RELEASE: moved from beta to First stable release.

Check CHANGELOG.md for full changelog
2026-05-20 06:34:41 +02:00 · 2026-02-27 04:14:40 +05:45
parent eecb823e62
commit 7992d65bc8
64 changed files with 6208 additions and 2752 deletions
@@ -0,0 +1,72 @@
+import 'dart:collection';
+
+import 'package:flutter_inappwebview/flutter_inappwebview.dart';
+
+import '../../scripts/autoplay_blocker.dart';
+import '../../scripts/spa_navigation_monitor.dart';
+import '../../scripts/native_feel.dart';
+
+class InstagramPreloader {
+  static HeadlessInAppWebView? _headlessWebView;
+  static InAppWebViewController? controller;
+  static final InAppWebViewKeepAlive keepAlive = InAppWebViewKeepAlive();
+  static bool isReady = false;
+
+  static Future<void> start(String userAgent) async {
+    if (_headlessWebView != null) return; // don't start twice
+    
+    _headlessWebView = HeadlessInAppWebView(
+      keepAlive: keepAlive,
+      initialUrlRequest: URLRequest(
+        url: WebUri('https://www.instagram.com/'),
+      ),
+      initialSettings: InAppWebViewSettings(
+        userAgent: userAgent,
+        mediaPlaybackRequiresUserGesture: true,
+        useHybridComposition: true,
+        cacheEnabled: true,
+        cacheMode: CacheMode.LOAD_CACHE_ELSE_NETWORK,
+        domStorageEnabled: true,
+        databaseEnabled: true,
+        hardwareAcceleration: true,
+        transparentBackground: true,
+        safeBrowsingEnabled: false,
+      ),
+      initialUserScripts: UnmodifiableListView([
+        UserScript(
+          source: 'window.__fgBlockAutoplay = true;',
+          injectionTime: UserScriptInjectionTime.AT_DOCUMENT_START,
+        ),
+        UserScript(
+          source: kAutoplayBlockerJS,
+          injectionTime: UserScriptInjectionTime.AT_DOCUMENT_START,
+        ),
+        UserScript(
+          source: kSpaNavigationMonitorScript,
+          injectionTime: UserScriptInjectionTime.AT_DOCUMENT_START,
+        ),
+        UserScript(
+          source: kNativeFeelingScript,
+          injectionTime: UserScriptInjectionTime.AT_DOCUMENT_START,
+        ),
+      ]),
+      onWebViewCreated: (c) {
+        controller = c;
+      },
+      onLoadStop: (c, url) async {
+        isReady = true;
+        await c.evaluateJavascript(source: kNativeFeelingPostLoadScript);
+      },
+    );
+
+    await _headlessWebView!.run();
+  }
+
+  static void dispose() {
+    _headlessWebView?.dispose();
+    _headlessWebView = null;
+    controller = null;
+    isReady = false;
+  }
+}
+