September 2017 Update

Task/Pig-the-dice-game/Clojure/pig-the-dice-game.clj

@@ -0,0 +1,41 @@
+(def max 100)
+
+(defn roll-dice []
+  (let [roll (inc (rand-int 6))]
+    (println "Rolled:" roll) roll))
+
+(defn switch [player]
+  (if (= player :player1) :player2 :player1))
+
+(defn find-winner [game]
+  (cond
+    (>= (:player1 game) max) :player1
+    (>= (:player2 game) max) :player2
+    :else nil))
+
+(defn bust []
+  (println "Busted!") 0)
+
+(defn hold [points]
+  (println "Sticking with" points) points)
+
+(defn play-round [game player temp-points]
+  (println (format "%s: (%s, %s).  Want to Roll? (y/n) " (name player) (player game) temp-points))
+  (let [input (clojure.string/upper-case (read-line))]
+    (if (.equals input "Y")
+      (let [roll (roll-dice)]
+        (if (= 1 roll)
+          (bust)
+          (play-round game player (+ roll temp-points))))
+      (hold temp-points))))
+
+(defn play-game [game player]
+    (let [winner (find-winner game)]
+      (if (nil? winner)
+        (let [points (play-round game player 0)]
+          (recur (assoc game player (+ points (player game))) (switch player)))
+        (println (name winner) "wins!"))))
+
+(defn -main [& args]
+  (println "Pig the Dice Game.")
+  (play-game {:player1 0, :player2 0} :player1))