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Code simplification + a few fixes
[vchess.git]
/
public
/
javascripts
/
variants
/
Extinction.js
diff --git
a/public/javascripts/variants/Extinction.js
b/public/javascripts/variants/Extinction.js
index
9be4b0d
..
2b0aeca
100644
(file)
--- a/
public/javascripts/variants/Extinction.js
+++ b/
public/javascripts/variants/Extinction.js
@@
-3,7
+3,6
@@
class ExtinctionRules extends ChessRules
initVariables(fen)
{
super.initVariables(fen);
initVariables(fen)
{
super.initVariables(fen);
- const V = VariantRules;
this.material =
{
"w":
this.material =
{
"w":
@@
-32,10
+31,8
@@
class ExtinctionRules extends ChessRules
let moves = super.getPotentialPawnMoves([x,y]);
// Add potential promotions into king
const color = this.turn;
let moves = super.getPotentialPawnMoves([x,y]);
// Add potential promotions into king
const color = this.turn;
- const V = VariantRules;
- const [sizeX,sizeY] = V.size;
const shift = (color == "w" ? -1 : 1);
const shift = (color == "w" ? -1 : 1);
- const lastRank = (color == "w" ? 0 :
sizeX
-1);
+ const lastRank = (color == "w" ? 0 :
V.size.x
-1);
if (x+shift == lastRank)
{
if (x+shift == lastRank)
{
@@
-43,13
+40,13
@@
class ExtinctionRules extends ChessRules
if (this.board[x+shift][y] == V.EMPTY)
moves.push(this.getBasicMove([x,y], [x+shift,y], {c:color,p:V.KING}));
// Captures
if (this.board[x+shift][y] == V.EMPTY)
moves.push(this.getBasicMove([x,y], [x+shift,y], {c:color,p:V.KING}));
// Captures
- if (y>0 && this.
canTake([x,y], [x+shift,y-1])
- && this.
board[x+shift][y-1] != V.EMPTY
)
+ if (y>0 && this.
board[x+shift][y-1] != V.EMPTY
+ && this.
canTake([x,y], [x+shift,y-1])
)
{
moves.push(this.getBasicMove([x,y], [x+shift,y-1], {c:color,p:V.KING}));
}
{
moves.push(this.getBasicMove([x,y], [x+shift,y-1], {c:color,p:V.KING}));
}
- if (y<
sizeY-1 && this.canTake([x,y], [x+shift,y+1])
- && this.
board[x+shift][y+1] != V.EMPTY
)
+ if (y<
V.size.y-1 && this.board[x+shift][y+1] != V.EMPTY
+ && this.
canTake([x,y], [x+shift,y+1])
)
{
moves.push(this.getBasicMove([x,y], [x+shift,y+1], {c:color,p:V.KING}));
}
{
moves.push(this.getBasicMove([x,y], [x+shift,y+1], {c:color,p:V.KING}));
}
@@
-81,7
+78,7
@@
class ExtinctionRules extends ChessRules
if (move.appear[0].p != move.vanish[0].p)
{
this.material[move.appear[0].c][move.appear[0].p]++;
if (move.appear[0].p != move.vanish[0].p)
{
this.material[move.appear[0].c][move.appear[0].p]++;
- this.material[move.appear[0].c][V
ariantRules
.PAWN]--;
+ this.material[move.appear[0].c][V.PAWN]--;
}
if (move.vanish.length==2 && move.appear.length==1) //capture
this.material[move.vanish[1].c][move.vanish[1].p]--;
}
if (move.vanish.length==2 && move.appear.length==1) //capture
this.material[move.vanish[1].c][move.vanish[1].p]--;
@@
-93,7
+90,7
@@
class ExtinctionRules extends ChessRules
if (move.appear[0].p != move.vanish[0].p)
{
this.material[move.appear[0].c][move.appear[0].p]--;
if (move.appear[0].p != move.vanish[0].p)
{
this.material[move.appear[0].c][move.appear[0].p]--;
- this.material[move.appear[0].c][V
ariantRules
.PAWN]++;
+ this.material[move.appear[0].c][V.PAWN]++;
}
if (move.vanish.length==2 && move.appear.length==1)
this.material[move.vanish[1].c][move.vanish[1].p]++;
}
if (move.vanish.length==2 && move.appear.length==1)
this.material[move.vanish[1].c][move.vanish[1].p]++;
@@
-123,14
+120,14
@@
class ExtinctionRules extends ChessRules
return this.turn == "w" ? "0-1" : "1-0";
}
return this.turn == "w" ? "0-1" : "1-0";
}
- // Very negative (resp. positive) if white (reps. black) pieces set is incomplete
evalPosition()
{
const color = this.turn;
if (Object.keys(this.material[color]).some(
p => { return this.material[color][p] == 0; }))
{
evalPosition()
{
const color = this.turn;
if (Object.keys(this.material[color]).some(
p => { return this.material[color][p] == 0; }))
{
- return (color=="w"?-1:1) * VariantRules.INFINITY;
+ // Very negative (resp. positive) if white (reps. black) pieces set is incomplete
+ return (color=="w"?-1:1) * V.INFINITY;
}
return super.evalPosition();
}
}
return super.evalPosition();
}