X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=client%2Fsrc%2Fbase_rules.js;h=43f9f266353a9dd6749478005471fd43258dac31;hb=eb2d61de8d569470fa329a484efe9bab420b2b82;hp=c849626dd29a73213d138a8ea5692f9d3ad46559;hpb=2fac4d67083700a1f1e85ed8662c176c24cdea6b;p=vchess.git

diff --git a/client/src/base_rules.js b/client/src/base_rules.js
index c849626d..43f9f266 100644
--- a/client/src/base_rules.js
+++ b/client/src/base_rules.js
@@ -22,8 +22,8 @@ export const Move = class Move {
   constructor(o) {
     this.appear = o.appear;
     this.vanish = o.vanish;
-    this.start = o.start ? o.start : { x: o.vanish[0].x, y: o.vanish[0].y };
-    this.end = o.end ? o.end : { x: o.appear[0].x, y: o.appear[0].y };
+    this.start = o.start || { x: o.vanish[0].x, y: o.vanish[0].y };
+    this.end = o.end || { x: o.appear[0].x, y: o.appear[0].y };
   }
 };
 
@@ -34,6 +34,30 @@ export const ChessRules = class ChessRules {
   //////////////
   // MISC UTILS
 
+  static get Options() {
+    return {
+      select: [
+        {
+          label: "Randomness",
+          variable: "randomness",
+          defaut: 2,
+          options: [
+            { label: "Deterministic", value: 0 },
+            { label: "Symmetric random", value: 1 },
+            { label: "Asymmetric random", value: 2 }
+          ]
+        }
+      ],
+      check: []
+    };
+  }
+
+  static AbbreviateOptions(opts) {
+    return "";
+    // Randomness is a special option: (TODO?)
+    //return "R" + opts.randomness;
+  }
+
   // Some variants don't have flags:
   static get HasFlags() {
     return true;
@@ -135,6 +159,19 @@ export const ChessRules = class ChessRules {
   static get LoseOnRepetition() {
     return false;
   }
+  // And in some others (Iceage), repetitions should be ignored:
+  static get IgnoreRepetition() {
+    return false;
+  }
+  loseOnRepetition() {
+    // In some variants, result depends on the position:
+    return V.LoseOnRepetition;
+  }
+
+  // At some stages, some games could wait clicks only:
+  onlyClick() {
+    return false;
+  }
 
   // Some variants use click infos:
   doClick() {
@@ -330,8 +367,8 @@ export const ChessRules = class ChessRules {
   // FEN UTILS
 
   // Setup the initial random (asymmetric) position
-  static GenRandInitFen(randomness) {
-    if (randomness == 0)
+  static GenRandInitFen(options) {
+    if (!options.randomness || options.randomness == 0)
       // Deterministic:
       return "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w 0 ahah -";
 
@@ -339,7 +376,7 @@ export const ChessRules = class ChessRules {
     let flags = "";
     // Shuffle pieces on first (and last rank if randomness == 2)
     for (let c of ["w", "b"]) {
-      if (c == 'b' && randomness == 1) {
+      if (c == 'b' && options.randomness == 1) {
         pieces['b'] = pieces['w'];
         flags += flags;
         break;
@@ -437,8 +474,10 @@ export const ChessRules = class ChessRules {
       // if more than 9 consecutive free spaces, break the integer,
       // otherwise FEN parsing will fail.
       if (count <= 9) return count;
-      // Currently only boards of size up to 11 or 12:
-      return "9" + (count - 9);
+      // Most boards of size < 18:
+      if (count <= 18) return "9" + (count - 9);
+      // Except Gomoku:
+      return "99" + (count - 18);
     };
     let position = "";
     for (let i = 0; i < V.size.x; i++) {
@@ -662,7 +701,7 @@ export const ChessRules = class ChessRules {
       case V.QUEEN: return this.getPotentialQueenMoves(sq);
       case V.KING: return this.getPotentialKingMoves(sq);
     }
-    return []; //never reached
+    return []; //never reached (but some variants may use it: Bario...)
   }
 
   // Build a regular move from its initial and destination squares.
@@ -713,7 +752,7 @@ export const ChessRules = class ChessRules {
       let j = y + step[1];
       while (V.OnBoard(i, j) && this.board[i][j] == V.EMPTY) {
         moves.push(this.getBasicMove([x, y], [i, j]));
-        if (oneStep) continue outerLoop;
+        if (!!oneStep) continue outerLoop;
         i += step[0];
         j += step[1];
       }
@@ -754,9 +793,8 @@ export const ChessRules = class ChessRules {
       if (!!promotions) finalPieces = promotions;
       else if (!!V.PawnSpecs.promotions) finalPieces = V.PawnSpecs.promotions;
     }
-    let tr = null;
     for (let piece of finalPieces) {
-      tr = (piece != V.PAWN ? { c: color, p: piece } : null);
+      const tr = (piece != V.PAWN ? { c: color, p: piece } : null);
       moves.push(this.getBasicMove([x1, y1], [x2, y2], tr));
     }
   }
@@ -1030,6 +1068,9 @@ export const ChessRules = class ChessRules {
 
   // Stop at the first move found
   // TODO: not really, it explores all moves from a square (one is enough).
+  // Possible fix: add extra arg "oneMove" to getPotentialMovesFrom,
+  // and then return only boolean true at first move found
+  // (in all getPotentialXXXMoves() ... for all variants ...)
   atLeastOneMove() {
     const color = this.turn;
     for (let i = 0; i < V.size.x; i++) {