GamepadSequenceListener.cpp

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#include "GamepadSequenceListener.hpp"
#include "ecstasy/integrations/event/events/GamepadButtonEvent.hpp"
 
namespace ecstasy::integration::event
{
    GamepadSequenceListener::GamepadSequenceListener(
        const std::vector<Gamepad::Button> &sequence, Callback callback, size_t gamepadId) noexcept
        : _sequence(sequence), _callback(callback), _gamepadId(gamepadId)
    {
        reset();
    }
 
    bool GamepadSequenceListener::update(const GamepadButtonEvent &event) noexcept
    {
        if (event.id != _gamepadId)
            return false;
 
        if (event.pressed) {
            if (_heldButton == Gamepad::Button::Unknown && event.button == _sequence.at(_validatedButtons.size()))
                _heldButton = event.button;
            else if (_heldButton != Gamepad::Button::Unknown || !_validatedButtons.empty()) {
                reset();
                return update(event);
            }
        } else {
            if (_heldButton != Gamepad::Button::Unknown && _heldButton == event.button) {
                _validatedButtons.push_back(_heldButton);
                _heldButton = Gamepad::Button::Unknown;
                return isComplete();
            }
        }
        return false;
    }
 
    bool GamepadSequenceListener::isComplete() const noexcept
    {
        return _sequence.size() == _validatedButtons.size();
    }
 
    void GamepadSequenceListener::operator()(Registry &registry, Entity e, bool force)
    {
        if (force || isComplete()) {
            _callback(registry, e, *this);
            reset();
        }
    }
 
    void GamepadSequenceListener::setSequence(const std::vector<Gamepad::Button> &newSequence) noexcept
    {
        _sequence = newSequence;
        reset();
    }
 
} // namespace ecstasy::integration::event