#include "main_window.hpp"

#include <QString>
#include <zip.h>

namespace getsuyomi {

GetsuyomiApp::GetsuyomiApp() : m_getsuyomi{new Getsuyomi()}
{
    setCentralWidget(m_getsuyomi);
    setup();
}

void GetsuyomiApp::setup()
{
    QCoreApplication::setApplicationName(AppName);
    QCoreApplication::setApplicationVersion(AppVersionString);
    setWindowTitle(AppName);

    createActions();
    createMenus();
    createToolBar();

    constexpr int minimumWidth = 640;
    constexpr int minimumHeight = 480;
    setMinimumSize(minimumWidth, minimumHeight);

    show();
}

void GetsuyomiApp::createActions()
{
    m_openFile = new QAction(QIcon::fromTheme(QIcon::ThemeIcon::DocumentOpen), tr("&Open File"), this);
    m_openFile->setShortcuts(QKeySequence::Open);
    m_openFile->setStatusTip(tr("Open a file"));
    connect(m_openFile, &QAction::triggered, this, &GetsuyomiApp::openFile);

    m_openDirectory = new QAction(QIcon::fromTheme(QIcon::ThemeIcon::FolderOpen), tr("Open Directory"), this);
    m_openDirectory->setShortcut(Qt::CTRL | Qt::ALT | Qt::Key_O);
    m_openDirectory->setStatusTip(tr("Open a directory"));
    connect(m_openDirectory, &QAction::triggered, this, &GetsuyomiApp::openDirectory);

    m_quitAction = new QAction(QIcon::fromTheme(QIcon::ThemeIcon::ApplicationExit), tr("&Quit"), this);
    m_quitAction->setShortcuts(QKeySequence::Quit);
    m_quitAction->setStatusTip(tr("Quit"));
    connect(m_quitAction, &QAction::triggered, this, &GetsuyomiApp::quit);

    auto nextShortcuts = QList<QKeySequence>{};
    nextShortcuts.append(QKeySequence{Qt::Key_L});
    nextShortcuts.append(QKeySequence{Qt::Key_Right});
    nextShortcuts.append(QKeySequence{Qt::Key_Down});
    m_nextAction = new QAction(QIcon::fromTheme(QIcon::ThemeIcon::GoNext), tr("Next"), this);
    m_nextAction->setShortcuts(nextShortcuts);
    m_nextAction->setStatusTip(tr("Next"));
    connect(m_nextAction, &QAction::triggered, this, &GetsuyomiApp::next);

    auto backShortcuts = QList<QKeySequence>{};
    backShortcuts.append(QKeySequence{Qt::Key_H});
    backShortcuts.append(QKeySequence{Qt::Key_Left});
    backShortcuts.append(QKeySequence{Qt::Key_Up});
    m_backAction = new QAction(QIcon::fromTheme(QIcon::ThemeIcon::GoPrevious), tr("Back"), this);
    m_backAction->setShortcuts(backShortcuts);
    m_backAction->setStatusTip(tr("Back"));
    connect(m_backAction, &QAction::triggered, this, &GetsuyomiApp::back);
}

void GetsuyomiApp::createMenus()
{
    m_menuBar = menuBar()->addMenu(tr("&File"));
    m_menuBar->addAction(m_openFile);
    m_menuBar->addAction(m_openDirectory);
    m_menuBar->addAction(m_quitAction);
}

void GetsuyomiApp::createToolBar()
{
    m_toolBar = addToolBar(tr("&Navigation"));
    m_toolBar->addAction(m_backAction);
    m_toolBar->addAction(m_nextAction);
}

void GetsuyomiApp::openFile()
{
    auto filename = QFileDialog::getOpenFileName(
        this,
        tr("Open Archive"),
        QDir::homePath(),
        tr("Archive types (*.zip *.cbz *.cbr *.gz)"));

    if (filename.endsWith(".zip")) {
        try {
            auto* archive = new ZipArchive(filename);
            m_getsuyomi->setArchive(archive);
        } catch (std::runtime_error& exc) {
            qCritical("Failed to change archive");
        }
    } else {
        qCritical("Unsupported file extension");
    }
}

void GetsuyomiApp::openDirectory()
{
    QString directory = QFileDialog::getExistingDirectory(
        this,
        tr("Open Directory"),
        QDir::homePath(),
        QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks);
    qDebug("Open directory %s", qPrintable(directory));
}

void GetsuyomiApp::quit()
{
    QCoreApplication::quit();
}

void GetsuyomiApp::next()
{
    qDebug("Next");
    m_getsuyomi->next();
}

void GetsuyomiApp::back()
{
    qDebug("Back");
    m_getsuyomi->back();
}

} // namespace getsuyomi