mirror of
https://github.com/kidfromjupiter/nearby.git
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99 lines
3.1 KiB
C++
99 lines
3.1 KiB
C++
// Copyright 2023 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 "presence/presence_client_impl.h"
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#include <memory>
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#include <optional>
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#include <utility>
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#include "absl/status/status.h"
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#include "internal/platform/borrowable.h"
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#include "internal/platform/logging.h"
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#include "presence/presence_device.h"
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#include "presence/presence_service.h"
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namespace nearby {
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namespace presence {
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// static
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PresenceClientImpl::Factory* PresenceClientImpl::Factory::g_test_factory_ =
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nullptr;
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// static
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std::unique_ptr<PresenceClient> PresenceClientImpl::Factory::Create(
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BorrowablePresenceService service) {
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if (g_test_factory_) {
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return g_test_factory_->CreateInstance(service);
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}
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return absl::WrapUnique(new PresenceClientImpl(service));
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}
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// static
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void PresenceClientImpl::Factory::SetFactoryForTesting(
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Factory* g_test_factory) {
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g_test_factory_ = g_test_factory;
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}
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PresenceClientImpl::Factory::~Factory() = default;
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absl::StatusOr<ScanSessionId> PresenceClientImpl::StartScan(
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ScanRequest scan_request, ScanCallback callback) {
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::nearby::Borrowed<PresenceService*> borrowed = service_.Borrow();
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if (!borrowed) {
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return absl::FailedPreconditionError(
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"Can't start scan, presence service is gone");
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}
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return (*borrowed)->StartScan(scan_request, std::move(callback));
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}
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void PresenceClientImpl::StopScan(ScanSessionId id) {
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::nearby::Borrowed<PresenceService*> borrowed = service_.Borrow();
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if (borrowed) {
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(*borrowed)->StopScan(id);
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}
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}
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absl::StatusOr<BroadcastSessionId> PresenceClientImpl::StartBroadcast(
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BroadcastRequest broadcast_request, BroadcastCallback callback) {
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::nearby::Borrowed<PresenceService*> borrowed = service_.Borrow();
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if (!borrowed) {
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return absl::FailedPreconditionError(
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"Can't start broadcast, presence service is gone");
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}
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return (*borrowed)->StartBroadcast(broadcast_request, std::move(callback));
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}
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void PresenceClientImpl::StopBroadcast(BroadcastSessionId session_id) {
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::nearby::Borrowed<PresenceService*> borrowed = service_.Borrow();
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if (borrowed) {
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(*borrowed)->StopBroadcast(session_id);
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} else {
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VLOG(1) << "Session already finished, id: " << session_id;
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}
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}
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std::optional<PresenceDevice> PresenceClientImpl::GetLocalDevice() {
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::nearby::Borrowed<PresenceService*> borrowed = service_.Borrow();
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if (borrowed) {
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const PresenceDevice* device = static_cast<const PresenceDevice*>(
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(*borrowed)->GetLocalDeviceProvider()->GetLocalDevice());
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return PresenceDevice(*device);
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}
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return std::nullopt;
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}
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} // namespace presence
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} // namespace nearby
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