#include "nglstandardbutton.h"
#include <QtWidgets/QMenu>
#include <QtCore/QEvent>
#include <QtGui/QAction>
#include <QtGui/QKeySequence>

NGLStandardButton::NGLStandardButton(QWidget *parent)
  : NGLStandardButton(NoButton, parent)
{}

NGLStandardButton::NGLStandardButton(StandardButton type, QWidget *parent)
  : QPushButton(parent)
  , m_type(type)
  , m_layoutPriority(-1)
{
  init();
}

void NGLStandardButton::init()
{
  setType(m_type);
}

NGLStandardButton::StandardButton NGLStandardButton::type() const
{
  return m_type;
}

void NGLStandardButton::setType(StandardButton t)
{
  m_type = t;
  qDeleteAll(m_actionList);
  m_actionList.clear();
  const char *iconName = nullptr;
  QString text;
  QString actionText;
  QKeySequence key;
  const char *objectName = nullptr;
  switch (t)
  {
  case Ok:
    iconName = ":icons/png/ok.png";
    text = tr("&Ok");
    objectName = "btnOk";
    break;
  case Send:
    iconName = ":icons/svg/messages.svg";
    text = tr("&Send");
    key = QKeySequence(Qt::CTRL | Qt::Key_Return);
    objectName = "btnSend";
    break;
  case New:
    iconName = ":icons/png/messages_new.png";
    text = tr("&New");
    key = QKeySequence::New;
    objectName = "btnNew";
    break;
  case Delete:
    iconName = ":icons/png/deleteall.png";
    text = tr("&Delete");
    key = QKeySequence::Delete;
    objectName = "btnDelete";
    break;
  case Save:
    iconName = ":icons/png/save.png";
    text = tr("Sa&ve");
    key = QKeySequence::Save;
    objectName = "btnSave";
    break;
  case Open:
    iconName = ":icons/png/address_book.png";
    text = tr("&Open");
    key = QKeySequence::Open;
    objectName = "btnOpen";
    break;
  case Yes:
    iconName = ":icons/png/ok.png";
    text = tr("&Yes");
    objectName = "btnYes";
    break;
  case No:
    iconName = ":icons/png/delete.png";
    text = tr("&No");
    objectName = "btnNo";
    break;
  case Close:
    iconName = ":icons/png/delete_exercise.png";
    text = tr("&Close");
    objectName = "btnClose";
    break;
  case Cancel:
    iconName = ":icons/png/delete_exercise.png";
    text = tr("&Cancel");
    objectName = "btnCancel";
    break;
  case Help:
    iconName = ":icons/svg/ueb_index.svg";
    text = QString();
    actionText = tr("Help");
    setMaximumWidth(sizeHint().height());
    key = QKeySequence::HelpContents;
    objectName = "btnHelp";
    break;
  case Apply:
    iconName = ":icons/png/ok.png";
    text = tr("&Apply");
    objectName = "btnApply";
    break;
  case Reset:
    iconName = ":icons/png/undo_act.png";
    text = tr("Re&set");
    objectName = "btnReset";
    break;
  case Print:
    iconName = ":icons/png/printer.png";
    text = QString();
    actionText = tr("Print");
    setMaximumWidth(sizeHint().height());
    key = QKeySequence::Print;
    objectName = "btnPrint";
    break;
  case Add:
    iconName = ":icons/png/add.png";
    text = tr("A&dd");
    objectName = "btnAdd";
    break;
  case Remove:
    iconName = ":icons/png/remove.png";
    text = tr("Re&move");
    objectName = "btnRemove";
    break;
  case Edit:
    iconName = ":icons/png/rename_exercise.png";
    text = tr("&Edit");
    objectName = "btnEdit";
    break;
  case Modify:
    iconName = ":icons/png/ok.png";
    text = tr("Modify");
    objectName = "btnModify";
    break;
  case Hide:
    iconName = ":icons/png/ok.png";
    text = tr("Hide");
    objectName = "btnHide";
    break;
  case Download:
    iconName = ":icons/png/download.png";
    text = tr("Download");
    objectName = "btnDownload";
    break;
  case Library:
  {
    iconName = ":icons/png/address_book.png";
    text.clear();
    setMaximumWidth(minimumSizeHint().width() * 4 / 5);
    QMenu *menu = new QMenu(this);
    setMenu(menu);

    QAction *actionImport = menu->addAction(QIcon(QLatin1String(":icons/svg/import_docs.svg")), tr("Import from library"));
    actionImport->setObjectName(QLatin1String("actionImport"));
    connect(actionImport, &QAction::triggered,
            this, QOverload<bool>::of(&QAbstractButton::clicked), Qt::QueuedConnection);
    m_actionList += actionImport;

    QAction *actionExport = menu->addAction(QIcon(QLatin1String(":icons/svg/export_docs.svg")), tr("Export to library"));
    actionExport->setObjectName(QLatin1String("actionExport"));
    connect(actionExport, &QAction::triggered,
            this, QOverload<bool>::of(&QAbstractButton::clicked), Qt::QueuedConnection);
    m_actionList += actionExport;

    objectName = "btnLibrary";
    break;
  }
  case Show:
  {
    iconName = ":icons/png/preview.png";
    text = tr("Show");
    objectName = "btnShow";
    break;
  }
  case ZoomIn:
  {
    iconName = ":icons/png/zoom_in.png";
    text.clear();
    objectName = "btnZoomIn";
    break;
  }
  case ZoomOut:
  {
    iconName = ":icons/png/zoom_out.png";
    text.clear();
    objectName = "btnZoomOut";
    break;
  }
  default:
    text = QLatin1String("ButtonText");
    break;
  };
  if (!m_defaultText.isEmpty())
    text = tr(m_defaultText.constData());
  if (!m_defaultToolTip.isEmpty())
  {
    QString toolTip = tr(m_defaultToolTip.constData());
    setToolTip(toolTip);
  }
  if (iconName)
    setIcon(QIcon(QString::fromLatin1(iconName)));
  setText(text);
  if (!key.isEmpty())
    setShortcut(key);
  if (objectName)
    setObjectName(QString::fromUtf8(objectName));

  if (m_actionList.isEmpty())
  {
    QAction *action = new QAction(this);
    action->setText(text.isEmpty() ? actionText : text);
    action->setIcon(icon());
    action->setEnabled(isEnabled());
    action->setToolTip(toolTip());
    action->setWhatsThis(whatsThis());
    connect(action, &QAction::triggered, this,
            QOverload<bool>::of(&QAbstractButton::clicked), Qt::QueuedConnection);
    m_actionList += action;
  }
}

void NGLStandardButton::setLayoutPriority(qint32 priority)
{
  m_layoutPriority = priority;
}

qint32 NGLStandardButton::layoutPriority() const
{
  

  if (m_layoutPriority >= 0)
    return m_layoutPriority;
  switch (m_type)
  {
  case Close:
    return 10;
  case Cancel:
    return 11;
  case Apply:
    return 13;
  case Ok:
    return 15;
  case No:
    return 31;
  case Yes:
    return 32;
  case ZoomIn:
    return 36;
  case ZoomOut:
    return 37;
  case Show:
    return 38;
  case Download:
    return 44;
  case Save:
    return 45;
  case Open:
    return 47;
  case Reset:
    return 50;
  case Send:
    return 50;
  case Modify:
    return 51;
  case Hide:
    return 52;
  case Delete:
    return 55;
  case Remove:
    return 56;
  case New:
    return 60;
  case Add:
    return 61;
  case Edit:
    return 63;
  case Library:
    return 105;
  case Print:
    return 110;
  case Help:
    return 120;
  default:
    break;
  };
  return 50;
}

void NGLStandardButton::changeEvent(QEvent *e)
{
  switch (e->type())
  {
  case QEvent::LanguageChange:
    setType(m_type);
    break;
  case QEvent::EnabledChange:
  {
    QAction *a = findChild<QAction *>();
    if (a)
      a->setEnabled(isEnabled());
    break;
  }
  default:
    break;
  }
  QPushButton::changeEvent(e);
}

QList<QAction *> NGLStandardButton::actions() const
{
  return m_actionList;
}

void NGLStandardButton::setDefaultText(const char *text)
{
  m_defaultText = QByteArray(text);
  if (!m_defaultText.isEmpty())
    setText(tr(m_defaultText.constData()));
}

void NGLStandardButton::setDefaultToolTip(const char *toolTip)
{
  m_defaultToolTip = QByteArray(toolTip);
  if (!m_defaultToolTip.isEmpty())
    setToolTip(tr(m_defaultToolTip.constData()));
}