/// <summary>
/// Parses the input message and returns an isntance of the
/// <c>IMessageInfo</c> containing the parsed data.
/// </summary>
/// <param name="str">The string to parse.</param>
/// <returns></returns>
public static IMessageInfo ParseInputMessage(string str)
{
string[] toks = str.Split(new char[] { ' ', '(', ')', '\t', '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries);
if (toks.Length > 0)
{
string msg = ParserUtils.GetTokenAt(toks, 0);
if (msg == "init")
{
bool isOK = false;
string teamname = ParserUtils.GetTokenAt(toks, 1);
isOK = ParserUtils.IsTeamNameValid(teamname);
int unum;
isOK &= Int32.TryParse(ParserUtils.GetTokenAt(toks, 2), out unum);
if (!isOK)
{
return(IMessageInfo.GetIllegalMessage());
}
else
{
return new InitMessage()
{
TeamName = teamname, UNum = unum
}
};
}
else if (msg == "home")
{
bool isOK = false;
int r, c;
isOK = Int32.TryParse(ParserUtils.GetTokenAt(toks, 1), out r);
isOK &= Int32.TryParse(ParserUtils.GetTokenAt(toks, 2), out c);
if (!isOK)
{
return(IMessageInfo.GetIllegalMessage());
}
else
{
return new HomeMessage()
{
R = r, C = c
}
};
}
else if (msg == "episode-timeout")
{
string stat = ParserUtils.GetTokenAt(toks, 1);
EpisodeTimeoutMessage eptMsg = new EpisodeTimeoutMessage();
switch (stat)
{
case "opp-pass":
eptMsg.IsOur = false;
eptMsg.IsPass = true;
break;
case "opp-fail":
eptMsg.IsOur = false;
eptMsg.IsPass = false;
break;
case "our-pass":
eptMsg.IsOur = true;
eptMsg.IsPass = true;
break;
case "our-fail":
default:
eptMsg.IsOur = true;
eptMsg.IsPass = false;
break;
}
return(eptMsg);
}
else if (msg == "hold")
{
return(new HoldMessage());
}
else if (msg == "pass")
{
string unumstr = ParserUtils.GetTokenAt(toks, 1);
int dstUnum;
if (Int32.TryParse(unumstr, out dstUnum))
{
return new PassMessage()
{
DstUnum = dstUnum
}
}
;
else
{
return(IMessageInfo.GetIllegalMessage());
}
}
else if (msg == "move")
{
ActionTypes at = ActionTypes.Hold;
string dir = ParserUtils.GetTokenAt(toks, 1);
switch (dir)
{
case "east":
at = ActionTypes.MoveEast;
break;
case "north":
at = ActionTypes.MoveNorth;
break;
case "west":
at = ActionTypes.MoveWest;
break;
case "south":
at = ActionTypes.MoveSouth;
break;
case "north-east":
at = ActionTypes.MoveNorthEast;
break;
case "south-east":
at = ActionTypes.MoveSouthEast;
break;
case "south-west":
at = ActionTypes.MoveSouthWest;
break;
case "north-west":
at = ActionTypes.MoveNorthWest;
break;
default:
at = ActionTypes.Hold;
break;
}
if (at == ActionTypes.Hold)
{
return(IMessageInfo.GetIllegalMessage());
}
else
{
return new MoveMessage()
{
ActionType = at
}
};
}
}
return(IMessageInfo.GetIllegalMessage());
}
}
public static IMessageInfo ParseInputMessage(string str)
{
string[] toks = str.Split(new char[] { ' ', '(', ')', '\t', '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries);
if (toks.Length > 0)
{
string msg = ParserUtils.GetTokenAt(toks, 0);
if (msg == "see")
{
return(new SeeMessage()
{
SeeMsgTokens = toks
});
}
else if (msg == "init")
{
Sides side = Sides.Left;
string strSide = ParserUtils.GetTokenAt(toks, 1);
if (strSide == "l")
{
side = Sides.Left;
}
else if (strSide == "r")
{
side = Sides.Right;
}
else // it could be init error
{
return(new InitErrorMessage());
}
return(new InitOKMessage()
{
Side = side
});
}
else if (msg == "cycle")
{
int cl = Int32.Parse(ParserUtils.GetTokenAt(toks, 1));
return(new CycleMessage()
{
CycleLength = cl
});
}
else if (msg == "turbo")
{
bool isTurboMode = (ParserUtils.GetTokenAt(toks, 1) == "on");
return(new TurboMessage()
{
TurboOn = isTurboMode
});
}
else if (msg == "error")
{
return(new ErrorMessage());
}
else if (msg == "start")
{
return(new StartMessage());
}
else if (msg == "stop")
{
return(new StopMessage());
}
else if (msg == "settings")
{
return(new SettingsMessage()
{
SettingsMsgTokens = toks
});
}
}
return(IMessageInfo.GetIllegalMessage());
}