X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=client%2Fsrc%2Fvariants%2FJoker.js;h=a3cbdad550086a52a10a20c4146d105ab869e312;hb=HEAD;hp=fd302bbb7a35f9bbd891e6949ef4a6f6ca89e5a0;hpb=cee75a57d2f4f89c89d64cefbab55d839a238ed9;p=vchess.git

diff --git a/client/src/variants/Joker.js b/client/src/variants/Joker.js
index fd302bbb..a3cbdad5 100644
--- a/client/src/variants/Joker.js
+++ b/client/src/variants/Joker.js
@@ -11,8 +11,8 @@ export class JokerRules extends ChessRules {
     );
   }
 
-  static GenRandInitFen(randomness) {
-    const antikingFen = Antiking2Rules.GenRandInitFen(randomness);
+  static GenRandInitFen(options) {
+    const antikingFen = Antiking2Rules.GenRandInitFen(options);
     return antikingFen.replace('a', 'J').replace('A', 'j');
   }
 
@@ -48,7 +48,7 @@ export class JokerRules extends ChessRules {
 
   getPotentialJokerMoves([x, y]) {
     const moving =
-      super.getSlideNJumpMoves([x, y], V.steps[V.KNIGHT], "oneStep")
+      super.getSlideNJumpMoves([x, y], V.steps[V.KNIGHT], 1)
       .concat(super.getSlideNJumpMoves([x, y],
         V.steps[V.ROOK].concat(V.steps[V.BISHOP])));
     let swapping = [];
@@ -58,18 +58,21 @@ export class JokerRules extends ChessRules {
         // Following test is OK because only one Joker on board at a time
         if (this.board[i][j] != V.EMPTY && this.getColor(i, j) == c) {
           const p = this.getPiece(i, j);
-          swapping.push(
-            new Move({
-              vanish: [
-                new PiPo({ x: x, y: y, c: c, p: V.JOKER }),
-                new PiPo({ x: i, y: j, c: c, p: p })
-              ],
-              appear: [
-                new PiPo({ x: i, y: j, c: c, p: V.JOKER }),
-                new PiPo({ x: x, y: y, c: c, p: p })
-              ]
-            })
-          );
+          const lastRank = (c == 'w' ? 0 : 7);
+          if (p != V.KING && (p != V.PAWN || x != lastRank)) {
+            swapping.push(
+              new Move({
+                vanish: [
+                  new PiPo({ x: x, y: y, c: c, p: V.JOKER }),
+                  new PiPo({ x: i, y: j, c: c, p: p })
+                ],
+                appear: [
+                  new PiPo({ x: i, y: j, c: c, p: V.JOKER }),
+                  new PiPo({ x: x, y: y, c: c, p: p })
+                ]
+              })
+            );
+          }
         }
       }
     }