#include "webviewwindow.h"

#include "webviewqt.h"
#include "rktwebview_qt.h"
#include <QJsonArray>
#include <QJsonDocument>
#include <QJsonParseError>
#include <QJsonObject>

void WebviewWindow::processJsEvents()
{
    QWebEnginePage *p = _view->page();
    p->runJavaScript("window.getPendingEvents();",
                     [this](const QVariant &v) {
                         QString s = v.toString();
                         QJsonParseError err;
                         QJsonDocument doc(QJsonDocument::fromJson(s.toUtf8(), &err));
                         if (err.error == QJsonParseError::NoError) {
                             QJsonArray a = doc.array();
                             int i, N;
                             for(i = 0, N = a.size(); i < N; i++) {
                                 QJsonObject evt = a[i].toObject();
                                 QJsonDocument doc_out(evt);
                                 QString msg = doc_out.toJson(QJsonDocument::JsonFormat::Compact);
                                 this->_container->triggerJsEvent(_view->id(), msg);
                             }
                         }
                     }
                     );
}

void WebviewWindow::closeEvent(QCloseEvent *evt)
{
    _container->removeView(_view->id());
}

void WebviewWindow::addView(WebViewQt *v, Rktwebview_qt *c)
{
    _container = c;
    _view = v;
    this->setCentralWidget(v);

    QWebEnginePage *page = _view->page();
    connect(page, &QWebEnginePage::loadFinished, this, [this](bool ok) {
        _container->pageLoaded(_view->id(), ok);
    });
}

WebViewQt *WebviewWindow::view()
{
    return _view;
}

WebviewWindow::WebviewWindow(QWidget *parent)
    : QMainWindow{parent}
{
    _view = nullptr;
    connect(&_process_js_events, &QTimer::timeout, this, &WebviewWindow::processJsEvents);
}