:selfprivacy/utils/launch_url.dart';
 import 'package:selfprivacy/utils/route_transitions/basic.dart';
-import 'package:url_launcher/url_launcher.dart';
 
 class ServicePage extends StatefulWidget {
   const ServicePage({required this.serviceId, super.key});
@@ -59,7 +59,7 @@ class _ServicePageState extends State<ServicePage> {
         if (service.url != null)
           ListTile(
             iconColor: Theme.of(context).colorScheme.onBackground,
-            onTap: () => _launchURL(service.url),
+            onTap: () => launchURL(service.url),
             leading: const Icon(Icons.open_in_browser),
             title: Text(
               'service_page.open_in_browser'.tr(),
@@ -232,15 +232,3 @@ class ServiceStatusCard extends StatelessWidget {
     }
   }
 }
-
-void _launchURL(final url) async {
-  try {
-    final Uri uri = Uri.parse(url);
-    await launchUrl(
-      uri,
-      mode: LaunchMode.externalApplication,
-    );
-  } catch (e) {
-    print(e);
-  }
-}

lib/ui/pages/services/services.dart

@@ -12,9 +12,9 @@ import 'package:selfprivacy/ui/components/icon_status_mask/icon_status_mask.dart
 import 'package:selfprivacy/ui/components/not_ready_card/not_ready_card.dart';
 import 'package:easy_localization/easy_localization.dart';
 import 'package:selfprivacy/ui/pages/services/service_page.dart';
+import 'package:selfprivacy/utils/launch_url.dart';
 import 'package:selfprivacy/utils/route_transitions/basic.dart';
 import 'package:selfprivacy/utils/ui_helpers.dart';
-import 'package:url_launcher/url_launcher.dart';
 
 class ServicesPage extends StatefulWidget {
   const ServicesPage({super.key});
@@ -23,18 +23,6 @@ class ServicesPage extends StatefulWidget {
   State<ServicesPage> createState() => _ServicesPageState();
 }
 
-void _launchURL(final url) async {
-  try {
-    final Uri uri = Uri.parse(url);
-    await launchUrl(
-      uri,
-      mode: LaunchMode.externalApplication,
-    );
-  } catch (e) {
-    print(e);
-  }
-}
-
 class _ServicesPageState extends State<ServicesPage> {
   @override
   Widget build(final BuildContext context) {
@@ -145,7 +133,7 @@ class _Card extends StatelessWidget {
                         Column(
                           children: [
                             GestureDetector(
-                              onTap: () => _launchURL(
+                              onTap: () => launchURL(
                                 service.url,
                               ),
                               child: Text(

lib/ui/pages/setup/initializing/server_provider_picker.dart

@@ -12,7 +12,7 @@ import 'package:selfprivacy/ui/components/brand_button/outlined_button.dart';
 import 'package:selfprivacy/ui/components/brand_cards/outlined_card.dart';
 import 'package:selfprivacy/ui/components/brand_md/brand_md.dart';
 import 'package:selfprivacy/ui/components/info_box/info_box.dart';
-import 'package:url_launcher/url_launcher.dart';
+import 'package:selfprivacy/utils/launch_url.dart';
 
 class ServerProviderPicker extends StatefulWidget {
   const ServerProviderPicker({
@@ -249,7 +249,7 @@ class ProviderSelectionPage extends StatelessWidget {
                     // Outlined button that will open website
                     BrandOutlinedButton(
                       onPressed: () =>
-                          _launchURL('https://www.hetzner.com/cloud'),
+                          launchURL('https://www.hetzner.com/cloud'),
                       title: 'initializing.select_provider_site_button'.tr(),
                     ),
                   ],
@@ -323,7 +323,7 @@ class ProviderSelectionPage extends StatelessWidget {
                     // Outlined button that will open website
                     BrandOutlinedButton(
                       onPressed: () =>
-                          _launchURL('https://www.digitalocean.com'),
+                          launchURL('https://www.digitalocean.com'),
                       title: 'initializing.select_provider_site_button'.tr(),
                     ),
                   ],
@@ -336,15 +336,3 @@ class ProviderSelectionPage extends StatelessWidget {
         ),
       );
 }
-
-void _launchURL(final url) async {
-  try {
-    final Uri uri = Uri.parse(url);
-    await launchUrl(
-      uri,
-      mode: LaunchMode.externalApplication,
-    );
-  } catch (e) {
-    print(e);
-  }
-}

lib/utils/launch_url.dart

@@ -0,0 +1,13 @@
+import 'package:url_launcher/url_launcher.dart';
+
+void launchURL(final url) async {
+  try {
+    final Uri uri = Uri.parse(url);
+    await launchUrl(
+      uri,
+      mode: LaunchMode.externalApplication,
+    );
+  } catch (e) {
+    print(e);
+  }
+}