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dc private methods

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This commit is contained in:
Hiroshi Horie
2022-03-01 12:03:49 +09:00
parent d06cb568f2
commit 8a3eb30dbd
1 changed files with 13 additions and 10 deletions
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lib/src/core/engine.dart
+13 -10
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@@ -207,14 +207,6 @@ class Engine extends Disposable with EventsEmittable<EngineEvent> {
lk_models.DataPacket packet, lk_models.DataPacket packet,
) async { ) async {
// //
rtc.RTCDataChannel? publisherDataChannel(Reliability reliability) =>
reliability == Reliability.reliable ? _reliableDCPub : _lossyDCPub;
rtc.RTCDataChannelState publisherDataChannelState(
Reliability reliability) =>
publisherDataChannel(reliability)?.state ??
rtc.RTCDataChannelState.RTCDataChannelClosed;
final reliability = packet.kind.toSDKType(); final reliability = packet.kind.toSDKType();
// construct the data channel message // construct the data channel message
@@ -241,7 +233,7 @@ class Engine extends Disposable with EventsEmittable<EngineEvent> {
} }
// wait for data channel to open (if not already) // wait for data channel to open (if not already)
if (publisherDataChannelState(packet.kind.toSDKType()) != if (_publisherDataChannelState(packet.kind.toSDKType()) !=
rtc.RTCDataChannelState.RTCDataChannelOpen) { rtc.RTCDataChannelState.RTCDataChannelOpen) {
logger.fine('Waiting for data channel ${reliability} to open...'); logger.fine('Waiting for data channel ${reliability} to open...');
await events.waitFor<PublisherDataChannelStateUpdatedEvent>( await events.waitFor<PublisherDataChannelStateUpdatedEvent>(
@@ -252,7 +244,7 @@ class Engine extends Disposable with EventsEmittable<EngineEvent> {
} }
// chose data channel // chose data channel
final rtc.RTCDataChannel? channel = publisherDataChannel(reliability); final rtc.RTCDataChannel? channel = _publisherDataChannel(reliability);
if (channel == null) { if (channel == null) {
throw UnexpectedStateException( throw UnexpectedStateException(
@@ -679,3 +671,14 @@ class Engine extends Disposable with EventsEmittable<EngineEvent> {
muted: event.muted, muted: event.muted,
))); )));
} }
extension EnginePrivateMethods on Engine {
// publisher data channel for the reliability
rtc.RTCDataChannel? _publisherDataChannel(Reliability reliability) =>
reliability == Reliability.reliable ? _reliableDCPub : _lossyDCPub;
// state of the publisher data channel
rtc.RTCDataChannelState _publisherDataChannelState(Reliability reliability) =>
_publisherDataChannel(reliability)?.state ??
rtc.RTCDataChannelState.RTCDataChannelClosed;
}