/**
 ******************************************************************************
 *
 * @file       smartsavebutton.cpp
 * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
 * @addtogroup GCSPlugins GCS Plugins
 * @{
 * @addtogroup UAVObjectWidgetUtils Plugin
 * @{
 * @brief Utility plugin for UAVObject to Widget relation management
 *****************************************************************************/
/*
 * This program 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.
 *
 * This program 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 this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
#include "smartsavebutton.h"

smartSaveButton::smartSaveButton()
{}

void smartSaveButton::addButtons(QPushButton *save, QPushButton *apply)
{
    buttonList.insert(save, save_button);
    buttonList.insert(apply, apply_button);
    connect(save, SIGNAL(clicked()), this, SLOT(processClick()));
    connect(apply, SIGNAL(clicked()), this, SLOT(processClick()));
}
void smartSaveButton::addApplyButton(QPushButton *apply)
{
    buttonList.insert(apply, apply_button);
    connect(apply, SIGNAL(clicked()), this, SLOT(processClick()));
}
void smartSaveButton::addSaveButton(QPushButton *save)
{
    buttonList.insert(save, save_button);
    connect(save, SIGNAL(clicked()), this, SLOT(processClick()));
}
void smartSaveButton::processClick()
{
    emit beginOp();
    bool save = false;
    QPushButton *button = qobject_cast<QPushButton *>(sender());

    if (!button) {
        return;
    }
    if (buttonList.value(button) == save_button) {
        save = true;
    }
    processOperation(button, save);
}

void smartSaveButton::processOperation(QPushButton *button, bool save)
{
    emit preProcessOperations();

    if (button) {
        button->setEnabled(false);
        button->setIcon(QIcon(":/uploader/images/system-run.svg"));
    }
    QTimer timer;
    timer.setSingleShot(true);
    bool error = false;
    ExtensionSystem::PluginManager *pm = ExtensionSystem::PluginManager::instance();
    UAVObjectUtilManager *utilMngr     = pm->getObject<UAVObjectUtilManager>();
    foreach(UAVDataObject * obj, objects) {
        UAVObject::Metadata mdata = obj->getMetadata();

        if (UAVObject::GetGcsAccess(mdata) == UAVObject::ACCESS_READONLY) {
            continue;
        }
        up_result = false;
        current_object = obj;
        for (int i = 0; i < 3; ++i) {
            qDebug() << "SMARTSAVEBUTTON" << "Upload try number" << i << "Object" << obj->getName();
            connect(obj, SIGNAL(transactionCompleted(UAVObject *, bool)), this, SLOT(transaction_finished(UAVObject *, bool)));
            connect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
            obj->updated();
            timer.start(3000);
            // qDebug()<<"begin loop";
            loop.exec();
            if (timer.isActive()) {
                qDebug() << "SMARTSAVEBUTTON" << "Upload did not timeout" << i << "Object" << obj->getName();
            } else {
                qDebug() << "SMARTSAVEBUTTON" << "Upload TIMEOUT" << i << "Object" << obj->getName();
            }
            timer.stop();
            disconnect(obj, SIGNAL(transactionCompleted(UAVObject *, bool)), this, SLOT(transaction_finished(UAVObject *, bool)));
            disconnect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
            if (up_result) {
                break;
            }
        }
        if (up_result == false) {
            qDebug() << "SMARTSAVEBUTTON" << "Object upload error:" << obj->getName();
            error = true;
            continue;
        }
        sv_result = false;
        current_objectID = obj->getObjID();
        if (save && (obj->isSettings())) {
            for (int i = 0; i < 3; ++i) {
                qDebug() << "SMARTSAVEBUTTON" << "Save try number" << i << "Object" << obj->getName();
                connect(utilMngr, SIGNAL(saveCompleted(int, bool)), this, SLOT(saving_finished(int, bool)));
                connect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
                utilMngr->saveObjectToSD(obj);
                timer.start(3000);
                loop.exec();
                if (timer.isActive()) {
                    qDebug() << "SMARTSAVEBUTTON" << "Saving did not timeout" << i << "Object" << obj->getName();
                } else {
                    qDebug() << "SMARTSAVEBUTTON" << "Saving TIMEOUT" << i << "Object" << obj->getName();
                }
                timer.stop();
                disconnect(utilMngr, SIGNAL(saveCompleted(int, bool)), this, SLOT(saving_finished(int, bool)));
                disconnect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
                if (sv_result) {
                    break;
                }
            }
            if (sv_result == false) {
                qDebug() << "SMARTSAVEBUTTON" << "failed to save:" << obj->getName();
                error = true;
            }
        }
    }
    if (button) {
        button->setEnabled(true);
    }
    if (!error) {
        if (button) {
            button->setIcon(QIcon(":/uploader/images/dialog-apply.svg"));
        }
        emit saveSuccessfull();
    } else {
        if (button) {
            button->setIcon(QIcon(":/uploader/images/process-stop.svg"));
        }
    }
    emit endOp();
}

void smartSaveButton::setObjects(QList<UAVDataObject *> list)
{
    objects = list;
}

void smartSaveButton::addObject(UAVDataObject *obj)
{
    Q_ASSERT(obj);
    if (!objects.contains(obj)) {
        objects.append(obj);
    }
}
void smartSaveButton::removeObject(UAVDataObject *obj)
{
    if (objects.contains(obj)) {
        objects.removeAll(obj);
    }
}
void smartSaveButton::removeAllObjects()
{
    objects.clear();
}
void smartSaveButton::clearObjects()
{
    objects.clear();
}
void smartSaveButton::transaction_finished(UAVObject *obj, bool result)
{
    if (current_object == obj) {
        up_result = result;
        loop.quit();
    }
}

void smartSaveButton::saving_finished(int id, bool result)
{
    if (id == current_objectID) {
        sv_result = result;
        // qDebug()<<"saving_finished result="<<result;
        loop.quit();
    }
}

void smartSaveButton::enableControls(bool value)
{
    foreach(QPushButton * button, buttonList.keys())
    button->setEnabled(value);
}

void smartSaveButton::resetIcons()
{
    foreach(QPushButton * button, buttonList.keys())
    button->setIcon(QIcon());
}

void smartSaveButton::apply()
{
    processOperation(NULL, false);
}

void smartSaveButton::save()
{
    processOperation(NULL, true);
}