/*
 
  This Source Code Form is subject to the terms of the Mozilla Public
  License, v. 2.0. If a copy of the MPL was not distributed with this
  file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
  Copyright (C) 2009-2020 Michael Möller <mmoeller@openhardwaremonitor.org>
	
*/

using OpenHardwareMonitor.Utilities;
using System;
using System.IO;
using System.Net;
using System.Text;
using System.Windows.Forms;

namespace OpenHardwareMonitor.GUI {
  public partial class CrashForm : Form {

    private Exception exception;

    public CrashForm() {
      InitializeComponent();
    }

    public Exception Exception {
      get { return exception; }
      set {
        exception = value;
        StringBuilder s = new StringBuilder();
        Version version = typeof(CrashForm).Assembly.GetName().Version;
        s.Append("Version: "); s.AppendLine(version.ToString());        
        s.AppendLine();
        s.AppendLine(exception.ToString());
        s.AppendLine();
        if (exception.InnerException != null) {
          s.AppendLine(exception.InnerException.ToString());
          s.AppendLine();
        }
        s.Append("Common Language Runtime: "); 
        s.AppendLine(Environment.Version.ToString());
        s.Append("Operating System: ");
        s.AppendLine(Environment.OSVersion.ToString());
        s.Append("Process Type: ");
        s.AppendLine(IntPtr.Size == 4 ? "32-Bit" : "64-Bit");
        reportTextBox.Text = s.ToString();        
      }
    }

    private void sendButton_Click(object sender, EventArgs e) {
      try {
        Version version = typeof(CrashForm).Assembly.GetName().Version;
        WebRequest request = WebRequest.Create(
          "http://openhardwaremonitor.org/report.php");
        request.Method = "POST";
        request.Timeout = 5000;
        request.ContentType = "application/x-www-form-urlencoded";

        string report =
          "type=crash&" +
          "version=" + HttpUtility.UrlEncode(version.ToString()) + "&" +
          "report=" + HttpUtility.UrlEncode(reportTextBox.Text) + "&" +
          "comment=" + HttpUtility.UrlEncode(commentTextBox.Text) + "&" +
          "email=" + HttpUtility.UrlEncode(emailTextBox.Text);
        byte[] byteArray = Encoding.UTF8.GetBytes(report);
        request.ContentLength = byteArray.Length;

        try {
          Stream dataStream = request.GetRequestStream();
          dataStream.Write(byteArray, 0, byteArray.Length);
          dataStream.Close();

          WebResponse response = request.GetResponse();
          dataStream = response.GetResponseStream();
          StreamReader reader = new StreamReader(dataStream);
          string responseFromServer = reader.ReadToEnd();
          reader.Close();
          dataStream.Close();
          response.Close();

          Close();
        } catch (WebException) {
          MessageBox.Show("Sending the crash report failed.", "Error", 
            MessageBoxButtons.OK, MessageBoxIcon.Error);
        }
      } catch {
      }
    }
  }  
}