auto log out + clean leave

Transcendence/srcs/backend/services/socket.js

@@ -140,6 +140,47 @@ async function saveRoundPoints(currentScores, roundStartScores) {
 	}
 }
 
+function handlePlayerDeparture(io, roomId, username) {
+	const gameState = gameRooms.get(roomId);
+	if (!gameState || !gameState.isPlaying) return;
+	if (!Array.isArray(gameState.players)) return;
+
+	const leavingIndex = gameState.players.indexOf(username);
+	if (leavingIndex === -1) return;
+
+	const wasDrawer = gameState.drawer === username;
+
+	gameState.players = gameState.players.filter(p => p !== username);
+	if (gameState.scores) {
+		delete gameState.scores[username];
+	}
+
+	if (gameState.currentPlayerIndex >= leavingIndex) {
+		gameState.currentPlayerIndex = Math.max(0, gameState.currentPlayerIndex - 1);
+	}
+	if (gameState.currentPlayerIndex >= gameState.players.length) {
+		gameState.currentPlayerIndex = 0;
+	}
+
+	if (wasDrawer && gameState.players.length > 0) {
+		stopRoomTimer(roomId);
+		const newDrawer = gameState.players[gameState.currentPlayerIndex];
+		gameState.drawer = newDrawer;
+		gameState.currentWord = '';
+		gameState.revealedLetters = [];
+		gameState.revealedWord = [];
+		gameState.guessedLetters = [];
+		gameState.wrongGuesses = 0;
+
+		io.to(roomId).emit('game-drawer-changed', {
+			newDrawer: newDrawer,
+			reason: 'drawer_left',
+			message: `${username} (dessinateur) a quitte, ${newDrawer} devient le nouveau dessinateur`
+		});
+		startRoomTimer(io, roomId, 60);
+	}
+}
+
 function setupSocketIO(io)
 {
 	ioInstance = io;
@@ -276,6 +317,7 @@ function setupSocketIO(io)
 					username: socket.user.username,
 					userId: socket.user.userId
 				});
+				handlePlayerDeparture(io, roomId, socket.user.username);
 				socket.leave(roomId);
 				console.log(`${socket.user.username} left ${roomId}`);
 
@@ -673,42 +715,7 @@ function setupSocketIO(io)
 					message: `${username} a quitté la partie`
 				});
 
-				const gameState = gameRooms.get(roomId);
-				if (gameState)
-				{
-					const wasDrawer = gameState.drawer === username;
-					
-					gameState.players = gameState.players.filter(p => p !== username);
-					delete gameState.scores[username];
-
-					io.to(roomId).emit('scores-updated', gameState.scores);
-
-					// If the drawer left and there are still enough players, choose a new drawer
-					if (wasDrawer && gameState.players.length >= 1)
-					{
-						stopRoomTimer(roomId);
-						// Pick the next player as the new drawer
-						gameState.currentPlayerIndex = gameState.currentPlayerIndex % gameState.players.length;
-						const newDrawer = gameState.players[gameState.currentPlayerIndex];
-						gameState.drawer = newDrawer;
-						
-						// Reset the word state for the new round
-						gameState.currentWord = '';
-						gameState.revealedLetters = [];
-						gameState.revealedWord = [];
-						gameState.guessedLetters = [];
-						gameState.wrongGuesses = 0;
-
-						console.log(`Drawer ${username} left, new drawer is ${newDrawer}`);
-
-						io.to(roomId).emit('game-drawer-changed', {
-							newDrawer: newDrawer,
-							reason: 'drawer_left',
-							message: `${username} (dessinateur) a quitté, ${newDrawer} devient le nouveau dessinateur`
-						});
-						startRoomTimer(io, roomId, 60);
-					}
-				}
+				handlePlayerDeparture(io, roomId, username);
 
 				await checkAndStopSinglePlayerGame(io, roomId, dbRoomId);
 
@@ -956,6 +963,7 @@ function setupSocketIO(io)
 						username: socket.user.username,
 						userId: socket.user.userId
 					});
+					handlePlayerDeparture(io, roomId, socket.user.username);
 
 					// Get updated player list and broadcast
 					if (dbRoomId) {

Transcendence/srcs/frontend/src/app.js

@@ -3,6 +3,8 @@
  * Initializes windows and handles menu interactions
  */
 import { windowRegistry } from './core/windows.js';
+import { API, STORAGE_KEYS } from './core/config.js';
+import { eventBus, Events } from './core/events.js';
 import { LoginWindow } from './windows/login.js';
 import { LogoutWindow } from './windows/logout.js';
 import { GlobalChat } from './windows/global_chat.js';
@@ -17,6 +19,7 @@ import { StatsWindow } from './windows/stats.js';
  */
 class App {
     constructor() {
+        this.invalidateStaleToken();
         this.initWindows();
         this.initMenu();
         this.initPage();
@@ -24,6 +27,51 @@ class App {
         this.colorizeUI();
     }
 
+    async invalidateStaleToken() {
+        const token = localStorage.getItem(STORAGE_KEYS.AUTH_TOKEN);
+        if (!token) return;
+
+        if (this.isJwtExpired(token)) {
+            localStorage.removeItem(STORAGE_KEYS.AUTH_TOKEN);
+            eventBus.emit(Events.USER_LOGGED_OUT);
+            return;
+        }
+
+        try {
+            const response = await fetch(API.STATS.ME, {
+                headers: { 'Authorization': `Bearer ${token}` }
+            });
+
+            if (response.status === 401) {
+                localStorage.removeItem(STORAGE_KEYS.AUTH_TOKEN);
+                eventBus.emit(Events.USER_LOGGED_OUT);
+				setTimeout(() => window.location.reload(), 500);
+            }
+        } catch (error) {
+            console.warn('Token validation skipped:', error);
+        }
+    }
+
+    isJwtExpired(token) {
+        try {
+            const payload = this.decodeJwtPayload(token);
+            if (!payload || !payload.exp) return false;
+            const now = Math.floor(Date.now() / 1000);
+            return payload.exp <= now;
+        } catch (error) {
+            return false;
+        }
+    }
+
+    decodeJwtPayload(token) {
+        const parts = token.split('.');
+        if (parts.length < 2) return null;
+
+        const base64 = parts[1].replace(/-/g, '+').replace(/_/g, '/');
+        const padded = base64.padEnd(base64.length + ((4 - (base64.length % 4)) % 4), '=');
+        return JSON.parse(atob(padded));
+    }
+
     /**
      * Initializes all windows
      */