private async void TextBoxSend_KeyDown(object o, KeyEventArgs e)
{
if (e.KeyCode == Keys.Enter)
{
e.SuppressKeyPress = true;
if (!string.IsNullOrWhiteSpace(currentSendTextBox.Text))
{
string timestamp = DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ss");
AppendPendingMessage(Username, tabControlConversations.SelectedTab.Text, timestamp, currentSendTextBox.Text);
AppendChatLog(Username, tabControlConversations.SelectedTab.Text, timestamp, currentSendTextBox.Text);
currentReadTextBox.AppendText(Username + "> " + currentSendTextBox.Text + "\n");
string msg = currentSendTextBox.Text;
currentSendTextBox.Clear();
currentSendTextBox.Select(0, 0);
if (!ServerCommunicator.Communicating)
{
ServerCommunicator.Communicating = true;
if (await ServerCommunicator.SendMessage(Username, tabControlConversations.SelectedTab.Text, timestamp, msg))
{
//Ta bort från pending_messages.xml
RemovePendingMessage();
}
ServerCommunicator.Communicating = false;
}
}
}
}
private async void ButtonRegister_Click(object sender, EventArgs e)
{
if (!ValidInput() || ServerCommunicator.Communicating)
{
return;
}
ServerCommunicator.Communicating = true;
bool error = false;
do
{
try
{
await ServerCommunicator.Register(textBoxUserName.Text, textBoxPassWord.Text);
break;
}
catch (HttpRequestException ex)
{
error = true;
DialogResult result = MessageBox.Show(ex.Message, "Fel", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error);
if (result == DialogResult.Cancel)
{
break;
}
}
} while (error);
ServerCommunicator.Communicating = false;
}
private async void ChatForm_FormClosed(object sender, FormClosedEventArgs e)
{
Timer.Enabled = false;
Timer.Stop();
await ServerCommunicator.Logout(Username);
File.SetAttributes(Configurator.ChatLogPath, FileAttributes.Hidden | FileAttributes.ReadOnly);
File.SetAttributes(Configurator.PendingMessagesPath, FileAttributes.Hidden | FileAttributes.ReadOnly);
}
private async void LoadUsers()
{
XmlDocument doc = await ServerCommunicator.GetUsers(Username);
if (doc != null)
{
XmlNodeList list = doc.SelectNodes("/users/user");
if (list == null)
{
return;
}
foreach (XmlNode node in list)
{
bool alreadyThere = false;
foreach (ListViewItem listViewItem in listViewOthers.Items)
{
if (listViewItem.Text == node.InnerText)
{
alreadyThere = true;
break;
}
}
if (!alreadyThere)
{
listViewOthers.Items.Add(node.InnerText);
}
}
for (int i = 0; i < listViewOthers.Items.Count; i++)
{
bool exists = false;
foreach (XmlNode node in list)
{
if (listViewOthers.Items[i].Text == node.InnerText)
{
exists = true;
break;
}
}
if (!exists)
{
listViewOthers.Items.RemoveAt(i);
i--;
}
}
}
}
private async void Tick(object s, EventArgs e)
{
Timer.Stop();
if (await ServerCommunicator.CheckConnection(Username))
{
textBoxServerStatus.BackColor = Color.DarkOliveGreen;
textBoxServerStatus.Text = "Connected";
}
else
{
textBoxServerStatus.BackColor = Color.DarkRed;
textBoxServerStatus.Text = "Disconnected";
}
LoadUsers();
if (tabControlConversations.SelectedTab != null)
{
//Hämta timestamp
string timestamp = LoadTimestamp(tabControlConversations.SelectedTab.Text);
if (string.IsNullOrWhiteSpace(timestamp))
{
timestamp = DateTime.UtcNow.AddSeconds(-30).ToString("yyyy-MM-dd HH:mm:ss");
}
LoadChatLog(tabControlConversations.SelectedTab.Text, timestamp);
}
//Ta bort pending_messages
if (!ServerCommunicator.Communicating)
{
ServerCommunicator.Communicating = true;
File.SetAttributes(Configurator.PendingMessagesPath, FileAttributes.Normal);
XmlDocument doc = new XmlDocument();
doc.Load(Configurator.PendingMessagesPath);
XmlNode messages = doc.SelectSingleNode("/pending_messages");
XmlNode childMessage = messages.FirstChild;
doc = null;
if (childMessage != null && await ServerCommunicator.SendMessage(Username, childMessage.Attributes["receiver"].Value, childMessage.Attributes["timestamp"].Value, childMessage.InnerText))
{
RemovePendingMessage();
}
ServerCommunicator.Communicating = false;
File.SetAttributes(Configurator.PendingMessagesPath, FileAttributes.Hidden | FileAttributes.ReadOnly);
}
Timer.Start();
}
private async void ButtonLogOut_Click(object sender, EventArgs e)
{
Timer.Enabled = false;
Timer.Stop();
await ServerCommunicator.Logout(Username);
for (int i = 0; i < listViewOthers.Items.Count; i++)
{
listViewOthers.Items.RemoveAt(i);
i--;
}
for (int i = 0; i < tabControlConversations.TabPages.Count; i++)
{
tabControlConversations.TabPages.RemoveAt(i);
i--;
}
Hide();
LoginForm.Show();
}
private async void ButtonLogIn_Click(object sender, EventArgs e)
{
if (!ValidInput() || ServerCommunicator.Communicating)
{
return;
}
ServerCommunicator.Communicating = true;
bool error = false;
do
{
try
{
if (await ServerCommunicator.Login(textBoxUserName.Text, textBoxPassWord.Text))
{
chatForm.Username = textBoxUserName.Text;
chatForm.Timer.Enabled = true;
chatForm.Timer.Start();
chatForm.Show();
Hide();
}
break;
}
catch (HttpRequestException ex)
{
error = true;
DialogResult result = MessageBox.Show(ex.Message, "Fel", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error);
if (result == DialogResult.Cancel)
{
break;
}
}
} while (error);
ServerCommunicator.Communicating = false;
}
private async void LoadChatLog(string target, string sinceTime, bool remote = true)
{
if (remote)
{
XmlDocument doc = await ServerCommunicator.GetChatLog(Username, target, sinceTime);
if (doc != null)
{
XmlNodeList list = doc.SelectNodes("/chatlog/message");
//var querySpecificMessages = from XmlNode node in list where DateTime.Parse(node.Attributes["timestamp"].Value) > DateTime.Parse(sinceTime) select node;
foreach (XmlNode node in list)
{
if (node.Attributes["sender"].Value == Username)
{
currentReadTextBox.AppendText(Username + "> " + node.InnerText + "\n");
}
else
{
currentReadTextBox.AppendText(target + "> " + node.InnerText + "\n");
}
AppendChatLog(node.Attributes["sender"].Value, target, node.Attributes["timestamp"].Value, node.InnerText);
/*
* XmlDocument logDoc = new XmlDocument();
* logDoc.Load(Configurator.ChatLogPath);
*
* XmlNode copiedNode = logDoc.CreateElement(node.Name);
* foreach (XmlAttribute attribute in node.Attributes)
* {
* XmlAttribute copiedAttribute = logDoc.CreateAttribute(attribute.Name);
* copiedAttribute.Value = attribute.Value;
* copiedNode.Attributes.Append(copiedAttribute);
* }
* copiedNode.InnerText = node.InnerText;
*
* XmlNode targetNode = logDoc.SelectSingleNode("chat_log/" + target);
* targetNode.AppendChild(copiedNode);
*
* logDoc.Save(Configurator.ChatLogPath);
*/
}
}
}
else
{
File.SetAttributes(Configurator.ChatLogPath, FileAttributes.Normal);
XmlDocument doc = new XmlDocument();
doc.Load(Configurator.ChatLogPath);
XmlNodeList nodeList = doc.SelectNodes("/chat_log/" + target + "/message");
var querySpecificMessages = from XmlNode node in nodeList
where DateTime.Parse(node.Attributes["timestamp"].Value) > DateTime.Parse(sinceTime) &&
(node.Attributes["sender"].Value == Username || node.Attributes["sender"].Value == target) select node;
foreach (XmlNode node in querySpecificMessages)
{
if (node.Attributes["sender"].Value == Username)
{
currentReadTextBox.AppendText(Username + "> " + node.InnerText + "\n");
}
else
{
currentReadTextBox.AppendText(target + "> " + node.InnerText + "\n");
}
}
File.SetAttributes(Configurator.ChatLogPath, FileAttributes.Hidden | FileAttributes.ReadOnly);
}
}
