using System.Collections.Generic;
using System.IO;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework;
using System.Linq;
using Myra.Graphics2D.UI;
using Myra.Graphics2D.Brushes;

namespace Sledgemapper
{
    public static class ExtensionMethods
    {
        public static Dictionary<string, T> LoadContentFolder<T>(this ContentManager contentManager, string contentFolder)
        {
            DirectoryInfo dir = new(contentManager.RootDirectory + "/" + contentFolder);
            if (!dir.Exists)
                throw new DirectoryNotFoundException();
            Dictionary<string, T> result = new();

            FileInfo[] files = dir.GetFiles("*.*");
            foreach (FileInfo file in files.Where(f => f.Extension != ".ttf" && f.Extension != ".otf"))
            {
                result.Add(file.Name.Split('.')[0], contentManager.Load<T>(contentFolder + "/" + file.Name.Split('.')[0]));
            }
            return result;
        }

        public static IEnumerable<string> Split(this string str, int chunkSize) => Enumerable.Range(0, str.Length / chunkSize)
                                                                                 .Select(i => str.Substring(i * chunkSize, chunkSize));

        public static Point AbsPoint(this Point point)
        {
            return new Point(System.Math.Abs(point.X), System.Math.Abs(point.Y));
        }

         public static (Window Window, C Content) GetParentContentInWindow<C>(this Widget widget) where C : Widget
        {
            Container container = widget.Parent;
            while (!(container is Window))
            {
                container = container.Parent;
            }

            var localWindow = (Window)container;
            var localContent = localWindow.Content as C;
            return (localWindow, localContent);
        }

        public static Window GetContainingWindow(this Widget widget)
        {
            var container = widget.Parent;
            while (!(container is Window) || container is null)
            {
                container = container.Parent;
            }

            return container as Window;
        }

        public static bool ValidateTextbox(this TextBox textBox)
        {
            var valid = !string.IsNullOrWhiteSpace(textBox.Text);
            if (!valid)
            {
                textBox.Background = new SolidBrush(Color.Red);
            }
            else
            {
                textBox.Background = new SolidBrush(new Color(51, 51, 51)); ;
            }
            return valid;
        }

        public static void ShowInModalWindow(this Widget widget, Desktop desktop, string title)
        {
            Window window = new()
            {
                Title = title,
                Content=widget
            };

            window.ShowModal(desktop);
        }
    }

    //public interface IExtendedWidget
    //{
    //    void ShowInModalWindow(this Widget widget, string title)
     
    //}
}