private void clickOnBtnConfirm(object sender, EventArgs e)
{
string token = "";
try
{
token = joinService.findToken();
}
catch (Exception ex)
{
MessageBox.Show("Unexpected error in database has occured.");
}
if (("false").Equals(token))
{
MessageBox.Show("First you must log in.");
this.Close();
}
else
{
if (("").Equals(tfSecondMember.Text))
{
MessageBox.Show("Fill in username of your team colleague.");
}
else
{
TeamPairDTO teamPair = new TeamPairDTO();
teamPair.teamMemberName = tfSecondMember.Text;
teamPair.token = token;
joinService.isConnected(teamPair, this);
}
}
}
/// <summary>
/// method checks internet connection before uploading name of new team member
/// </summary>
/// <param name="teamPair"></param>
/// <param name="joinWindow"></param>
public void isConnected(TeamPairDTO teamPair, JoinWindow joinWindow)
{
try
{
using (WebClient webClient = new WebClient())
{
using (var stream = webClient.OpenRead(Utils.serviceAddress))
{
stream.Close();
this.uploadTeamMemberUsername(teamPair, joinWindow);
}
}
}
catch (Exception ex)
{
MessageBox.Show("Server is unavailable. Check your internet connection.");
}
}
/// <summary>
/// method uploads name of new team member
/// </summary>
/// <param name="teamPair">instance of TeamPairDTO containing token and new team member name</param>
/// <param name="joinWindow">window for joining colleague to team</param>
public void uploadTeamMemberUsername(TeamPairDTO teamPair, JoinWindow joinWindow)
{
using (WebClient webClient = new WebClient())
{
string result = "";
string data = "";
webClient.Headers[HttpRequestHeader.ContentType] = "application/json; charset=utf-8";
data = ChangeService.EncodeNonAsciiCharacters(teamPair.serialize());
try
{
result = webClient.UploadString(Utils.serviceAddress + "/auth/pair", data);
joinWindow.closeWindow();
MessageBox.Show("Confirmation email has been sent to email address of your colleague.");
}
catch(WebException ex)
{
var response = ex.Response as HttpWebResponse;
int code = (int)response.StatusCode;
if (code == 401)
{
joinWindow.closeWindow();
MessageBox.Show("Please, log in once again.");
}
else if (code == 403)
{
MessageBox.Show("Self-addition to team is forbidden.");
}
else if (code == 405)
{
joinWindow.closeWindow();
MessageBox.Show("Your colleague has already invited you to team. You must click on link in the email in your email address.");
}
else if (code == 400)
{
MessageBox.Show("Your colleague must log in or you have filled incorrect username.");
}
else if (code == 409)
{
MessageBox.Show("Filled colleague is already in your team.");
}
else if (code == 406)
{
joinWindow.closeWindow();
MessageBox.Show("Team can have maximally 2 members.");
}
}
catch (Exception ex2)
{
MessageBox.Show("Unexpected error has occured.");
}
}
}