/*
 * @file ApplicationCall.cpp
 * @author Robert Borzecki (robert.borzecki@mudita.com)
 * @date 1 lip 2019
 * @brief
 * @copyright Copyright (C) 2019 mudita.com
 * @details
 */
#include "ApplicationCall.hpp"
#include "Application.hpp"

#include "MessageType.hpp"
#include "data/CallSwitchData.hpp"
#include "log/log.hpp"
#include "time/time_conversion.hpp"
#include "windows/CallMainWindow.hpp"
#include "windows/CallWindow.hpp"
#include "windows/EmergencyCallWindow.hpp"
#include "windows/EnterNumberWindow.hpp"
#include <ticks.hpp>

#include "service-cellular/ServiceCellular.hpp"
#include "service-cellular/api/CellularServiceAPI.hpp"
#include "service-audio/api/AudioServiceAPI.hpp"

#include "service-appmgr/ApplicationManager.hpp"
#include <cassert>

namespace app {

    ApplicationCall::ApplicationCall(std::string name, std::string parent, bool startBackgound)
        : Application(name, parent, startBackgound, 4096 + 2048), timerCall(CreateAppTimer(1000, true, [=]() { timerCallCallback(); }))
    {
    }

    //  number of seconds after end call to siwtch back to previous application
    constexpr auto delayToSwitchToPreviousApp = 3;

    void ApplicationCall::timerCallCallback()
    {
        callDuration = utils::time::Timestamp().getTime() - callStartTime;

        auto it = windows.find(window::name_call);
        if (getCurrentWindow() == it->second)
        {
            auto callWindow = dynamic_cast<gui::CallWindow *>(getCurrentWindow());

            if (callWindow && callWindow->getState() == gui::CallWindow::State::CALL_IN_PROGRESS)
            {
                callWindow->updateDuration(callDuration);
                refreshWindow(gui::RefreshModes::GUI_REFRESH_FAST);
            }
        }

        // delayed switch to previous application
        if (callDuration >= callDelayedDuration)
        {
            stopCallTimer();
            sapm::ApplicationManager::messageSwitchPreviousApplication(this);
        }
}

void ApplicationCall::CallAbortHandler()
{
    gui::CallWindow *callWindow = dynamic_cast<gui::CallWindow *>(windows.find(window::name_call)->second);
    assert(callWindow != nullptr);

    LOG_INFO("---------------------------------CallAborted");
    AudioServiceAPI::Stop(this);
    callDelayedDuration = callDuration + delayToSwitchToPreviousApp;
    callWindow->setState(gui::CallWindow::State::CALL_ENDED);
    refreshWindow(gui::RefreshModes::GUI_REFRESH_DEEP);
}

void ApplicationCall::CallActiveHandler()
{
    gui::CallWindow *callWindow = dynamic_cast<gui::CallWindow *>(windows.find(window::name_call)->second);
    assert(callWindow != nullptr);

    runCallTimer();

    LOG_INFO("---------------------------------CallActive");
    callWindow->setState(gui::CallWindow::State::CALL_IN_PROGRESS);
    refreshWindow(gui::RefreshModes::GUI_REFRESH_DEEP);
}

void ApplicationCall::IncomingCallHandler(const CellularNotificationMessage *const msg)
{
    gui::CallWindow *callWindow = dynamic_cast<gui::CallWindow *>(windows.find(window::name_call)->second);
    assert(callWindow != nullptr);

    LOG_INFO("---------------------------------IncomingCall");
    if (callWindow->getState() == gui::CallWindow::State::INCOMING_CALL)
    {
        LOG_INFO("ignoring call incoming");
    }
    else
    {
        AudioServiceAPI::RoutingStart(this);
        std::unique_ptr<gui::SwitchData> data = std::make_unique<app::IncommingCallData>(msg->data);
        // send to itself message to switch (run) call application
        callWindow->setState(gui::CallWindow::State::INCOMING_CALL);
        if (getState() == State::ACTIVE_FORGROUND)
        {
            LOG_INFO("++++++++++++WINDOW SWITCH");
            switchWindow(window::name_call, std::move(data));
        }
        else
        {
            LOG_INFO("++++++++++++APP SWITCH");

            sapm::ApplicationManager::messageSwitchApplication(this, name_call, window::name_call, std::move(data));
        }
    }
}

void ApplicationCall::RingingHandler(const CellularNotificationMessage *const msg)
{
    gui::CallWindow *callWindow = dynamic_cast<gui::CallWindow *>(windows.find(window::name_call)->second);
    assert(callWindow != nullptr);

    LOG_INFO("---------------------------------Ringing");
    AudioServiceAPI::RoutingStart(this);

    std::unique_ptr<gui::SwitchData> data = std::make_unique<app::ExecuteCallData>(msg->data);
    callWindow->setState(gui::CallWindow::State::OUTGOING_CALL);
    if (getState() == State::ACTIVE_FORGROUND)
    {
        switchWindow(window::name_call, std::move(data));
    }
}

// Invoked upon receiving data message
sys::Message_t ApplicationCall::DataReceivedHandler(sys::DataMessage* msgl,sys::ResponseMessage* resp) {

	auto retMsg = Application::DataReceivedHandler(msgl);
	//if message was handled by application's template there is no need to process further.
	if( (reinterpret_cast<sys::ResponseMessage*>( retMsg.get() )->retCode ==
		sys::ReturnCodes::Success ) ){
		return retMsg;
	}

    if (msgl->messageType == MessageType::CellularNotification)
    {
        CellularNotificationMessage *msg = dynamic_cast<CellularNotificationMessage *>(msgl);
        assert(msg != nullptr);

        switch (msg->type)
        {
        case CellularNotificationMessage::Type::CallAborted: {
            CallAbortHandler();
        }
        break;
        case CellularNotificationMessage::Type::CallActive: {
            CallActiveHandler();
        }
        break;
        case CellularNotificationMessage::Type::IncomingCall: {
            IncomingCallHandler(msg);
        }
        break;
        case CellularNotificationMessage::Type::Ringing: {
            RingingHandler(msg);
        }
        break;
        default:
            break;
        }

        return std::make_shared<sys::ResponseMessage>();
    }

    if (resp != nullptr)
    {
        switch (resp->responseTo)
        {
        case MessageType::CellularHangupCall: {
            if (resp->retCode == sys::ReturnCodes::Success)
            {
                CallAbortHandler();
            }
            break;
        }
        default:
            break;
        }

        return std::make_shared<sys::ResponseMessage>();
    }

    return std::make_shared<sys::ResponseMessage>(sys::ReturnCodes::Unresolved);
}

// Invoked during initialization
sys::ReturnCodes ApplicationCall::InitHandler() {

	auto ret = Application::InitHandler();
	if( ret != sys::ReturnCodes::Success )
		return ret;

	createUserInterface();

	setActiveWindow("MainWindow");

	return ret;
}

sys::ReturnCodes ApplicationCall::DeinitHandler() {
	return sys::ReturnCodes::Success;
}


void ApplicationCall::createUserInterface() {

	gui::AppWindow* window = nullptr;

	window = new gui::CallMainWindow(this);
	windows.insert(std::pair<std::string,gui::AppWindow*>(window->getName(), window));

	window = new gui::EnterNumberWindow(this);
	windows.insert(std::pair<std::string,gui::AppWindow*>(window->getName(), window));

	window = new gui::CallWindow(this);
	windows.insert(std::pair<std::string,gui::AppWindow*>(window->getName(), window));

	window = new gui::EmergencyCallWindow(this);
	windows.insert(std::pair<std::string,gui::AppWindow*>(window->getName(), window));
}

void ApplicationCall::setDisplayedNumber( std::string num ) {
	phoneNumber = num;
}

const std::string& ApplicationCall::getDisplayedNumber() {
	return phoneNumber;
}

void ApplicationCall::runCallTimer() {
    callStartTime = utils::time::Timestamp().getTime();
    callDuration = std::numeric_limits<time_t>::min();
    callDelayedDuration = std::numeric_limits<time_t>::max();
    timerCall.restart();
}

void ApplicationCall::stopCallTimer()
{
    callStartTime = std::numeric_limits<time_t>::max();
    callDuration = std::numeric_limits<time_t>::min();
    callDelayedDuration = std::numeric_limits<time_t>::max();
    timerCall.stop();
}

void ApplicationCall::destroyUserInterface() {
}

} /* namespace gui */