using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using RecrownedAthenaeum.Input;
using RecrownedAthenaeum.Render;
using RecrownedAthenaeum.ScreenSystem;
using RecrownedAthenaeum.SpecialTypes;
using RecrownedAthenaeum.UI.Modular.Modules;
using RecrownedAthenaeum.UI.SkinSystem;
using RecrownedAthenaeum.UI.SkinSystem.Definitions;

namespace TestGame
{
    /// <summary>
    /// This is the main type for your game.
    /// </summary>
    public class TestGame : Game
    {
        GraphicsDeviceManager graphics;
        ConsistentSpriteBatch spriteBatch;
        Camera2D camera;
        BasicEffect effect;
        UIScrollable uIScrollable;
        Texture2D logo;
        Image logoImage;
        Skin skin;
        
        public TestGame()
        {
            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
            IsMouseVisible = true;
            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 ConsistentSpriteBatch(GraphicsDevice);
            effect = new BasicEffect(GraphicsDevice);
            effect.TextureEnabled = true;
            effect.VertexColorEnabled = true;
            camera = new Camera2D(graphics.PreferredBackBufferWidth, graphics.PreferredBackBufferHeight, effect);

            skin = new Skin(Content.Load<TextureAtlas>("UI"), Content.Load<Texture2D>("cursor"));
            skin.AddDefinition(new UIScrollableSkinDefinition("ScrollBar", "ScrollBar"));
            logo = Content.Load<Texture2D>("RhythmBullet");
            skin.Laminate();
            uIScrollable = new UIScrollable(skin);
            uIScrollable.Width = 256;
            uIScrollable.Height = 256;
            uIScrollable.HideScrollBars = true;

            logoImage = new Image(logo);
            uIScrollable.AddModules(logoImage);
            InputUtilities.InputListeners.Add(uIScrollable);
            // TODO: use this.Content to load your game content here
        }

        /// <summary>
        /// UnloadContent will be called once per game and is the place to unload
        /// game-specific 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)
        {
            InputUtilities.Update();
            if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed || Keyboard.GetState().IsKeyDown(Keys.Escape))
                Exit();
            uIScrollable.Update(gameTime);
            // 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)
        {
            spriteBatch.effect = effect;
            GraphicsDevice.Clear(Color.CornflowerBlue);
            spriteBatch.Begin(effect: effect);
            Rectangle smallRect = new Rectangle(0, 0, 64, 64);
            uIScrollable.Draw(spriteBatch);
            Rectangle normal = new Rectangle(0, 0, 128, 128);
            spriteBatch.End();

            base.Draw(gameTime);
        }
    }
}