#include "SettingsHandler.h"
#include <QStandardPaths>

constexpr const char* const rootPath = "rootPath";
constexpr const char* const profile = "profile";
constexpr const char* const enableEnergySaver = "enableEnergySaver";
constexpr const char* const timeout = "timeout";
constexpr const char* const shutdownScript = "shutdownScript";

SettingsHandler::SettingsHandler(QObject *parent) : QObject(parent)
{
    initDefaults();
}

SettingsHandler::SettingsHandler(QSettings *settings, QObject *parent) : SettingsHandler(parent)
{
    setSettings(settings);
}

SettingsHandler* SettingsHandler::createSettingsHandlerAndFillWithDefaultsIfMissing(QSettings *settings)
{
    const auto handler = new SettingsHandler(settings);
    handler->fillWithDefaultIfMissing();
    return handler;
}

void SettingsHandler::fillWithDefaultIfMissing()
{
    for(const auto& key : mDefaults.keys()){
        if(!mSettings->contains(key)){
            mSettings->setValue(key,mDefaults.value(key));
        }
    }
}

QString SettingsHandler::getRootPath() const
{
    return mSettings->value(rootPath).toString();
}

QString SettingsHandler::getProfile() const
{
    return mSettings->value(profile).toString();
}

bool SettingsHandler::isEnergySaverEnabled() const
{
    return mSettings->value(enableEnergySaver).toBool();
}

int SettingsHandler::getEnergySaverTimeout() const
{
    return mSettings->value(timeout).toInt();
}

QString SettingsHandler::getShutdownScript() const
{
    return mSettings->value(shutdownScript).toString();
}

void SettingsHandler::initDefaults()
{
#ifdef ANDROID
    // three out of four devices report '4' as QStandardPaths::MusicLocation
    //mDefaults.insert(rootPath, "/storage/self/primary/Music");
    mDefaults.insert(rootPath, QStandardPaths::writableLocation(QStandardPaths::MusicLocation));
#else
    mDefaults.insert(rootPath, QStandardPaths::MusicLocation);
#endif
    mDefaults.insert(enableEnergySaver, false);
    mDefaults.insert(timeout, 60);
    mDefaults.insert(shutdownScript, "/usr/local/sbin/do_shutdown.sh");
    mDefaults.insert(profile, "RasPiTouch");
    // @todo add profile Android? Or simply scale ui for RasPi
    //    mDefaults.insert(profile, "Android");

// Defaults for LenaPi
//    mDefaults.insert(rootPath, "/home/ar/source/lenaMusic/");
//    mDefaults.insert(profile, "RasPiTouch");
//    mDefaults.insert(enableEnergySaver, true);
//    mDefaults.insert(timeout, 60);
//    mDefaults.insert(shutdownScript, "/usr/local/sbin/do_shutdown.sh");
}