feat: capturing cannot break a mill
refactors the way mill? is written to make it a little more versatile
Tento commit je obsažen v:
dozens
rodič
7c07d6e6ec
revize
7776b2011a
@ -2,7 +2,7 @@
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(local {: flip} (require :lib.flip))
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(local {: head} (require :lib.head))
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(local {: keys} (require :lib.keys))
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(local {: mill?} (require :lib.mill))
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(local {: mill-at?} (require :lib.mill))
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(local {: pprint} (require :lib.tableprint))
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(local {: slice} (require :lib.slice))
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(local {: tail} (require :lib.tail))
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@ -12,7 +12,7 @@
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: flip
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: head
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: keys
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: mill?
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: mill-at?
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: pprint
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: slice
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: tail
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53
lib/mill.fnl
53
lib/mill.fnl
@ -1,45 +1,42 @@
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(local {: contains} (require :lib.contains))
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(fn get-candidates [all-mills next-move]
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"a list of mills that contain next-move"
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(icollect [_ mill (ipairs all-mills)] (if (contains mill next-move) mill)))
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(fn candidates->moves [candidates current-moves move player]
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"a list of the candidate mills expressed as current moves"
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(icollect [_ spaces (ipairs candidates)]
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(icollect [_ space (ipairs spaces)]
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(if (= space move) :x (. current-moves space)))))
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(fn moves->mills [spaces player]
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"a list of bools if the candidate moves + player are all the same"
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(let [next-move (icollect [_ y (ipairs spaces)]
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(icollect [_ x (ipairs y)]
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(if (= x :x) player x))) ]
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(icollect [_ move (ipairs next-move)]
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(accumulate [acc true
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idx m (ipairs move)]
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(and acc (= player m))))))
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(fn any [t]
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(accumulate [acc false
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"take a list of booleans, returns true if any of them are true"
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(accumulate [acc false
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i x (ipairs t)]
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(or acc x)))
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(fn move-mills [moves-list]
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(icollect [_ moves (ipairs moves-list)]
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(let [player (. moves 1)]
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(accumulate [acc true
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_ m (ipairs moves)]
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(and acc (not= m 0) (= player m))))))
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(fn mill? [all-mills current-moves next-move player]
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"Does the current move for the current player create a mill?"
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(let [candidates (get-candidates all-mills next-move)
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moves (candidates->moves candidates current-moves next-move player)
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mills (moves->mills moves player)
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result (any mills)]
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result))
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(fn candidate-moves [candidates moves]
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"Just turning board spaces into player moves"
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(icollect [_ spaces (ipairs candidates)]
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(icollect [_ space (ipairs spaces)]
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(. moves space))))
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{: mill?
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(fn mill-at? [all-mills current-moves move]
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"Is there a mill at this move?"
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(let [candidates (get-candidates all-mills move)
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my-moves (candidate-moves candidates current-moves)
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my-mills (move-mills my-moves)
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result (any my-mills)
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]
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result))
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{: mill-at?
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;; not for consumption,
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;; just for testing:
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: get-candidates
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: candidates->moves
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: moves->mills
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: candidate-moves
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: move-mills
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: any
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}
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@ -1,89 +1,48 @@
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(let [{: describe
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:end test-end} (require :lib.test)
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{: mill?
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{: mill-at?
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: get-candidates
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: candidates->moves
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: moves->mills
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: move-mills
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: candidate-moves
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: any
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} (require :lib.mill)
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{: mills } (require :lib.constants)
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with-mills (partial mill? mills)]
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with-mills (partial mill-at? mills)]
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(describe "Mill" (fn []
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(describe "#get-candidates()" (fn [t]
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(t
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(let [move 3
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expected [[1 2 3] [3 15 24]]
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moves [ 1 1 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ]
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]
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{:given (string.format "a move of %d" move)
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:should "return [[1 2 3] [3 15 24]]"
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: expected
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:actual (get-candidates mills move)
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}))
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(let [move 3
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expected [[1 2 3] [3 15 24]]
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moves [ 1 1 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ]
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]
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{:given (string.format "a move of %d" move)
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:should "return [[1 2 3] [3 15 24]]"
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: expected
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:actual (get-candidates mills move)
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}))
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(t
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(let [move 1
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expected [[1 2 3] [1 10 22]]
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moves [ 0 0 0 ]
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]
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{:given (string.format "a move of %d" move)
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:should "return [[1 2 3] [1 10 22]]"
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: expected
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:actual (get-candidates mills move)
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}))))
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(describe "#candidates->moves()" (fn [t]
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(t
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(let [candidates [[1 2 3] [1 10 22]]
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moves [0 1 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 2]
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expected [[:x 1 1] [:x 2 2]]
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move 1
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player 2
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]
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{:given "a list of spaces and of current moves"
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:should "return a map of spaces to moves"
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: expected
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:actual (candidates->moves candidates moves move player)
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}))
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(t
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(let [candidates [[1 2 3] [3 15 24]]
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moves [ 1 1 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ]
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expected [[1 1 :x] [:x 0 0]]
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move 3
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player 1
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]
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{:given "a list of candidates and of current moves"
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:should "return an x-map of spaces to moves"
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: expected
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:actual (candidates->moves candidates moves move player)
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}))))
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(describe "#moves->mills()" (fn [t]
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(t
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(let [spaces [[:x 1 1] [:x 2 2]]
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moves [0 1 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 2]
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player 2
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]
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{:given "a list of spaces and of current moves"
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:should "return a map of spaces to moves"
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:expected [false true]
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:actual (moves->mills spaces player)
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}))
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(t
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(let [spaces [[1 1 :x] [:x 0 0]]
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moves [ 1 1 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ]
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player 1
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]
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{:given "a list of canditate-moves and of current moves"
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:should "return a map of spaces to moves"
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:expected [true false]
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:actual (moves->mills spaces player)
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}))))
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(let [move 1
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expected [[1 2 3] [1 10 22]]
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moves [ 0 0 0 ]
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]
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{:given (string.format "a move of %d" move)
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:should "return [[1 2 3] [1 10 22]]"
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: expected
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:actual (get-candidates mills move)
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}))
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(t
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(let [move 1
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moves [2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
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expected [[1 2 3] [1 10 22]]
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]
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{:given (string.format "a move of %d" move)
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:should "still return [[1 2 3] [1 10 22]]"
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: expected
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:actual (get-candidates mills move)
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}))
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))
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(describe "#any()" (fn [t]
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(t {:given "a table of false false true"
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:should "return true"
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@ -106,36 +65,86 @@
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:actual (any [true])
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})))
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(describe "#move-mills()" (fn [t]
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(t
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(let [moves [[1 1 1] [0 2 2]]
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]
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{:given "a list of moves"
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:should "turn them into true/false if they are mills"
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:expected [true false]
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:actual (move-mills moves)
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}))
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(t
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(let [moves [[0 1 1] [0 2 2]]
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]
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{:given "no mills"
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:should "should return false"
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:expected [false false]
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:actual (move-mills moves)
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}))
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(t
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(let [moves [[2 2 2] [2 0 0]]
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]
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{:given "mill, no mill"
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:should "should return true false"
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:expected [true false]
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:actual (move-mills moves)
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}))
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))
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(describe "#mill?()" (fn [t]
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(describe "#candidate-moves()" (fn [t]
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(t (let [spaces [[1 2 3] [1 10 22]]
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moves [2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
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]
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{:given "spaces [[1 2 3] [1 10 22]]"
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:should "map to moves"
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:expected [[2 2 2] [2 0 0]]
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:actual (candidate-moves spaces moves)
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}
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)
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)
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))
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(describe "#mill-at?()" (fn [t]
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(t
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(let [move 1
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player 1
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moves [0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
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with-moves (partial with-mills moves)]
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{:given (string.format "a move of P%d:%d with moves %s" player move (table.concat moves ","))
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:should "not be a mill"
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moves [0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
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]
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{:given "no mills"
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:should "return false"
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:expected false
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:actual (with-moves move player)
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:actual (mill-at? mills moves move)
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}))
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(t
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(let [move 3
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player 1
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moves [1 1 0]
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(let [move 4
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moves [1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
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with-mills (partial mill-at? mills)
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with-moves (partial with-mills moves)]
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{:given (string.format "a move of P%d:%d with moves %s" player move (table.concat moves ","))
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:should "be a mill"
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:expected true
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:actual (with-moves move player)
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{:given "a mill but not at Move"
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:should "return false"
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:expected false
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:actual (with-moves move)
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}))
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(t
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(let [move 3
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player 1
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moves [ 1 1 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ]
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(let [move 1
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moves [2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
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with-mills (partial mill-at? mills)
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with-moves (partial with-mills moves)]
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{:given (string.format "a move of P%d:%d with moves %s" player move (table.concat moves ","))
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:should "be a mill"
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{:given "a mill"
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:should "return true"
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:expected true
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:actual (with-moves move player)
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}))))
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:actual (with-moves move)
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}))
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(t
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(let [move 1
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moves [2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
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with-mills (partial mill-at? mills)
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with-moves (partial with-mills moves)]
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{:given "a mill"
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:should "return the opposite of false"
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:expected false
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:actual (not (with-moves move))
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}))
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))
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(test-end))))
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47
main.fnl
47
main.fnl
@ -5,12 +5,12 @@
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: flip
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: pprint
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: slice
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:mill? mill-maker
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:mill-at? mill-at-maker
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} (require :lib.index))
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;; constants...more like just strings
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(local const (require :lib.constants))
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;; front-loading mill with a partial
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(local mill? (partial mill-maker const.mills))
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(local mill-at? (partial mill-at-maker const.mills))
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; there are three phases of play:
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@ -40,6 +40,7 @@
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; 0 = unoccupied
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; 1 = Player 1
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; 2 = Player 2
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;; TODO: move this to game.moves?
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(local moves (fcollect [i 1 24] 0))
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@ -48,14 +49,21 @@
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:player player.one
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:stage stages.placing
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:update (fn [self move]
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(if (mill? moves move self.player)
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(do
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(print "Mooooooo")
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(tset self :stage stages.capture)
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)
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(tset self :player (if (= player.one self.player) player.two player.one))
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)
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)
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(case self.stage
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4 ;; capture
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(do
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(tset moves move 0)
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(tset self :player (self:next-player))
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(tset self :stage stages.placing)
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)
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1 ;; placing
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(if (mill-at? moves move)
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(tset self :stage stages.capture)
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(tset self :player (self:next-player))
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)
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)
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)
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:next-player (fn [self] (if (= player.one self.player) player.two player.one))
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})
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@ -72,8 +80,8 @@
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(do
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(let [offset (+ index slots)
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myslice (slice moves index offset)]
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(print (string.format row-template (table.unpack myslice)))
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(set index offset)))
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(print (string.format row-template (table.unpack myslice)))
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(set index offset)))
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(print row))))
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(print (.. "Stage: " (string-upper (. (flip stages) game.stage))))
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(print (.. "Player " game.player "'s turn:")))
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@ -107,8 +115,9 @@
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(fn space-is-occupied-by-opponent? [m]
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(let [opponent (if (= game.player 1) 2 1)]
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(= opponent (. moves (index-of-move m)))))
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(let [opponent (if (= game.player 1) 2 1)
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result (= opponent (. moves (index-of-move m))) ]
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result))
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@ -126,14 +135,15 @@
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(and
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(= stages.placing game.stage)
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(or (space-exists? move)
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(print "That space does not exist!\nHint: 1a 1A A1 a1 are all equal moves."))
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(print "That space does not exist!\nHint: 1a 1A A1 a1 are all the same move."))
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(or (space-is-unoccupied? move)
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(print "That space is occupied!")))
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(and
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;; TODO: add capturing phase
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(= stages.capturing game.stage)
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(or (space-is-occupied-by-opponent? move)
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(= stages.capture game.stage)
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(or (space-is-occupied-by-opponent? move)
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(print "Choose an opponent's piece to remove."))
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(or (not (mill-at? moves (index-of-move move)))
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(print "Ma'am, it is ILLEGAL to break up a mill."))
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)
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(and
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;; TODO: add flying phase
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@ -143,7 +153,6 @@
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)
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; get player input
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(fn get-move []
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(io.read))
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