in websocket-server/src/sessionManager.ts [18:36]
export function handleCallConnection(ws: WebSocket, openAIApiKey: string) {
cleanupConnection(session.twilioConn);
session.twilioConn = ws;
session.openAIApiKey = openAIApiKey;
ws.on("message", handleTwilioMessage);
ws.on("error", ws.close);
ws.on("close", () => {
cleanupConnection(session.modelConn);
cleanupConnection(session.twilioConn);
session.twilioConn = undefined;
session.modelConn = undefined;
session.streamSid = undefined;
session.lastAssistantItem = undefined;
session.responseStartTimestamp = undefined;
session.latestMediaTimestamp = undefined;
if (!session.frontendConn) session = {};
});
}