#include "comics_view.h"
#include "comic.h"
#include "comic_files_manager.h"
#include "comic_db.h"

#include "QsLog.h"

#include <QtQuick>
#include <QQuickWidget>

ComicsView::ComicsView(QWidget *parent)
    : QWidget(parent), model(nullptr), comicDB(nullptr)
{
    setAcceptDrops(true);
}

void ComicsView::setModel(ComicModel *m)
{
    model = m;
}

void ComicsView::updateInfoForIndex(int index)
{
    QQmlContext *ctxt = view->rootContext();

    if (comicDB != nullptr)
        delete comicDB;

    comicDB = new ComicDB(model->getComic(this->model->index(index, 0)));
    ComicInfo *comicInfo = &(comicDB->info);
    comicInfo->isFavorite = model->isFavorite(model->index(index, 0));

    ctxt->setContextProperty("comic", comicDB);
    ctxt->setContextProperty("comicInfo", comicInfo);

    ctxt->setContextProperty("comic_info_index", index);
}

void ComicsView::dragEnterEvent(QDragEnterEvent *event)
{
    if (model->canDropMimeData(event->mimeData(), event->proposedAction(), 0, 0, QModelIndex()))
        event->acceptProposedAction();
    else {
        QLOG_TRACE() << "dragEnterEvent";
        QList<QUrl> urlList;

        if (event->mimeData()->hasUrls() && event->dropAction() == Qt::CopyAction) {
            urlList = event->mimeData()->urls();
            QString currentPath;
            foreach (QUrl url, urlList) {
                //comics or folders are accepted, folders' content is validate in dropEvent (avoid any lag before droping)
                currentPath = url.toLocalFile();
                if (Comic::fileIsComic(currentPath) || QFileInfo(currentPath).isDir()) {
                    event->acceptProposedAction();
                    return;
                }
            }
        }
    }
}

void ComicsView::dropEvent(QDropEvent *event)
{
    QLOG_DEBUG() << "drop" << event->dropAction();

    bool validAction = event->dropAction() == Qt::CopyAction; // || event->dropAction() & Qt::MoveAction;  TODO move

    if (event->mimeData()->hasUrls() && validAction) {

        QList<QPair<QString, QString>> droppedFiles = ComicFilesManager::getDroppedFiles(event->mimeData()->urls());

        if (event->dropAction() == Qt::CopyAction) {
            QLOG_DEBUG() << "copy :" << droppedFiles;
            emit copyComicsToCurrentFolder(droppedFiles);
        } else if (event->dropAction() & Qt::MoveAction) {
            QLOG_DEBUG() << "move :" << droppedFiles;
            emit moveComicsToCurrentFolder(droppedFiles);
        }

        event->acceptProposedAction();
    }
}