using KumiScript.Renderer;
using SDL2;

public class EngineWindow
{
    internal ushort width {get; private set;}
    internal ushort height {get; private set;}
    internal string title {get; private set;}
    public EngineWindow(ushort horizontalResolution, ushort verticalResolution, string windowTitle)
    {
        width = horizontalResolution;
        height = verticalResolution;
        title = windowTitle;

        if (SDL.SDL_Init(SDL.SDL_INIT_VIDEO) < 0)
            throw new Exception("SDL2 Video init failed!");
        
        if (SDL_image.IMG_Init(SDL_image.IMG_InitFlags.IMG_INIT_PNG) < 0)
            throw new Exception("SDL2 Image init failed!");
    }

    public void show()
    {
        SDLWindow window = new SDLWindow(width, height, title);
        SDLRenderer renderer = new SDLRenderer(window);
        bool mainLoop = true;
        SDL.SDL_Event e;

        Scene s = new Scene(renderer);
        SceneElement background = new SceneElement(new Background("Resources/Backgrounds/test.png", renderer), 0, 0);
        SceneElement seiba = new SceneElement(new Sprite("Resources/Sprites/test.png", renderer), 0, 0);
        s.AddElement(background);
        s.AddElement(seiba);

        while (mainLoop)
        {
            while (SDL.SDL_PollEvent(out e) > 0)
            {
                switch (e.type)
                {
                    case SDL.SDL_EventType.SDL_QUIT:
                        mainLoop = false;
                        break;
                }
                renderer.Clear();
                s.DrawScene();
                renderer.SwapBuffers();
            }
        }
    }
}