#include "memorycardsettingswidget.h"
#include "common/string_util.h"
#include "core/controller.h"
#include "core/settings.h"
#include "inputbindingwidgets.h"
#include "qthostinterface.h"
#include "qtutils.h"
#include "settingsdialog.h"
#include "settingwidgetbinder.h"
#include <QtCore/QUrl>
#include <QtWidgets/QFileDialog>
#include <QtWidgets/QLabel>

static constexpr char MEMORY_CARD_IMAGE_FILTER[] =
  QT_TRANSLATE_NOOP("MemoryCardSettingsWidget", "All Memory Card Types (*.mcd *.mcr *.mc)");

MemoryCardSettingsWidget::MemoryCardSettingsWidget(QtHostInterface* host_interface, QWidget* parent,
                                                   SettingsDialog* dialog)
  : QWidget(parent), m_host_interface(host_interface)
{
  createUi(dialog);
}

MemoryCardSettingsWidget::~MemoryCardSettingsWidget() = default;

void MemoryCardSettingsWidget::createUi(SettingsDialog* dialog)
{
  QVBoxLayout* layout = new QVBoxLayout(this);
  layout->setContentsMargins(0, 0, 0, 0);

  for (int i = 0; i < static_cast<int>(m_port_ui.size()); i++)
  {
    createPortSettingsUi(dialog, i, &m_port_ui[i]);
    layout->addWidget(m_port_ui[i].container);
  }

  {
    QGroupBox* box = new QGroupBox(tr("Shared Settings"), this);
    QVBoxLayout* box_layout = new QVBoxLayout(box);

    QCheckBox* playlist_title_as_game_title = new QCheckBox(tr("Use Single Card For Playlist"), box);
    SettingWidgetBinder::BindWidgetToBoolSetting(m_host_interface, playlist_title_as_game_title, "MemoryCards",
                                                 "UsePlaylistTitle", true);
    box_layout->addWidget(playlist_title_as_game_title);
    dialog->registerWidgetHelp(
      playlist_title_as_game_title, tr("Use Single Card For Playlist"), tr("Checked"),
      tr("When using a playlist (m3u) and per-game (title) memory cards, a single memory card "
         "will be used for all discs. If unchecked, a separate card will be used for each disc."));

    QHBoxLayout* note_layout = new QHBoxLayout();
    QLabel* note_label =
      new QLabel(tr("If one of the \"separate card per game\" memory card modes is chosen, these memory "
                    "cards will be saved to the memcards directory."),
                 box);
    note_label->setWordWrap(true);
    note_layout->addWidget(note_label, 1);

    QPushButton* open_memcards = new QPushButton(tr("Open..."), box);
    connect(open_memcards, &QPushButton::clicked, this, &MemoryCardSettingsWidget::onOpenMemCardsDirectoryClicked);
    note_layout->addWidget(open_memcards);
    box_layout->addLayout(note_layout);

    layout->addWidget(box);
  }

  layout->addStretch(1);

  setLayout(layout);
}

void MemoryCardSettingsWidget::createPortSettingsUi(SettingsDialog* dialog, int index, PortSettingsUI* ui)
{
  ui->container = new QGroupBox(tr("Memory Card %1").arg(index + 1), this);
  ui->layout = new QVBoxLayout(ui->container);

  ui->memory_card_type = new QComboBox(ui->container);
  for (int i = 0; i < static_cast<int>(MemoryCardType::Count); i++)
  {
    ui->memory_card_type->addItem(
      qApp->translate("MemoryCardType", Settings::GetMemoryCardTypeDisplayName(static_cast<MemoryCardType>(i))));
  }

  const MemoryCardType default_value = (index == 0) ? MemoryCardType::PerGameTitle : MemoryCardType::None;
  SettingWidgetBinder::BindWidgetToEnumSetting(
    m_host_interface, ui->memory_card_type, "MemoryCards", StringUtil::StdStringFromFormat("Card%dType", index + 1),
    &Settings::ParseMemoryCardTypeName, &Settings::GetMemoryCardTypeName, default_value);
  ui->layout->addWidget(new QLabel(tr("Memory Card Type:"), ui->container));
  ui->layout->addWidget(ui->memory_card_type);

  QHBoxLayout* memory_card_layout = new QHBoxLayout();
  ui->memory_card_path = new QLineEdit(ui->container);
  SettingWidgetBinder::BindWidgetToStringSetting(m_host_interface, ui->memory_card_path, "MemoryCards",
                                                 StringUtil::StdStringFromFormat("Card%dPath", index + 1));
  memory_card_layout->addWidget(ui->memory_card_path);

  QPushButton* memory_card_path_browse = new QPushButton(tr("Browse..."), ui->container);
  connect(memory_card_path_browse, &QPushButton::clicked, [this, index]() { onBrowseMemoryCardPathClicked(index); });
  memory_card_layout->addWidget(memory_card_path_browse);

  ui->layout->addWidget(new QLabel(tr("Shared Memory Card Path:"), ui->container));
  ui->layout->addLayout(memory_card_layout);

  ui->layout->addStretch(1);
}

void MemoryCardSettingsWidget::onBrowseMemoryCardPathClicked(int index)
{
  QString path = QDir::toNativeSeparators(QFileDialog::getOpenFileName(this, tr("Select path to memory card image"),
                                                                       QString(), tr(MEMORY_CARD_IMAGE_FILTER)));
  if (path.isEmpty())
    return;

  m_port_ui[index].memory_card_path->setText(path);
}

void MemoryCardSettingsWidget::onOpenMemCardsDirectoryClicked()
{
  QtUtils::OpenURL(this,
                   QUrl::fromLocalFile(m_host_interface->getUserDirectoryRelativePath(QStringLiteral("memcards"))));
}