#include "lts_notification_box.h"
#include "ui_lts_notification_box.h"

#include <QPainter>
#include <QLinearGradient>
#include <QColor>
#include <QGraphicsDropShadowEffect>
#include <QStyleOption>
#include <QStyle>
#ifdef NOTIBOX_DEBUG
#include <QDebug>
#endif


namespace LtsWidgets
{
const int LtsNotificationBox::margin = 14;

LtsNotificationBox::LtsNotificationBox(QWidget *parent)
  : QWidget(parent)
  , m_ui(new Ui::NotiBox)
{
  m_ui->setupUi(this);
  m_ui->lblText->setText({});

  connect(m_ui->lblText, &QLabel::linkActivated,
          this, [this](const QString &link)
  {
    emit signalLinkClicked(link);
  });

  connect(m_ui->tbClose, &QToolButton::clicked,
          this, &LtsNotificationBox::signalClose);
  connect(m_ui->tbAck, &QToolButton::clicked,
          this, &LtsNotificationBox::signalAck);

  setObjectName(QStringLiteral("NotiBox"));

  QGraphicsDropShadowEffect *shadow = new QGraphicsDropShadowEffect(this);
  shadow->setOffset(0, 0);
  shadow->setBlurRadius(margin*2);
  shadow->setColor(QColor(25, 25, 25));

  setGraphicsEffect(shadow);
}


void LtsNotificationBox::message(const QString &title, const QString &text, MessageType type)
{
  static QString rgbBaseString(QStringLiteral("%1, %2, %3"));
  static QString closeDefault(QStringLiteral("close.svg"));
  static QString closeDark(QStringLiteral("close_dark.svg"));
  static QString ackDefault(QStringLiteral("ack.svg"));
  static QString ackDark(QStringLiteral("ack_dark.svg"));
  static QString lightTextColor(QStringLiteral("fbfbfb"));
  static QString darkTextColor(QStringLiteral("2c3642"));

  static QColor errorStart(254, 45, 102);
  static QColor errorEnd(255, 92, 61);

  static QColor successStart(43, 167, 70);
  static QColor successEnd(130, 180, 45);

  static QColor infoStart(74, 74, 74);
  static QColor infoEnd(43, 43, 43);

  static QColor warningStart(253, 151, 4);
  static QColor warningEnd(253, 202, 0);


  QColor start;
  QColor end;
  QString close;
  QString closeHover;
  QString ack;
  QString ackHover;
  QString textColor;

  switch (type)
  {
    case MessageType::Error:
    {
      start = errorStart;
      end   = errorEnd;
      close = closeDefault;
      closeHover = closeDark;
      ack = ackDefault;
      ackHover = ackDark;
      textColor = lightTextColor;
      m_ui->lblImage->setPixmap(QPixmap(QStringLiteral(":/error.svg")));

      break;
    }

    case MessageType::Success:
    {
      start = successStart;
      end   = successEnd;
      close = closeDefault;
      closeHover = closeDark;
      ack = ackDefault;
      ackHover = ackDark;
      textColor = lightTextColor;
      m_ui->lblImage->setPixmap(QPixmap(QStringLiteral(":/success.svg")));

      break;
    }

    case MessageType::Info:
    {
      start = infoStart;
      end   = infoEnd;
      close = closeDefault;
      closeHover = closeDark;
      ack = ackDefault;
      ackHover = ackDark;
      textColor = lightTextColor;
      m_ui->lblImage->setPixmap(QPixmap(QStringLiteral(":/info.svg")));

      break;
    }

    case MessageType::Warning:
    {
      start = warningStart;
      end   = warningEnd;
      close = closeDark;
      closeHover = closeDefault;
      ack = ackDark;
      ackHover = ackDefault;
      textColor = darkTextColor;
      m_ui->lblImage->setPixmap(QPixmap(QStringLiteral(":/warning.svg")));

      break;
    }
  }

  QStringList css;

  css << QStringLiteral("#NotiBox { background: qlineargradient(x1:0, y1:0, x2:1, y2:1, stop: 0 rgb(%1), stop: 1 rgb(%2)); border: 1px solid rgb(%3); border-radius: 8px; margin: %4px }").
         arg(rgbBaseString.arg(start.red()).arg(start.green()).arg(start.blue()),
         rgbBaseString.arg(end.red()).arg(end.green()).arg(end.blue()),
         rgbBaseString.arg(end.red()).arg(end.green()).arg(end.blue())).
         arg(margin);

  css << QStringLiteral("QToolButton#tbClose { border-image: url(:/%1) 0 0 0 0 stretch stretch; border-width: 0px; background-color: transparent; }").arg(close);
  css << QStringLiteral("QToolButton#tbClose:hover { border-image: url(:/%1) 0 0 0 0 stretch stretch; border-width: 0px; background-color: transparent; }").arg(closeHover);

  css << QStringLiteral("QToolButton#tbAck { border-image: url(:/%1) 0 0 0 0 stretch stretch; border-width: 0px; background-color: transparent; }").arg(ack);
  css << QStringLiteral("QToolButton#tbAck:hover { border-image: url(:/%1) 0 0 0 0 stretch stretch; border-width: 0px; background-color: transparent; }").arg(ackHover);

#ifdef NOTIBOX_DEBUG
  qWarning() << "css" << css;

  qWarning() << "exists?" << QFile::exists(QStringLiteral(":/close.svg"));
  qWarning() << "exists?" << QFile::exists(QStringLiteral(":/close_dark.svg"));
  qWarning() << "exists?" << QFile::exists(QStringLiteral(":/error.svg"));
  qWarning() << "exists?" << QFile::exists(QStringLiteral(":/info.svg"));
  qWarning() << "exists?" << QFile::exists(QStringLiteral(":/warning.svg"));
  qWarning() << "exists?" << QFile::exists(QStringLiteral(":/success.svg"));
#endif

  m_ui->lblImage->setStyleSheet(QString());
  setStyleSheet(css.join(QStringLiteral(" ")));

  m_ui->lblText->setText(QStringLiteral("<p><span style='font-size:14pt; font-weight:600; color:#%1;'>%2</span></p><p><span style='font-size:14pt; color:#%3;'>%4</span></p>").arg(textColor, title, textColor, text));

  show();
}


void LtsNotificationBox::paintEvent(QPaintEvent *)
{
  QStyleOption opt;
  opt.init(this);
  QPainter p(this);
  style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this);
}
}