fix: смена иконки через нативный MethodChannel — без плагина и без отключения MainActivity

android/app/src/main/AndroidManifest.xml

@@ -9,9 +9,6 @@
         android:label="Komet"
         android:name="${applicationName}"
         android:icon="@mipmap/ic_launcher">
-        <service
-            android:name="com.solusibejo.flutter_dynamic_icon_plus.FlutterDynamicIconPlusService"
-            android:stopWithTask="false"/>
         <activity
             android:name=".MainActivity"
             android:exported="true"
@@ -29,11 +26,19 @@
               android:name="io.flutter.embedding.android.NormalTheme"
               android:resource="@style/NormalTheme"
               />
+        </activity>
+        <activity-alias
+            android:name=".DefaultIcon"
+            android:enabled="true"
+            android:exported="true"
+            android:icon="@mipmap/ic_launcher"
+            android:label="Komet"
+            android:targetActivity=".MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
                 <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
-        </activity>
+        </activity-alias>
         <activity-alias
             android:name=".MinimalIcon"
             android:enabled="false"

android/app/src/main/kotlin/ru/komet/app/MainActivity.kt

@@ -1,7 +1,9 @@
 package ru.komet.app
 
+import android.content.ComponentName
 import android.content.Context
 import android.content.Intent
+import android.content.pm.PackageManager
 import android.net.ConnectivityManager
 import android.net.Network
 import android.net.NetworkCapabilities
@@ -20,11 +22,32 @@ import java.util.concurrent.atomic.AtomicBoolean
 class MainActivity : FlutterActivity() {
 
     private val channelName = "ru.komet.app/vpn_bypass"
+    private val iconAliases = listOf("DefaultIcon", "MinimalIcon")
 
     private companion object {
         const val LOG_TAG = "VpnBypass"
     }
 
+    private fun applyIcon(name: String) {
+        val pm = packageManager
+        for (alias in iconAliases) {
+            val component = ComponentName(packageName, "$packageName.$alias")
+            val state = if (alias == name) {
+                PackageManager.COMPONENT_ENABLED_STATE_ENABLED
+            } else {
+                PackageManager.COMPONENT_ENABLED_STATE_DISABLED
+            }
+            pm.setComponentEnabledSetting(
+                component,
+                state,
+                PackageManager.DONT_KILL_APP,
+            )
+        }
+        Handler(Looper.getMainLooper()).postDelayed({
+            finishAndRemoveTask()
+        }, 250L)
+    }
+
     override fun configureFlutterEngine(flutterEngine: FlutterEngine) {
         super.configureFlutterEngine(flutterEngine)
         MethodChannel(
@@ -39,6 +62,28 @@ class MainActivity : FlutterActivity() {
             }
         }
 
+        MethodChannel(
+            flutterEngine.dartExecutor.binaryMessenger,
+            "ru.komet.app/app_icon",
+        ).setMethodCallHandler { call, result ->
+            when (call.method) {
+                "setAppIcon" -> {
+                    val name = call.argument<String>("name")
+                    if (name == null || !iconAliases.contains(name)) {
+                        result.error("INVALID_ICON", "Unknown icon: $name", null)
+                        return@setMethodCallHandler
+                    }
+                    try {
+                        applyIcon(name)
+                        result.success(null)
+                    } catch (e: Exception) {
+                        result.error("APPLY_FAILED", e.message, null)
+                    }
+                }
+                else -> result.notImplemented()
+            }
+        }
+
         MethodChannel(
             flutterEngine.dartExecutor.binaryMessenger,
             "ru.komet.app/upload_service",

ios/Runner/AppDelegate.swift

@@ -8,6 +8,43 @@ import UIKit
     didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
   ) -> Bool {
     GeneratedPluginRegistrant.register(with: self)
+
+    let controller = window?.rootViewController as? FlutterViewController
+    if let messenger = controller?.binaryMessenger {
+      let channel = FlutterMethodChannel(
+        name: "ru.komet.app/app_icon",
+        binaryMessenger: messenger
+      )
+      channel.setMethodCallHandler { (call, result) in
+        guard call.method == "setAppIcon" else {
+          result(FlutterMethodNotImplemented)
+          return
+        }
+        let args = call.arguments as? [String: Any]
+        let name = args?["name"] as? String
+        let iconName: String? = (name == "DefaultIcon") ? nil : name
+        if !UIApplication.shared.supportsAlternateIcons {
+          result(FlutterError(
+            code: "UNSUPPORTED",
+            message: "Alternate icons are not supported",
+            details: nil
+          ))
+          return
+        }
+        UIApplication.shared.setAlternateIconName(iconName) { error in
+          if let error = error {
+            result(FlutterError(
+              code: "APPLY_FAILED",
+              message: error.localizedDescription,
+              details: nil
+            ))
+          } else {
+            result(nil)
+          }
+        }
+      }
+    }
+
     return super.application(application, didFinishLaunchingWithOptions: launchOptions)
   }
 }

lib/core/config/app_icon.dart

@@ -1,23 +1,25 @@
 import 'dart:io';
 
 import 'package:flutter/foundation.dart';
-import 'package:flutter_dynamic_icon_plus/flutter_dynamic_icon_plus.dart';
+import 'package:flutter/services.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
 enum AppIcon {
-  defaultIcon('default', 'Default', 'assets/komet_icon.png', null),
+  defaultIcon('default', 'Default', 'assets/komet_icon.png', 'DefaultIcon'),
   minimal('minimal', 'Minimal', 'assets/meteor_icon.png', 'MinimalIcon');
 
   final String id;
   final String title;
   final String previewAsset;
-  final String? platformName;
+  final String platformName;
 
   const AppIcon(this.id, this.title, this.previewAsset, this.platformName);
 }
 
 class AppIconConfig {
   static const prefKey = 'app_icon';
+  static const _channel = MethodChannel('ru.komet.app/app_icon');
+
   static final ValueNotifier<AppIcon> current = ValueNotifier(
     AppIcon.defaultIcon,
   );
@@ -34,12 +36,12 @@ class AppIconConfig {
   static Future<void> apply(AppIcon icon) async {
     if (!isSupported) return;
     if (current.value == icon) return;
-    await FlutterDynamicIconPlus.setAlternateIconName(
-      iconName: icon.platformName,
-    );
-    current.value = icon;
     final prefs = await SharedPreferences.getInstance();
     await prefs.setString(prefKey, icon.id);
+    current.value = icon;
+    await _channel.invokeMethod<void>('setAppIcon', {
+      'name': icon.platformName,
+    });
   }
 
   static AppIcon _parse(String? val) {

lib/frontend/screens/profile/app_icon_screen.dart

@@ -74,7 +74,7 @@ class _AppIconScreenState extends State<AppIconScreen> {
                     const SizedBox(height: 4),
                     Text(
                       AppIconConfig.isSupported
-                          ? 'Изменение применится сразу — приложение может ненадолго закрыться'
+                          ? 'На Android приложение закроется — лаунчер подхватит новую иконку. На iOS — мгновенно с системным диалогом.'
                           : 'Доступно только на Android и iOS',
                       style: TextStyle(
                         color: cs.onSurfaceVariant,

pubspec.lock

@@ -318,14 +318,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.4.1"
-  flutter_dynamic_icon_plus:
-    dependency: "direct main"
-    description:
-      name: flutter_dynamic_icon_plus
-      sha256: "7721ef2666691064dece879d968fa7e1c4d64aa743ea998e6b1e65a1b482f212"
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.4.0"
   flutter_launcher_icons:
     dependency: "direct dev"
     description:

pubspec.yaml

@@ -58,7 +58,6 @@ dependencies:
   firebase_core: ^4.1.1
   firebase_messaging: ^16.0.2
   flutter_local_notifications: ^21.0.0
-  flutter_dynamic_icon_plus: ^1.4.0
 
 dev_dependencies:
   flutter_test: