Merge branch 'feature/push'

backend/app.py

@@ -1,7 +1,7 @@
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
 
-from routes import account, messaging, profile
+from routes import account, messaging, profile, push
 
 # Инициализация FastAPI
 app = FastAPI(title="PixelChat")
@@ -19,3 +19,4 @@ app.add_middleware(
 app.include_router(account.router)
 app.include_router(messaging.router)
 app.include_router(profile.router)
+app.include_router(push.router, prefix="/push")

backend/generate_vapid_keys.py

@@ -0,0 +1,73 @@
+#!/usr/bin/env python3
+"""
+Generate VAPID keys for push notifications
+Run this script to generate new VAPID keys for your application
+"""
+
+from pywebpush import WebPushException
+import base64
+import json
+
+def generate_vapid_keys():
+    """Generate VAPID keys for push notifications"""
+    try:
+        from cryptography.hazmat.primitives import serialization
+        from cryptography.hazmat.primitives.asymmetric import ec
+        from cryptography.hazmat.backends import default_backend
+        
+        # Generate private key
+        private_key = ec.generate_private_key(ec.SECP256R1(), default_backend())
+        
+        # Get public key
+        public_key = private_key.public_key()
+        
+        # Serialize keys
+        private_pem = private_key.private_bytes(
+            encoding=serialization.Encoding.PEM,
+            format=serialization.PrivateFormat.PKCS8,
+            encryption_algorithm=serialization.NoEncryption()
+        )
+        
+        public_pem = public_key.public_bytes(
+            encoding=serialization.Encoding.PEM,
+            format=serialization.PublicFormat.SubjectPublicKeyInfo
+        )
+        
+        # Convert to base64 for web push
+        private_key_b64 = base64.urlsafe_b64encode(
+            private_key.private_bytes(
+                encoding=serialization.Encoding.DER,
+                format=serialization.PrivateFormat.PKCS8,
+                encryption_algorithm=serialization.NoEncryption()
+            )
+        ).decode('utf-8').rstrip('=')
+        
+        # Get the raw uncompressed public key point (65 bytes: 0x04 + 32 bytes x + 32 bytes y)
+        public_numbers = public_key.public_numbers()
+        x_bytes = public_numbers.x.to_bytes(32, 'big')
+        y_bytes = public_numbers.y.to_bytes(32, 'big')
+        public_key_raw = b'\x04' + x_bytes + y_bytes
+        
+        public_key_b64 = base64.urlsafe_b64encode(public_key_raw).decode('utf-8').rstrip('=')
+        
+        print("VAPID Keys Generated:")
+        print("=" * 50)
+        print(f"Private Key: {private_key_b64}")
+        print(f"Public Key:  {public_key_b64}")
+        print("=" * 50)
+        print("\nAdd these to your environment variables:")
+        print(f"VAPID_PRIVATE_KEY={private_key_b64}")
+        print(f"VAPID_PUBLIC_KEY={public_key_b64}")
+        
+        return private_key_b64, public_key_b64
+        
+    except ImportError:
+        print("Error: cryptography library not found.")
+        print("Install it with: pip install cryptography")
+        return None, None
+    except Exception as e:
+        print(f"Error generating VAPID keys: {e}")
+        return None, None
+
+if __name__ == "__main__":
+    generate_vapid_keys()

backend/models.py

@@ -68,6 +68,18 @@ class DMEnvelope(Base):
     timestamp = Column(DateTime, default=datetime.now)
 
 
+class PushSubscription(Base):
+    __tablename__ = "push_subscription"
+
+    id = Column(Integer, primary_key=True, index=True)
+    user_id = Column(Integer, ForeignKey("user.id"), nullable=False)
+    endpoint = Column(Text, nullable=False)
+    p256dh_key = Column(Text, nullable=False)
+    auth_key = Column(Text, nullable=False)
+    created_at = Column(DateTime, default=datetime.now)
+    updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
+
+
 # Pydantic модели
 class LoginRequest(BaseModel):
     username: str
@@ -97,6 +109,11 @@ class UpdateBioRequest(BaseModel):
     bio: str
 
 
+class PushSubscriptionRequest(BaseModel):
+    endpoint: str
+    keys: dict
+
+
 class UserProfileResponse(BaseModel):
     id: int
     username: str

backend/push_service.py

@@ -0,0 +1,149 @@
+import json
+import logging
+import os
+from typing import List, Optional
+from sqlalchemy.orm import Session
+from pywebpush import webpush, WebPushException
+from models import PushSubscription, User, Message, DMEnvelope
+
+logger = logging.getLogger("uvicorn.error")
+
+class PushNotificationService:
+    def __init__(self):
+        # VAPID keys - load from environment variables
+        self.vapid_private_key = os.getenv("VAPID_PRIVATE_KEY", "MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQghg2CSKiq0KsXXXImE75Z8UAphGBjkpYjUE87zPBmGqKhRANCAATxbNBGMhNl6gLmPL0PAf2YIJCVYX_TZrSqkj7SCqsu5VNMhnDOan6Qc9hEkcTZgvwj286C24SnxfH5CghVMCI6")
+        self.vapid_public_key = os.getenv("VAPID_PUBLIC_KEY", "BPFs0EYyE2XqAuY8vQ8B_ZggkJVhf9NmtKqSPtIKqy7lU0yGcM5qfpBz2ESRxNmC_CPbzoLbhKfF8fkKCFUwIjo")
+        self.vapid_claims = {
+            "sub": "mailto:admin@fromchat.com",
+            "aud": "https://fcm.googleapis.com"
+        }
+
+    async def subscribe_user(self, db: Session, user_id: int, endpoint: str, p256dh_key: str, auth_key: str) -> bool:
+        """Subscribe a user to push notifications"""
+        try:
+            # Check if user already has a subscription
+            existing_sub = db.query(PushSubscription).filter(PushSubscription.user_id == user_id).first()
+            
+            if existing_sub:
+                # Update existing subscription
+                existing_sub.endpoint = endpoint
+                existing_sub.p256dh_key = p256dh_key
+                existing_sub.auth_key = auth_key
+            else:
+                # Create new subscription
+                new_sub = PushSubscription(
+                    user_id=user_id,
+                    endpoint=endpoint,
+                    p256dh_key=p256dh_key,
+                    auth_key=auth_key
+                )
+                db.add(new_sub)
+            
+            db.commit()
+            logger.info(f"Push subscription saved for user {user_id}")
+            return True
+        except Exception as e:
+            logger.error(f"Failed to save push subscription for user {user_id}: {e}")
+            db.rollback()
+            return False
+
+    async def send_public_message_notification(self, db: Session, message: Message, exclude_user_id: Optional[int] = None):
+        """Send push notification for a new public chat message"""
+        try:
+            # Get all users except the sender
+            users = db.query(User).filter(User.id != message.user_id)
+            if exclude_user_id:
+                users = users.filter(User.id != exclude_user_id)
+            
+            for user in users:
+                # Check if user has push subscription before trying to send
+                subscription = db.query(PushSubscription).filter(PushSubscription.user_id == user.id).first()
+                if not subscription:
+                    continue
+                    
+                await self._send_notification_to_user(
+                    db, user.id, 
+                    f"New message from {message.author.username}",
+                    message.content[:100] + ("..." if len(message.content) > 100 else ""),
+                    message.author.profile_picture,
+                    {
+                        "type": "public_message",
+                        "message_id": message.id,
+                        "sender_id": message.user_id,
+                        "sender_username": message.author.username
+                    }
+                )
+        except Exception as e:
+            logger.error(f"Failed to send public message notifications: {e}")
+
+    async def send_dm_notification(self, db: Session, dm_envelope: DMEnvelope, sender: User):
+        """Send push notification for a new DM"""
+        try:
+            await self._send_notification_to_user(
+                db, dm_envelope.recipient_id,
+                f"New message from {sender.username}",
+                "You have a new direct message",
+                sender.profile_picture,
+                {
+                    "type": "dm",
+                    "dm_id": dm_envelope.id,
+                    "sender_id": sender.id,
+                    "sender_username": sender.username
+                }
+            )
+        except Exception as e:
+            logger.error(f"Failed to send DM notification: {e}")
+
+    async def _send_notification_to_user(self, db: Session, user_id: int, title: str, body: str, icon: Optional[str], data: dict):
+        """Send a push notification to a specific user"""
+        try:
+            subscription = db.query(PushSubscription).filter(PushSubscription.user_id == user_id).first()
+            if not subscription:
+                return
+
+            payload = {
+                "title": title,
+                "body": body,
+                "icon": icon or "/logo.png",
+                "tag": f"message_{user_id}",
+                "data": data
+            }
+
+            subscription_info = {
+                "endpoint": subscription.endpoint,
+                "keys": {
+                    "p256dh": subscription.p256dh_key,
+                    "auth": subscription.auth_key
+                }
+            }
+
+            webpush(
+                subscription_info=subscription_info,
+                data=json.dumps(payload),
+                vapid_private_key=self.vapid_private_key,
+                vapid_claims=self.vapid_claims
+            )
+            
+        except WebPushException as e:
+            logger.error(f"WebPush error for user {user_id}: {e}")
+            # If the subscription is invalid, remove it
+            if hasattr(e, 'response') and e.response and e.response.status_code in [410, 404]:
+                db.query(PushSubscription).filter(PushSubscription.user_id == user_id).delete()
+                db.commit()
+        except Exception as e:
+            logger.error(f"Failed to send push notification to user {user_id}: {e}")
+
+    async def unsubscribe_user(self, db: Session, user_id: int) -> bool:
+        """Unsubscribe a user from push notifications"""
+        try:
+            db.query(PushSubscription).filter(PushSubscription.user_id == user_id).delete()
+            db.commit()
+            logger.info(f"Push subscription removed for user {user_id}")
+            return True
+        except Exception as e:
+            logger.error(f"Failed to remove push subscription for user {user_id}: {e}")
+            db.rollback()
+            return False
+
+# Global instance
+push_service = PushNotificationService()

backend/requirements.txt

@@ -6,3 +6,5 @@ bcrypt>=4.3.0
 websockets>=15.0.1
 Pillow>=10.0.0
 python-multipart>=0.0.6
+pywebpush>=1.14.0
+cryptography>=41.0.0

backend/routes/messaging.py

@@ -6,6 +6,7 @@ from sqlalchemy.orm import Session
 from dependencies import get_current_user, get_db
 from constants import OWNER_USERNAME
 from models import Message, SendMessageRequest, EditMessageRequest, User, DMEnvelope
+from push_service import push_service
 
 router = APIRouter()
 logger = logging.getLogger("uvicorn.error")
@@ -58,6 +59,12 @@ async def send_message(
     db.commit()
     db.refresh(new_message)
 
+    # Send push notifications for public messages
+    try:
+        await push_service.send_public_message_notification(db, new_message, exclude_user_id=current_user.id)
+    except Exception as e:
+        logger.error(f"Failed to send push notification for message {new_message.id}: {e}")
+
     return {"status": "success", "message": convert_message(new_message)}
 
 
@@ -93,6 +100,13 @@ async def dm_send(payload: dict, current_user: User = Depends(get_current_user),
     db.add(env)
     db.commit()
     db.refresh(env)
+    
+    # Send push notification for DM
+    try:
+        await push_service.send_dm_notification(db, env, current_user)
+    except Exception as e:
+        logger.error(f"Failed to send push notification for DM {env.id}: {e}")
+    
     return {"status": "ok", "id": env.id}
 
 
@@ -298,6 +312,12 @@ class MessaggingSocketManager:
                         }
                     }
 
+                    # Send push notification for DM
+                    try:
+                        await push_service.send_dm_notification(db, env, current_user)
+                    except Exception as e:
+                        logger.error(f"Failed to send push notification for DM {env.id}: {e}")
+
                     await self.send_to_user(env.recipient_id, payload);
                     await websocket.send_json({"type": type, "data": {"status": "ok", "id": env.id}});
                     await self.send_to_user(env.sender_id, payload);

backend/routes/push.py

@@ -0,0 +1,46 @@
+from fastapi import APIRouter, Depends, HTTPException
+from sqlalchemy.orm import Session
+from dependencies import get_current_user, get_db
+from models import User, PushSubscriptionRequest
+from push_service import push_service
+
+router = APIRouter()
+
+@router.post("/subscribe")
+async def subscribe_to_push_notifications(
+    request: PushSubscriptionRequest,
+    current_user: User = Depends(get_current_user),
+    db: Session = Depends(get_db)
+):
+    """Subscribe user to push notifications"""
+    try:
+        success = await push_service.subscribe_user(
+            db=db,
+            user_id=current_user.id,
+            endpoint=request.endpoint,
+            p256dh_key=request.keys["p256dh"],
+            auth_key=request.keys["auth"]
+        )
+        
+        if success:
+            return {"status": "success", "message": "Push notifications enabled"}
+        else:
+            raise HTTPException(status_code=500, detail="Failed to enable push notifications")
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))
+
+@router.delete("/unsubscribe")
+async def unsubscribe_from_push_notifications(
+    current_user: User = Depends(get_current_user),
+    db: Session = Depends(get_db)
+):
+    """Unsubscribe user from push notifications"""
+    try:
+        success = await push_service.unsubscribe_user(db=db, user_id=current_user.id)
+        
+        if success:
+            return {"status": "success", "message": "Push notifications disabled"}
+        else:
+            raise HTTPException(status_code=500, detail="Failed to disable push notifications")
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))

frontend/electron.d.ts

@@ -1,8 +1,19 @@
 export type Platform = "win32" | "darwin" | "linux"
 
+export interface ElectronNotifications {
+    requestPermission: () => Promise<NotificationPermission>;
+    show: (options: {
+        title: string;
+        body: string;
+        icon?: string;
+        tag?: string;
+    }) => Promise<boolean>;
+}
+
 export interface ElectronInterface {
     desktop: true,
-    platform: Platform
+    platform: Platform,
+    notifications: ElectronNotifications
 }
 
 declare global {

frontend/electron/main.ts

@@ -1,8 +1,10 @@
-import { app, BrowserWindow } from 'electron';
+import { app, BrowserWindow, Notification, ipcMain } from 'electron';
 import path from "node:path";
 
+let mainWindow: BrowserWindow | null = null;
+
 app.whenReady().then(() => {
-    const win = new BrowserWindow({
+    mainWindow = new BrowserWindow({
         title: 'Main window',
         minWidth: 800,
         minHeight: 420,
@@ -19,8 +21,45 @@ app.whenReady().then(() => {
     });
 
     if (process.env.VITE_DEV_SERVER_URL) {
-        win.loadURL(process.env.VITE_DEV_SERVER_URL);
+        mainWindow.loadURL(process.env.VITE_DEV_SERVER_URL);
     } else {
-        win.loadFile('frontend/build/electron/dist/index.html');
+        mainWindow.loadFile('frontend/build/electron/dist/index.html');
+    }
+
+    // Handle notification permission requests
+    ipcMain.handle('request-notification-permission', async () => {
+        if (Notification.isSupported()) {
+            return 'granted';
+        }
+        return 'denied';
+    });
+
+    // Handle showing notifications
+    ipcMain.handle('show-notification', async (event, options) => {
+        if (Notification.isSupported()) {
+            try {
+                const notification = new Notification({
+                    title: options.title,
+                    body: options.body,
+                    icon: options.icon,
+                    silent: false,
+                    urgency: 'normal'
+                });
+
+                notification.on('click', () => {
+                    if (mainWindow) {
+                        mainWindow.show();
+                        mainWindow.focus();
                     }
                 });
+
+                notification.show();
+                return true;
+            } catch (error) {
+                console.error('Error creating notification:', error);
+                return false;
+            }
+        }
+        return false;
+    });
+});

frontend/electron/preload.ts

@@ -1,9 +1,13 @@
-import { contextBridge } from "electron";
+import { contextBridge, ipcRenderer } from "electron";
 import type { ElectronInterface, Platform } from "../electron";
 
 const electronInterface: ElectronInterface = {
     desktop: true,
-    platform: process.platform as Platform
+    platform: process.platform as Platform,
+    notifications: {
+        requestPermission: () => ipcRenderer.invoke('request-notification-permission'),
+        show: (options: any) => ipcRenderer.invoke('show-notification', options)
+    }
 }
 
 contextBridge.exposeInMainWorld("electronInterface", electronInterface);

frontend/src/service-worker/service-worker.ts

@@ -0,0 +1,89 @@
+/// <reference lib="webworker" />
+
+declare const self: ServiceWorkerGlobalScope;
+
+interface NotificationPayload {
+    title: string;
+    body: string;
+    icon?: string;
+    image?: string;
+    tag?: string;
+    data?: any;
+}
+
+interface NotificationAction {
+    action: string;
+    title: string;
+}
+
+interface NotificationOptions {
+    body: string;
+    icon: string;
+    badge: string;
+    image?: string;
+    tag: string;
+    data?: any;
+    actions: NotificationAction[];
+    requireInteraction: boolean;
+    silent: boolean;
+}
+
+// Service Worker for Push Notifications
+self.addEventListener("push", function(event: ExtendableEvent) {
+    const pushEvent = event as PushEvent;
+    if (pushEvent.data) {
+        const data: NotificationPayload = pushEvent.data.json();
+        
+        const options: NotificationOptions = {
+            body: data.body,
+            icon: data.icon || "/logo.png",
+            badge: "/logo.png",
+            image: data.image,
+            tag: data.tag || "message",
+            data: data.data,
+            actions: [
+                {
+                    action: "open",
+                    title: "Open Chat"
+                },
+                {
+                    action: "close",
+                    title: "Close"
+                }
+            ],
+            requireInteraction: true,
+            silent: false
+        };
+
+        event.waitUntil(
+            self.registration.showNotification(data.title, options)
+        );
+    }
+});
+
+self.addEventListener("notificationclick", function(event: ExtendableEvent) {
+    const notificationEvent = event as NotificationEvent;
+    notificationEvent.notification.close();
+
+    if (notificationEvent.action === "open" || !notificationEvent.action) {
+        event.waitUntil(
+            self.clients.matchAll({ type: "window" }).then(function(clientList: readonly WindowClient[]) {
+                // If there's already a window open, focus it
+                for (let i = 0; i < clientList.length; i++) {
+                    const client = clientList[i];
+                    if (client.url === self.location.origin && "focus" in client) {
+                        return client.focus();
+                    }
+                }
+                // Otherwise, open a new window
+                if (self.clients.openWindow) {
+                    return self.clients.openWindow(self.location.origin);
+                }
+            })
+        );
+    }
+});
+
+self.addEventListener("notificationclose", function(_event: ExtendableEvent) {
+    // Handle notification close if needed
+});

frontend/src/ui/components/settings/SettingsDialog.tsx

@@ -1,15 +1,66 @@
-import { useState } from "react";
+import { useState, useEffect } from "react";
-import { PRODUCT_NAME } from "../../../core/config";
+import { PRODUCT_NAME, API_BASE_URL } from "../../../core/config";
 import type { DialogProps } from "../../../core/types";
 import { MaterialDialog } from "../core/Dialog";
+import { initialize, isSupported, startElectronReceiver, stopElectronReceiver, subscribe, unsubscribe } from "../../../utils/notifications";
+import { isElectron } from "../../../electron/electron";
+import { useAppState } from "../../state";
+import type { Switch } from "mdui/components/switch";
+import { getAuthHeaders } from "../../../auth/api";
 
 export function SettingsDialog({ isOpen, onOpenChange }: DialogProps) {
     const [activePanel, setActivePanel] = useState("notifications-settings");
+    const [pushNotificationsEnabled, setPushNotificationsEnabled] = useState(false);
+    const [pushSupported, setPushSupported] = useState(false);
+    const user = useAppState(state => state.user);
+
+    useEffect(() => {
+        setPushSupported(isSupported());
+        // For Electron, we assume notifications are enabled if supported
+        // For web browsers, we check if there's a subscription
+        setPushNotificationsEnabled(isSupported());
+    }, []);
 
     const handlePanelChange = (panelId: string) => {
         setActivePanel(panelId);
     };
 
+    const handlePushNotificationToggle = async (enabled: boolean) => {
+        if (!user.authToken) return;
+
+        try {
+            if (enabled) {
+                const initialized = await initialize();
+                if (initialized) {
+                    await subscribe(user.authToken);
+                    
+                    // For Electron, start the notification receiver
+                    if (isElectron) {
+                        await startElectronReceiver();
+                    }
+                    
+                    setPushNotificationsEnabled(true);
+                }
+            } else {
+                await unsubscribe();
+                
+                // For Electron, stop the notification receiver
+                if (isElectron) {
+                    stopElectronReceiver();
+                }
+                
+                // Call API to unsubscribe on server (for web browsers)
+                await fetch(`${API_BASE_URL}/push/unsubscribe`, {
+                    method: "DELETE",
+                    headers: getAuthHeaders(user.authToken)
+                });
+                setPushNotificationsEnabled(false);
+            }
+        } catch (error) {
+            console.error("Failed to toggle notifications:", error);
+        }
+    };
+
     return (
         <MaterialDialog close-on-overlay-click close-on-esc fullscreen open={isOpen} onOpenChange={onOpenChange} id="settings-dialog">
             <div className="fullscreen-wrapper">
@@ -87,6 +138,14 @@ export function SettingsDialog({ isOpen, onOpenChange }: DialogProps) {
                         <div className="screen">
                             <div id="notifications-settings" className={`settings-panel ${activePanel === "notifications-settings" ? "active" : ""}`}>
                                 <h3>Уведомления</h3>
+                                {pushSupported && (
+                                    <mdui-switch 
+                                        checked={pushNotificationsEnabled}
+                                        onInput={(e) => handlePushNotificationToggle((e.target as Switch).checked)}
+                                    >
+                                        Push уведомления
+                                    </mdui-switch>
+                                )}
                                 <mdui-switch checked>Новые сообщения</mdui-switch>
                                 <mdui-switch checked>Звуковые уведомления</mdui-switch>
                                 <mdui-switch>Уведомления о статусе</mdui-switch>

frontend/src/ui/screen/LoginScreen.tsx

@@ -8,6 +8,8 @@ import { useRef } from "react";
 import type { TextField } from "mdui/components/text-field";
 import { useAppState } from "../state";
 import { MaterialTextField } from "../components/core/TextField";
+import { initialize, isSupported, startElectronReceiver, subscribe } from "../../utils/notifications";
+import { isElectron } from "../../electron/electron";
 
 export default function LoginScreen() {
     const [alerts, updateAlerts] = useImmer<Alert[]>([]);
@@ -66,7 +68,29 @@ export default function LoginScreen() {
                                 }
 
                                 setCurrentPage("chat");
-                                // initializeProfile(); // Initialize profile after login
+                                
+                                // Initialize notifications
+                                try {
+                                    if (isSupported()) {
+                                        const initialized = await initialize();
+                                        if (initialized) {
+                                            await subscribe(data.token);
+                                            
+                                            // For Electron, start the notification receiver
+                                            if (isElectron) {
+                                                await startElectronReceiver();
+                                            }
+                                            
+                                            console.log("Notifications enabled");
+                                        } else {
+                                            console.log("Notification permission denied");
+                                        }
+                                    } else {
+                                        console.log("Notifications not supported");
+                                    }
+                                } catch (e) {
+                                    console.error("Notification setup failed:", e);
+                                }
                             } else {
                                 const data: ErrorResponse = await response.json();
                                 showAlert("danger", data.message || "Неверное имя пользователя или пароль");

frontend/src/ui/state.ts

@@ -7,6 +7,8 @@ import { DMPanel, type DMPanelData } from "./panels/DMPanel";
 import { getAuthHeaders } from "../auth/api";
 import { restoreKeys } from "../auth/crypto";
 import { API_BASE_URL } from "../core/config";
+import { initialize, subscribe, startElectronReceiver, isSupported } from "../utils/notifications";
+import { isElectron } from "../electron/electron";
 
 type Page = "login" | "register" | "chat"
 export type ChatTabs = "chats" | "channels" | "contacts" | "dms"
@@ -215,6 +217,23 @@ export const useAppState = create<AppState>((set, get) => ({
                         },
                         currentPage: "chat"
                     }));
+
+                    // Initialize notifications after successful credential restoration
+                    try {
+                        if (isSupported()) {
+                            const initialized = await initialize();
+                            if (initialized) {
+                                await subscribe(token);
+                                
+                                // For Electron, start the notification receiver
+                                if (isElectron) {
+                                    await startElectronReceiver();
+                                }
+                            }
+                        }
+                    } catch (e) {
+                        console.error("Notification setup failed (restored):", e);
+                    }
                 } else {
                     throw new Error("Unable to authenticate");
                 }

frontend/src/utils/material.ts

@@ -19,6 +19,7 @@ import 'mdui/components/text-field';
 import 'mdui/components/button-icon';
 import 'mdui/components/top-app-bar';
 import 'mdui/components/top-app-bar-title';
+import 'mdui/components/switch';
 
 import { setColorScheme } from 'mdui/functions/setColorScheme.js';
 

frontend/src/utils/notifications.ts

@@ -0,0 +1,267 @@
+import { API_BASE_URL } from "../core/config";
+import { isElectron } from "../electron/electron";
+import { websocket } from "../core/websocket";
+import type { WebSocketMessage } from "../core/types";
+
+export interface PushSubscriptionData {
+    endpoint: string;
+    keys: {
+        p256dh: string;
+        auth: string;
+    };
+}
+
+export interface NotificationPayload {
+    title: string;
+    body: string;
+    icon?: string;
+    image?: string;
+    tag?: string;
+    data?: any;
+}
+
+// Global state
+let isInitialized = false;
+let registration: ServiceWorkerRegistration | null = null;
+let subscription: PushSubscription | null = null;
+let isElectronReceiverRunning = false;
+let messageListener: ((event: MessageEvent) => void) | null = null;
+
+// Helper functions
+function urlBase64ToUint8Array(base64String: string): Uint8Array {
+    const padding = "=".repeat((4 - base64String.length % 4) % 4);
+    const base64 = (base64String + padding)
+        .replace(/-/g, "+")
+        .replace(/_/g, "/");
+
+    const rawData = window.atob(base64);
+    const outputArray = new Uint8Array(rawData.length);
+
+    for (let i = 0; i < rawData.length; ++i) {
+        outputArray[i] = rawData.charCodeAt(i);
+    }
+    return outputArray;
+}
+
+function arrayBufferToBase64(buffer: ArrayBuffer): string {
+    const bytes = new Uint8Array(buffer);
+    let binary = "";
+    for (let i = 0; i < bytes.byteLength; i++) {
+        binary += String.fromCharCode(bytes[i]);
+    }
+    return window.btoa(binary);
+}
+
+async function subscribeToWebPush(): Promise<PushSubscription | null> {
+    if (!registration) {
+        throw new Error("Service Worker not initialized");
+    }
+
+    try {
+        subscription = await registration.pushManager.subscribe({
+            userVisibleOnly: true,
+            applicationServerKey: urlBase64ToUint8Array(
+                "BPFs0EYyE2XqAuY8vQ8B_ZggkJVhf9NmtKqSPtIKqy7lU0yGcM5qfpBz2ESRxNmC_CPbzoLbhKfF8fkKCFUwIjo"
+            ).slice().buffer
+        });
+
+        console.log("Push subscription successful");
+        return subscription;
+    } catch (error) {
+        console.error("Push subscription failed:", error);
+        return null;
+    }
+}
+
+async function sendSubscriptionToServer(token: string): Promise<boolean> {
+    if (!subscription) {
+        throw new Error("No push subscription available");
+    }
+
+    const subscriptionData: PushSubscriptionData = {
+        endpoint: subscription.endpoint,
+        keys: {
+            p256dh: arrayBufferToBase64(subscription.getKey("p256dh")!),
+            auth: arrayBufferToBase64(subscription.getKey("auth")!)
+        }
+    };
+
+    try {
+        const response = await fetch(`${API_BASE_URL}/push/subscribe`, {
+            method: "POST",
+            headers: {
+                "Content-Type": "application/json",
+                "Authorization": `Bearer ${token}`
+            },
+            body: JSON.stringify(subscriptionData)
+        });
+
+        return response.ok;
+    } catch (error) {
+        console.error("Failed to send subscription to server:", error);
+        return false;
+    }
+}
+
+async function showMessageNotification(message: any): Promise<void> {
+    try {
+        await showNotification({
+            title: `New message from ${message.username}`,
+            body: message.content.length > 100 
+                ? message.content.substring(0, 100) + "..." 
+                : message.content,
+            icon: message.profile_picture || "/logo.png",
+            tag: `message_${message.id}`,
+            data: {
+                type: "public_message",
+                message_id: message.id,
+                sender_id: message.user_id,
+                sender_username: message.username
+            }
+        });
+    } catch (error) {
+        console.error("Failed to show message notification:", error);
+    }
+}
+
+async function handleWebSocketMessage(response: WebSocketMessage): Promise<void> {
+    // Handle notifications for new messages
+    if (response.type === "newMessage" && response.data) {
+        await showMessageNotification(response.data);
+    }
+}
+
+// Public API functions
+export async function initialize(): Promise<boolean> {
+    if (isInitialized) {
+        return true;
+    }
+
+    try {
+        if (isElectron) {
+            // For Electron, we just need to request permission
+            const permission = await window.electronInterface.notifications.requestPermission();
+            isInitialized = permission === "granted";
+            return isInitialized;
+        } else {
+            // For web browsers, initialize service worker and push manager
+            if (!("serviceWorker" in navigator) || !("PushManager" in window)) {
+                console.log("Push messaging is not supported");
+                return false;
+            }
+
+            try {
+                registration = await navigator.serviceWorker.register("/assets/serviceWorker.js");
+                console.log("Service Worker registered successfully");
+                
+                const permission = await Notification.requestPermission();
+                if (permission === "granted") {
+                    await subscribeToWebPush();
+                    isInitialized = true;
+                }
+                return isInitialized;
+            } catch (error) {
+                console.error("Service Worker registration failed:", error);
+                return false;
+            }
+        }
+    } catch (error) {
+        console.error("Failed to initialize notification service:", error);
+        return false;
+    }
+}
+
+export async function subscribe(token: string): Promise<boolean> {
+    if (!isInitialized) {
+        return false;
+    }
+
+    if (isElectron) {
+        // In Electron, we don't need server-side subscription
+        return true;
+    }
+
+    return await sendSubscriptionToServer(token);
+}
+
+export async function showNotification(payload: NotificationPayload): Promise<boolean> {
+    if (isElectron) {
+        try {
+            return await window.electronInterface.notifications.show({
+                title: payload.title,
+                body: payload.body,
+                icon: payload.icon,
+                tag: payload.tag
+            });
+        } catch (error) {
+            console.error("Failed to show Electron notification:", error);
+            return false;
+        }
+    }
+    
+    // For web browsers, notifications are handled by the service worker
+    // when push messages are received from the server
+    return false;
+}
+
+export async function unsubscribe(): Promise<boolean> {
+    if (isElectron) {
+        // In Electron, we don't need to unsubscribe from server
+        return true;
+    }
+
+    if (!subscription) {
+        return true;
+    }
+
+    try {
+        const result = await subscription.unsubscribe();
+        subscription = null;
+        return result;
+    } catch (error) {
+        console.error("Failed to unsubscribe:", error);
+        return false;
+    }
+}
+
+export function isSupported(): boolean {
+    if (isElectron) {
+        return true; // Electron always supports notifications
+    }
+    return "serviceWorker" in navigator && "PushManager" in window;
+}
+
+// Electron-specific functions
+export async function startElectronReceiver(): Promise<void> {
+    if (!isElectron || isElectronReceiverRunning) {
+        return;
+    }
+
+    isElectronReceiverRunning = true;
+    
+    // Add our own message listener to the existing WebSocket
+    messageListener = (event: MessageEvent) => {
+        try {
+            const response: WebSocketMessage = JSON.parse(event.data);
+            handleWebSocketMessage(response);
+        } catch (error) {
+            console.error('Failed to parse WebSocket message:', error);
+        }
+    };
+    
+    websocket.addEventListener('message', messageListener);
+}
+
+export function stopElectronReceiver(): void {
+    if (!isElectron) {
+        return;
+    }
+
+    isElectronReceiverRunning = false;
+    
+    // Remove our message listener
+    if (messageListener) {
+        websocket.removeEventListener('message', messageListener);
+        messageListener = null;
+    }
+}

frontend/vite.config.ts

@@ -3,6 +3,9 @@ import { createHtmlPlugin } from "vite-plugin-html";
 import autoprefixer from "autoprefixer";
 import electron from "vite-plugin-electron/simple";
 import react from "@vitejs/plugin-react";
+import { resolve } from "path";
+
+const serviceWorkerPath = resolve(__dirname, "src/service-worker/service-worker.ts");
 
 const plugins: PluginOption[] = [
     react(),
@@ -17,7 +20,31 @@ const plugins: PluginOption[] = [
             minifyCSS: true,
             minifyJS: true
         }
-    })
+    }),
+    {
+        name: 'service-worker-redirect',
+        configureServer(server) {
+            server.middlewares.use(async (req, res, next) => {
+                if (req.url === '/assets/serviceWorker.js') {
+                    try {
+                        const traspiled = await server.transformRequest(serviceWorkerPath);
+
+                        res.writeHead(200, {
+                            'Content-Type': "application/javascript"
+                        });
+                        res.end(traspiled!.code);
+                    } catch (e) {
+                        try {
+                            res.writeHead(500);
+                            res.end();
+                        } catch (e) {}
+                    }
+                } else {
+                    next();
+                }
+            });
+        }
+      }
 ]
 
 if (process.env.VITE_ELECTRON) {
@@ -79,6 +106,22 @@ export default defineConfig({
         },
         cssMinify: true,
         assetsInlineLimit: 0,
-        outDir: process.env.VITE_ELECTRON ? "build/electron/dist" : "build/normal/dist"
+        outDir: process.env.VITE_ELECTRON ? "build/electron/dist" : "build/normal/dist",
+        rollupOptions: {
+            input: {
+                main: resolve(__dirname, "index.html"),
+                serviceWorker: serviceWorkerPath
+            },
+            output: {
+                entryFileNames: (chunkInfo) => {
+                    // Проверяем имя чанка
+                    if (chunkInfo.name === 'serviceWorker') {
+                        return 'assets/serviceWorker.js'; // Указываем фиксированное имя для этого скрипта
+                    }
+                    // Для остальных файлов используем стандартное именование с хэшем
+                    return 'assets/[name]-[hash].js';
+                }
+            }
+        }
     }
 });

package.json

@@ -16,7 +16,7 @@
         "frontend:typecheck": "tsc --project frontend",
         "frontend:build": "npm run frontend:typecheck && vite build frontend",
         "frontend:electron:dev": "VITE_ELECTRON=true npm run frontend:dev",
-        "frontend:electron:build": "VITE_ELECTRON=true npm run frontend:build && rm -rf out && electron-forge make --force",
+        "frontend:electron:build": "VITE_ELECTRON=true npm run frontend:build && rm -rf out && electron-forge make --force --arch arm64,x64",
         "frontend:preview": "vite preview frontend",
         "frontend:dependencies": "npm install --ignore-scripts",
         "frontend:clean": "rm -rf frontend/dist",