/*
 * SPDX-FileCopyrightText: 2020 Benjamin Port <benjamin.port@enioka.com>
 *
 * SPDX-License-Identifier: LGPL-2.1-or-later
 */
#ifndef SONNET_SETTINGS_H
#define SONNET_SETTINGS_H

#include <QAbstractListModel>
#include <QObject>
#include <QString>
#include <QStringList>

#include "sonnetcore_export.h"

#include <memory>

namespace Sonnet
{
class Loader;
class SettingsPrivate;

class SONNETCORE_EXPORT Settings : public QObject
{
    Q_OBJECT
    /// This property holds whether Sonnet should skip checkign words starting with an uppercase letter.
    Q_PROPERTY(bool skipUppercase READ skipUppercase WRITE setSkipUppercase NOTIFY skipUppercaseChanged)
    /// This property holds whether Sonnet should autodetect language.
    Q_PROPERTY(bool autodetectLanguage READ autodetectLanguage WRITE setAutodetectLanguage NOTIFY autodetectLanguageChanged)
    /// This property holds whether Sonnet should run spellchecking checks in the background.
    Q_PROPERTY(bool backgroundCheckerEnabled READ backgroundCheckerEnabled WRITE setBackgroundCheckerEnabled NOTIFY backgroundCheckerEnabledChanged)
    /// This property holds whether Sonnet should be enabled by default.
    Q_PROPERTY(bool checkerEnabledByDefault READ checkerEnabledByDefault WRITE setCheckerEnabledByDefault NOTIFY checkerEnabledByDefaultChanged)
    /// This property holds whether Sonnet should skip checking compounds words.
    Q_PROPERTY(bool skipRunTogether READ skipRunTogether WRITE setSkipRunTogether NOTIFY skipRunTogetherChanged)
    /// This property holds the list of ignored words.
    Q_PROPERTY(QStringList currentIgnoreList READ currentIgnoreList WRITE setCurrentIgnoreList NOTIFY currentIgnoreListChanged)
    /// This property holds the list of preferred languages.
    Q_PROPERTY(QStringList preferredLanguages READ preferredLanguages WRITE setPreferredLanguages NOTIFY preferredLanguagesChanged)
    /// This property holds the default language for spell checking.
    Q_PROPERTY(QString defaultLanguage READ defaultLanguage WRITE setDefaultLanguage NOTIFY defaultLanguageChanged)

    /// This property holds a Qt Model containing all the preferred dictionaries
    /// with language description and theirs codes. This model makes the
    /// Qt::DisplayRole as well as the roles defined in \ref DictionaryRoles
    /// available.
    /// \since 5.88
    Q_PROPERTY(QAbstractListModel *dictionaryModel READ dictionaryModel CONSTANT)

    Q_PROPERTY(bool modified READ modified NOTIFY modifiedChanged)

public:
    /// Roles for \ref dictionaryModel
    enum DictionaryRoles {
        LanguageCodeRole = Qt::UserRole + 1, //< Language code of the language. This uses "languageCode" as roleNames.
        PreferredRole, //< This role holds whether the language is one of the preferred languages. This uses "isPreferred" as roleNames.
        DefaultRole //< This role holds whether the language is the default language. This uses "isDefault" as roleNames.
    };

    explicit Settings(QObject *parent = nullptr);
    ~Settings() override;

    void setDefaultLanguage(const QString &lang);
    QString defaultLanguage() const;

    void setPreferredLanguages(const QStringList &lang);
    QStringList preferredLanguages() const;

    void setDefaultClient(const QString &client);
    QString defaultClient() const;

    void setSkipUppercase(bool);
    bool skipUppercase() const;

    void setAutodetectLanguage(bool);
    bool autodetectLanguage() const;

    void setSkipRunTogether(bool);
    bool skipRunTogether() const;

    void setBackgroundCheckerEnabled(bool);
    bool backgroundCheckerEnabled() const;

    void setCheckerEnabledByDefault(bool);
    bool checkerEnabledByDefault() const;

    void setCurrentIgnoreList(const QStringList &ignores);
    QStringList currentIgnoreList() const;

    QStringList clients() const;
    bool modified() const;

    QAbstractListModel *dictionaryModel();

    Q_INVOKABLE void save();

    static QStringList defaultIgnoreList();
    static bool defaultSkipUppercase();
    static bool defaultAutodetectLanguage();
    static bool defaultBackgroundCheckerEnabled();
    static bool defaultCheckerEnabledByDefault();
    static bool defauktSkipRunTogether();
    static QString defaultDefaultLanguage();
    static QStringList defaultPreferredLanguages();

Q_SIGNALS:
    void skipUppercaseChanged();
    void autodetectLanguageChanged();
    void backgroundCheckerEnabledChanged();
    void defaultClientChanged();
    void defaultLanguageChanged();
    void preferredLanguagesChanged();
    void skipRunTogetherChanged();
    void checkerEnabledByDefaultChanged();
    void currentIgnoreListChanged();
    void modifiedChanged();

private:
    friend class Loader;
    std::unique_ptr<SettingsPrivate> const d;
};
}

#endif // SONNET_SETTINGS_H