/*
   Copyright (C) 2018 Montel Laurent <montel@kde.org>

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; see the file COPYING.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.
*/

#include "markdowndemowidget.h"
#include "../markdownpreviewwidget.h"
#include <QTextEdit>
#include <QFile>
#include <QHBoxLayout>
#include <QPushButton>

MarkdownDemoWidget::MarkdownDemoWidget(QWidget *parent)
    : QWidget(parent)
{
    QVBoxLayout *vboxLayout = new QVBoxLayout(this);
    QHBoxLayout *mainLayout = new QHBoxLayout;
    vboxLayout->addLayout(mainLayout);
    mEdit = new QTextEdit(this);
    mEdit->setAcceptRichText(false);
    mainLayout->addWidget(mEdit);
    mPreview = new MarkdownPreviewWidget(this);
    mainLayout->addWidget(mPreview);

    mSaveText = new QTextEdit(this);
    mSaveText->setReadOnly(true);
    mainLayout->addWidget(mSaveText);

    connect(mEdit, &QTextEdit::textChanged,
            [this]() { mPreview->slotUpdatePreview(mEdit->toPlainText()); });
    QPushButton *saveHtml = new QPushButton(QStringLiteral("Save Html"), this);
    connect(saveHtml, &QPushButton::clicked, this, &MarkdownDemoWidget::slotSaveHtml);
    vboxLayout->addWidget(saveHtml);

    QFile defaultTextFile(QStringLiteral(":/test.txt"));
    defaultTextFile.open(QIODevice::ReadOnly);
    mEdit->setPlainText(QString::fromUtf8(defaultTextFile.readAll()));
}

void MarkdownDemoWidget::slotSaveHtml()
{
    const QString saveHtml = mPreview->saveHtml();
    //TODO
}
