using System;
using System.Collections.Generic;
using System.IO;
using System.Net.Http;
using System.Threading.Tasks;

namespace nuget_cli
{
    internal class PushCommand
    {
        private static readonly int MAXSENDLEN = 0xffff;

        static internal async Task<PushReport> RunAsync(string pkg, string source, string apikey)
        {
            var report = new PushReport
            {
                PkgName = pkg
            };
            FileInfo fi = new FileInfo(pkg);
            if (!fi.Exists)
                throw new Exception("Le fichier n'existe pas");
            if (fi.Length > MAXSENDLEN)
                throw new Exception($"Le fichier ne passe pas, trop gros ({MAXSENDLEN}).");

            var fparams = new Dictionary<string, string> { { "userid", "9" } };

            using (var fss = fi.OpenRead())
            {

                try
                {
                    byte[] buffer = new byte[MAXSENDLEN];
                    var form_bytes_read = fss.Read(buffer, 0, MAXSENDLEN);
                    report.UploadFilesToServer(new Uri(source), fparams, fi.Name, "application/octet-stream", 
                   apikey,   buffer);

                }
                catch (Exception ex)
                {
                    await Console.Error.WriteLineAsync(ex.Message);
                    throw;
                }
            }
            report.Executed = true;
            return report;
        }
    }
}