#pragma once
#include "stdint.h"
#include "core/gryphn_return_code.h"
#include "utils/gryphn_bool.h"
#include "gryphn_handles.h"
#include "gryphn_allocators.h"

typedef struct gnInstanceCreateInfo gnInstanceCreateInfo;
typedef struct gnSurfaceDetails gnSurfaceDetails;
typedef struct gnOutputDeviceInfo gnOutputDeviceInfo;
typedef enum gnSuitableField gnSuitableField;
typedef struct gnPhysicalDeviceProperties gnPhysicalDeviceProperties;
typedef struct gnPhysicalDeviceFeatures gnPhysicalDeviceFeatures;
typedef struct gnPhysicalDeviceLimits gnPhysicalDeviceLimits;

#ifdef GN_PLATFORM_LINUX
    #ifdef GN_WINDOW_X11
        typedef struct gnX11WindowSurfaceInfo gnX11WindowSurfaceInfo;
    #endif
#endif
#ifdef GN_PLATFORM_MACOS
    typedef struct gnMacOSWindowSurfaceInfo gnMacOSWindowSurfaceInfo;
#endif

typedef struct gryphnInstanceFunctionLayers gryphnInstanceFunctionLayers;
typedef gnReturnCode (*PFN_gnCreateInstance)(gnInstanceHandle, gnInstanceCreateInfo*, gryphnInstanceFunctionLayers*, gnAllocators*);
typedef gnBool (*PFN_gnIsInstanceSuitable)(gnInstanceHandle, gnSuitableField, gryphnInstanceFunctionLayers*);
typedef gnReturnCode (*PFN_gnInstanceQueryDevices)(gnInstanceHandle, uint32_t*, gnPhysicalDeviceHandle*, gryphnInstanceFunctionLayers*);
typedef void (*PFN_gnDestroyInstance)(gnInstanceHandle, gryphnInstanceFunctionLayers*, gnAllocators*);

typedef gnPhysicalDeviceProperties (*PFN_gnQueryPhysicalDeviceProperties)(gnInstance, gnPhysicalDeviceHandle, gryphnInstanceFunctionLayers*);
typedef gnPhysicalDeviceFeatures (*PFN_gnQueryPhysicalDeviceFeatures)(gnInstanceHandle, gnPhysicalDeviceHandle, gryphnInstanceFunctionLayers*);
typedef gnPhysicalDeviceLimits (*PFN_gnQueryPhysicalDeviceLimits)(gnInstanceHandle, gnPhysicalDeviceHandle, gryphnInstanceFunctionLayers*);

typedef struct gnInstanceFunctions {
    gnBool (*_gnPhysicalDeviceCanPresentToSurface)(gnInstance instance, gnPhysicalDevice device, gnWindowSurfaceHandle windowSurface);

    gnReturnCode (*_gnCreateOutputDevice)(gnInstanceHandle instance, gnOutputDeviceHandle device, gnOutputDeviceInfo deviceInfo);
    void (*_gnDestroyOutputDevice)(gnOutputDeviceHandle device);

    #ifdef GN_PLATFORM_LINUX
        #ifdef GN_WINDOW_X11
            gnReturnCode (*_gnCreateX11WindowSurface)(gnWindowSurfaceHandle windowSurface, gnInstanceHandle instance, gnX11WindowSurfaceInfo createInfo);
        #endif
        #ifdef GN_WINDOW_WAYLAND
            gnReturnCode (*_gnCreateWaylandWindowSurface)(gnWindowSurfaceHandle windowSurface, gnInstanceHandle instance, gnWaylandWindowSurfaceInfo createInfo);
        #endif
    #endif


    #ifdef GN_PLATFORM_WIN32
        gnReturnCode (*_gnCreateWin32WindowSurface)(gnWindowSurfaceHandle windowSurface, gnInstanceHandle instance, gnWin32WindowSurfaceInfo createInfo);
    #endif

    #ifdef GN_PLATFORM_MACOS
        gnReturnCode (*_gnCreateMacOSWindowSurface)(gnWindowSurfaceHandle windowSurface, gnInstanceHandle instance, gnMacOSWindowSurfaceInfo createInfo);
    #endif

    void (*_gnDestroyWindowSurface)(gnWindowSurfaceHandle windowSurface);
    gnSurfaceDetails (*_gnGetSurfaceDetails)(gnWindowSurfaceHandle windowSurface, gnPhysicalDevice device);
} gnInstanceFunctions;