#include <QStandardPaths>
#include <QDir>
#include "jskitobjects.h"

JSKitPebble::JSKitPebble(JSKitManager *mgr)
    : QObject(mgr)
{
}

void JSKitPebble::addEventListener(const QString &value, QJSValue callback)
{
    _callbacks[value].append(callback);
}

JSKitLocalStorage::JSKitLocalStorage(const QUuid &uuid, JSKitManager *mgr)
    : QObject(mgr), _storage(new QSettings(getStorageFileFor(uuid), QSettings::IniFormat, this))
{
    _len = _storage->allKeys().size();
}

int JSKitLocalStorage::length() const
{
    return _len;
}

QJSValue JSKitLocalStorage::getItem(const QString &key) const
{
    QVariant value = _storage->value(key);
    if (value.isValid()) {
        return QJSValue(value.toString());
    } else {
        return QJSValue(QJSValue::NullValue);
    }
}

void JSKitLocalStorage::setItem(const QString &key, const QString &value)
{
    _storage->setValue(key, QVariant::fromValue(value));
    checkLengthChanged();
}

void JSKitLocalStorage::removeItem(const QString &key)
{
    _storage->remove(key);
    checkLengthChanged();
}

void JSKitLocalStorage::clear()
{
    _storage->clear();
    _len = 0;
    emit lengthChanged();
}

void JSKitLocalStorage::checkLengthChanged()
{
    int curLen = _storage->allKeys().size();
    if (_len != curLen) {
        _len = curLen;
        emit lengthChanged();
    }
}

QString JSKitLocalStorage::getStorageFileFor(const QUuid &uuid)
{
    QDir dataDir(QStandardPaths::writableLocation(QStandardPaths::DataLocation));
    dataDir.mkdir("js-storage");
    return dataDir.absoluteFilePath("js-storage/" + uuid.toString() + ".ini");
}