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import { useParams, useLocation } from 'react-router-dom';
import { PhaserGame, IRefPhaserGame } from '../../PhaserGame';
import { useWebSocket } from '../../contexts/WebSocketContext';
import { AacFood, AacVerb } from '../../Foods';
import { EventBus } from '../../game/EventBus';
import Leaderboard from '../../components/Leaderboard/Leaderboard';
import styles from './PhaserPage.module.css';
import { GameMode, MODE_CONFIG } from '../../config/gameModes';
import { useNavigate } from 'react-router-dom';
import { updatePlayerInSessionStorage } from '../../components/Storage/Storage';
/**
* PhaserPage component.
*
* Shows the game UI, leaderboard, current food, and runs the core game loop via Phaser.
* Syncs game state via WebSocket and EventBus.
*/
interface FoodState {
instanceId: string;
foodId: string;
x: number;
y: number;
effect: AacVerb | null;
}
const PhaserPage: React.FC = () => {
// ---- ROUTER & CONTEXT ----
const { sessionId, userId, role: roleParam } = useParams<{ sessionId: string, userId: string, role?: string }>();
const location = useLocation();
// ---- REFS & STATE ----
const phaserRef = useRef<IRefPhaserGame | null>(null);
const [currentFood, setCurrentFood] = useState<AacFood | null>(null);
const [scores, setScores] = useState<Record<string, number>>({});
const [gameMode, setGameMode] = useState<GameMode | null>(null);
const navigate = useNavigate();
const [secondsLeft, setSecondsLeft] = useState<number>(60);
// Defensive: what if no state? Fallback to false.
const isSpectator = location.state?.role === 'Spectator';
const {connectedUsers, lastMessage, sendMessage, clearLastMessage } = useWebSocket();
// Build color map from connected users
const colors: Record<string, string> = Object.fromEntries(
connectedUsers
.filter(user => typeof user.color === 'string') // remove undefined/null
.map(user => [user.userId, user.color as string]) // safe to cast now
);
// --- ERROR HANDLING ---
useEffect(() => {
if (lastMessage?.type === 'ERROR_MESSAGE' && lastMessage?.payload?.code === 'SESSION_NOT_FOUND') {
alert(`An error occurred: ${lastMessage.payload.message}`);
clearLastMessage?.();
navigate('/');
}
}, [lastMessage, navigate, clearLastMessage]);
// --- INITIALIZE PLAYER IN SESSION STORAGE ---
// This is to ensure the player is registered in session storage
useEffect(() => {
const role = location.state?.role || roleParam;
const color = location.state?.color;
if (sessionId && userId && role) {
updatePlayerInSessionStorage(sessionId, { userId, role, color });
}
}, [sessionId, userId, roleParam, location.state]);
// --- JOIN on MOUNT ---
useEffect(() => {
const stored = localStorage.getItem('playerSession');
const storedData = stored ? JSON.parse(stored) : {};
const role = location.state?.role;
const color = storedData.color || location.state?.color;
const alreadyJoined = connectedUsers.some(
(u) => u.userId === userId && u.role === role
);
if (sessionId && userId && role && !alreadyJoined) {
// Defensive: avoid double joining as both.
if (role === 'Spectator') {
sendMessage({
type: 'SPECTATOR_JOIN',
payload: { sessionId, userId }
});
} else {
sendMessage({
type: 'PLAYER_JOIN',
payload: { sessionId, userId, role }
});
if (color) {
sendMessage({
type: 'SELECT_COLOR',
payload: { sessionId, userId, color }
});
}
}
}
}, [sessionId, userId, location.state?.role, roleParam, sendMessage, connectedUsers]);
// --- REMOTE PLAYER MOVEMENT SYNC ---
useEffect(() => {
if (lastMessage?.type === 'PLAYER_MOVE_BROADCAST') {
const { userId: movingUserId, x, y } = lastMessage.payload;
if (movingUserId !== userId) {
const scene = phaserRef.current?.scene as any;
if (scene && typeof scene.updateRemotePlayer === 'function') {
scene.updateRemotePlayer(movingUserId, x, y);
}
}
if (clearLastMessage) clearLastMessage();
}
}, [lastMessage, userId, clearLastMessage]);
// --- GAME MODE BROADCAST ---
useEffect(() => {
if (lastMessage?.type === 'START_GAME_BROADCAST') {
const { mode } = lastMessage.payload as { mode: GameMode };
const settings = MODE_CONFIG[mode];
const scene = phaserRef.current?.scene as any;
setGameMode(mode);
if (scene && typeof scene.applyModeSettings === 'function') {
scene.applyModeSettings(settings);
}
clearLastMessage?.();
}
}, [lastMessage, clearLastMessage]);
// --- FOOD STATE SYNC ---
useEffect(() => {
// Handle food state updates
if (lastMessage?.type === 'FOOD_STATE_UPDATE') {
const { foods } = lastMessage.payload as { foods: FoodState[] };
EventBus.emit('sync-food-state', foods);
}
// When a new food is set as target
if (lastMessage?.type === 'AAC_TARGET_FOOD') {
const { targetFoodId, targetFoodData, effect } = lastMessage.payload;
const scene = phaserRef.current?.scene as any;
if (scene && typeof scene.setTargetFood === 'function') {
if (effect) {
scene.setTargetFood(targetFoodId, effect);
} else {
scene.setTargetFood(targetFoodId);
}
}
if (targetFoodData) {
setCurrentFood(targetFoodData);
}
clearLastMessage?.();
}
// When a food has been eaten, remove it from the scene
if (lastMessage?.type === 'REMOVE_FOOD') {
const { instanceId } = lastMessage.payload;
const scene = phaserRef.current?.scene as any;
if (scene && typeof scene.removeFoodByInstanceId === 'function') {
scene.removeFoodByInstanceId(instanceId);
}
clearLastMessage?.();
}
// When a player effect is broadcasted, apply it
if (lastMessage?.type === 'PLAYER_EFFECT_BROADCAST') {
const { targetUserId, effect } = lastMessage.payload as { targetUserId: string, effect: AacVerb };
EventBus.emit('apply-player-effect', { targetUserId, effect });
clearLastMessage?.();
}
}, [lastMessage, clearLastMessage]);
// --- FRUIT EATEN LOCAL (EMITTED FROM PHASER) ---
useEffect(() => {
const handleFruitEaten = ({ instanceId }: { instanceId: string }) => {
if (sessionId) {
sendMessage({
type: 'FRUIT_EATEN',
payload: { sessionId, instanceId }
});
}
};
EventBus.on('fruit-eaten', handleFruitEaten);
return () => {
EventBus.off('fruit-eaten', handleFruitEaten);
};
}, [sendMessage, sessionId]);
// --- SCORE UPDATE BROADCAST (EVENTBUS) ---
useEffect(() => {
const handleScoreUpdate = ({ scores }: { scores: Record<string, number> }) => {
setScores(scores);
};
EventBus.on('scoreUpdate', handleScoreUpdate);
return () => {
EventBus.off('scoreUpdate', handleScoreUpdate);
};
}, []);
useEffect(() => {
const handleTimerUpdate = (time: number) => {
setSecondsLeft(time);
};
EventBus.on('TIMER_UPDATE', handleTimerUpdate);
return () => {
EventBus.off('TIMER_UPDATE', handleTimerUpdate);
};
}, []);
// If GAME_OVER navigate to victory route.
// Also, pass the scores and colors of connected users to the Victory page.
// If sessionId is not present, navigate to home.
useEffect(() => {
const handleGameOver = () => {
const colors = Object.fromEntries(
connectedUsers
.filter(user => user.color)
.map(user => [user.userId, user.color])
);
console.log('[PhaserPage] Game Over received. Navigating to Victory screen.');
if (sessionId) {
navigate(`/victory/${sessionId}`, { state: { scores, colors, sessionId, userId } });
} else {
navigate('/');
}
};
EventBus.on('gameOver', handleGameOver);
return () => {
EventBus.off('gameOver', handleGameOver);
};
}, [navigate, sessionId, scores, connectedUsers]);
useEffect(() => {
const handleEdgesReady = (edges: Record<string, string>) => {
if (
sessionId &&
userId &&
location.state?.role !== 'Spectator' &&
edges?.[userId]
) {
const userEdge = edges[userId];
if (userEdge) {
// Update player edge in session storage
updatePlayerInSessionStorage(sessionId, { userId, role: 'Hippo Player', edge: userEdge });
}
sendMessage({
type: 'SET_EDGE',
payload: {
sessionId,
userId,
edge: userEdge
},
});
}
};
EventBus.on('edges-ready', handleEdgesReady);
return () => {
EventBus.off('edges-ready', handleEdgesReady);
};
}, [sendMessage, sessionId, userId, location.state?.role]);
// Check local storage for player edge
let localPlayerEdge: string | undefined;
if (sessionId && userId) {
try {
const stored = localStorage.getItem('playerSessions');
const allSessions = stored ? JSON.parse(stored) : {};
const playersInSession = allSessions[sessionId] || [];
const currentPlayer = playersInSession.find((p: { userId: string; edge?: string }) => p.userId === userId);
if (currentPlayer && currentPlayer.edge) {
localPlayerEdge = currentPlayer.edge;
}
} catch (e) {
console.error('Failed to read player edge from storage', e);
}
}
// ---- RENDER ----
return (
<div className={styles.pageWrapper}>
{/* Game Canvas */}
<div className={styles.canvasWrapper}>
<PhaserGame
ref={phaserRef}
currentActiveScene={(scene: Phaser.Scene) => {
if (
scene &&
userId &&
connectedUsers &&
typeof (scene as any).init === 'function'
) {
(scene as any).init({
sendMessage,
localPlayerId: userId,
sessionId,
connectedUsers,
modeSettings: gameMode ? MODE_CONFIG[gameMode] : undefined,
role: location.state?.role,
localPlayerEdge: localPlayerEdge,
});
}
}}
/>
</div>
{/* Sidebar */}
<div className={styles.sidebarWrapper}>
<div className={styles.sidebar}>
{isSpectator && (
<div className={styles.spectatorBanner} role="status" aria-label="Spectator Mode Banner">
<span className={styles.spectatorText}>
<span className={styles.spectatorHighlight}>Spectator Mode</span>
</span>
</div>
)}
<div className={styles.timerBox}>
<h3 className={styles.timerTitle}>Time Left:</h3>
<div className={styles.timerValue}>{secondsLeft} sec</div>
</div>
<div className={styles.currentFood}>
<h3>Current Food to Eat:</h3>
{currentFood ? (
<>
<img src={currentFood.imagePath} alt={currentFood.name} className={styles.foodImage} />
<p>{currentFood.name}</p>
</>
) : (
<p>No Food Selected</p>
)}
</div>
<div className={styles.leaderboardBox}>
<Leaderboard scores={scores} colors={colors} userId={userId ?? ''} />
</div>
</div>
</div>
</div>
);
}
export default PhaserPage; |