Merge pull request #31 from KometTeam/feature/app-icon-switcher

Feature/app icon switcher

android/app/src/main/AndroidManifest.xml

@@ -26,11 +26,31 @@
               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:exported="true"
+            android:icon="@mipmap/ic_launcher_minimal"
+            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-alias>
         <!-- Don't delete the meta-data below.
              This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
         <service

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",

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+  <background android:drawable="@color/ic_launcher_background"/>
+  <foreground>
+      <inset
+          android:drawable="@drawable/ic_launcher_foreground"
+          android:inset="16%" />
+  </foreground>
+</adaptive-icon>

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher_minimal.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+  <background android:drawable="@color/ic_launcher_minimal_background"/>
+  <foreground>
+      <inset
+          android:drawable="@drawable/ic_launcher_minimal_foreground"
+          android:inset="16%" />
+  </foreground>
+</adaptive-icon>

android/app/src/main/res/values/colors.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#000000</color>
+    <color name="ic_launcher_minimal_background">#000000</color>
+</resources>

ios/Runner.xcodeproj/project.pbxproj

@@ -15,6 +15,8 @@
 		97C146FC1CF9000F007C117D /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FA1CF9000F007C117D /* Main.storyboard */; };
 		97C146FE1CF9000F007C117D /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FD1CF9000F007C117D /* Assets.xcassets */; };
 		97C147011CF9000F007C117D /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FF1CF9000F007C117D /* LaunchScreen.storyboard */; };
+		B1B2C3D41234567890ABCDEF /* MinimalIcon@2x.png in Resources */ = {isa = PBXBuildFile; fileRef = A1B2C3D41234567890ABCDEF /* MinimalIcon@2x.png */; };
+		B1B2C3D41234567890ABCDF0 /* MinimalIcon@3x.png in Resources */ = {isa = PBXBuildFile; fileRef = A1B2C3D41234567890ABCDF0 /* MinimalIcon@3x.png */; };
 		E835CC948F2F948DC3BBF405 /* Pods_RunnerTests.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 2AE8CB2654009FE276CACA4B /* Pods_RunnerTests.framework */; };
 /* End PBXBuildFile section */
 
@@ -62,6 +64,8 @@
 		97C146EE1CF9000F007C117D /* Runner.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Runner.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		97C146FB1CF9000F007C117D /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/Main.storyboard; sourceTree = "<group>"; };
 		97C146FD1CF9000F007C117D /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
+		A1B2C3D41234567890ABCDEF /* MinimalIcon@2x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "MinimalIcon@2x.png"; sourceTree = "<group>"; };
+		A1B2C3D41234567890ABCDF0 /* MinimalIcon@3x.png */ = {isa = PBXFileReference; lastKnownFileType = image.png; path = "MinimalIcon@3x.png"; sourceTree = "<group>"; };
 		97C147001CF9000F007C117D /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/LaunchScreen.storyboard; sourceTree = "<group>"; };
 		97C147021CF9000F007C117D /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		9D7B0FFE63E0BD5D67D7758D /* Pods-RunnerTests.profile.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-RunnerTests.profile.xcconfig"; path = "Target Support Files/Pods-RunnerTests/Pods-RunnerTests.profile.xcconfig"; sourceTree = "<group>"; };
@@ -143,6 +147,8 @@
 				97C146FD1CF9000F007C117D /* Assets.xcassets */,
 				97C146FF1CF9000F007C117D /* LaunchScreen.storyboard */,
 				97C147021CF9000F007C117D /* Info.plist */,
+				A1B2C3D41234567890ABCDEF /* MinimalIcon@2x.png */,
+				A1B2C3D41234567890ABCDF0 /* MinimalIcon@3x.png */,
 				1498D2321E8E86230040F4C2 /* GeneratedPluginRegistrant.h */,
 				1498D2331E8E89220040F4C2 /* GeneratedPluginRegistrant.m */,
 				74858FAE1ED2DC5600515810 /* AppDelegate.swift */,
@@ -264,6 +270,8 @@
 				3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in Resources */,
 				97C146FE1CF9000F007C117D /* Assets.xcassets in Resources */,
 				97C146FC1CF9000F007C117D /* Main.storyboard in Resources */,
+				B1B2C3D41234567890ABCDEF /* MinimalIcon@2x.png in Resources */,
+				B1B2C3D41234567890ABCDF0 /* MinimalIcon@3x.png in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -539,7 +547,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
-				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = AppIcon;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
@@ -596,7 +604,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
-				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
+				ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = AppIcon;
 				CLANG_ANALYZER_NONNULL = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";

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)
   }
 }

ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -1,122 +1 @@
-{
-  "images" : [
-    {
-      "size" : "20x20",
-      "idiom" : "iphone",
-      "filename" : "Icon-App-20x20@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "20x20",
-      "idiom" : "iphone",
-      "filename" : "Icon-App-20x20@3x.png",
-      "scale" : "3x"
-    },
-    {
-      "size" : "29x29",
-      "idiom" : "iphone",
-      "filename" : "Icon-App-29x29@1x.png",
-      "scale" : "1x"
-    },
-    {
-      "size" : "29x29",
-      "idiom" : "iphone",
-      "filename" : "Icon-App-29x29@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "29x29",
-      "idiom" : "iphone",
-      "filename" : "Icon-App-29x29@3x.png",
-      "scale" : "3x"
-    },
-    {
-      "size" : "40x40",
-      "idiom" : "iphone",
-      "filename" : "Icon-App-40x40@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "40x40",
-      "idiom" : "iphone",
-      "filename" : "Icon-App-40x40@3x.png",
-      "scale" : "3x"
-    },
-    {
-      "size" : "60x60",
-      "idiom" : "iphone",
-      "filename" : "Icon-App-60x60@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "60x60",
-      "idiom" : "iphone",
-      "filename" : "Icon-App-60x60@3x.png",
-      "scale" : "3x"
-    },
-    {
-      "size" : "20x20",
-      "idiom" : "ipad",
-      "filename" : "Icon-App-20x20@1x.png",
-      "scale" : "1x"
-    },
-    {
-      "size" : "20x20",
-      "idiom" : "ipad",
-      "filename" : "Icon-App-20x20@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "29x29",
-      "idiom" : "ipad",
-      "filename" : "Icon-App-29x29@1x.png",
-      "scale" : "1x"
-    },
-    {
-      "size" : "29x29",
-      "idiom" : "ipad",
-      "filename" : "Icon-App-29x29@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "40x40",
-      "idiom" : "ipad",
-      "filename" : "Icon-App-40x40@1x.png",
-      "scale" : "1x"
-    },
-    {
-      "size" : "40x40",
-      "idiom" : "ipad",
-      "filename" : "Icon-App-40x40@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "76x76",
-      "idiom" : "ipad",
-      "filename" : "Icon-App-76x76@1x.png",
-      "scale" : "1x"
-    },
-    {
-      "size" : "76x76",
-      "idiom" : "ipad",
-      "filename" : "Icon-App-76x76@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "83.5x83.5",
-      "idiom" : "ipad",
-      "filename" : "Icon-App-83.5x83.5@2x.png",
-      "scale" : "2x"
-    },
-    {
-      "size" : "1024x1024",
-      "idiom" : "ios-marketing",
-      "filename" : "Icon-App-1024x1024@1x.png",
-      "scale" : "1x"
-    }
-  ],
-  "info" : {
-    "version" : 1,
-    "author" : "xcode"
-  }
-}
+{"images":[{"size":"20x20","idiom":"iphone","filename":"Icon-App-20x20@2x.png","scale":"2x"},{"size":"20x20","idiom":"iphone","filename":"Icon-App-20x20@3x.png","scale":"3x"},{"size":"29x29","idiom":"iphone","filename":"Icon-App-29x29@1x.png","scale":"1x"},{"size":"29x29","idiom":"iphone","filename":"Icon-App-29x29@2x.png","scale":"2x"},{"size":"29x29","idiom":"iphone","filename":"Icon-App-29x29@3x.png","scale":"3x"},{"size":"40x40","idiom":"iphone","filename":"Icon-App-40x40@2x.png","scale":"2x"},{"size":"40x40","idiom":"iphone","filename":"Icon-App-40x40@3x.png","scale":"3x"},{"size":"57x57","idiom":"iphone","filename":"Icon-App-57x57@1x.png","scale":"1x"},{"size":"57x57","idiom":"iphone","filename":"Icon-App-57x57@2x.png","scale":"2x"},{"size":"60x60","idiom":"iphone","filename":"Icon-App-60x60@2x.png","scale":"2x"},{"size":"60x60","idiom":"iphone","filename":"Icon-App-60x60@3x.png","scale":"3x"},{"size":"20x20","idiom":"ipad","filename":"Icon-App-20x20@1x.png","scale":"1x"},{"size":"20x20","idiom":"ipad","filename":"Icon-App-20x20@2x.png","scale":"2x"},{"size":"29x29","idiom":"ipad","filename":"Icon-App-29x29@1x.png","scale":"1x"},{"size":"29x29","idiom":"ipad","filename":"Icon-App-29x29@2x.png","scale":"2x"},{"size":"40x40","idiom":"ipad","filename":"Icon-App-40x40@1x.png","scale":"1x"},{"size":"40x40","idiom":"ipad","filename":"Icon-App-40x40@2x.png","scale":"2x"},{"size":"50x50","idiom":"ipad","filename":"Icon-App-50x50@1x.png","scale":"1x"},{"size":"50x50","idiom":"ipad","filename":"Icon-App-50x50@2x.png","scale":"2x"},{"size":"72x72","idiom":"ipad","filename":"Icon-App-72x72@1x.png","scale":"1x"},{"size":"72x72","idiom":"ipad","filename":"Icon-App-72x72@2x.png","scale":"2x"},{"size":"76x76","idiom":"ipad","filename":"Icon-App-76x76@1x.png","scale":"1x"},{"size":"76x76","idiom":"ipad","filename":"Icon-App-76x76@2x.png","scale":"2x"},{"size":"83.5x83.5","idiom":"ipad","filename":"Icon-App-83.5x83.5@2x.png","scale":"2x"},{"size":"1024x1024","idiom":"ios-marketing","filename":"Icon-App-1024x1024@1x.png","scale":"1x"}],"info":{"version":1,"author":"xcode"}}

ios/Runner/Info.plist

@@ -14,6 +14,21 @@
 	<string>6.0</string>
 	<key>CFBundleName</key>
 	<string>Komet</string>
+	<key>CFBundleIcons</key>
+	<dict>
+		<key>CFBundleAlternateIcons</key>
+		<dict>
+			<key>MinimalIcon</key>
+			<dict>
+				<key>CFBundleIconFiles</key>
+				<array>
+					<string>MinimalIcon</string>
+				</array>
+				<key>UIPrerenderedIcon</key>
+				<false/>
+			</dict>
+		</dict>
+	</dict>
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>

lib/core/config/app_icon.dart

@@ -0,0 +1,53 @@
+import 'dart:io';
+
+import 'package:flutter/foundation.dart';
+import 'package:flutter/services.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+enum AppIcon {
+  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;
+
+  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,
+  );
+
+  static bool get isSupported => Platform.isAndroid || Platform.isIOS;
+
+  static Future<void> load() async {
+    if (!isSupported) return;
+    final prefs = await SharedPreferences.getInstance();
+    final id = prefs.getString(prefKey);
+    current.value = _parse(id);
+  }
+
+  static Future<void> apply(AppIcon icon) async {
+    if (!isSupported) return;
+    if (current.value == icon) return;
+    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) {
+    for (final icon in AppIcon.values) {
+      if (icon.id == val) return icon;
+    }
+    return AppIcon.defaultIcon;
+  }
+}

lib/frontend/screens/profile/app_icon_screen.dart

@@ -0,0 +1,169 @@
+import 'package:flutter/material.dart';
+import 'package:m3e_collection/m3e_collection.dart';
+import 'package:material_symbols_icons/symbols.dart';
+
+import '../../../core/config/app_icon.dart';
+import '../../../core/utils/haptics.dart';
+import '../../widgets/custom_notification.dart';
+
+class AppIconScreen extends StatefulWidget {
+  const AppIconScreen({super.key});
+
+  @override
+  State<AppIconScreen> createState() => _AppIconScreenState();
+}
+
+class _AppIconScreenState extends State<AppIconScreen> {
+  @override
+  void initState() {
+    super.initState();
+    AppIconConfig.load();
+  }
+
+  Future<void> _select(AppIcon icon) async {
+    if (!AppIconConfig.isSupported) {
+      showCustomNotification(
+        context,
+        'Смена иконки доступна только на Android и iOS',
+      );
+      return;
+    }
+    if (AppIconConfig.current.value == icon) return;
+    Haptics.selection();
+    try {
+      await AppIconConfig.apply(icon);
+      if (!mounted) return;
+      showCustomNotification(context, 'Иконка изменена на «${icon.title}»');
+    } catch (e) {
+      if (!mounted) return;
+      showCustomNotification(context, 'Не удалось сменить иконку: $e');
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final cs = Theme.of(context).colorScheme;
+    return Scaffold(
+      backgroundColor: cs.surface,
+      appBar: AppBarM3E(
+        titleText: 'Иконка приложения',
+        backgroundColor: cs.surface,
+      ),
+      body: SafeArea(
+        top: false,
+        child: ListView(
+          physics: const BouncingScrollPhysics(),
+          padding: const EdgeInsets.fromLTRB(16, 12, 16, 120),
+          children: [
+            Material(
+              color: cs.surfaceContainerHigh,
+              borderRadius: BorderRadius.circular(28),
+              child: Padding(
+                padding: const EdgeInsets.fromLTRB(20, 18, 20, 12),
+                child: Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    Text(
+                      'Внешний вид иконки',
+                      style: TextStyle(
+                        color: cs.onSurface,
+                        fontSize: 16,
+                        fontWeight: FontWeight.w700,
+                      ),
+                    ),
+                    const SizedBox(height: 4),
+                    Text(
+                      AppIconConfig.isSupported
+                          ? '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,
+                        fontSize: 13,
+                        height: 1.35,
+                      ),
+                    ),
+                    const SizedBox(height: 12),
+                    ValueListenableBuilder<AppIcon>(
+                      valueListenable: AppIconConfig.current,
+                      builder: (context, current, _) {
+                        return Column(
+                          children: [
+                            for (final icon in AppIcon.values)
+                              _IconTile(
+                                icon: icon,
+                                selected: current == icon,
+                                onTap: () => _select(icon),
+                              ),
+                          ],
+                        );
+                      },
+                    ),
+                  ],
+                ),
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}
+
+class _IconTile extends StatelessWidget {
+  final AppIcon icon;
+  final bool selected;
+  final VoidCallback onTap;
+
+  const _IconTile({
+    required this.icon,
+    required this.selected,
+    required this.onTap,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    final cs = Theme.of(context).colorScheme;
+    return Material(
+      color: Colors.transparent,
+      child: InkWell(
+        onTap: onTap,
+        borderRadius: BorderRadius.circular(16),
+        child: Padding(
+          padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 12),
+          child: Row(
+            children: [
+              ClipRRect(
+                borderRadius: BorderRadius.circular(14),
+                child: Image.asset(
+                  icon.previewAsset,
+                  width: 56,
+                  height: 56,
+                  fit: BoxFit.cover,
+                ),
+              ),
+              const SizedBox(width: 16),
+              Expanded(
+                child: Text(
+                  icon.title,
+                  style: TextStyle(
+                    color: cs.onSurface,
+                    fontSize: 16,
+                    fontWeight: FontWeight.w600,
+                  ),
+                ),
+              ),
+              Icon(
+                selected
+                    ? Symbols.radio_button_checked
+                    : Symbols.radio_button_unchecked,
+                color: selected ? cs.primary : cs.outline,
+                size: 22,
+                fill: selected ? 1 : 0,
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}

lib/frontend/screens/profile/customization_screen.dart

@@ -3,6 +3,7 @@ import 'package:m3e_collection/m3e_collection.dart';
 import 'package:material_symbols_icons/symbols.dart';
 
 import '../../../core/utils/haptics.dart';
+import 'app_icon_screen.dart';
 import 'appearance_screen.dart';
 import 'font_settings_screen.dart';
 import 'message_actions_screen.dart';
@@ -50,6 +51,12 @@ class CustomizationScreen extends StatelessWidget {
       subtitle: 'Радиальное или список — для долгого нажатия на сообщение',
       builder: _buildMessageActions,
     ),
+    _CustomizationCategory(
+      icon: Symbols.apps,
+      title: 'Иконка приложения',
+      subtitle: 'Default или Minimal — иконка на главном экране',
+      builder: _buildAppIcon,
+    ),
   ];
 
   static Widget _buildAppearance(BuildContext context) =>
@@ -64,6 +71,8 @@ class CustomizationScreen extends StatelessWidget {
   static Widget _buildMessageActions(BuildContext context) =>
       const MessageActionsScreen();
 
+  static Widget _buildAppIcon(BuildContext context) => const AppIconScreen();
+
   @override
   Widget build(BuildContext context) {
     final cs = Theme.of(context).colorScheme;

macos/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -1,68 +1,68 @@
 {
-  "images" : [
+    "info": {
+        "version": 1,
+        "author": "xcode"
+    },
+    "images": [
         {
-      "size" : "16x16",
-      "idiom" : "mac",
-      "filename" : "app_icon_16.png",
-      "scale" : "1x"
+            "size": "16x16",
+            "idiom": "mac",
+            "filename": "app_icon_16.png",
+            "scale": "1x"
         },
         {
-      "size" : "16x16",
-      "idiom" : "mac",
-      "filename" : "app_icon_32.png",
-      "scale" : "2x"
+            "size": "16x16",
+            "idiom": "mac",
+            "filename": "app_icon_32.png",
+            "scale": "2x"
         },
         {
-      "size" : "32x32",
-      "idiom" : "mac",
-      "filename" : "app_icon_32.png",
-      "scale" : "1x"
+            "size": "32x32",
+            "idiom": "mac",
+            "filename": "app_icon_32.png",
+            "scale": "1x"
         },
         {
-      "size" : "32x32",
-      "idiom" : "mac",
-      "filename" : "app_icon_64.png",
-      "scale" : "2x"
+            "size": "32x32",
+            "idiom": "mac",
+            "filename": "app_icon_64.png",
+            "scale": "2x"
         },
         {
-      "size" : "128x128",
-      "idiom" : "mac",
-      "filename" : "app_icon_128.png",
-      "scale" : "1x"
+            "size": "128x128",
+            "idiom": "mac",
+            "filename": "app_icon_128.png",
+            "scale": "1x"
         },
         {
-      "size" : "128x128",
-      "idiom" : "mac",
-      "filename" : "app_icon_256.png",
-      "scale" : "2x"
+            "size": "128x128",
+            "idiom": "mac",
+            "filename": "app_icon_256.png",
+            "scale": "2x"
         },
         {
-      "size" : "256x256",
-      "idiom" : "mac",
-      "filename" : "app_icon_256.png",
-      "scale" : "1x"
+            "size": "256x256",
+            "idiom": "mac",
+            "filename": "app_icon_256.png",
+            "scale": "1x"
         },
         {
-      "size" : "256x256",
-      "idiom" : "mac",
-      "filename" : "app_icon_512.png",
-      "scale" : "2x"
+            "size": "256x256",
+            "idiom": "mac",
+            "filename": "app_icon_512.png",
+            "scale": "2x"
         },
         {
-      "size" : "512x512",
-      "idiom" : "mac",
-      "filename" : "app_icon_512.png",
-      "scale" : "1x"
+            "size": "512x512",
+            "idiom": "mac",
+            "filename": "app_icon_512.png",
+            "scale": "1x"
         },
         {
-      "size" : "512x512",
-      "idiom" : "mac",
-      "filename" : "app_icon_1024.png",
-      "scale" : "2x"
-    }
-  ],
-  "info" : {
-    "version" : 1,
-    "author" : "xcode"
+            "size": "512x512",
+            "idiom": "mac",
+            "filename": "app_icon_1024.png",
+            "scale": "2x"
         }
+    ]
 }

pubspec.lock

@@ -97,6 +97,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.4.1"
+  checked_yaml:
+    dependency: transitive
+    description:
+      name: checked_yaml
+      sha256: "959525d3162f249993882720d52b7e0c833978df229be20702b33d48d91de70f"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.4"
+  cli_util:
+    dependency: transitive
+    description:
+      name: cli_util
+      sha256: ff6785f7e9e3c38ac98b2fb035701789de90154024a75b6cb926445e83197d1c
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.4.2"
   clock:
     dependency: transitive
     description:
@@ -310,6 +326,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.4.1"
+  flutter_launcher_icons:
+    dependency: "direct dev"
+    description:
+      name: flutter_launcher_icons
+      sha256: "10f13781741a2e3972126fae08393d3c4e01fa4cd7473326b94b72cf594195e7"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.14.4"
   flutter_lints:
     dependency: "direct dev"
     description:
@@ -453,6 +477,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.20.2"
+  json_annotation:
+    dependency: transitive
+    description:
+      name: json_annotation
+      sha256: "2a743920d81b7910627f68ee2c9ac1fc0bfee32b9fc3403587d7c6791ca12f80"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.12.0"
   leak_tracker:
     dependency: transitive
     description:
@@ -569,10 +601,10 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: "1741988757a65eb6b36abe716829688cf01910bbf91c34354ff7ec1c3de2b349"
+      sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394"
       url: "https://pub.dev"
     source: hosted
-    version: "1.18.0"
+    version: "1.17.0"
   mobile_scanner:
     dependency: "direct main"
     description:
@@ -950,10 +982,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "949a932224383300f01be9221c39180316445ecb8e7547f70a41a35bf421fb9e"
+      sha256: "8161c84903fd860b26bfdefb7963b3f0b68fee7adea0f59ef805ecca346f0c7a"
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.11"
+    version: "0.7.10"
   timezone:
     dependency: "direct main"
     description:
@@ -1006,10 +1038,10 @@ packages:
     dependency: transitive
     description:
       name: video_player_android
-      sha256: "5d18d04084cc0cfc7afde39d0a308d4041e8ae6e9d5255bc086c263998dd1201"
+      sha256: "877a6c7ba772456077d7bfd71314629b3fe2b73733ce503fc77c3314d43a0ca0"
       url: "https://pub.dev"
     source: hosted
-    version: "2.9.6"
+    version: "2.9.5"
   video_player_avfoundation:
     dependency: transitive
     description:
@@ -1091,5 +1123,5 @@ packages:
     source: hosted
     version: "3.1.3"
 sdks:
-  dart: ">=3.12.0 <4.0.0"
-  flutter: ">=3.44.0"
+  dart: ">=3.10.4 <4.0.0"
+  flutter: ">=3.38.4"

pubspec.yaml

@@ -74,6 +74,23 @@ dev_dependencies:
   # package. See that file for information about deactivating specific lint
   # rules and activating additional ones.
   flutter_lints: ^6.0.0
+  flutter_launcher_icons: ^0.14.4
+
+flutter_launcher_icons:
+  image_path: "assets/komet_icon.png"
+  android: "ic_launcher"
+  ios: true
+  remove_alpha_ios: true
+  background_color_ios: "#000000"
+  adaptive_icon_background: "#000000"
+  adaptive_icon_foreground: "assets/komet.png"
+  windows:
+    generate: true
+    image_path: "assets/komet_icon.png"
+    icon_size: 256
+  macos:
+    generate: true
+    image_path: "assets/komet_icon.png"
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec
@@ -88,6 +105,8 @@ flutter:
   uses-material-design: true
   assets:
     - assets/komet.png
+    - assets/komet_icon.png
+    - assets/meteor_icon.png
 
   # To add assets to your application, add an assets section, like this:
   # assets:

tool/make_icon_bg.dart

@@ -0,0 +1,20 @@
+import 'dart:io';
+import 'package:image/image.dart' as img;
+
+const _pairs = {
+  'assets/komet.png': 'assets/komet_icon.png',
+  'assets/meteor.png': 'assets/meteor_icon.png',
+};
+
+void main() {
+  for (final entry in _pairs.entries) {
+    final src = img.decodePng(File(entry.key).readAsBytesSync())!;
+    final size = src.width > src.height ? src.width : src.height;
+    final canvas = img.Image(width: size, height: size, numChannels: 4);
+    img.fill(canvas, color: img.ColorRgb8(0, 0, 0));
+    img.compositeImage(canvas, src,
+        dstX: (size - src.width) ~/ 2, dstY: (size - src.height) ~/ 2);
+    File(entry.value).writeAsBytesSync(img.encodePng(canvas));
+    stdout.writeln('wrote ${entry.value} (${size}x$size)');
+  }
+}

tool/make_minimal_adaptive.dart

@@ -0,0 +1,27 @@
+import 'dart:io';
+import 'package:image/image.dart' as img;
+
+const _densities = {
+  'mdpi': 108,
+  'hdpi': 162,
+  'xhdpi': 216,
+  'xxhdpi': 324,
+  'xxxhdpi': 432,
+};
+
+void main() {
+  final src = img.decodePng(File('assets/meteor.png').readAsBytesSync())!;
+  for (final entry in _densities.entries) {
+    final canvas =
+        img.Image(width: entry.value, height: entry.value, numChannels: 4);
+    final scaled = img.copyResize(src,
+        width: entry.value,
+        height: entry.value,
+        interpolation: img.Interpolation.cubic);
+    img.compositeImage(canvas, scaled);
+    final file = File(
+        'android/app/src/main/res/drawable-${entry.key}/ic_launcher_minimal_foreground.png');
+    file.writeAsBytesSync(img.encodePng(canvas));
+    stdout.writeln('wrote ${file.path} (${entry.value}x${entry.value})');
+  }
+}

tool/make_minimal_android.dart

@@ -0,0 +1,25 @@
+import 'dart:io';
+import 'package:image/image.dart' as img;
+
+const _densities = {
+  'mdpi': 48,
+  'hdpi': 72,
+  'xhdpi': 96,
+  'xxhdpi': 144,
+  'xxxhdpi': 192,
+};
+
+void main() {
+  final src = img.decodePng(File('assets/meteor_icon.png').readAsBytesSync())!;
+  for (final entry in _densities.entries) {
+    final resized = img.copyResize(src,
+        width: entry.value,
+        height: entry.value,
+        interpolation: img.Interpolation.average);
+    final dir =
+        Directory('android/app/src/main/res/mipmap-${entry.key}');
+    final file = File('${dir.path}/ic_launcher_minimal.png');
+    file.writeAsBytesSync(img.encodePng(resized));
+    stdout.writeln('wrote ${file.path} (${entry.value}x${entry.value})');
+  }
+}

tool/make_minimal_ios.dart

@@ -0,0 +1,19 @@
+import 'dart:io';
+import 'package:image/image.dart' as img;
+
+const _sizes = {
+  'ios/Runner/MinimalIcon@2x.png': 120,
+  'ios/Runner/MinimalIcon@3x.png': 180,
+};
+
+void main() {
+  final src = img.decodePng(File('assets/meteor_icon.png').readAsBytesSync())!;
+  for (final entry in _sizes.entries) {
+    final resized = img.copyResize(src,
+        width: entry.value,
+        height: entry.value,
+        interpolation: img.Interpolation.cubic);
+    File(entry.key).writeAsBytesSync(img.encodePng(resized));
+    stdout.writeln('wrote ${entry.key} (${entry.value}x${entry.value})');
+  }
+}