first commit

types/room.ts

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+export interface RoomPublic {
+  id: string
+  name: string
+  createdAt?: string
+  memberCount?: number
+  streamCount?: number
+}
+
+export interface RoomAdmin extends RoomPublic {
+  pwdVersion: number
+  createdBy: string
+}
+
+export interface Participant {
+  clientId: string
+  nickname: string
+  joinedAt: number
+  isStreaming: boolean
+}
+
+export interface ActiveStream {
+  streamId: string
+  broadcasterId: string
+  broadcasterNickname: string
+  startedAt: number
+}
+
+/** viewerClientId -> Set of streamIds (serialized as Record) */
+export type WatchMap = Record<string, string[]>
+
+export interface RoomState {
+  roomId: string
+  participants: Participant[]
+  activeStreams: ActiveStream[]
+  watchMap: WatchMap
+}

types/signaling.ts

@@ -0,0 +1,49 @@
+export interface JoinPayload {
+  roomId: string
+  clientId: string
+  nickname: string
+  accessToken: string
+}
+
+export interface StreamStartPayload {
+  streamId: string
+}
+
+export interface StreamStopPayload {
+  streamId: string
+}
+
+export interface WatchPayload {
+  streamId: string
+  broadcasterId: string
+}
+
+export interface SignalPayload {
+  to: string
+  from?: string
+  streamId: string
+  sdp?: RTCSessionDescriptionInit
+  candidate?: RTCIceCandidateInit
+}
+
+export type ClientToServerEvents = {
+  'room:join': (payload: JoinPayload, ack?: (res: { ok: boolean; error?: string }) => void) => void
+  'room:leave': () => void
+  'stream:start': (payload: StreamStartPayload, ack?: (res: { ok: boolean; error?: string }) => void) => void
+  'stream:stop': (payload: StreamStopPayload) => void
+  'watch:start': (payload: WatchPayload) => void
+  'watch:stop': (payload: WatchPayload) => void
+  'webrtc:offer': (payload: SignalPayload) => void
+  'webrtc:answer': (payload: SignalPayload) => void
+  'webrtc:ice': (payload: SignalPayload) => void
+}
+
+export type ServerToClientEvents = {
+  'room:state': (state: import('./room').RoomState) => void
+  'room:force-close': (payload: { reason: string }) => void
+  'room:error': (payload: { error: string }) => void
+  'webrtc:offer': (payload: SignalPayload) => void
+  'webrtc:answer': (payload: SignalPayload) => void
+  'webrtc:ice': (payload: SignalPayload) => void
+  'peer:left': (payload: { clientId: string }) => void
+}