// SPDX-FileCopyrightText: 2019-2022 Connor McLaughlin <stenzek@gmail.com>
// SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)

#include "hotkeysettingswidget.h"
#include "controllersettingswindow.h"
#include "util/input_manager.h"
#include "inputbindingwidgets.h"
#include "qtutils.h"
#include "settingwidgetbinder.h"
#include <QtWidgets/QGridLayout>
#include <QtWidgets/QLabel>
#include <QtWidgets/QMessageBox>
#include <QtWidgets/QScrollArea>

HotkeySettingsWidget::HotkeySettingsWidget(QWidget* parent, ControllerSettingsWindow* dialog)
  : QWidget(parent), m_dialog(dialog)
{
  createUi();
}

HotkeySettingsWidget::~HotkeySettingsWidget() = default;

void HotkeySettingsWidget::createUi()
{
  QGridLayout* layout = new QGridLayout(this);
  layout->setContentsMargins(0, 0, 0, 0);

  m_scroll_area = new QScrollArea(this);
  m_container = new QWidget(m_scroll_area);
  m_layout = new QVBoxLayout(m_container);
  m_scroll_area->setWidget(m_container);
  m_scroll_area->setWidgetResizable(true);
  m_scroll_area->setBackgroundRole(QPalette::Base);

  createButtons();

  m_layout->addStretch(1);
  layout->addWidget(m_scroll_area, 0, 0, 1, 1);

  setLayout(layout);
}

void HotkeySettingsWidget::createButtons()
{
  const std::vector<const HotkeyInfo*> hotkeys(InputManager::GetHotkeyList());
  for (const HotkeyInfo* hotkey : hotkeys)
  {
    const QString category(qApp->translate("Hotkeys", hotkey->category));

    auto iter = m_categories.find(category);
    if (iter == m_categories.end())
    {
      QLabel* label = new QLabel(category, m_container);
      QFont label_font(label->font());
      label_font.setPointSizeF(14.0f);
      label->setFont(label_font);
      m_layout->addWidget(label);

      QLabel* line = new QLabel(m_container);
      line->setFrameShape(QFrame::HLine);
      line->setFixedHeight(4);
      m_layout->addWidget(line);

      QGridLayout* layout = new QGridLayout();
      layout->setContentsMargins(0, 0, 0, 0);
      m_layout->addLayout(layout);
      iter = m_categories.insert(category, layout);
    }

    QGridLayout* layout = *iter;
    const int target_row = layout->count() / 2;

    QLabel* label = new QLabel(qApp->translate("Hotkeys", hotkey->display_name), m_container);
    layout->addWidget(label, target_row, 0);

    InputBindingWidget* bind = new InputBindingWidget(m_container, m_dialog->getEditingSettingsInterface(),
                                                      InputBindingInfo::Type::Button, "Hotkeys", hotkey->name);
    bind->setMinimumWidth(300);
    layout->addWidget(bind, target_row, 1);
  }
}
