run pattern algo

nikfrank · Apr 23, 2017 · 4fd0836 · 4fd0836
1 parent a46b18b
commit 4fd0836
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Showing 2 changed files with 30 additions and 1 deletion.
diff --git a/canon/crib/src/util/cases.js b/canon/crib/src/util/cases.js
@@ -74,7 +74,7 @@ export default [
   {
     name: 'four run',
     hand: [
-      { rank: 8, suit: 2 },
+      { rank: 7, suit: 2 },
       { rank: 10, suit: 3 },
       { rank: 11, suit: 2 },
       { rank: 12, suit: 3 },

diff --git a/canon/crib/src/util/score.js b/canon/crib/src/util/score.js
@@ -13,10 +13,39 @@ export default (hand, cut = {}) => {
 
   const flushPts = (hand.reduce( (p, c) => (( p === c.suit ) ? p : -1), hand[0].suit) > -1) ?
                    cards.filter( ({ suit }) => (suit === hand[0].suit) ).length : 0;
+
+
+  const runPattern = cards.sort((a, b) => (a.rank < b.rank) ? -1 : 1)
+                          .map( (c, i, arr) => Math.min((arr[i+1] || {rank: NaN}).rank - c.rank, 2) )
+                          .filter( n => !isNaN(n) ).join('').split('2')
+                          .filter( d => (d.length > 1) )[0];
+
+  const runPts = {
+    '11': 3,
+    '011': 6,
+    '101': 6,
+    '110': 6,
+
+    '111': 4,
+    '1110': 8,
+    '1101': 8,
+    '1011': 8,
+    '0111': 8,
+
+    '1111': 5,
+    '1100': 9,
+    '1001': 9,
+    '0011': 9,
+
+    '0101': 12,
+    '0110': 12,
+    '1010': 12,
+  }[runPattern] || 0;
 
   total += dibsPts;
   total += pairPts;
   total += flushPts;
+  total += runPts;
 
   return total;
 };