#pragma once
#include "defines.h"
#include "frametiming.h"
#include <SDL3/SDL_stdinc.h>

struct Osu_Beatmap;
union SDL_Event;

enum Osu_GamePhase {
    OSU_GAMEPHASE_LOADING_BEATMAPS,
    OSU_GAMEPHASE_SONG_SELECTION,
    OSU_GAMEPHASE_IN_GAME
};

struct Osu_Game {
    struct Osu_FrameTiming frameTiming;

    struct Osu_Audio* audio;
    struct Osu_Graphics* graphics;

    struct Osu_BeatmapStore* beatmaps;

    struct Osu_BeatmapSelector* beatmapSelector;

    char* dataPath;

    enum Osu_GamePhase phase;

    struct Osu_Beatmap* activeBeatmap;
    struct Osu_HitObjects* hitObjects;
    Sint32 beatmapTick; // In milliseconds. Negative is used for lead-in.
    bool audioSynced;
    bool beatmapPaused;

    float audioLatencySamples[OSU_AUDIO_LATENCY_SAMPLES];
    size_t audioLatencySampleIndex;
    Uint64 musicPosition;
};

struct Osu_Game* Osu_CreateGame();
void Osu_DestroyGame(struct Osu_Game* game);
// Runs once per frame.
void Osu_PreUpdateGame(struct Osu_Game* game);
// Runs 1000 times per second regardless of framerate.
void Osu_UpdateGame(struct Osu_Game* game);
// Runs once per frame.
void Osu_PostUpdateGame(struct Osu_Game* game);
bool Osu_HandleGameEvent(struct Osu_Game* game, union SDL_Event* event);

void Osu_RenderGame(struct Osu_Game* game);
void Osu_RenderDebugText(struct Osu_Game* game);

void Osu_SetSelectedBeatmap(struct Osu_Game* game, struct Osu_Beatmap* beatmap);
void Osu_EnterBeatmap(struct Osu_Game* game, struct Osu_Beatmap* beatmap);
void Osu_ExitBeatmap(struct Osu_Game* game);