Aryadev Chavali
3906be4d59
Generally, ACE is the best card in Cantedraw in a card-by-card basis thus it should be the higher when comparing.
79 lines
1.8 KiB
Common Lisp
79 lines
1.8 KiB
Common Lisp
;;; model.lisp - 2025-02-14
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;; Copyright (C) 2025 Aryadev Chavali
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;; This program is distributed in the hope that it will be useful, but WITHOUT
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;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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;; FOR A PARTICULAR PURPOSE. See the GNU General Public License Version 2 for
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;; details.
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;; You may distribute and modify this code under the terms of the GNU General
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;; Public License Version 2, which you should have received a copy of along with
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;; this program. If not, please go to <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Model of cards and sets of cards in Lisp.
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;;; Code:
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(in-package :cantedraw.model)
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(deftype rank ()
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`(or (member :Jack :Queen :King :Ace)
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(integer 2 10)))
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(deftype suit ()
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`(member :Diamonds :Clubs :Hearts :Spades :Joker))
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(deftype card () `(cons rank suit))
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(deftype int-card () `(integer 0 51))
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(fn cardsetp (lst) (-> (list) boolean)
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(every #'(lambda (x) (typep x 'card)) lst))
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(deftype cardset () `(and list (satisfies cardsetp)))
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(fn int->suit (n) (-> (int-card) suit)
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(case (floor n 13)
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(0 :Diamonds)
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(1 :Clubs)
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(2 :Hearts)
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(3 :Spades)
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(t :Joker)))
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(fn suit->int (item) (-> (suit) (integer 0 4))
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(case item
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(:Diamonds 0)
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(:Clubs 1)
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(:Hearts 2)
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(:Spades 3)
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(t 4)))
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(fn int->rank (n) (-> (int-card) rank)
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(case (mod n 13)
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(9 :Jack)
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(10 :Queen)
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(11 :King)
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(12 :Ace)
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(t (+ n 2))))
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(fn rank->int (rank) (-> (rank) (integer 0 12))
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(case rank
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(:Jack 9)
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(:Queen 10)
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(:King 11)
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(:Ace 12)
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(t (- rank 2))))
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(fn int->card (num) (-> (int-card) card)
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(cons (int->rank num)
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(int->suit num)))
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(fn card->int (card) (-> (card) int-card)
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(destructuring-bind (rank . suit) card
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(->> (suit->int suit)
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(* 13)
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(+ (rank->int rank)))))
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