#region Using Statements
using System;
using System.Collections.Generic;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Microsoft.Xna.Framework.Storage;
using Microsoft.Xna.Framework.GamerServices;
#endregion

namespace PongGame
{
    /// <summary>
    /// This is the main type for your game
    /// </summary>
    public class Game1 : Game
    {
        GraphicsDeviceManager graphics;
        SpriteBatch spriteBatch;
        Texture2D text;

        //rektanglar
        Rectangle ballRect, paddelLeftRect, paddelRightRect;

        //mått
        int lengtPadelLeft = 150, lengthPadelRight = 150, width = 10;

        //bollens fart
        int ballSpeedX = 2, ballSpeedY = 2;

        public Game1()
            : base()
        {
            graphics = new GraphicsDeviceManager(this);
            Content.RootDirectory = "Content";
        }

        /// <summary>
        /// Allows the game to perform any initialization it needs to before starting to run.
        /// This is where it can query for any required services and load any non-graphic
        /// related content.  Calling base.Initialize will enumerate through any components
        /// and initialize them as well.
        /// </summary>
        protected override void Initialize()
        {
            // TODO: Add your initialization logic here

            base.Initialize();
        }

        /// <summary>
        /// LoadContent will be called once per game and is the place to load
        /// all of your content.
        /// </summary>
        protected override void LoadContent()
        {
            // Create a new SpriteBatch, which can be used to draw textures.
            spriteBatch = new SpriteBatch(GraphicsDevice);

            text = Content.Load<Texture2D>("pixel");

            // TODO: use this.Content to load your game content here

            //laddar Bollen
            ballRect = new Rectangle(Window.ClientBounds.Width / 2, Window.ClientBounds.Height / 2, width, width);
        }

        /// <summary>
        /// UnloadContent will be called once per game and is the place to unload
        /// all content.
        /// </summary>
        protected override void UnloadContent()
        {
            // TODO: Unload any non ContentManager content here
        }

        /// <summary>
        /// Allows the game to run logic such as updating the world,
        /// checking for collisions, gathering input, and playing audio.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        protected override void Update(GameTime gameTime)
        {

            ballRect.X += ballSpeedX;
            ballRect.Y += ballSpeedY;

            //kontrollera ifall bollen hamnar uppe eller nere
            if(ballRect.Y < 0 || ballRect.Y > Window.ClientBounds.Height)
            {
                ballSpeedY *= -1;
            }

            // TODO: Add your update logic here

            base.Update(gameTime);
        }

        /// <summary>
        /// This is called when the game should draw itself.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        protected override void Draw(GameTime gameTime)
        {
            GraphicsDevice.Clear(Color.Black);

            // TODO: Add your drawing code here

            spriteBatch.Begin();
            spriteBatch.Draw(text, ballRect, Color.GreenYellow);
            spriteBatch.End();

            base.Draw(gameTime);
        }
    }
}