Fix typo

[vchess.git] / client / src / variants / Atomic.js

diff --git a/client/src/variants/Atomic.js b/client/src/variants/Atomic.js
index 996f2d1..fdc665d 100644 (file)
--- a/client/src/variants/Atomic.js
+++ b/client/src/variants/Atomic.js
@@ -1,14 +1,21 @@
 import { ChessRules, PiPo } from "@/base_rules";
 
 export const VariantRules = class AtomicRules extends ChessRules {
+  getEpSquare(moveOrSquare) {
+    if (typeof moveOrSquare !== "object" || moveOrSquare.appear.length > 0)
+      return super.getEpSquare(moveOrSquare);
+    // Capturing move: no en-passant
+    return undefined;
+  }
+
   getPotentialMovesFrom([x, y]) {
     let moves = super.getPotentialMovesFrom([x, y]);
 
     // Handle explosions
     moves.forEach(m => {
+      // NOTE: if vanish.length==2 and appear.length==2, this is castle
       if (m.vanish.length > 1 && m.appear.length <= 1) {
-        //avoid castles
-        // Explosion! OPTION (TODO?): drop moves which explode our king here
+        // Explosion! (TODO?: drop moves which explode our king here)
         let steps = [
           [-1, -1],
           [-1, 0],
@@ -76,7 +83,7 @@ export const VariantRules = class AtomicRules extends ChessRules {
   updateVariables(move) {
     super.updateVariables(move);
     if (move.appear.length == 0) {
-      //capture
+      // Capture
       const firstRank = { w: 7, b: 0 };
       for (let c of ["w", "b"]) {
         // Did we explode king of color c ? (TODO: remove move earlier)
@@ -143,10 +150,9 @@ export const VariantRules = class AtomicRules extends ChessRules {
     const color = this.turn;
     const kp = this.kingPos[color];
     if (kp[0] < 0)
-      //king disappeared
+      // King disappeared
       return color == "w" ? "0-1" : "1-0";
     if (this.atLeastOneMove())
-      // game not over
       return "*";
     if (!this.isAttacked(kp, [V.GetOppCol(color)])) return "1/2";
     return color == "w" ? "0-1" : "1-0"; //checkmate