using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Audio;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework.GamerServices;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Microsoft.Xna.Framework.Media;


namespace SpaceInvaders
{
    /// <summary>
    /// This is a game component that implements IUpdateable.
    /// </summary>
    public class MiniMap : Microsoft.Xna.Framework.DrawableGameComponent
    {
        private Game1 Game;

        private Texture2D original;
        private Texture2D minienemy;
        public List<Vector2> points;


        public MiniMap(Game game)
            : base(game)
        {
            // TODO: Construct any child components here
            this.Game = (Game1)game;
        }

        /// <summary>
        /// Allows the game component to perform any initialization it needs to before starting
        /// to run.  This is where it can query for any required services and load content.
        /// </summary>
        public override void Initialize()
        {

            // TODO: Add your initialization code here
            original = Game.Content.Load<Texture2D>("minimap");
            minienemy = Game.Content.Load<Texture2D>("enemymini");
            points = new List<Vector2>();

            foreach (Enemy en in Game.enemies.enemies)
            {
                Vector2 point = new Vector2();
                point.X = (en.position.X / 4) + 300;
                point.Y = en.position.Y / 4;
                points.Add(point);

            }

            base.Initialize();
        }

        /// <summary>
        /// Allows the game component to update itself.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        public override void Update(GameTime gameTime)
        {

            // TODO: Add your update code here
            for (int i = 0; i < Game.enemies.enemies.Count; i++)
            {
                Vector2 point = points.ElementAt(i);
                point.X = (Game.enemies.enemies.ElementAt(i).position.X / 4) + 300;
                point.Y = (Game.enemies.enemies.ElementAt(i).position.Y / 4);
                points[i] = point;
            }
            base.Update(gameTime);
        }


        public override void Draw(GameTime gameTime)
        {

                foreach (Vector2 point in points)
                {
                    Game.spriteBatch.Draw(minienemy, point, Color.White);
                }

            base.Draw(gameTime);
        }
    }
}