#include "console_ui_library_creator.h"

#include <iostream>

#include "library_creator.h"
#include "yacreader_libraries.h"


ConsoleUILibraryCreator::ConsoleUILibraryCreator(QObject *parent) :
    QObject(parent), numComicsProcessed(0)
{

}

void ConsoleUILibraryCreator::createLibrary(const QString & name, const QString & path)
{
    QEventLoop eventLoop;
    LibraryCreator * libraryCreator = new LibraryCreator();

    QDir pathDir(path);
    QString cleanPath = QDir::cleanPath(pathDir.absolutePath());

    libraryCreator->createLibrary(cleanPath,QDir::cleanPath(pathDir.absolutePath()+"/.yacreaderlibrary"));

    connect(libraryCreator, &LibraryCreator::finished, this, &ConsoleUILibraryCreator::done);
    connect(libraryCreator, &LibraryCreator::comicAdded, this, &ConsoleUILibraryCreator::newComic);
    connect(libraryCreator, &LibraryCreator::failedCreatingDB, this, &ConsoleUILibraryCreator::manageCreatingError);

    connect(libraryCreator, &LibraryCreator::finished, &eventLoop, &QEventLoop::quit);

    std::cout << "Processing comics";

    libraryCreator->start();
    eventLoop.exec();

    //TODO, at some point some checking is needed for avoiding duplicated libraries
    YACReaderLibraries yacreaderLibraries;
    yacreaderLibraries.load();
    yacreaderLibraries.addLibrary(name, cleanPath);
    yacreaderLibraries.save();
}

void ConsoleUILibraryCreator::updateLibrary(const QString & path)
{
    QEventLoop eventLoop;
    LibraryCreator * libraryCreator = new LibraryCreator();

    QDir pathDir(path);
    QString cleanPath = QDir::cleanPath(pathDir.absolutePath());

    libraryCreator->updateLibrary(cleanPath,QDir::cleanPath(pathDir.absolutePath()+"/.yacreaderlibrary"));

    connect(libraryCreator, &LibraryCreator::finished, this, &ConsoleUILibraryCreator::done);
    connect(libraryCreator, &LibraryCreator::comicAdded, this, &ConsoleUILibraryCreator::newComic);
    connect(libraryCreator, &LibraryCreator::failedOpeningDB, this, &ConsoleUILibraryCreator::manageUpdatingError);

    connect(libraryCreator, &LibraryCreator::finished, &eventLoop, &QEventLoop::quit);

    std::cout << "Processing comics";

    libraryCreator->start();
    eventLoop.exec();
}

void ConsoleUILibraryCreator::addExistingLibrary(const QString & name, const QString & path)
{
    QDir pathDir(path);
    QString cleanPath = QDir::cleanPath(pathDir.absolutePath());

    //TODO add error handling
    YACReaderLibraries yacreaderLibraries;
    yacreaderLibraries.load();
    yacreaderLibraries.addLibrary(name, cleanPath);
    yacreaderLibraries.save();

    std::cout << "Library added : " << name.toUtf8().constData() << " at " << cleanPath.toUtf8().constData() << std::endl;
}

void ConsoleUILibraryCreator::removeLibrary(const QString & name)
{
    //TODO add error handling
    YACReaderLibraries yacreaderLibraries;
    yacreaderLibraries.load();
    yacreaderLibraries.remove(name);
    yacreaderLibraries.save();

    std::cout << "Library removed : " << name.toUtf8().constData() << std::endl;
}

void ConsoleUILibraryCreator::newComic(const QString & /*relativeComicPath*/, const QString & /*coverPath*/)
{
    numComicsProcessed++;
    std::cout << ".";
}

void ConsoleUILibraryCreator::manageCreatingError(const QString & error)
{
    std::cout << std::endl << "Error creating library! " << error.toUtf8().constData();
}

void ConsoleUILibraryCreator::manageUpdatingError(const QString & error)
{
    std::cout << std::endl << "Error updating library! " << error.toUtf8().constData();
}

void ConsoleUILibraryCreator::done()
{
    std::cout << "Done!" << std::endl;

    if(numComicsProcessed > 0)
        std::cout << "Number of comis processed = " << numComicsProcessed << std::endl;
}