Use UIImplementation to open settings #84

ref DEV-2547

Author: tung2744

android/src/main/AndroidManifest.xml

@@ -6,12 +6,6 @@
       android:name=".OAuthCoordinatorActivity"
       android:exported="false"
       android:launchMode="singleTask" />
-    <activity
-        android:name=".WebViewActivity"
-        android:exported="false"
-        android:launchMode="singleTask"
-        android:theme="@style/AuthgearTheme"
-        android:configChanges="orientation|screenSize" />
     <activity
         android:name=".WebKitWebViewActivity"
         android:exported="false"

android/src/main/kotlin/com/authgear/flutter/AuthgearPlugin.kt

@@ -59,7 +59,6 @@ class AuthgearPlugin: FlutterPlugin, ActivityAware, MethodCallHandler, PluginReg
     private const val LOGTAG = "AuthgearPlugin"
     private const val ENCRYPTED_SHARED_PREFERENCES_NAME = "authgear_encrypted_shared_preferences"
     private const val TAG_AUTHENTICATION = 1
-    private const val TAG_OPEN_URL = 2
 
     fun wechatErrorResult(errCode: Int, errStr: String, result: Result) {
       if (errCode == -2) {
@@ -120,13 +119,6 @@ class AuthgearPlugin: FlutterPlugin, ActivityAware, MethodCallHandler, PluginReg
         }
         true
       }
-      TAG_OPEN_URL -> {
-        when (resultCode) {
-          Activity.RESULT_CANCELED -> handle.value.result.success(null)
-          Activity.RESULT_OK -> handle.value.result.success(null)
-        }
-        true
-      }
       else -> false
     }
   }
@@ -185,17 +177,6 @@ class AuthgearPlugin: FlutterPlugin, ActivityAware, MethodCallHandler, PluginReg
         val intent = WebKitWebViewActivity.createIntent(activity, options)
         activity.startActivityForResult(intent, requestCode)
       }
-      "openURL" -> {
-        val url = Uri.parse(call.argument("url"))
-        val requestCode = startActivityHandles.push(StartActivityHandle(TAG_OPEN_URL, Handle(result)))
-        val activity = activityBinding?.activity
-        if (activity == null) {
-          result.noActivity()
-          return
-        }
-        val intent = WebViewActivity.createIntent(activity, url)
-        activity.startActivityForResult(intent, requestCode)
-      }
       "getDeviceInfo" -> {
         this.getDeviceInfo(result)
       }

android/src/main/kotlin/com/authgear/flutter/WebViewActivity.kt

@@ -1,5 +1,8 @@
+#Mon Sep 01 14:55:54 HKT 2025
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+# AGP, gradle, and kotlin versions is a 3-element tuple.
+# See https://github.com/flutter/flutter/blob/3.32.8/dev/devicelab/bin/tasks/android_java17_dependency_smoke_tests.dart#L34
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.12.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.3-all.zip

example/android/gradle/wrapper/gradle-wrapper.properties

@@ -18,8 +18,12 @@ pluginManagement {
 
 plugins {
     id "dev.flutter.flutter-plugin-loader" version "1.0.0"
-    id "com.android.application" version "8.1.0" apply false
-    id "org.jetbrains.kotlin.android" version "1.8.22" apply false
+    // AGP, gradle, and kotlin versions is a 3-element tuple.
+    // See https://github.com/flutter/flutter/blob/3.32.8/dev/devicelab/bin/tasks/android_java17_dependency_smoke_tests.dart#L34
+    id "com.android.application" version "8.7.0" apply false
+    // AGP, gradle, and kotlin versions is a 3-element tuple.
+    // See https://github.com/flutter/flutter/blob/3.32.8/dev/devicelab/bin/tasks/android_java17_dependency_smoke_tests.dart#L34
+    id "org.jetbrains.kotlin.android" version "2.1.0" apply false
 }
 
 include ":app"

example/android/settings.gradle

@@ -54,11 +54,6 @@ public class SwiftAuthgearPlugin: NSObject, FlutterPlugin, ASWebAuthenticationPr
         wechatRedirectURIString: wechatRedirectURIString,
         result: result
       )
-    case "openURL":
-      let arguments = call.arguments as! Dictionary<String, AnyObject>
-      let urlString = arguments["url"] as! String
-      let url = URL(string: urlString)!
-      self.openURL(url: url, result: result);
     case "getDeviceInfo":
       self.getDeviceInfo(result: result)
     case "storageSetItem":
@@ -241,42 +236,6 @@ public class SwiftAuthgearPlugin: NSObject, FlutterPlugin, ASWebAuthenticationPr
       controller.start()
   }
 
-  private func openURL(url: URL, result: @escaping FlutterResult) {
-    var sessionToKeepAlive: Any? = nil
-    let completionHandler = { (url: URL?, error: Error?) in
-      sessionToKeepAlive = nil
-      if let error = error {
-        if #available(iOS 12, *) {
-          if case ASWebAuthenticationSessionError.canceledLogin = error {
-            result(nil)
-            return
-          }
-        }
-
-        self.handleError(result: result, error: error)
-        return
-      }
-
-      result(FlutterError.cancel)
-      return
-    }
-    if #available(iOS 12, *) {
-      let session = ASWebAuthenticationSession(
-        url: url,
-        callbackURLScheme: "authgearsdk",
-        completionHandler: completionHandler
-      )
-      if #available(iOS 13, *) {
-        session.presentationContextProvider = self
-        session.prefersEphemeralWebBrowserSession = true
-      }
-      session.start()
-      sessionToKeepAlive = session
-    } else {
-      result(FlutterError.unsupported)
-    }
-  }
-
   private func getDeviceInfo(result: FlutterResult) {
     var systemInfo = utsname()
     uname(&systemInfo)

ios/Classes/SwiftAuthgearPlugin.swift

@@ -494,9 +494,19 @@ class Authgear implements AuthgearHttpClientDelegate {
       wechatRedirectURI: wechatRedirectURI,
     );
 
-    await native.openURL(
-      url: targetURL.toString(),
-    );
+    try {
+      await _uiImplementation.openAuthorizationURL(
+        url: targetURL.toString(),
+        redirectURI: "nocallback://nocallback",
+        shareCookiesWithDeviceBrowser: false,
+      );
+    } catch (e) {
+      if (e is CancelException) {
+        // Ignore CancelException.
+        return;
+      }
+      rethrow;
+    }
   }
 
   Future<void> _openAuthgearURL({

lib/src/container.dart

@@ -52,18 +52,6 @@ Future<String> openAuthorizeURLWithWebView({
   }
 }
 
-Future<void> openURL({
-  required String url,
-}) async {
-  try {
-    await _channel.invokeMethod("openURL", {
-      "url": url,
-    });
-  } on PlatformException catch (e) {
-    throw wrapException(e);
-  }
-}
-
 Future<Map> getDeviceInfo() async {
   try {
     return await _channel.invokeMethod("getDeviceInfo");