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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/proximity_auth/throttled_bluetooth_connection_finder.h"
#include <utility>
#include "base/bind.h"
#include "base/location.h"
#include "base/task_runner.h"
#include "base/time/time.h"
#include "components/cryptauth/bluetooth_throttler.h"
#include "components/cryptauth/connection.h"
#include "components/proximity_auth/bluetooth_connection_finder.h"
namespace proximity_auth {
ThrottledBluetoothConnectionFinder::ThrottledBluetoothConnectionFinder(
std::unique_ptr<BluetoothConnectionFinder> connection_finder,
scoped_refptr<base::TaskRunner> task_runner,
cryptauth::BluetoothThrottler* throttler)
: connection_finder_(std::move(connection_finder)),
task_runner_(task_runner),
throttler_(throttler),
weak_ptr_factory_(this) {}
ThrottledBluetoothConnectionFinder::~ThrottledBluetoothConnectionFinder() {
}
void ThrottledBluetoothConnectionFinder::Find(
const cryptauth::ConnectionFinder::ConnectionCallback&
connection_callback) {
const base::TimeDelta delay = throttler_->GetDelay();
// Wait, if needed.
if (!delay.is_zero()) {
task_runner_->PostDelayedTask(
FROM_HERE,
base::Bind(&ThrottledBluetoothConnectionFinder::Find,
weak_ptr_factory_.GetWeakPtr(), connection_callback),
delay);
return;
}
connection_finder_->Find(
base::Bind(&ThrottledBluetoothConnectionFinder::OnConnection,
weak_ptr_factory_.GetWeakPtr(), connection_callback));
}
void ThrottledBluetoothConnectionFinder::OnConnection(
const cryptauth::ConnectionFinder::ConnectionCallback& connection_callback,
std::unique_ptr<cryptauth::Connection> connection) {
throttler_->OnConnection(connection.get());
connection_callback.Run(std::move(connection));
}
} // namespace proximity_auth
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