fake_presence_service.cc

// Copyright 2020 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "presence/fake_presence_service.h"

#include <memory>
#include <utility>
#include <vector>

#include "internal/interop/device_provider.h"
#include "internal/platform/borrowable.h"
#include "presence/fake_presence_client.h"

namespace nearby {
namespace presence {

FakePresenceService::FakePresenceService() = default;

std::unique_ptr<PresenceClient> FakePresenceService::CreatePresenceClient() {
  auto fake = std::make_unique<FakePresenceClient>();
  most_recent_fake_presence_client_ = fake.get();
  return std::move(fake);
}

// Not implemented.
absl::StatusOr<ScanSessionId> FakePresenceService::StartScan(
    ScanRequest scan_request, ScanCallback callback) {
  return absl::Status(absl::StatusCode::kCancelled,
                      "StartScan not implemented yet");
}

// Not implemented.
void FakePresenceService::StopScan(ScanSessionId session_id) {}

// Not implemented.
absl::StatusOr<BroadcastSessionId> FakePresenceService::StartBroadcast(
    BroadcastRequest broadcast_request, BroadcastCallback callback) {
  return absl::Status(absl::StatusCode::kCancelled,
                      "StartBroadcast not implemented yet");
}

// Not implemented.
void FakePresenceService::StopBroadcast(BroadcastSessionId session_id) {}

void FakePresenceService::UpdateDeviceIdentityMetaData(
    const ::nearby::internal::DeviceIdentityMetaData& metadata,
    bool regen_credentials,
    absl::string_view manager_app_id,
    const std::vector<nearby::internal::IdentityType>& identity_types,
    int credential_life_cycle_days, int contiguous_copy_of_credentials,
    GenerateCredentialsResultCallback credentials_generated_cb) {
  metadata_ = metadata;

  if (!regen_credentials) {
    // No need to call back on credentials_generated_cb.
    return;
  }

  if (gen_credentials_status_.ok()) {
    std::move(credentials_generated_cb.credentials_generated_cb)(
        shared_credentials_);
  } else {
    std::move(credentials_generated_cb.credentials_generated_cb)(
        gen_credentials_status_);
  }
}

NearbyDeviceProvider* FakePresenceService::GetLocalDeviceProvider() {
  return provider_;
}

void FakePresenceService::GetLocalPublicCredentials(
    const CredentialSelector& credential_selector,
    GetPublicCredentialsResultCallback callback) {
  if (get_public_credentials_status_.ok()) {
    std::move(callback.credentials_fetched_cb)(shared_credentials_);
    return;
  }

  std::move(callback.credentials_fetched_cb)(get_public_credentials_status_);
}

void FakePresenceService::UpdateRemotePublicCredentials(
    absl::string_view manager_app_id, absl::string_view account_name,
    const std::vector<nearby::internal::SharedCredential>& remote_public_creds,
    UpdateRemotePublicCredentialsCallback credentials_updated_cb) {
  if (update_remote_public_credentials_status_.ok()) {
    remote_shared_credentials_ = remote_public_creds;
  }

  std::move(credentials_updated_cb.credentials_updated_cb)(
      update_remote_public_credentials_status_);
}

}  // namespace presence
}  // namespace nearby