fix(social): complete shared listening request lifecycle

apps/web/src/test/e2eBridge.ts

@@ -1,4 +1,4 @@
-import { fakeApi, makeUser } from './fakeApi';
+import { albumTracks, fakeApi, makeUser } from './fakeApi';
 import { mobileFixtures } from './mobileFixtures';
 
 /** Подменяет fetch на фейковый API. Включается только при сборке с VITE_E2E=1. */
@@ -14,6 +14,21 @@ export function installE2EFetch() {
   const alice = [...api.users.values()].find(u => u.username === 'alice')!;
   const friend = [...api.users.values()].find(u => u.username === 'moderator')!;
   api.friendships.set([alice.id, friend.id].sort().join(':'), { sender: friend.id, accepted: true });
+  const listeningScenario = localStorage.getItem('pipu.e2e.listening');
+  if (listeningScenario) {
+    const device = crypto.randomUUID();
+    api.presence.set(friend.id, Date.now());
+    api.activityVisibility.set(friend.id, 'friends');
+    api.activity.set(friend.id, { device_id: device, track_id: albumTracks[0]!.id, track_title: albumTracks[0]!.title, artist: 'Кино', context: 'other', position_ms: 0 });
+    api.listeningPreferences.set(friend.id, { requests: listeningScenario === 'restricted' ? 'nobody' : 'friends', auto_accept: listeningScenario === 'automatic' ? 'friends' : 'nobody', autoplay: true });
+    if (listeningScenario === 'incoming') {
+      const roomId = crypto.randomUUID();
+      const requestId = crypto.randomUUID();
+      api.listeningRooms.set(roomId, { id: roomId, owner_id: friend.id, owner_name: friend.username, device_id: device, track_id: albumTracks[0]!.id, position_ms: 0, playing: false, updated_at: new Date().toISOString(), participants: [] });
+      api.listeningMembers.set(friend.id, roomId);
+      api.listeningRequests.set(requestId, { id: requestId, owner_id: friend.id, guest_id: alice.id, sender_id: friend.id, sender_name: friend.username, recipient_id: alice.id, kind: 'invite', expires_at: new Date(Date.now() + 120_000).toISOString() });
+    }
+  }
   if (localStorage.getItem('pipu.e2e.notifications') === '1') {
     const kinds = ['message', 'friend_request', 'friend_accepted', 'music'] as const;
     for (let index = 0; index < 28; index++) api.notifications.push({

apps/web/src/test/fakeApi.ts

@@ -260,8 +260,13 @@ export function fakeApi(initial: FakeUser[]) {
       if(op==='join'||op==='invite'){
         const host=op==='join'?target:user.id; const guest=op==='join'?user.id:target; const prefs=listeningPreferences.get(target)??defaultListening;
         const friend=!!friendships.get(pair(user.id,target))?.accepted;
-        if(isBlocked(user.id,target)||!(prefs.requests==='everyone'||prefs.requests==='friends'&&friend))return problem(403,'social.unavailable');
+        if(isBlocked(user.id,target)||!(prefs.requests==='everyone'||prefs.requests==='friends'&&friend))return problem(403,'social.listening_unavailable');
         if ((presence.get(target) ?? 0) <= Date.now() - 45_000) return problem(409, 'social.person_offline');
+        const guestRoom = listeningRooms.get(listeningMembers.get(guest) ?? '');
+        const hostRoom = listeningRooms.get(listeningMembers.get(host) ?? '');
+        if (guestRoom && guestRoom.owner_id !== host || hostRoom && hostRoom.owner_id !== host) return problem(409, 'social.listening_busy');
+        if (guestRoom?.owner_id === host || listeningRequests.has(String(body.id))) return new Response(null, { status: 204 });
+        if ([...listeningRequests.values()].some(r => r.owner_id === host && r.guest_id === guest)) return problem(409, 'social.listening_pending');
         let room=[...listeningRooms.values()].find(r=>r.owner_id===host);
         const source=activity.get(host);if(!room){room={id:crypto.randomUUID(),owner_id:host,owner_name:users.get(host)?.username??host,device_id:String(op==='join'?source?.device_id:body.device_id),track_id:String(op==='join'?source?.track_id:body.track_id),position_ms:Number(op==='join'?source?.position_ms:body.position_ms??0),playing:true,updated_at:new Date().toISOString(),participants:[]};listeningRooms.set(room.id,room);listeningMembers.set(host,room.id);}
         if(prefs.auto_accept==='everyone'||prefs.auto_accept==='friends'&&friend)listeningMembers.set(guest,room.id);