action.h

/*
 * SPDX-FileCopyrightText: (C) 2013-2022 Daniel Nicoletti <dantti12@gmail.com>
 * SPDX-License-Identifier: BSD-3-Clause
 */
#ifndef CUTELYST_ACTION_H
#define CUTELYST_ACTION_H

#include <Cutelyst/component.h>
#include <Cutelyst/context.h>
#include <Cutelyst/cutelyst_global.h>

#include <QtCore/QMetaMethod>
#include <QtCore/QStringList>

namespace Cutelyst {

class Controller;
class Dispatcher;
class ActionPrivate;
class CUTELYST_LIBRARY Action : public Component
{
    Q_OBJECT
public:
    explicit Action(QObject *parent = nullptr);

    virtual ~Action() override = default;

    virtual Modifiers modifiers() const override;

    [[nodiscard]] ParamsMultiMap attributes() const noexcept;

    [[nodiscard]] QString attribute(const QString &name, const QString &defaultValue = {}) const;

    void setAttributes(const ParamsMultiMap &attributes);

    [[nodiscard]] QString className() const noexcept;

    [[nodiscard]] Controller *controller() const noexcept;

    inline bool dispatch(Context *c) { return c->execute(this); }

    [[nodiscard]] virtual bool match(int numberOfArgs) const noexcept;

    [[nodiscard]] virtual bool matchCaptures(int numberOfCaptures) const noexcept;

    [[nodiscard]] QString ns() const noexcept;

    [[nodiscard]] virtual qint8 numberOfArgs() const;

    [[nodiscard]] virtual qint8 numberOfCaptures() const;

protected:
    friend class Dispatcher;
    friend class ControllerPrivate;

    explicit Action(ActionPrivate *ptr, QObject *parent = nullptr);

    bool doExecute(Context *c) override;

    void setMethod(const QMetaMethod &method);

    void setController(Controller *controller);

    void setupAction(const QVariantHash &args, Application *app);

private:
    Q_DECLARE_PRIVATE(Action)
};

typedef QVector<Action *> ActionList;

} // namespace Cutelyst

#endif // CUTELYST_ACTION_H