using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using RecrownedAthenaeum.Camera;
using RecrownedAthenaeum.Input;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace RecrownedAthenaeum.UI.Modular
{
    public class UIModule : IInputListener
    {
        public Rectangle bounds;
        public Vector2 origin;
        public UIModuleGroup Parent;
        public string Name;
        public Color color = Color.White;

        public virtual void Update(GameTime gameTime)
        {
        }

        public virtual void Draw(SpriteBatch batch)
        {

        }

        public Rectangle ConvertToParentCoordinates(Rectangle bounds)
        {
            if (Parent != null)
            {
                Rectangle parentHitbox = Parent.ConvertToParentCoordinates(bounds);
                int tX = bounds.X + parentHitbox.X;
                int tY = bounds.Y + parentHitbox.Y;
                return new Rectangle(tX, tY, bounds.Width, bounds.Height);
            } else
            {
                return bounds;
            }
        }

        public void RemoveFromParent()
        {
            if (Parent == null)
            {
                throw new InvalidOperationException("Parent is null.");
            }
            Parent.RemoveModule(this);
        }

        /// <summary>
        /// Called whenever the keyboard state is changed.
        /// </summary>
        /// <param name="state">The current keyboard state.</param>
        /// <returns>Returning whether or not to continue to call the next listener.</returns>
        public virtual bool KeyboardStateChanged(KeyboardState state)
        {
            return true;
        }

        /// <summary>
        /// Called whenever the state of the mouse changes. This includes movement.
        /// </summary>
        /// <param name="state">The current state of the mouse.</param>
        /// <returns>Returning whether or not to continue to call the next listener.</returns>
        public virtual bool MouseStateChanged(MouseState state)
        {
            return true;
        }
    }
}