#include "devicewindow.h"
#include "metadatadialog.h"
#include "ui_devicewindow.h"

#include <QMessageBox>
#include <QStringBuilder>

DeviceWindow::DeviceWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::DeviceWindow)
    , model(new WidgetModel(this))
    , sortProxy(new QSortFilterProxyModel(this))
{
    // build the UI
    ui->setupUi(this);
    ui->menubar->setNativeMenuBar(false);   // workaround for poor Qt6 support in KDE 5

    // setup the model
    sortProxy->setSourceModel(model);
    ui->widgetView->setModel(sortProxy);
    ui->widgetView->setSortingEnabled(true);
    ui->widgetView->sortByColumn(WidgetModel::PortName, Qt::SortOrder::AscendingOrder);
    ui->widgetView->setColumnWidth(WidgetModel::Manufacturer, 128);
    ui->widgetView->setColumnWidth(WidgetModel::Description, 196);
    ui->widgetView->setColumnWidth(WidgetModel::SerialNumber, 96);

    // model connections
    connect(ui->widgetView->selectionModel(), &QItemSelectionModel::currentChanged,
            this, &DeviceWindow::selectionChanged);
    connect(model, &WidgetModel::dataChanged, this, [this](){
        auto selected = ui->widgetView->currentIndex();
        if (selected.isValid() && model->rowCount())
          ui->widgetView->selectRow(selected.row());
    });
    connect(ui->actionOpen, &QAction::triggered,
            this, [this]() {
                auto selected = ui->widgetView->currentIndex();
                if (selected.isValid())
                  selected.data(Qt::EditRole).value<DmxWidget*>()->open();
            });
    connect(ui->actionClose, &QAction::triggered,
            this, [this]() {
                auto selected = ui->widgetView->currentIndex();
                if (selected.isValid())
                    selected.data(Qt::EditRole).value<DmxWidget*>()->close();
            });
    connect(ui->actionDMX, &QAction::triggered,
            this, [this]() {
                auto selected = ui->widgetView->currentIndex();
                if (!selected.isValid())
                  return;
                openDmxWindow(selected);
            });
    connect(ui->actionRDM, &QAction::triggered,
            this, [this]() {
                auto selected = ui->widgetView->currentIndex();
                if (!selected.isValid())
                  return;
                /// \todo Add an action to monitor RDM.
            });
    connect(ui->actionParameter, &QAction::triggered,
            this, [this]() {
                auto selected = ui->widgetView->currentIndex();
                if (!selected.isValid())
                  return;
                MetadataDialog dlg(selected.data(Qt::EditRole).value<std::shared_ptr<DmxWidget>>().get(), this);
                dlg.exec();
            });
    connect(ui->actionUserData, &QAction::triggered,
            this, [this]() {
                auto selected = ui->widgetView->currentIndex();
                if (!selected.isValid())
                  return;
                /// \todo Add an action to manage user configuraion data.
            });
    connect(ui->actionFirmware, &QAction::triggered,
            this, [this]() {
                auto selected = ui->widgetView->currentIndex();
                if (!selected.isValid())
                  return;
                /// \todo Add a notice about firmware support.
            });

    // action connections
    connect(ui->actionRefreshList, &QAction::triggered, model, &WidgetModel::rescanPorts);
    connect(ui->actionRefreshList, &QAction::triggered, this, [this](){
        ui->widgetView->clearSelection();
        selectionChanged(QModelIndex(), QModelIndex());
    });
    connect(ui->actionAbout, &QAction::triggered,
            this, [this](){
                QString title = tr("About") % " " % qAppName();
                QString text = QApplication::organizationName() % "\n"
                   % "https://" % QApplication::organizationDomain() % "\n\n"
                   % QApplication::applicationName() % " is a demonstration of the capabilities "
                   % "of the DMX-USB-Pro driver implimentation in the OpenLCP protocol library."
                   % "\n\n" % "© 2023 Kevin Matz" % "\n\n"
                   % "Permission is hereby granted, free of charge, to any person obtaining a copy"
                   % "of this software and associated documentation files (the \"Software\"), "
                   % "to deal in the Software without restriction, including without limitation "
                   % "the rights to use, copy, modify, merge, publish, distribute, sublicense, "
                   % "and/or sell copies of the Software, and to permit persons to whom the "
                   % "Software is furnished to do so, subject to the following conditions:" % "\n\n"
                   % "The above copyright notice and this permission notice shall be included in "
                   % "all copies or substantial portions of the Software." % "\n\n"
                   % "THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR "
                   % "IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, "
                   % "FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE "
                   % "AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER "
                   % "LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING "
                   % "FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER "
                   % "DEALINGS IN THE SOFTWARE.";
                QMessageBox::about(this, title, text);
            });
    connect(ui->actionAbout_Qt, &QAction::triggered,
            this, [this](){QMessageBox::aboutQt(this);});
}


DeviceWindow::~DeviceWindow()
{
    qDeleteAll(inspectors_);
    delete ui;
}


void DeviceWindow::selectionChanged(const QModelIndex &current, const QModelIndex &previous)
{
  Q_UNUSED(previous)

  bool valid = false;
  bool connected = false;
  bool hasdmx = false;
  bool hasrdm = false;
  if (current.isValid())
  {
    auto index = model->index(current.row(), 0, current.parent());
    auto wdgt = index.data(Qt::EditRole).value<std::shared_ptr<DmxWidget>>();
    valid = true;
    connected = wdgt->isConnected();
    hasdmx = connected & wdgt->featureDMX();
    hasrdm = connected & wdgt->featureRDM();
  }

  ui->menuWidget->setEnabled(valid);
  ui->actionOpen->setEnabled(!connected);
  ui->actionClose->setEnabled(connected);
  ui->actionDMX->setEnabled(hasdmx);
  ui->actionRDM->setEnabled(hasrdm);
  ui->actionParameter->setEnabled(connected);
  ui->actionUserData->setEnabled(connected);
  ui->actionFirmware->setEnabled(false);
}


/**
 * @brief DeviceWindow::openDmxWindow
 * @param index
 */
void DeviceWindow::openDmxWindow(const QModelIndex &index)
{
  auto wdgt = index.data(Qt::EditRole).value<std::shared_ptr<DmxWidget>>();
  auto univ = std::static_pointer_cast<DMX::Universe>(wdgt);

  foreach (const auto & inspector, inspectors_)
    if (inspector->universe() == univ)
      return inspector->show();
  auto view = new UniverseWindow(nullptr, univ);
  inspectors_.insert(view);
  connect(view, &QObject::destroyed, this, [this, view]() {
      inspectors_.remove(view);
  });
  view->setWindowTitle(QString("%1 '%2'").arg(
                       wdgt->isEditable() ? tr("Editing") : tr("Viewing"),
                       wdgt->portName()));
  view->setAttribute(Qt::WA_DeleteOnClose, true);
  view->show();
}