#ifndef POKEDIAMOND_OVERLAY_MANAGER_H
#define POKEDIAMOND_OVERLAY_MANAGER_H

#include "nitro/types.h"

#include "FS_overlay.h"
#include "heap.h"

struct OverlayManager;

typedef struct OverlayManagerTemplate {
    BOOL (*initFunc)(struct OverlayManager *manager, u32 *status);
    BOOL (*mainFunc)(struct OverlayManager *manager, u32 *status);
    BOOL (*exitFunc)(struct OverlayManager *manager, u32 *status);
    FSOverlayID ovly;
} OverlayManagerTemplate;

struct OverlayManager {
    struct OverlayManagerTemplate template;
    u32 managerStatus;
    u32 overlayStatus;
    s32 *unk18; // args?
    void *data;
    struct SaveData *save;
    u32 unk24;
};

struct OverlayManager *OverlayManager_New(const struct OverlayManagerTemplate *template, s32 *a1, enum HeapID heapID);
void OverlayManager_Delete(struct OverlayManager *overlayManager);
void *OverlayManager_CreateAndGetData(struct OverlayManager *overlayManager, u32 size, enum HeapID heapID);
void *OverlayManager_GetData(struct OverlayManager *overlayManager);
void OverlayManager_FreeData(struct OverlayManager *overlayManager);
s32 *OverlayManager_GetField18(struct OverlayManager *overlayManager);
BOOL OverlayManager_Run(struct OverlayManager *overlayManager);

#endif // POKEDIAMOND_OVERLAY_MANAGER_H