X-Git-Url: https://git.auder.net/js/rpsls.js?a=blobdiff_plain;ds=sidebyside;f=client%2Fsrc%2Fbase_rules.js;h=f0fe9e6a931a81c5b0cd7574b997f4abf57fbd26;hb=28b32b4fc7c23b1c72bed68e1897576c5be46c3d;hp=93772b9bd48958442730c768c64dfb35d4b7ee20;hpb=7ba4a5bc5b64e19a1e7f26aa232d5c50770d07ad;p=vchess.git

diff --git a/client/src/base_rules.js b/client/src/base_rules.js
index 93772b9b..f0fe9e6a 100644
--- a/client/src/base_rules.js
+++ b/client/src/base_rules.js
@@ -197,13 +197,10 @@ export const ChessRules = class ChessRules {
     const move = moveOrSquare;
     const s = move.start,
           e = move.end;
-    // NOTE: next conditions are first for Atomic, and last for Checkered
     if (
-      move.appear.length > 0 &&
       Math.abs(s.x - e.x) == 2 &&
       s.y == e.y &&
-      move.appear[0].p == V.PAWN &&
-      ["w", "b"].includes(move.appear[0].c)
+      move.appear[0].p == V.PAWN
     ) {
       return {
         x: (s.x + e.x) / 2,
@@ -240,7 +237,6 @@ export const ChessRules = class ChessRules {
 
   // Setup the initial random (asymmetric) position
   static GenRandInitFen(randomness) {
-    if (!randomness) randomness = 2;
     if (randomness == 0)
       // Deterministic:
       return "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w 0 1111 -";
@@ -320,16 +316,24 @@ export const ChessRules = class ChessRules {
   // Return current fen (game state)
   getFen() {
     return (
-      this.getBaseFen() +
-      " " +
-      this.getTurnFen() +
-      " " +
+      this.getBaseFen() + " " +
+      this.getTurnFen() + " " +
       this.movesCount +
       (V.HasFlags ? " " + this.getFlagsFen() : "") +
       (V.HasEnpassant ? " " + this.getEnpassantFen() : "")
     );
   }
 
+  getFenForRepeat() {
+    // Omit movesCount, only variable allowed to differ
+    return (
+      this.getBaseFen() + "_" +
+      this.getTurnFen() +
+      (V.HasFlags ? "_" + this.getFlagsFen() : "") +
+      (V.HasEnpassant ? "_" + this.getEnpassantFen() : "")
+    );
+  }
+
   // Position part of the FEN string
   getBaseFen() {
     let position = "";
@@ -637,7 +641,6 @@ export const ChessRules = class ChessRules {
     const firstRank = color == "w" ? sizeX - 1 : 0;
     const startRank = color == "w" ? sizeX - 2 : 1;
     const lastRank = color == "w" ? 0 : sizeX - 1;
-    const pawnColor = this.getColor(x, y); //can be different for checkered
 
     // NOTE: next condition is generally true (no pawn on last rank)
     if (x + shiftX >= 0 && x + shiftX < sizeX) {
@@ -650,7 +653,7 @@ export const ChessRules = class ChessRules {
         for (let piece of finalPieces) {
           moves.push(
             this.getBasicMove([x, y], [x + shiftX, y], {
-              c: pawnColor,
+              c: color,
               p: piece
             })
           );
@@ -675,7 +678,7 @@ export const ChessRules = class ChessRules {
           for (let piece of finalPieces) {
             moves.push(
               this.getBasicMove([x, y], [x + shiftX, y + shiftY], {
-                c: pawnColor,
+                c: color,
                 p: piece
               })
             );
@@ -993,7 +996,7 @@ export const ChessRules = class ChessRules {
   // After move is played, update variables + flags
   updateVariables(move) {
     let piece = undefined;
-    // TODO: update variables before move is played, and just use this.turn ?
+    // TODO: update variables before move is played, and just use this.turn?
     // (doesn't work in general, think MarseilleChess)
     let c = undefined;
     if (move.vanish.length >= 1) {