IEnumerator SendAnswerCoroutine(string connectionId, PeerConnection pc)
{
pc.makingAnswer = true;
var opLocalDesc = pc.peer.SetLocalDescription();
yield return(opLocalDesc);
if (opLocalDesc.IsError)
{
Debug.LogError($"{pc} {opLocalDesc.Error.message}");
pc.makingAnswer = false;
yield break;
}
Assert.AreEqual(pc.peer.LocalDescription.type, RTCSdpType.Answer, $"{pc} onmessage SLD worked");
Assert.AreEqual(pc.peer.SignalingState, RTCSignalingState.Stable,
$"{pc} onmessage not racing with negotiationneeded");
pc.makingAnswer = false;
_signaling.SendAnswer(connectionId, pc.peer.LocalDescription);
}
IEnumerator GotOfferCoroutine(string connectionId, PeerConnection pc, string sdp)
{
RTCSessionDescription description;
description.type = RTCSdpType.Offer;
description.sdp = sdp;
var isStable =
pc.peer.SignalingState == RTCSignalingState.Stable ||
(pc.peer.SignalingState == RTCSignalingState.HaveLocalOffer && pc.srdAnswerPending);
pc.ignoreOffer = !pc.polite && (pc.makingOffer || !isStable);
if (pc.ignoreOffer || pc.makingAnswer)
{
Debug.LogWarning($"{pc} glare - ignoreOffer {nameof(pc.peer.SignalingState)}:{pc.peer.SignalingState}");
yield break;
}
// waiting other setRemoteDescription process
yield return(new WaitWhile(() => pc.srdAnswerPending));
pc.waitingAnswer = false;
var opRemoteDesc = pc.peer.SetRemoteDescription(ref description);
yield return(opRemoteDesc);
if (opRemoteDesc.IsError)
{
Debug.LogError($"{pc} {opRemoteDesc.Error.message}");
yield break;
}
Assert.AreEqual(pc.peer.RemoteDescription.type, RTCSdpType.Offer, $"{pc} SRD worked");
Assert.AreEqual(pc.peer.SignalingState, RTCSignalingState.HaveRemoteOffer, $"{pc} Remote offer");
onGotOffer?.Invoke(connectionId, sdp);
}
