/// <summary>
/// Determine is a word is reserved and needs special quoting.
/// </summary>
/// <param name="word">The word that should be checked for.</param>
/// <returns><see langword="true"/> if the word is reserved.</returns>
public override bool IsReservedWord(string word)
{
Check.VerifyNotNull(word, Error.NullParameter, "word");
// Trim whitespaces
word = word.Trim();
// Tokens should not contain spaces or special characters
if (word.IndexOfAny(new[] { ' ', '-' }) >= 0)
{
return(true);
}
// Lookup word in the list of reserved words
if (reservedWords.IsReservedWord(word))
{
return(true);
}
return(false);
}
public Message CreatingMessageToBeSend(string message)
{
Message messageSending = new Message();
if (message.Count(p => p == '/') > 1)
{
throw new InvalidMessageException("The message contains more than 1 '/'");
}
if (message.StartsWith('/'))
{
//0 is the command with /
//1 is what command does
var commandSplit = message.Split(' ');
string command = commandSplit[0].Remove(0, 1);
string commandText = commandSplit.Count() > 1 ? commandSplit[1] : "";
string messageToBeSend = null;
// all the rest is message to be send.
if (commandSplit.Count() > 2)
{
for (int i = 2; i < commandSplit.Count(); i++)
{
messageToBeSend += commandSplit[i] + " ";
}
messageToBeSend = messageToBeSend.TrimEnd();
}
if (ReservedWords.IsReservedWord(command.ToUpper()))
{
switch (command.ToUpper())
{
case ReservedWords.ChangeRoom:
if (string.IsNullOrWhiteSpace(commandText))
{
throw new InvalidCommandException("Please provide a room name");
}
return(new Message()
{
ChangeRoomName = commandText
});
case ReservedWords.CreateRoom:
if (string.IsNullOrWhiteSpace(commandText))
{
throw new InvalidCommandException("Please provide a room name");
}
return(new Message()
{
CreateRoomName = commandText
});
case ReservedWords.Nickname:
if (string.IsNullOrWhiteSpace(commandText))
{
throw new InvalidCommandException("Please provide a nickname");
}
return(new Message()
{
ClientNickname = commandText
});
case ReservedWords.ListUsers:
return(new Message()
{
ListUsers = true
});
case ReservedWords.ListRoom:
return(new Message()
{
ListRooms = true
});
case ReservedWords.Userpublic:
if (string.IsNullOrWhiteSpace(commandText))
{
throw new InvalidCommandException("Please provide a user nickname");
}
if (string.IsNullOrWhiteSpace(messageToBeSend))
{
throw new InvalidCommandException("Please provide a message to be send");
}
return(new Message()
{
ClientNameToSendMessage = commandText, MessageToBeSend = messageToBeSend, MessageType = MessageType.Public
});
case ReservedWords.Userprivate:
if (string.IsNullOrWhiteSpace(commandText))
{
throw new InvalidCommandException("Please provide a user nickname");
}
if (string.IsNullOrWhiteSpace(messageToBeSend))
{
throw new InvalidCommandException("Please provide a message to be send");
}
return(new Message()
{
ClientNameToSendMessage = commandText, MessageToBeSend = messageToBeSend, MessageType = MessageType.Private
});
case ReservedWords.Help:
return(new Message()
{
AskedHelp = true
});
case ReservedWords.Exit:
return(new Message()
{
Exit = true
});
default:
throw new InvalidCommandException("Invalid command, please use command /help to show you all commands that you can use");
}
}
else
{
throw new InvalidCommandException("Invalid command, please use command /help to show you all commands that you can use");
}
}
//Sending to everyone in that room, since it's not a command.
messageSending.MessageToBeSend = message;
return(messageSending);
}