implemented reader mode

2024-07-12 10:59:18 +02:00
parent 1704a4fa89
commit 3087bdbd8c
22 changed files with 6935 additions and 20 deletions
@@ -0,0 +1,55 @@
+import 'package:bang_navigator/features/web_view/domain/providers.dart';
+import 'package:flutter_inappwebview/flutter_inappwebview.dart';
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+
+part 'readerability_script.g.dart';
+
+@Riverpod()
+class ReaderabilityScriptService extends _$ReaderabilityScriptService {
+  late Future<String> _readerabilityScript;
+
+  @override
+  Future<void> build(InAppWebViewController? controller) async {
+    _readerabilityScript = ref.watch(readerabilityScriptProvider.future);
+  }
+
+  Future<void> _injectScript() async {
+    if (controller != null) {
+      await _readerabilityScript
+          .then((script) => controller!.evaluateJavascript(source: script));
+    }
+  }
+
+  Future<void> ensureScriptInjected() async {
+    if (controller != null) {
+      final injected = await controller!.evaluateJavascript(
+        source:
+            "(typeof window !== 'undefined' && typeof window.isReaderable === 'function')",
+      ) as bool;
+
+      if (!injected) {
+        await _injectScript();
+      }
+    }
+  }
+
+  Future<bool> isReaderable() async {
+    await ensureScriptInjected();
+
+    if (controller != null) {
+      return await controller!.evaluateJavascript(
+        source: 'isReaderable();',
+      ) as bool;
+    }
+
+    return false;
+  }
+
+  Future<void> applyReaderable() async {
+    await ensureScriptInjected();
+
+    if (controller != null) {
+      await controller!.evaluateJavascript(source: 'applyReaderable();');
+    }
+  }
+}