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#include "cppcodestylepreferences.h"

using namespace CppTools;

static const char settingsSuffixKey[] = "CodeStyleSettings";

CppCodeStylePreferences::CppCodeStylePreferences(QObject *parent) :
    ICodeStylePreferences(parent)
{
    connect(this, &CppCodeStylePreferences::currentValueChanged,
            this, &CppCodeStylePreferences::slotCurrentValueChanged);
}

QVariant CppCodeStylePreferences::value() const
{
    QVariant v;
    v.setValue(codeStyleSettings());
    return v;
}

void CppCodeStylePreferences::setValue(const QVariant &data)
{
    if (!data.canConvert<CppCodeStyleSettings>())
        return;

    setCodeStyleSettings(data.value<CppCodeStyleSettings>());
}

CppCodeStyleSettings CppCodeStylePreferences::codeStyleSettings() const
{
    return m_data;
}

void CppCodeStylePreferences::setCodeStyleSettings(const CppCodeStyleSettings &data)
{
    if (m_data == data)
        return;

    m_data = data;

    QVariant v;
    v.setValue(data);
    emit valueChanged(v);
    emit codeStyleSettingsChanged(m_data);
    if (!currentDelegate())
        emit currentValueChanged(v);
}

CppCodeStyleSettings CppCodeStylePreferences::currentCodeStyleSettings() const
{
    QVariant v = currentValue();
    if (!v.canConvert<CppCodeStyleSettings>()) {
        // warning
        return CppCodeStyleSettings();
    }
    return v.value<CppCodeStyleSettings>();
}

void CppCodeStylePreferences::slotCurrentValueChanged(const QVariant &value)
{
    if (!value.canConvert<CppCodeStyleSettings>())
        return;

    emit currentCodeStyleSettingsChanged(value.value<CppCodeStyleSettings>());
}

QString CppCodeStylePreferences::settingsSuffix() const
{
    return QLatin1String(settingsSuffixKey);
}

void CppCodeStylePreferences::toMap(const QString &prefix, QVariantMap *map) const
{
    ICodeStylePreferences::toMap(prefix, map);
    if (currentDelegate())
        return;

    m_data.toMap(prefix, map);
}

void CppCodeStylePreferences::fromMap(const QString &prefix, const QVariantMap &map)
{
    ICodeStylePreferences::fromMap(prefix, map);
    if (currentDelegate())
        return;

    m_data.fromMap(prefix, map);
}