#include <gint/keyboard.h>
#include <gint/display.h>
#include "game.h"
#include "ecs/components.h"

void game_init(void)
{
    texture_manager_init(&game.texture_manager);
    texture_manager_load_builtin_textures(&game.texture_manager);

    entity_manager_init(&game.entity_manager);

    entity_t *player = entity_manager_add_entity(&game.entity_manager, "player");

    rect_t player_bounds = {10.0f, 10.0f, 32.0f, 32.0f};
    float player_speed = 50.0f;

    add_component(player, create_component(TRANSFORM_COMPONENT), player_bounds, player_speed);
    add_component(player, create_component(SPRITE_COMPONENT), "player_idle_sheet");
    add_component(player, create_component(ANIMATION_SYSTEM), 4, 0, 200.0f, true, true, false);
    add_component(player, create_component(PLAYER_SYSTEM));

    game.last_clock_state = clock();

    game.is_running = true;
}

void game_handle_event(void)
{
    key_event_t key_event;

    do
    {
        key_event = pollevent();

        if (key_event.type == KEYEV_DOWN)
            game.event.keys[key_event.key] = true;
        else if (key_event.type == KEYEV_UP)
            game.event.keys[key_event.key] = false;

        if (key_event.type == KEYEV_DOWN && key_event.key == KEY_EXIT)
            game.is_running = false;
    }
    while (key_event.type != KEYEV_NONE);
}

void game_update(void)
{
    clock_t start_clock = clock();
    game.delta_time_ms = (double)(start_clock - game.last_clock_state) * 1000.0f / CLOCKS_PER_SEC;
    game.last_clock_state = start_clock;

    entity_manager_update(&game.entity_manager);
}

void game_render(void)
{
    dclear(C_WHITE);

    entity_manager_draw(&game.entity_manager);

    dupdate();
}

void game_exit(void)
{
    entity_manager_clear(&game.entity_manager);
    texture_manager_clear(&game.texture_manager);
}