using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Drawing;

namespace ConvertTo16x16
{

    class Count
    {
        public int Argb { get; set; }
        public Point Position { get; set; }
        public int Anzahl { get; set; }

        public Count(int Anzahl)
        {
            this.Anzahl = Anzahl;
        }

        public Count(int Argb, Point Position, int Anzahl)
        {
            this.Argb = Argb;
            this.Position = Position;
            this.Anzahl = Anzahl;
        }

    }

    class Program
    {
        static void Main(string[] args)
        {

            //C:\Users\zamk\Bilder\RickNice.jpg

            Console.Write("Geben sie den Bildnamen an: ");
            string bildName = Console.ReadLine();

            Console.Write("Geben sie den Pfad an: ");
            string Pfad = Console.ReadLine();

            //string Pfad = @"D:\Pictures16";
            //string bildName = "RickNice.jpg";
            int PixelAnzahl = 16;

            Bitmap bmp = new Bitmap($@"{Pfad}\{bildName}");
            Bitmap outcome = new Bitmap(PixelAnzahl, PixelAnzahl);
            int Width = bmp.Width / PixelAnzahl;
            int Height = bmp.Height / PixelAnzahl;

            int counter = 0;

            Console.Write("Performing some task... ");
            using (var progress = new ProgressBar())
            {
                for (int i = 0; i < PixelAnzahl; i++)
                {
                    for (int j = 0; j < PixelAnzahl; j++)
                    {

                        List<Count> Argb = new List<Count>();

                        for (int x = Width * i; x < Width * (i + 1); x++)
                        {
                            for (int y = Height * j; y < Height * (j + 1); y++)
                            {

                                bool Exists = false;

                                foreach (var item in Argb)
                                {
                                    if (bmp.GetPixel(x, y).ToArgb() == item.Argb) //Zu switch case umbauen
                                    {
                                        Exists = true;
                                        item.Anzahl += 1;
                                    }
                                }

                                if (!Exists)
                                {
                                    Argb.Add(new Count(bmp.GetPixel(x, y).ToArgb(), new Point(x, y), 1));
                                }
                                counter++;
                                
                                double report = Convert.ToDouble(counter) / Convert.ToDouble(16 * 16 * Width * Height);

                                progress.Report(report);
                            }
                        }

                        Count BiggestItem = new Count(0);

                        foreach (var item in Argb)
                        {
                            if (item.Anzahl > BiggestItem.Anzahl)
                            {
                                BiggestItem = item;
                            }
                        }

                        outcome.SetPixel(i, j, Color.FromArgb(BiggestItem.Argb));

                    }



                }
            }
            outcome.Save($@"{Pfad}\16x16{bildName}");

        }
    }
}