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dust/examples/clue_solver.ds

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cards = {
rooms = ['Library' 'Kitchen' 'Conservatory']
suspects = ['White' 'Green' 'Scarlett']
weapons = ['Rope' 'Lead_Pipe' 'Knife']
}
is_ready_to_solve = (cards <map>) <bool> {
(length(cards:suspects) == 1)
&& (length(cards:rooms) == 1)
&& (length(cards:weapons) == 1)
}
remove_card = (cards <map>, opponent_card <str>) <none> {
cards:rooms -= opponent_card
cards:suspects -= opponent_card
cards:weapons -= opponent_card
}
make_guess = (cards <map>, current_room <str>) <none> {
if is_ready_to_solve(cards) {
output(
'I accuse '
+ cards:suspects:0
+ ' in the '
+ cards:rooms:0
+ ' with the '
+ cards:weapons:0
+ '!'
)
} else {
output(
'I question '
+ random:from(cards:suspects)
+ ' in the '
+ current_room
+ ' with the '
+ random:from(cards:weapons)
+ '.'
)
}
}
take_turn = (cards <map>, opponent_card <str>, current_room <str>) <none> {
remove_card(cards opponent_card)
make_guess(cards current_room)
}
take_turn(cards 'Rope' 'Kitchen')
take_turn(cards 'Library' 'Kitchen')
take_turn(cards 'Conservatory' 'Kitchen')
take_turn(cards 'White' 'Kitchen')
take_turn(cards 'Green' 'Kitchen')
take_turn(cards 'Knife' 'Kitchen')