65 lines
1.8 KiB
Scheme
65 lines
1.8 KiB
Scheme
(define-module (gib-gab-gob game)
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#:use-module (goblins)
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#:use-module (goblins vat)
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#:use-module (goblins actor-lib methods)
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#:use-module (goblins actor-lib sealers)
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#:use-module (goblins actor-lib selfish-spawn)
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#:use-module (ice-9 match)
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#:use-module (ice-9 rdelim)
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#:export (^ggg-controller))
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;; Actual Tic Tac Toe game
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(define ggg-size 3) ;; tic tac toe with more than 3x3 grid?
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(define (^ggg-controller bcom initiator? peer)
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(define mark (if initiator? 'x 'o))
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(define peer-mark (if initiator? 'o 'x))
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(define board (make-board))
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(define my-turn? (not initiator?))
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(methods
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;; The peer is telling us about the turn it took.
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[(peer-turn! coords)
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(if (not my-turn?)
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(begin
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(board-choose! board peer-mark coords)
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(set! my-turn? (not my-turn?))
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(board-display board))
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(error "It's my turn!"))]
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;; TODO: This needs to go somewhere else so the peer can't move for us!
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[(my-turn! coords)
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(if my-turn?
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(begin
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(board-choose! board mark coords)
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(set! my-turn? (not my-turn?))
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(board-display board))
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(error "It's not my turn."))]))
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;; Board logic
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(define (make-board)
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(make-array #f ggg-size ggg-size))
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(define (board-ref board coords)
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(match coords ((x y) (array-ref board y x))))
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(define (board-choose! board val coords)
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(match coords
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((x y)
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(define ref (board-ref board coords))
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(if ref
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(error "That space is already occupied with:" ref)
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(array-set! board val y x)))))
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(define (board-display board)
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(define (print m) (or m " "))
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;; this is .. probably messy?
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(array-slice-for-each-in-order
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1
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(lambda (x)
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(map (lambda (i) (format #t "[~a]" (print i)))
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(array->list x))
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(format #t "\n"))
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board))
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