#pragma once
#include <SDL2/SDL.h>

#define FLAG_NONE       0
#define FLAG_HERO       1
#define FLAG_PUSHABLE   2
#define FLAG_REACTIVE   4
#define FLAG_MOVING     8
#define FLAG_ANIMATED   16
#define FLAG_ORIENTABLE 32
#define FLAG_DEADLY     64
#define FLAG_GRAVITY    128

#define PUSH_NONE 0
#define PUSH_XP 1
#define PUSH_XN 2
#define PUSH_YP 4
#define PUSH_YN 8
#define PUSH_ZP 16
#define PUSH_ZN 32

#define MOV_NONE 0
#define MOV_X 1
#define MOV_Y 2
#define MOV_Z 3
#define MOV_CW 4
#define MOV_CCW 5
#define MOV_RAND 6
#define MOV_HUNT 7

namespace actor
{
    struct vec3_t
    {
        int x, y, z;
    };

    struct actor_t
    {
        SDL_Rect bmp_rect;
        SDL_Point bmp_offset;

        vec3_t pos;
        vec3_t size;

        uint8_t orient;
        uint8_t anim_cycle;

        uint8_t flags;
        uint8_t push;

        uint8_t react_mask;
        uint8_t react_push;

        uint8_t movement;
        uint8_t mov_push;

        actor_t *below;
        actor_t *above;

        actor_t *prev;
        actor_t *next;
    };

    actor_t *getFirst();

    actor_t *create(vec3_t p, vec3_t s, SDL_Rect r, SDL_Point o);

    void setDirty(actor_t *act, const bool force=false);

    void reorder();

    void update(actor_t *act, const bool update_all=true);

    void draw(actor_t *act, const bool draw_all=true);

    actor_t *find_at(const int x, const int y, const int z);

    actor_t *get_collision(actor_t *act);

    const bool check_collision(actor_t *obj1, actor_t *obj2);
}