#ifndef MBUOY_UI_BUTTON_HPP
#define MBUOY_UI_BUTTON_HPP

#include "attr/dimensions.hpp"
#include "attr/ondraw.hpp"
#include "attr/position.hpp"
#include "attr/string.hpp"
#include "find.hpp"
#include "port.hpp"

namespace mbuoy {

template<auto... Attr>
struct button
{
    static constexpr auto point = find<position>(Attr...);
    static constexpr auto dims = find<dimensions>(Attr...);
    static constexpr auto text = find<const char *>(Attr...);
    static constexpr auto draw = find<ondraw>(Attr...);

    static consteval void init(unsigned char *(&ptr)) {
        *ptr++ = 0; // pressed?
    }

    static void render() {
        (*draw)(*point, *dims);
    }

    static consteval int size() {
        return 1;
    }
};

} // namespace mbuoy

#endif // MBUOY_UI_BUTTON_HPP