#define WIN32_LEAN_AND_MEAN
#include <Windows.h>

#define SDL_MAIN_USE_CALLBACKS

#include <SDL3/SDL.h>
#include <SDL3/SDL_main.h>

#include <IAEngine/EngineInterface.hpp>

SDL_AppResult SDL_AppIterate(void *appstate)
{
    IAEngine_OnIterate();
    return SDL_APP_CONTINUE;
}

SDL_AppResult SDL_AppEvent(void *appstate, SDL_Event *event)
{
    switch (event->type) {
        case SDL_EVENT_QUIT:
            return SDL_APP_SUCCESS;
    }
    IAEngine_OnEvent(event);
    return SDL_APP_CONTINUE;
}

SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
{
    GameFunctionTable gameFunctionTable{};

    const auto gameLib = LoadLibrary("Game.dll");
    if(!gameLib)
    {
        IAE_LOG_ERROR("Failed to load the dynamic library \"Game.dll\". Please make sure it exists.");
        return SDL_APP_FAILURE;
    }

    gameFunctionTable.OnInitialize = (VOID(*)())GetProcAddress(gameLib, "Game_OnInitialize");    
    gameFunctionTable.OnTerminate = (VOID(*)())GetProcAddress(gameLib, "Game_OnTerminate");    
    gameFunctionTable.OnDebugDraw = (VOID(*)())GetProcAddress(gameLib, "Game_OnDebugDraw");    
    gameFunctionTable.OnFixedUpdate = (VOID(*)())GetProcAddress(gameLib, "Game_OnFixedUpdate");    
    gameFunctionTable.OnUpdate = (VOID(*)(IN FLOAT32 deltaTime))GetProcAddress(gameLib, "Game_OnUpdate");    
    gameFunctionTable.OnResize = (VOID(*)(IN INT32 newWidth, IN INT32 newHeight))GetProcAddress(gameLib, "Game_OnResize");  
    
    gameFunctionTable.GetName = (PCCHAR(*)())GetProcAddress(gameLib, "Game_GetName");    
    gameFunctionTable.GetVersion = (UINT64(*)())GetProcAddress(gameLib, "Game_GetVersion");    
    gameFunctionTable.GetPackageName = (PCCHAR(*)())GetProcAddress(gameLib, "Game_GetPackageName");    
    gameFunctionTable.GetDeveloperName = (PCCHAR(*)())GetProcAddress(gameLib, "Game_GetDeveloperName");    
    gameFunctionTable.GetPublisherName = (PCCHAR(*)())GetProcAddress(gameLib, "Game_GetPublisherName");    

    if(!IAEngine_OnInitialize(gameFunctionTable))
        return SDL_APP_FAILURE;

    return SDL_APP_CONTINUE;
}

void SDL_AppQuit(void *appstate, SDL_AppResult result)
{
    IAEngine_OnTerminate();
    SDL_Quit();
}