#include "universewindow.h"
#include "ui_universewindow.h"
#include "universemodel.h"
#include "statusindicatorwidget.h"

#include <QActionGroup>
#include <QComboBox>
#include <QLabel>
#include <QMetaEnum>

/**
 * @brief UniverseWindow::UniverseWindow
 * @param parent
 */
UniverseWindow::UniverseWindow(QWidget *parent, QSacnUniverse *universe)
  : QMainWindow(parent)
  , ui(new Ui::UniverseWindow())
  , mUniverse(universe)
{
  ui->setupUi(this);

  auto model = new UniverseModel(this, universe->get());
  ui->tableView->setModel(model);

  // update the status bar whenever the universe refreshes
  connect(model, &UniverseModel::dataChanged, this, [this]() {
      update_status_();
  });

  // add data format combobox to toolbar
  auto formatLabel = new QLabel(ui->toolBarDMX);
  ui->toolBarDMX->addWidget(formatLabel);
  formatLabel->setText(tr("Data Format") + ": ");

  auto dataModes = new QComboBox(ui->toolBarDMX);
  ui->toolBarDMX->addWidget(dataModes);
  const QMetaEnum types = QMetaEnum::fromType<UniverseModel::data_modes>();
  for (int i=0; i < types.keyCount(); ++i)
    dataModes->addItem(types.key(i));

  auto formatGroup = new QActionGroup(ui->centralwidget);
  formatGroup->addAction(ui->actionViewDecimal);
  formatGroup->addAction(ui->actionViewHex);
  formatGroup->addAction(ui->actionViewPercent);

  connect(dataModes, &QComboBox::currentTextChanged,
          this, [this, model, types, formatGroup](QString mode) {
      auto data_mode = static_cast<UniverseModel::data_modes>(types.keyToValue(mode.toLocal8Bit()));
      model->setDataMode(data_mode);
      formatGroup->blockSignals(true);
      switch (data_mode) {
      case UniverseModel::Decimal:
          ui->actionViewDecimal->setChecked(true);
          break;
      case UniverseModel::Hex:
          ui->actionViewHex->setChecked(true);
          break;
      case UniverseModel::Percent:
          ui->actionViewPercent->setChecked(true);
          break;
      default:
          break;
      }
      formatGroup->blockSignals(false);
  });
  connect(ui->actionViewDecimal, &QAction::toggled, this, [dataModes](bool state) {
      if (state)
          dataModes->setCurrentIndex((int)UniverseModel::Decimal);
  });
  connect(ui->actionViewHex, &QAction::toggled, this, [dataModes](bool state) {
      if (state)
          dataModes->setCurrentIndex((int)UniverseModel::Hex);
  });
  connect(ui->actionViewPercent, &QAction::toggled, this, [dataModes](bool state) {
      if (state)
          dataModes->setCurrentIndex((int)UniverseModel::Percent);
  });

  // status indicator
  auto indicator = new StatusIndicatorWidget(this, mUniverse->get());
  ui->statusbar->addPermanentWidget(indicator);

  update_status_();
}


/**
 * @brief UniverseWindow::~UniverseWindow
 */
UniverseWindow::~UniverseWindow()
{
    delete ui;
}


/**
 * @brief UniverseWindow::updateStatusBar
 */
void UniverseWindow::update_status_()
{
  // window title
  this->setWindowTitle(QString("%1 '%2' : "+tr("Universe")+" %3").arg(
        mUniverse->isEditable() ? tr("Editing") : tr("Viewing"),
        mUniverse->sourceName(),
        QString::number(mUniverse->number())));

  if (!mUniverse->isEditable())
    {
      // status bar
      ui->statusbar->clearMessage();
      QString message = QString("%1 " + tr("Hz")).arg(
            QString::number(mUniverse->rxRate()));
      ui->statusbar->showMessage(message, 2500);
    }
}