using System.Net;

namespace PdbServer.Controllers
{
    public class Helpers
    {
        public static bool DownloadFile(string URL, string filename)
        {
            if(File.Exists(filename))
            {
                File.Delete(filename);
            }
            try
            {
                HttpWebRequest Myrq = (System.Net.HttpWebRequest)System.Net.HttpWebRequest.Create(URL);
                HttpWebResponse myrp = (System.Net.HttpWebResponse)Myrq.GetResponse();
                Stream st = myrp.GetResponseStream();
                Stream so = new System.IO.FileStream(filename, System.IO.FileMode.Create);
                byte[] by = new byte[1024];
                int osize = st.Read(by, 0, (int)by.Length);
                while (osize > 0)
                {
                    so.Write(by, 0, osize);
                    osize = st.Read(by, 0, (int)by.Length);
                }
                so.Close();
                st.Close();
                myrp.Close();
                Myrq.Abort();
                return true;
            }
            catch (System.Exception e)
            {
                return false;
            }
        }
        public static byte[] HttpDownload(string url)
        {
            try
            {
                MemoryStream ms = new MemoryStream();
                HttpWebRequest request = WebRequest.Create(url) as HttpWebRequest;
                HttpWebResponse response = request.GetResponse() as HttpWebResponse;
                Stream responseStream = response.GetResponseStream();
                byte[] bArr = new byte[1024];
                int size = responseStream.Read(bArr, 0, (int)bArr.Length);
                while (size > 0)
                {
                    ms.Write(bArr, 0, size);
                    size = responseStream.Read(bArr, 0, (int)bArr.Length);
                }
                ms.Close();
                responseStream.Close();
                return ms.GetBuffer();
            }
            catch (Exception ex)
            {
                return null;
            }
        }
    }
}