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chore: Put all hard-coded timeout parameters into the Timeouts class.

This commit is contained in:
cloudwebrtc 2022-11-03 09:16:55 +08:00
parent fdee6fe590
commit d2d29b5966
1 changed files with 22 additions and 12 deletions
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34
lib/src/voip/call.dart
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@ -30,11 +30,19 @@ import 'package:matrix/src/utils/cached_stream_controller.dart';
/// version 1
const String voipProtoVersion = '1';
/// The default life time for call events, in millisecond.
const lifetimeMs = 10 * 1000;
class Timeouts {
/// The default life time for call events, in millisecond.
static const lifetimeMs = 10 * 1000;
/// The length of time a call can be ringing for.
const callTimeoutSec = 60;
/// The length of time a call can be ringing for.
static const callTimeoutSec = 60;
/// The delay for ice gathering.
static const iceGatheringDelayMs = 200;
/// Delay before createOffer.
static const delayBeforeOfferMs = 100;
}
/// Wrapped MediaStream, used to adapt Widget to display
class WrappedMediaStream {
@ -551,7 +559,7 @@ class CallSession {
/// Send select_answer event.
await sendSelectCallAnswer(
opts.room, callId, lifetimeMs, localPartyId, remotePartyId!);
opts.room, callId, Timeouts.lifetimeMs, localPartyId, remotePartyId!);
}
Future<void> onNegotiateReceived(
@ -581,7 +589,7 @@ class CallSession {
if (description.type == 'offer') {
final answer = await pc!.createAnswer({});
await sendCallNegotiate(
room, callId, lifetimeMs, localPartyId, answer.sdp!,
room, callId, Timeouts.lifetimeMs, localPartyId, answer.sdp!,
type: answer.type!);
await pc!.setLocalDescription(answer);
}
@ -969,7 +977,8 @@ class CallSession {
}
Logs().d('[VOIP] Rejecting call: $callId');
await terminate(CallParty.kLocal, CallErrorCode.UserHangup, shouldEmit);
await sendCallReject(room, callId, lifetimeMs, localPartyId, reason);
await sendCallReject(
room, callId, Timeouts.lifetimeMs, localPartyId, reason);
}
Future<void> hangup([String? reason, bool suppressEvent = false]) async {
@ -1063,7 +1072,8 @@ class CallSession {
if (pc!.iceGatheringState ==
RTCIceGatheringState.RTCIceGatheringStateGathering) {
// Allow a short time for initial candidates to be gathered
await Future.delayed(Duration(milliseconds: 200));
await Future.delayed(
Duration(milliseconds: Timeouts.iceGatheringDelayMs));
}
if (callHasEnded) return;
@ -1074,12 +1084,12 @@ class CallSession {
final metadata = _getLocalSDPStreamMetadata();
if (state == CallState.kCreateOffer) {
await sendInviteToCall(
room, callId, lifetimeMs, localPartyId, null, offer.sdp!,
room, callId, Timeouts.lifetimeMs, localPartyId, null, offer.sdp!,
capabilities: callCapabilities, metadata: metadata);
inviteOrAnswerSent = true;
setCallState(CallState.kInviteSent);
inviteTimer = Timer(Duration(seconds: callTimeoutSec), () {
inviteTimer = Timer(Duration(seconds: Timeouts.callTimeoutSec), () {
if (state == CallState.kInviteSent) {
hangup(CallErrorCode.InviteTimeout, false);
}
@ -1088,7 +1098,7 @@ class CallSession {
});
} else {
await sendCallNegotiate(
room, callId, lifetimeMs, localPartyId, offer.sdp!,
room, callId, Timeouts.lifetimeMs, localPartyId, offer.sdp!,
type: offer.type!,
capabilities: callCapabilities,
metadata: metadata);
@ -1103,7 +1113,7 @@ class CallSession {
// onNegotiationNeeded, which causes creatOffer to only include
// audio m-line, add delay and wait for video track to be added,
// then createOffer can get audio/video m-line correctly.
await Future.delayed(Duration(milliseconds: 100));
await Future.delayed(Duration(milliseconds: Timeouts.delayBeforeOfferMs));
final offer = await pc!.createOffer({});
await _gotLocalOffer(offer);
} catch (e) {