canvas-website/src/open-mapping/hooks/useCollaboration.ts

133 lines
3.9 KiB
TypeScript

/**
* useCollaboration - Hook for real-time collaborative map editing
*
* Uses Y.js for CRDT-based synchronization, enabling:
* - Real-time waypoint/route sharing
* - Cursor presence awareness
* - Conflict-free concurrent edits
* - Offline-first with sync on reconnect
*/
import { useState, useEffect, useCallback } from 'react';
import type {
CollaborationSession,
Participant,
Route,
Waypoint,
MapLayer,
Coordinate,
} from '../types';
interface UseCollaborationOptions {
sessionId?: string;
userId: string;
userName: string;
userColor?: string;
serverUrl?: string;
onParticipantJoin?: (participant: Participant) => void;
onParticipantLeave?: (participantId: string) => void;
onRouteUpdate?: (routes: Route[]) => void;
onWaypointUpdate?: (waypoints: Waypoint[]) => void;
}
interface UseCollaborationReturn {
session: CollaborationSession | null;
participants: Participant[];
isConnected: boolean;
createSession: (name: string) => Promise<string>;
joinSession: (sessionId: string) => Promise<void>;
leaveSession: () => void;
updateCursor: (coordinate: Coordinate) => void;
broadcastRouteChange: (route: Route) => void;
broadcastWaypointChange: (waypoint: Waypoint) => void;
broadcastLayerChange: (layer: MapLayer) => void;
}
export function useCollaboration({
sessionId,
userId,
userName,
userColor = '#3B82F6',
serverUrl,
onParticipantJoin,
onParticipantLeave,
onRouteUpdate,
onWaypointUpdate,
}: UseCollaborationOptions): UseCollaborationReturn {
const [session, setSession] = useState<CollaborationSession | null>(null);
const [participants, setParticipants] = useState<Participant[]>([]);
const [isConnected, setIsConnected] = useState(false);
// TODO: Initialize Y.js document and WebSocket provider
useEffect(() => {
if (!sessionId) return;
console.log('useCollaboration: Would connect to session', sessionId);
// const ydoc = new Y.Doc();
// const provider = new WebsocketProvider(serverUrl, sessionId, ydoc);
setIsConnected(true);
return () => {
// provider.destroy();
// ydoc.destroy();
setIsConnected(false);
};
}, [sessionId, serverUrl]);
const createSession = useCallback(async (name: string): Promise<string> => {
// TODO: Create new Y.js document and return session ID
const newSessionId = `session-${Date.now()}`;
console.log('useCollaboration: Creating session', name, newSessionId);
return newSessionId;
}, []);
const joinSession = useCallback(async (sessionIdToJoin: string): Promise<void> => {
// TODO: Join existing Y.js session
console.log('useCollaboration: Joining session', sessionIdToJoin);
}, []);
const leaveSession = useCallback(() => {
// TODO: Disconnect from session
console.log('useCollaboration: Leaving session');
setSession(null);
setParticipants([]);
setIsConnected(false);
}, []);
const updateCursor = useCallback((coordinate: Coordinate) => {
// TODO: Broadcast cursor position via Y.js awareness
// awareness.setLocalStateField('cursor', coordinate);
}, []);
const broadcastRouteChange = useCallback((route: Route) => {
// TODO: Update Y.js shared route array
console.log('useCollaboration: Broadcasting route change', route.id);
}, []);
const broadcastWaypointChange = useCallback((waypoint: Waypoint) => {
// TODO: Update Y.js shared waypoint array
console.log('useCollaboration: Broadcasting waypoint change', waypoint.id);
}, []);
const broadcastLayerChange = useCallback((layer: MapLayer) => {
// TODO: Update Y.js shared layer array
console.log('useCollaboration: Broadcasting layer change', layer.id);
}, []);
return {
session,
participants,
isConnected,
createSession,
joinSession,
leaveSession,
updateCursor,
broadcastRouteChange,
broadcastWaypointChange,
broadcastLayerChange,
};
}
export default useCollaboration;