mirror of
https://github.com/kidfromjupiter/nearby.git
synced 2026-09-14 22:56:12 -04:00
97 lines
3.4 KiB
C++
97 lines
3.4 KiB
C++
// Copyright 2020 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "platform/impl/g3/webrtc.h"
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#include <memory>
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#include "platform/base/medium_environment.h"
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#include "webrtc/api/task_queue/default_task_queue_factory.h"
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namespace location {
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namespace nearby {
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namespace g3 {
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WebRtcSignalingMessenger::WebRtcSignalingMessenger(
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absl::string_view self_id, const connections::LocationHint& location_hint)
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: self_id_(self_id), location_hint_(location_hint) {}
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bool WebRtcSignalingMessenger::SendMessage(absl::string_view peer_id,
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const ByteArray& message) {
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auto& env = MediumEnvironment::Instance();
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env.SendWebRtcSignalingMessage(peer_id, message);
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return true;
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}
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bool WebRtcSignalingMessenger::StartReceivingMessages(
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OnSignalingMessageCallback on_message_callback,
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OnSignalingCompleteCallback on_complete_callback) {
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auto& env = MediumEnvironment::Instance();
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env.RegisterWebRtcSignalingMessenger(self_id_, on_message_callback,
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on_complete_callback);
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return true;
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}
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void WebRtcSignalingMessenger::StopReceivingMessages() {
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auto& env = MediumEnvironment::Instance();
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env.UnregisterWebRtcSignalingMessenger(self_id_);
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}
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WebRtcMedium::~WebRtcMedium() { single_thread_executor_.Shutdown(); }
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const std::string WebRtcMedium::GetDefaultCountryCode() { return "US"; }
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void WebRtcMedium::CreatePeerConnection(
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webrtc::PeerConnectionObserver* observer, PeerConnectionCallback callback) {
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auto& env = MediumEnvironment::Instance();
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if (!env.GetUseValidPeerConnection()) {
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callback(nullptr);
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return;
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}
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webrtc::PeerConnectionInterface::RTCConfiguration rtc_config;
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webrtc::PeerConnectionDependencies dependencies(observer);
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std::unique_ptr<rtc::Thread> signaling_thread = rtc::Thread::Create();
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signaling_thread->SetName("signaling_thread", nullptr);
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RTC_CHECK(signaling_thread->Start()) << "Failed to start thread";
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webrtc::PeerConnectionFactoryDependencies factory_dependencies;
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factory_dependencies.task_queue_factory =
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webrtc::CreateDefaultTaskQueueFactory();
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factory_dependencies.signaling_thread = signaling_thread.release();
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rtc::scoped_refptr<webrtc::PeerConnectionInterface> peer_connection =
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webrtc::CreateModularPeerConnectionFactory(
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std::move(factory_dependencies))
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->CreatePeerConnection(rtc_config, std::move(dependencies));
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single_thread_executor_.Execute(
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[&env, callback = std::move(callback),
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peer_connection = std::move(peer_connection)]() {
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absl::SleepFor(env.GetPeerConnectionLatency());
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callback(peer_connection);
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});
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}
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std::unique_ptr<api::WebRtcSignalingMessenger>
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WebRtcMedium::GetSignalingMessenger(
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absl::string_view self_id, const connections::LocationHint& location_hint) {
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return std::make_unique<WebRtcSignalingMessenger>(self_id, location_hint);
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}
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} // namespace g3
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} // namespace nearby
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} // namespace location
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