Monochrome: show first turn indication

[vchess.git] / client / src / base_rules.js

diff --git a/client/src/base_rules.js b/client/src/base_rules.js
index 734af02..53001f6 100644 (file)
--- a/client/src/base_rules.js
+++ b/client/src/base_rules.js
@@ -80,6 +80,11 @@ export const ChessRules = class ChessRules {
     return V.ShowMoves;
   }
 
+  // Used for Monochrome variant (TODO: harmonize: !canFlip ==> showFirstTurn)
+  get showFirstTurn() {
+    return false;
+  }
+
   // Some variants always show the same orientation
   static get CanFlip() {
     return true;
@@ -990,7 +995,7 @@ export const ChessRules = class ChessRules {
     const color = this.turn;
     for (let i = 0; i < V.size.x; i++) {
       for (let j = 0; j < V.size.y; j++) {
-        if (this.getColor(i, j) == color) {
+        if (this.board[i][j] != V.EMPTY && this.getColor(i, j) == color) {
           const moves = this.getPotentialMovesFrom([i, j]);
           if (moves.length > 0) {
             for (let k = 0; k < moves.length; k++) {