:- module(command, [getCommand/2]).


:- consult('parser.prolog').




% functions for parsing a list of words into a recognised command

getCommand(['quit'],C) :- C =.. [quit].
getCommand(['exit'],C) :- C =.. [quit].


getCommand(['go',X],C) :- C =.. [move,X].
getCommand(['move',X],C) :- C =.. [move,X].


getCommand(['n'],C) :- C =.. [move,north].
getCommand(['north'],C) :- C =.. [move,north].
getCommand(['s'],C) :- C =.. [move,south].
getCommand(['south'],C) :- C =.. [move,south].
getCommand(['e'],C) :- C =.. [move,east].
getCommand(['east'],C) :- C =.. [move,east].
getCommand(['w'],C) :- C =.. [move,west].
getCommand(['west'],C) :- C =.. [move,west].


getCommand(['nw'],C) :- C =.. [move,northwest].
getCommand(['northwest'],C) :- C =.. [move,northwest].
getCommand(['ne'],C) :- C =.. [move,northeast].
getCommand(['northeast'],C) :- C =.. [move,northeast].
getCommand(['sw'],C) :- C =.. [move,southwest].
getCommand(['southwest'],C) :- C =.. [move,southwest].
getCommand(['se'],C) :- C =.. [move,southeast].
getCommand(['southeast'],C) :- C =.. [move,southeast].


getCommand(['take',X],C) :- C =.. [take,X].
getCommand(['shoot',X],C) :- C =.. [shoot,X].


getCommand(['l'],C) :- C =.. [look].
getCommand(['look'],C) :- C =.. [look].