#r "System.Windows.Forms"

using System.Windows.Forms;
using System.Drawing;
using System.Drawing.Imaging;
using System.Drawing.Drawing2D;
using System.Net;
using System.Web;

HttpWebRequest hwr = HttpWebRequest.CreateHttp("https://raw.githubusercontent.com/nytimes/covid-19-data/master/us-states.csv");
class Stat
{
    public DateTime Date { get; set; }
    public String State { get; set; }
    public int Fips { get; set; }
    public int Cases { get; set; }
    public int Deaths { get; set; }
}

List<Stat> stats = new List<Stat>();

using (var r = hwr.GetResponse())
using (var srs = r.GetResponseStream())
using (var sr = new StreamReader(srs))
{
    sr.ReadLine();
    String line = "";
    while ((line = sr.ReadLine()) != null)
    {
        var parts = line.Split(',');
        stats.Add(new Stat
        {
            Date = DateTime.Parse(parts[0]),
            State = parts[1],
            Fips = int.Parse(parts[2]),
            Cases = int.Parse(parts[3]),
            Deaths = int.Parse(parts[4])
        });
    }
}

int lastCases = 0;
var info = stats.Where(x => x.State == "Washington")
     .Select(x => {

         var ret = new
         {
             Date = x.Date,
             Cases = x.Cases,
             Delta = x.Cases - lastCases,
             Deaths = x.Deaths
         };
         lastCases = x.Cases;

         return ret;
     })
    .ToList();


Form x = (new Form()
{
    Width = 1000,
    Height = 800,
BackColor = Color.White
});

x.Paint += (s, e) => {
    e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
    int offX = 10;

    float increment = (800 - 20) / (float)info.Count;
    float scaleCases = (600 - 40) / (float)info.Max(x => x.Cases);
    float scaleDeltas = (600 - 40) / (float)info.Max(x => x.Delta);

    int item = 0;
    e.Graphics.DrawLines(Pens.Blue, info.Select(x => new PointF(
          offX + (item++) * increment,
          600 - 20 - scaleCases * x.Cases
        )).ToArray());
    item = 0;
    e.Graphics.DrawLines(Pens.Orange, info.Select(x => new PointF(
          offX + (item++) * increment,
          600 - 20 - scaleCases * x.Delta
        )).ToArray());
    item = 0;
    e.Graphics.DrawLines(Pens.Red, info.Select(x => new PointF(
          offX + (item++) * increment,
          600 - 20 - scaleCases * x.Deaths
        )).ToArray());

    for (int i = 0; i < info.Count; ++i)
    {
        e.Graphics.FillEllipse(Brushes.LightBlue, offX + i * increment - 2, 600 - 20 - scaleCases * info[i].Cases - 2, 4, 4);
        e.Graphics.FillEllipse(Brushes.Yellow, offX + i * increment - 2, 600 - 20 - scaleCases * info[i].Delta - 2, 4, 4);
        e.Graphics.FillEllipse(Brushes.Pink, offX + i * increment - 2, 600 - 20 - scaleCases * info[i].Deaths - 2, 4, 4);

        e.Graphics.DrawString(info[i].Cases.ToString() + "(" + (info[i].Deaths / (float)info[i].Cases * 100).ToString("0.00") + "%)", new Font("Segoe UI", 8), Brushes.Blue, offX + (i) * increment + 10, 600 - 20 - scaleCases * info[i].Cases);
        e.Graphics.DrawString(info[i].Delta.ToString(), new Font("Segoe UI", 8), Brushes.Orange, offX + (i) * increment + 10, 600 - 20 - scaleCases * info[i].Delta);
        e.Graphics.DrawString(info[i].Deaths.ToString(), new Font("Segoe UI", 8), Brushes.Red, offX + (i) * increment + 10, 600 - 20 - scaleCases * info[i].Deaths);
    }


};

x.Show();
x.Invalidate();