From: Benjamin Auder Date: Tue, 13 Apr 2021 21:05:24 +0000 (+0200) Subject: Some Chakart fixes/adjustments X-Git-Url: https://git.auder.net/images/doc/assets/DESCRIPTION?a=commitdiff_plain;h=ccbb9dfc6459cb3cd80a21abf945693a3fe1b2d5;p=vchess.git Some Chakart fixes/adjustments --- diff --git a/client/src/variants/Chakart.js b/client/src/variants/Chakart.js index 0042bf1a..86a867a9 100644 --- a/client/src/variants/Chakart.js +++ b/client/src/variants/Chakart.js @@ -310,7 +310,7 @@ export class ChakartRules extends ChessRules { const L = this.effects.length; switch (this.effects[L-1]) { case "kingboo": - // Exchange position with any piece, + // Exchange position with any visible piece, // except pawns if arriving on last rank. const lastRank = { 'w': 0, 'b': 7 }; const color = this.turn; @@ -318,12 +318,13 @@ export class ChakartRules extends ChessRules { for (let i=0; i<8; i++) { for (let j=0; j<8; j++) { const colIJ = this.getColor(i, j); + const pieceIJ = this.getPiece(i, j); if ( (i != x || j != y) && this.board[i][j] != V.EMPTY && + pieceIJ != V.INVISIBLE_QUEEN && colIJ != 'a' ) { - const pieceIJ = this.getPiece(i, j); if ( (pieceIJ != V.PAWN || x != lastRank[colIJ]) && (allowLastRank || i != lastRank[color]) @@ -355,19 +356,9 @@ export class ChakartRules extends ChessRules { return moves; } - // Helper for getBasicMove() + // Helper for getBasicMove(): banana/bomb effect getRandomSquare([x, y], steps) { - const color = this.turn; - const validSteps = steps.filter(s => { - const [i, j] = [x + s[0], y + s[1]]; - return ( - V.OnBoard(i, j) && - (this.board[i][j] == V.EMPTY || this.getColor(i, j) != color) - ); - }); - if (validSteps.length == 0) - // Can happen after mushroom jump - return [x, y]; + const validSteps = steps.filter(s => V.OnBoard(x + s[0], y + s[1])); const step = validSteps[randInt(validSteps.length)]; return [x + step[0], y + step[1]]; } @@ -487,12 +478,13 @@ export class ChakartRules extends ChessRules { const oppLastRank = (color == 'w' ? 7 : 0); for (let i=0; i<8; i++) { for (let j=0; j<8; j++) { + const piece = this.getPiece(i, j); if ( (i != move.vanish[0].x || j != move.vanish[0].y) && this.board[i][j] != V.EMPTY && + piece != V.INVISIBLE_QUEEN && this.getColor(i, j) == color ) { - const piece = this.getPiece(i, j); if (piece != V.KING && (piece != V.PAWN || i != oppLastRank)) pieces.push({ x: i, y: j, p: piece }); } @@ -596,17 +588,22 @@ export class ChakartRules extends ChessRules { ]; if ( V.OnBoard(i, j) && - (this.board[i][j] == V.EMPTY || this.getColor(i, j) == 'a') + ( + this.board[i][j] == V.EMPTY || + this.getPiece(i, j) == V.INVISIBLE_QUEEN || + this.getColor(i, j) == 'a' + ) ) { move.appear[0].x = i; move.appear[0].y = j; if (this.board[i][j] != V.EMPTY) { const object = this.getPiece(i, j); + const color = this.getColor(i, j); move.vanish.push( new PiPo({ x: i, y: j, - c: 'a', + c: color, p: object }) ); @@ -636,11 +633,12 @@ export class ChakartRules extends ChessRules { if ( V.OnBoard(next[0], next[1]) && this.board[next[0]][next[1]] != V.EMPTY && + this.getPiece(next[0], next[1]) != V.INVISIBLE_QUEEN && this.getColor(next[0], next[1]) != 'a' ) { const afterNext = [next[0] + step[0], next[1] + step[1]]; if (V.OnBoard(afterNext[0], afterNext[1])) { - const afterColor = this.getColor(afterNext[0], afterNext[1]) + const afterColor = this.getColor(afterNext[0], afterNext[1]); if ( this.board[afterNext[0]][afterNext[1]] == V.EMPTY || afterColor != color1 @@ -715,13 +713,15 @@ export class ChakartRules extends ChessRules { const [i, j] = [finalSquare[0] + s[0], finalSquare[1] + s[1]]; return ( V.OnBoard(i, j) && + // NOTE: do not place a bomb or banana on the invisible queen! (this.board[i][j] == V.EMPTY || this.getColor(i, j) == 'a') ); }); if (validSteps.length >= 1) { + const randIdx = randInt(validSteps.length); const [x, y] = [ - finalSquare[0] + validSteps[0][0], - finalSquare[1] + validSteps[0][1] + finalSquare[0] + validSteps[randIdx][0], + finalSquare[1] + validSteps[randIdx][1] ]; move.appear.push( new PiPo({ @@ -821,14 +821,16 @@ export class ChakartRules extends ChessRules { let moves = []; if ( this.board[x + shiftX][y] == V.EMPTY || - this.getColor(x + shiftX, y) == 'a' + this.getColor(x + shiftX, y) == 'a' || + this.getPiece(x + shiftX, y) == V.INVISIBLE_QUEEN ) { this.addPawnMoves([x, y], [x + shiftX, y], moves); if ( [firstRank, firstRank + shiftX].includes(x) && ( this.board[x + 2 * shiftX][y] == V.EMPTY || - this.getColor(x + 2 * shiftX, y) == 'a' + this.getColor(x + 2 * shiftX, y) == 'a' || + this.getPiece(x + 2 * shiftX, y) == V.INVISIBLE_QUEEN ) ) { moves.push(this.getBasicMove({ x: x, y: y }, [x + 2 * shiftX, y])); @@ -839,6 +841,8 @@ export class ChakartRules extends ChessRules { y + shiftY >= 0 && y + shiftY < sizeY && this.board[x + shiftX][y + shiftY] != V.EMPTY && + // Pawns cannot capture invisible queen this way! + this.getPiece(x + shiftX, y + shiftY) != V.INVISIBLE_QUEEN && ['a', oppCol].includes(this.getColor(x + shiftX, y + shiftY)) ) { this.addPawnMoves([x, y], [x + shiftX, y + shiftY], moves); @@ -880,6 +884,7 @@ export class ChakartRules extends ChessRules { V.OnBoard(i, j) && ( this.board[i][j] == V.EMPTY || + this.getPiece(i, j) == V.INVISIBLE_QUEEN || ( this.getColor(i, j) == 'a' && [V.EGG, V.MUSHROOM].includes(this.getPiece(i, j)) @@ -950,12 +955,14 @@ export class ChakartRules extends ChessRules { for (let i=0; i<8; i++) { for (let j=0; j<8; j++) { const colIJ = this.getColor(i, j); + const pieceIJ = this.getPiece(i, j); if ( i != x && j != y && this.board[i][j] != V.EMPTY && - colIJ != 'a' + colIJ != 'a' && + pieceIJ != V.INVISIBLE_QUEEN ) { - allPieces.push({ x: i, y: j, c: colIJ, p: this.getPiece(i, j) }); + allPieces.push({ x: i, y: j, c: colIJ, p: pieceIJ }); } } }