using System.Linq;
using Microsoft.Xna.Framework;
using MonoGameLibrary.Graphics;

namespace ONDClient.GUI;

public class EnemyUIElement : UIElement {
    private readonly int unlitTexturesId;
    private bool currentlyLit = true;
    
    public EnemyUIElement(TextureRegion litTexture, TextureRegion unlitTexture, Point position, int drawPriority = 0) : base([litTexture, unlitTexture], position, drawPriority) {
        unlitTexturesId = 1;
    }
    
    public EnemyUIElement(TextureRegion[] litTextures, TextureRegion[] unlitTextures, Point position, int drawPriority = 0) : base(litTextures.Concat(unlitTextures).ToArray(), position, drawPriority) {
        unlitTexturesId = litTextures.Length;
    }

    public void SetTexture(bool lit, int id) {
        currentlyLit = lit;
        base.SetTexture(lit ? id : id + unlitTexturesId);
    }

    public override void SetTexture(int id) {
        base.SetTexture(currentlyLit ? id : id + unlitTexturesId);
    }

    public void SetTexture(bool lit) {
        if(lit == currentlyLit) return;
        currentlyLit = lit;
        SetTexture(lit ? CurrentTextureId - unlitTexturesId : CurrentTextureId);   
    }
}