Upgrade Webview 3.0.4 -> 4.10.0

Webview upgraded to Android Webview 2.0+ and overhauled their architecture.

Rewrote privacy_policy_page.dart to use modern webview standard.

Controler details :
- Unrestricted JavaScript
- Prevent navigation (allow only piwigo privacy policy)
- set only allowed url to Settings.privacyPolicyUrl

Author: Renarde-dev

lib/views/settings/privacy_policy_page.dart

@@ -13,19 +13,23 @@ class PrivacyPolicyPage extends StatefulWidget {
 }
 
 class _PrivacyPolicyPageState extends State<PrivacyPolicyPage> {
-  late final String _url;
+  final controller = WebViewController();
 
   @override
   void initState() {
-    WebView.platform = AndroidWebView();
-    _url = Settings.privacyPolicyUrl;
+    controller
+      ..setJavaScriptMode(JavaScriptMode.unrestricted)
+      ..setNavigationDelegate(
+        NavigationDelegate(
+            onNavigationRequest: (NavigationRequest request) {
+              return NavigationDecision.prevent;
+            }
+        ),
+      )
+      ..loadRequest(Uri.parse(Settings.privacyPolicyUrl));
     super.initState();
   }
 
-  NavigationDecision _navigation(NavigationRequest request) {
-    return NavigationDecision.prevent;
-  }
-
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -39,10 +43,7 @@ class _PrivacyPolicyPageState extends State<PrivacyPolicyPage> {
       ),
       body: Stack(
         children: [
-          WebView(
-            initialUrl: _url + appStrings.settings_privacyLocale,
-            navigationDelegate: _navigation,
-          ),
+          WebViewWidget(controller: controller),
         ],
       ),
     );

pubspec.yaml

@@ -15,7 +15,7 @@ dependencies:
 
   # Network
   url_launcher: ^6.1.5 # Open links with device's applications
-  webview_flutter: ^3.0.4 # Show web page (CGU)
+  webview_flutter: ^4.10.0 # Show web page (CGU)
   dio: ^5.4.3+1 # Requests to API
   dio_cookie_manager: ^2.0.0 # Compatibility between dio and cookie_far
   cookie_jar: ^3.0.1 # Handles cookies
@@ -48,7 +48,7 @@ dependencies:
   file_picker: ^8.3.7 # Pick images and videos at a time for upload
 
   # Device
-  device_info_plus: ^10.1.0 # Get device info (version)
+  device_info_plus: ^10.1.0 # Get device info (version
   flutter_local_notifications: ^17.2.4 # Throws notifications on download or upload
   open_filex: ^4.4.0 # Open files with devices apps
   workmanager: ^0.5.2 # Background processes (auto upload)