#ifndef PIXELDEFENSE_GAME_STATE_H
#define PIXELDEFENSE_GAME_STATE_H

#include <breeze.h>
#include <flecs.h>

#include "constants.h"

typedef enum GameScreen {
    SCREEN_GAME,
    SCREEN_PAUSE_MENU,
    SCREEN_MAIN_MENU,
    SCREEN_SETTINGS,
} GameScreen;

typedef struct DrawData {
    Rectangle src;
    Rectangle dst;
    Vector2   origin;
    f32       rotation;
    u8 layer;
    bool      canHaveAlpha;
} DrawData;

typedef struct Options {
    // Video
    bool fullscreen;
    bool vsync;
    // Audio
    f32 master;
    f32 music;
    f32 sound;
} Options;

static Options getDefaultOptions() {
    return (Options) {
        .fullscreen = false,
        .vsync = false,
        .master = 5.0f,
        .music = 5.0f,
        .sound = 5.0f,
    };
}

typedef struct Game {
    GameScreen screen;
    GameScreen nextScreen;
    GameScreen screenPrevFrame;
    Camera2D camera;
    BzTileset tileset;
    BzTileMap map;
    BzSpatialGrid *entityGrid;
    f32 frameDuration;

    Font font;

    Options options;

    struct {
        i64 wood;
        i64 iron;
        i64 food;
        i64 gold;
        i64 pop;
    } resources;
    BzStackAlloc stackAlloc;
    struct {
        BzBTNode *workerHarvest;
        BzBTNode *moveTo;
    } BTs;
    struct {
        BzObjectPool *pathData;
        BzObjectPool *btNode;
        BzObjectPool *btNodeState;
    } pools;
    struct {
        bool drawPath;
        bool drawEntityColliders;
        bool drawMapColliders;
        bool drawSpatialGrid;
        ecs_entity_t *inspecting;
    } debug;
    f32 elapsed;

    ecs_query_t *drawQuery;
} Game;

static void setScreen(Game *game, GameScreen newScreen) {
    game->nextScreen = newScreen;
}

extern ecs_world_t *ECS;

extern ECS_COMPONENT_DECLARE(Game); // defined in main.c

#endif //PIXELDEFENSE_GAME_STATE_H