#include "NavigationController.h"

#include <QDir>
#include <QDebug>

#include "../models/NavigationItemModel.h"
#include "../models/NavigationListModel.h"

///@todo impelement reaction to item's clicked signal; implement back navigation
NavigationController::NavigationController(QObject *parent) : QObject(parent),
    mRootItem(new NavigationItemModel(this)),
    mNavList(new NavigationListModel(this))
{

}

void NavigationController::init(const QString &rootPath)
{
    auto rootDir = QDir(rootPath);
    if(!rootDir.exists()) return;
    mRootPath = rootPath;

    ///@todo recursively do the following for all subdirs
    auto subDirsNames = rootDir.entryList(QDir::AllDirs);
    qDebug() << subDirsNames;
    for(const auto& name : subDirsNames){
        if(name == "." || name == "..") continue;
        auto item = new NavigationItemModel(mRootItem);
        if(!item->setPath(mRootPath + name)) {
            item->deleteLater();
            continue;
        }
        mRootItem->appendChild(item);

    }
    // just for testing!
    auto list = mRootItem->getChildren();
    for (const auto& elem: list){
        qDebug() << elem->getImageSource();
    }
    // end testing

    mNavList->setModelItems(mRootItem->getChildren());
}

void NavigationController::setContext(QQmlContext *context)
{
    mContext = context;
    setContextProperties();
}

void NavigationController::setContextProperties()
{
    mContext->setContextProperty("navigationList", mNavList);
}