Initial commit

2026-04-10 15:36:33 -07:00
commit b2be19ed14
134 changed files with 16234 additions and 0 deletions
--- a/app/api/signal/route.ts
+++ b/app/api/signal/route.ts
@@ -0,0 +1,89 @@
+import { auth } from '@/auth'
+import { NextRequest, NextResponse } from 'next/server'
+
+// In-memory signaling store (use Redis for multi-instance deployments)
+const signalingStore = new Map<string, {
+  offer?: RTCSessionDescriptionInit
+  answer?: RTCSessionDescriptionInit
+  viewerCandidates: RTCIceCandidateInit[]
+  hostCandidates: RTCIceCandidateInit[]
+  createdAt: number
+}>()
+
+function cleanupOldSessions() {
+  const now = Date.now()
+  for (const [key, value] of signalingStore.entries()) {
+    if (now - value.createdAt > 5 * 60 * 1000) signalingStore.delete(key)
+  }
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const session = await auth()
+    if (!session?.user) {
+      return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
+    }
+
+    const { action, sessionId, data } = await request.json()
+    cleanupOldSessions()
+
+    switch (action) {
+      case 'create-session':
+        signalingStore.set(sessionId, { viewerCandidates: [], hostCandidates: [], createdAt: Date.now() })
+        return NextResponse.json({ success: true })
+
+      case 'send-offer': {
+        const s = signalingStore.get(sessionId)
+        if (!s) return NextResponse.json({ error: 'Session not found' }, { status: 404 })
+        s.offer = data.offer
+        return NextResponse.json({ success: true })
+      }
+
+      case 'get-offer': {
+        const s = signalingStore.get(sessionId)
+        if (!s) return NextResponse.json({ error: 'Session not found' }, { status: 404 })
+        return NextResponse.json({ offer: s.offer ?? null })
+      }
+
+      case 'send-answer': {
+        const s = signalingStore.get(sessionId)
+        if (!s) return NextResponse.json({ error: 'Session not found' }, { status: 404 })
+        s.answer = data.answer
+        return NextResponse.json({ success: true })
+      }
+
+      case 'get-answer': {
+        const s = signalingStore.get(sessionId)
+        if (!s) return NextResponse.json({ error: 'Session not found' }, { status: 404 })
+        return NextResponse.json({ answer: s.answer ?? null })
+      }
+
+      case 'send-ice-candidate': {
+        const s = signalingStore.get(sessionId)
+        if (!s) return NextResponse.json({ error: 'Session not found' }, { status: 404 })
+        if (data.role === 'viewer') s.viewerCandidates.push(data.candidate)
+        else s.hostCandidates.push(data.candidate)
+        return NextResponse.json({ success: true })
+      }
+
+      case 'get-ice-candidates': {
+        const s = signalingStore.get(sessionId)
+        if (!s) return NextResponse.json({ error: 'Session not found' }, { status: 404 })
+        const candidates = data.role === 'viewer' ? s.hostCandidates : s.viewerCandidates
+        if (data.role === 'viewer') s.hostCandidates = []
+        else s.viewerCandidates = []
+        return NextResponse.json({ candidates })
+      }
+
+      case 'close-session':
+        signalingStore.delete(sessionId)
+        return NextResponse.json({ success: true })
+
+      default:
+        return NextResponse.json({ error: 'Unknown action' }, { status: 400 })
+    }
+  } catch (error) {
+    console.error('[Signal] Error:', error)
+    return NextResponse.json({ error: 'Internal server error' }, { status: 500 })
+  }
+}