/*
*  This file is part of openauto project.
*  Copyright (C) 2018 f1x.studio (Michal Szwaj)
*
*  openauto is free software: you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
*  the Free Software Foundation; either version 3 of the License, or
*  (at your option) any later version.

*  openauto is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*  GNU General Public License for more details.
*
*  You should have received a copy of the GNU General Public License
*  along with openauto. If not, see <http://www.gnu.org/licenses/>.
*/

#include <f1x/openauto/Common/Log.hpp>
#include <f1x/openauto/autoapp/Projection/BluetoothService.hpp>

namespace f1x
{
namespace openauto
{
namespace autoapp
{
namespace projection
{

BluetoothService::BluetoothService(boost::asio::io_service& ioService, aasdk::messenger::IMessenger::Pointer messenger, IBluetoothDevice::Pointer bluetoothDevice)
    : strand_(ioService)
    , channel_(std::make_shared<aasdk::channel::bluetooth::BluetoothServiceChannel>(strand_, std::move(messenger)))
    , bluetoothDevice_(std::move(bluetoothDevice))
{

}

void BluetoothService::start()
{
    strand_.dispatch([this, self = this->shared_from_this()]() {
        OPENAUTO_LOG(info) << "[BluetoothService] start.";
        channel_->receive(this->shared_from_this());
    });
}

void BluetoothService::stop()
{
    strand_.dispatch([this, self = this->shared_from_this()]() {
        OPENAUTO_LOG(info) << "[BluetoothService] stop.";
        bluetoothDevice_->stop();
    });
}

void BluetoothService::fillFeatures(aasdk::proto::messages::ServiceDiscoveryResponse& response)
{
    OPENAUTO_LOG(info) << "[BluetoothService] fill features";

    if(bluetoothDevice_->isAvailable())
    {
        OPENAUTO_LOG(info) << "[BluetoothService] sending local adapter adress: " << bluetoothDevice_->getLocalAddress();

        auto* channelDescriptor = response.add_channels();
        channelDescriptor->set_channel_id(static_cast<uint32_t>(channel_->getId()));
        auto bluetoothChannel = channelDescriptor->mutable_bluetooth_channel();
        bluetoothChannel->set_adapter_address(bluetoothDevice_->getLocalAddress());
    }
}

void BluetoothService::onChannelOpenRequest(const aasdk::proto::messages::ChannelOpenRequest& request)
{
    OPENAUTO_LOG(info) << "[BluetoothService] open request, priority: " << request.priority();
    const aasdk::proto::enums::Status::Enum status = aasdk::proto::enums::Status::OK;
    OPENAUTO_LOG(info) << "[BluetoothService] open status: " << status;

    aasdk::proto::messages::ChannelOpenResponse response;
    response.set_status(status);

    auto promise = aasdk::channel::SendPromise::defer(strand_);
    promise->then([]() {}, std::bind(&BluetoothService::onChannelError, this->shared_from_this(), std::placeholders::_1));
    channel_->sendChannelOpenResponse(response, std::move(promise));

    channel_->receive(this->shared_from_this());
}

void BluetoothService::onBluetoothPairingRequest(const aasdk::proto::messages::BluetoothPairingRequest& request)
{
    OPENAUTO_LOG(info) << "[BluetoothService] pairing request, address: " << request.phone_address();

    aasdk::proto::messages::BluetoothPairingResponse response;

    const auto isPaired = bluetoothDevice_->isPaired(request.phone_address());
    response.set_already_paired(isPaired);
    response.set_status(isPaired ? aasdk::proto::enums::BluetoothPairingStatus::OK : aasdk::proto::enums::BluetoothPairingStatus::FAIL);

    auto promise = aasdk::channel::SendPromise::defer(strand_);
    promise->then([]() {}, std::bind(&BluetoothService::onChannelError, this->shared_from_this(), std::placeholders::_1));
    channel_->sendBluetoothPairingResponse(response, std::move(promise));

    channel_->receive(this->shared_from_this());
}

void BluetoothService::onChannelError(const aasdk::error::Error& e)
{
    OPENAUTO_LOG(error) << "[BluetoothService] channel error: " << e.what();
}

}
}
}
}