#include "vdocument.h"

#include <QDebug>

#include "vfile.h"
#include "vplantumlhelper.h"
#include "vgraphvizhelper.h"

VDocument::VDocument(const VFile *v_file, QObject *p_parent)
    : QObject(p_parent),
      m_file(v_file),
      m_readyToHighlight(false),
      m_plantUMLHelper(NULL),
      m_graphvizHelper(NULL),
      m_nextID(0),
      m_webViewMuted(false)
{
}

void VDocument::updateText()
{
    if (m_file) {
        emit textChanged(m_file->getContent());
    }
}

void VDocument::setToc(const QString &toc, int /* baseLevel */)
{
    if (toc == m_toc) {
        return;
    }
    m_toc = toc;
    emit tocChanged(m_toc);
}

QString VDocument::getToc()
{
    return m_toc;
}

void VDocument::scrollToAnchor(const QString &anchor)
{
    m_header = anchor;

    emit requestScrollToAnchor(anchor);
}

void VDocument::setHeader(const QString &anchor)
{
    if (m_webViewMuted || anchor == m_header) {
        return;
    }

    m_header = anchor;
    emit headerChanged(m_header);
}

void VDocument::setHtml(const QString &html)
{
    if (html == m_html) {
        return;
    }
    m_html = html;
    emit htmlChanged(m_html);
}

void VDocument::setLog(const QString &p_log)
{
    qDebug() << "JS:" << p_log;
    emit logChanged(p_log);
}

void VDocument::keyPressEvent(int p_key, bool p_ctrl, bool p_shift, bool p_meta)
{
    emit keyPressed(p_key, p_ctrl, p_shift, p_meta);
}

void VDocument::highlightTextAsync(const QString &p_text, int p_id, unsigned long long p_timeStamp)
{
    emit requestHighlightText(p_text, p_id, p_timeStamp);
}

void VDocument::highlightTextCB(const QString &p_html, int p_id, unsigned long long p_timeStamp)
{
    emit textHighlighted(p_html, p_id, p_timeStamp);
}

void VDocument::textToHtmlAsync(int p_identitifer,
                                int p_id,
                                int p_timeStamp,
                                const QString &p_text,
                                bool p_inlineStyle)
{
    emit requestTextToHtml(p_identitifer, p_id, p_timeStamp, p_text, p_inlineStyle);
}

void VDocument::htmlToTextAsync(int p_identitifer,
                                int p_id,
                                int p_timeStamp,
                                const QString &p_html)
{
    emit requestHtmlToText(p_identitifer, p_id, p_timeStamp, p_html);
}

void VDocument::getHtmlContentAsync()
{
    emit requestHtmlContent();
}

void VDocument::textToHtmlCB(int p_identitifer, int p_id, int p_timeStamp, const QString &p_html)
{
    emit textToHtmlFinished(p_identitifer, p_id, p_timeStamp, p_html);
}

void VDocument::htmlToTextCB(int p_identitifer, int p_id, int p_timeStamp, const QString &p_text)
{
    emit htmlToTextFinished(p_identitifer, p_id, p_timeStamp, p_text);
}

void VDocument::noticeReadyToHighlightText()
{
    m_readyToHighlight = true;
    emit readyToHighlightText();
}

void VDocument::noticeReadyToTextToHtml()
{
    m_readyToTextToHtml = true;
}

void VDocument::setFile(const VFile *p_file)
{
    m_file = p_file;
}

void VDocument::finishLogics()
{
    qDebug() << "Web side finished logics" << this;
    emit logicsFinished();
}

void VDocument::htmlContentCB(const QString &p_head,
                              const QString &p_style,
                              const QString &p_body)
{
    emit htmlContentFinished(p_head, p_style, p_body);
}

void VDocument::updateWordCountInfo(int p_wordCount,
                                    int p_charWithoutSpacesCount,
                                    int p_charWithSpacesCount)
{
    m_wordCountInfo.m_mode = VWordCountInfo::Read;
    m_wordCountInfo.m_wordCount = p_wordCount;
    m_wordCountInfo.m_charWithoutSpacesCount = p_charWithoutSpacesCount;
    m_wordCountInfo.m_charWithSpacesCount = p_charWithSpacesCount;

    emit wordCountInfoUpdated();
}

void VDocument::processPlantUML(int p_id, const QString &p_format, const QString &p_text)
{
    if (!m_plantUMLHelper) {
        m_plantUMLHelper = new VPlantUMLHelper(this);
        connect(m_plantUMLHelper, &VPlantUMLHelper::resultReady,
                this, &VDocument::plantUMLResultReady);
    }

    m_plantUMLHelper->processAsync(p_id, 0, p_format, p_text);
}

void VDocument::processGraphviz(int p_id, const QString &p_format, const QString &p_text)
{
    if (!m_graphvizHelper) {
        m_graphvizHelper = new VGraphvizHelper(this);
        connect(m_graphvizHelper, &VGraphvizHelper::resultReady,
                this, &VDocument::graphvizResultReady);
    }

    m_graphvizHelper->processAsync(p_id, 0, p_format, p_text);
}

void VDocument::setPreviewEnabled(bool p_enabled)
{
    emit requestPreviewEnabled(p_enabled);
}

void VDocument::previewCodeBlock(int p_id,
                                 const QString &p_lang,
                                 const QString &p_text,
                                 bool p_livePreview)
{
    emit requestPreviewCodeBlock(p_id, p_lang, p_text, p_livePreview);
}

void VDocument::setPreviewContent(const QString &p_lang, const QString &p_html)
{
    emit requestSetPreviewContent(p_lang, p_html);
}

void VDocument::previewCodeBlockCB(int p_id, const QString &p_lang, const QString &p_html)
{
    emit codeBlockPreviewReady(p_id, p_lang, p_html);
}