public ChatCommand(ChatCommandType type)
{
Type = type;
Status = CommandStatus.CREATED;
}
public override bool execute(ICommand command)
{
if (command is ChatCommand)
{
ChatCommandType type = ((ChatCommand)command).Type;
IChatSource source = ChatManager.getSource(((ChatCommand)command).SourceName);
string username = ((ChatCommand)command).Username;
if (type == ChatCommandType.Create)
{
if (source.findUser(username) != null)
{
MessageLogger.log("Cannot create account. Username \"" + username + "\" already existed.");
command.Status = CommandStatus.FAILED;
return(true);
}
UserAccount account = source.createUser(username);
source.addUser(account);
}
else //if command is either log in, log off, or remove account
{
UserAccount account = source.findUser(username);
if (account == null)
{
MessageLogger.log("No account found with username \"" + username + "\".");
command.Status = CommandStatus.FAILED;
return(true);
}
if (type == ChatCommandType.Setup)
{
source.setup(account);
}
else if (source is IChatSourceAccountManager)
{
if (command is ChatModifyCommand)
{
account.Password = ((ChatModifyCommand)command).Password;
((IChatSourceAccountManager)source).modifyAccount(account);
}
else if (type == ChatCommandType.Login)
{
((IChatSourceAccountManager)source).login(account);
}
else if (type == ChatCommandType.Logout)
{
((IChatSourceAccountManager)source).logoff(account);
}
else if (type == ChatCommandType.Remove)
{
((IChatSourceAccountManager)source).removeAccount(account);
}
else
{
MessageLogger.log("Chat command type is not supported.");
command.Status = CommandStatus.FAILED;
return(true);
}
}
else
{
MessageLogger.log("Account modification is unavailable for this source.", MessageType.WARNING);
command.Status = CommandStatus.FAILED;
return(true);
}
}
//Command Successfully Executed
command.Status = CommandStatus.COMPLETED;
return(true);
}
else
{
return(false);
}
}
