mirror of
https://github.com/kidfromjupiter/nearby.git
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80 lines
2.8 KiB
C++
80 lines
2.8 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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#ifndef THIRD_PARTY_NEARBY_PRESENCE_PRESENCE_DEVICE_H_
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#define THIRD_PARTY_NEARBY_PRESENCE_PRESENCE_DEVICE_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include "absl/time/time.h"
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#include "absl/types/variant.h"
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#include "internal/device.h"
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#include "internal/proto/device_metadata.pb.h"
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#include "presence/device_motion.h"
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namespace nearby {
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namespace presence {
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constexpr int kEndpointIdLength = 4;
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class PresenceDevice : public nearby::NearbyDevice {
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using DeviceMetadata = ::nearby::internal::DeviceMetadata;
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public:
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explicit PresenceDevice(DeviceMetadata metadata) noexcept;
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explicit PresenceDevice(DeviceMotion device_motion,
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DeviceMetadata metadata) noexcept;
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absl::string_view GetEndpointId() const override { return endpoint_id_; };
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void SetEndpointInfo(absl::string_view endpoint_info) {
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endpoint_info_ = std::string(endpoint_info);
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}
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absl::string_view GetEndpointInfo() const override { return endpoint_info_; }
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NearbyDevice::Type GetType() const override {
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return NearbyDevice::Type::kPresenceDevice;
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}
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// Add more medium ConnectionInfos as we introduce them.
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std::vector<nearby::ConnectionInfoVariant> GetConnectionInfos()
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const override;
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DeviceMotion GetDeviceMotion() const { return device_motion_; }
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DeviceMetadata GetMetadata() const { return device_metadata_; }
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absl::Time GetDiscoveryTimestamp() const { return discovery_timestamp_; }
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private:
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const absl::Time discovery_timestamp_;
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const DeviceMotion device_motion_;
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const DeviceMetadata device_metadata_;
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std::string endpoint_id_;
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std::string endpoint_info_;
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};
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// Timestamp is not used for equality since if the same device is discovered
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// twice, they will have different timestamps and thus will show up as two
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// different devices when they are the same device.
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inline bool operator==(const PresenceDevice& d1, const PresenceDevice& d2) {
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return d1.GetDeviceMotion() == d2.GetDeviceMotion() &&
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d1.GetMetadata().SerializeAsString() ==
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d2.GetMetadata().SerializeAsString();
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}
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inline bool operator!=(const PresenceDevice& d1, const PresenceDevice& d2) {
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return !(d1 == d2);
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}
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} // namespace presence
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} // namespace nearby
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#endif // THIRD_PARTY_NEARBY_PRESENCE_PRESENCE_DEVICE_H_
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