public int lastMessageID()
{
using (MessageContext db = new MessageContext())
{
if (db.Messages.Count() != 0)
return db.Messages.Max(el => el.id);
else return 0;
}
}
public string[] getMessagesList(String user, String dialogue, DateTime connTime, int messageID)
{
lock (usersOnline)
{
usersOnline[user] = connTime;
}
using (MessageContext db = new MessageContext())
{
string[] sendMssgs;
if(dialogue != "commonDialogue")
sendMssgs = db.Messages.Where(el => el.id >= messageID && ((el.loginAddressee == user && el.loginSender == dialogue) || (el.loginAddressee == dialogue && el.loginSender == user))).Select(el => el.loginSender + " " + el.time + " : " + el.message).ToArray();
else
sendMssgs = db.Messages.Where(el => el.id >= messageID && el.loginAddressee == dialogue).Select(el => el.loginSender + " " + el.time + " : " + el.message).ToArray();
Console.WriteLine("The list of messages was updated on the client side.");
return sendMssgs;
}
}
public string verifyMessage(String msg, String user, String dialogue, DateTime connTime)
{
lock (usersOnline)
{
usersOnline[user] = connTime;
}
Regex regex1 = new Regex("з[^а-я]*а[^а-я]*м");
Regex regex2 = new Regex("д[^а-я]*а[^а-я]*н");
if (msg.Length > 100)
{
Console.WriteLine("The user's message wasn't accepted (>100 symbols).");
return "LONGMESSAGE";
}
else if (regex1.IsMatch(msg) || regex2.IsMatch(msg))
{
Console.WriteLine("The user's message wasn't accepted (banned word).");
return "BANNEDWORD";
}
else
{
using (MessageContext db = new MessageContext())
{
//if (db.Messages.Count() != 0)
// messages.Add(messages.ElementAt(messages.Count - 1).Key + 1, dialogue + "|" + user + " " + connTime.ToShortTimeString() + " : " + msg);
//else
// messages.Add(0, dialogue + "|" + user + " " + connTime.ToShortTimeString() + " : " + msg);
Message newMsg = new Message { loginSender = user, loginAddressee = dialogue, message = msg, time = connTime.ToShortTimeString() };
db.Messages.Add(newMsg);
db.SaveChanges();
}
Console.WriteLine("The user's message was accepted.");
return "MESSAGEACCEPTED";
}
}
