From 80297b7ac4c6b07cec9b4077c6fbe27a33d80d16 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Peter=20Babi=C4=8D?= <peter@peterbabic.dev>
Date: Sun, 3 Jan 2021 18:58:23 +0100
Subject: [PATCH] fix impossible picks

---
 src/App.svelte | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/src/App.svelte b/src/App.svelte
index 496b2d2..5962c1e 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -74,21 +74,22 @@
 
   const change = curr => {
     const prev = state.indexOf(pick)
-    const emptyHoles = [...state.keys()].filter(i => state[i] == hole)
-    const possibleDests = jumps.adjacencyList[curr].filter(jump =>
-      emptyHoles.includes(jump)
-    )
 
-    if (state[curr] == pole && prev == -1 && possibleDests.length > 0) {
-      state[curr] = pick
+    if (state[curr] == pole && prev == -1) {
+      let destExists = false
       jumps.adjacencyList[curr].forEach(jump => {
         const jumpedOver = commonBetween(curr, jump)
 
         if (state[jump] == hole && state[jumpedOver] == pole) {
           state[jump] = dest
+          destExists = true
         }
       })
 
+      if (destExists) {
+        state[curr] = pick
+      }
+
       return
     }