| 1 | import { ChessRules, Move, PiPo } from "@/base_rules"; |
| 2 | import { SuicideRules } from "@/variants/Suicide"; |
| 3 | |
| 4 | export class ChakartRules extends ChessRules { |
| 5 | static get PawnSpecs() { |
| 6 | return SuicideRules.PawnSpecs; |
| 7 | } |
| 8 | |
| 9 | static get HasCastle() { |
| 10 | return false; |
| 11 | } |
| 12 | |
| 13 | static get CorrConfirm() { |
| 14 | // Because of bonus effects |
| 15 | return false; |
| 16 | } |
| 17 | |
| 18 | static get CanAnalyze() { |
| 19 | return false; |
| 20 | } |
| 21 | |
| 22 | hoverHighlight(x, y) { |
| 23 | if (this.subTurn == 1) return false; |
| 24 | const L = this.firstMove.length; |
| 25 | const fm = this.firstMove[L-1]; |
| 26 | if (fm.end.effect != 0) return false; |
| 27 | const deltaX = Math.abs(fm.end.x - x); |
| 28 | const deltaY = Math.abs(fm.end.y - y); |
| 29 | return ( |
| 30 | (deltaX == 0 && deltaY == 0) || |
| 31 | ( |
| 32 | this.board[x][y] == V.EMPTY && |
| 33 | ( |
| 34 | (fm.vanish[0].p == V.ROOK && deltaX == 1 && deltaY == 1) || |
| 35 | (fm.vanish[0].p == V.BISHOP && deltaX + deltaY == 1) |
| 36 | ) |
| 37 | ) |
| 38 | ); |
| 39 | } |
| 40 | |
| 41 | static get IMMOBILIZE_CODE() { |
| 42 | return { |
| 43 | 'p': 's', |
| 44 | 'r': 'u', |
| 45 | 'n': 'o', |
| 46 | 'b': 'c', |
| 47 | 'q': 't', |
| 48 | 'k': 'l' |
| 49 | }; |
| 50 | } |
| 51 | |
| 52 | static get IMMOBILIZE_DECODE() { |
| 53 | return { |
| 54 | 's': 'p', |
| 55 | 'u': 'r', |
| 56 | 'o': 'n', |
| 57 | 'c': 'b', |
| 58 | 't': 'q', |
| 59 | 'l': 'k' |
| 60 | }; |
| 61 | } |
| 62 | |
| 63 | static get INVISIBLE_QUEEN() { |
| 64 | return 'i'; |
| 65 | } |
| 66 | |
| 67 | // Fictive color 'a', bomb banana mushroom egg |
| 68 | static get BOMB() { |
| 69 | // Doesn't collide with bishop because color 'a' |
| 70 | return 'b'; |
| 71 | } |
| 72 | static get BANANA() { |
| 73 | return 'n'; |
| 74 | } |
| 75 | static get EGG() { |
| 76 | return 'e'; |
| 77 | } |
| 78 | static get MUSHROOM() { |
| 79 | return 'm'; |
| 80 | } |
| 81 | |
| 82 | static get PIECES() { |
| 83 | return ( |
| 84 | ChessRules.PIECES.concat( |
| 85 | Object.keys(V.IMMOBILIZE_DECODE)).concat( |
| 86 | [V.BANANA, V.BOMB, V.EGG, V.MUSHROOM, V.INVISIBLE_QUEEN]) |
| 87 | ); |
| 88 | } |
| 89 | |
| 90 | getPpath(b) { |
| 91 | let prefix = ""; |
| 92 | if ( |
| 93 | b[0] == 'a' || |
| 94 | b[1] == V.INVISIBLE_QUEEN || |
| 95 | Object.keys(V.IMMOBILIZE_DECODE).includes(b[1]) |
| 96 | ) { |
| 97 | prefix = "Chakart/"; |
| 98 | } |
| 99 | return prefix + b; |
| 100 | } |
| 101 | |
| 102 | static ParseFen(fen) { |
| 103 | const fenParts = fen.split(" "); |
| 104 | return Object.assign( |
| 105 | ChessRules.ParseFen(fen), |
| 106 | { captured: fenParts[5] } |
| 107 | ); |
| 108 | } |
| 109 | |
| 110 | // King can be l or L (immobilized) --> similar to Alice variant |
| 111 | static IsGoodPosition(position) { |
| 112 | if (position.length == 0) return false; |
| 113 | const rows = position.split("/"); |
| 114 | if (rows.length != V.size.x) return false; |
| 115 | let kings = { "k": 0, "K": 0, 'l': 0, 'L': 0 }; |
| 116 | for (let row of rows) { |
| 117 | let sumElts = 0; |
| 118 | for (let i = 0; i < row.length; i++) { |
| 119 | if (['K','k','L','l'].includes(row[i])) kings[row[i]]++; |
| 120 | if (V.PIECES.includes(row[i].toLowerCase())) sumElts++; |
| 121 | else { |
| 122 | const num = parseInt(row[i]); |
| 123 | if (isNaN(num)) return false; |
| 124 | sumElts += num; |
| 125 | } |
| 126 | } |
| 127 | if (sumElts != V.size.y) return false; |
| 128 | } |
| 129 | if (kings['k'] + kings['l'] != 1 || kings['K'] + kings['L'] != 1) |
| 130 | return false; |
| 131 | return true; |
| 132 | } |
| 133 | |
| 134 | static IsGoodFlags(flags) { |
| 135 | // 4 for Peach + Mario w, b |
| 136 | return !!flags.match(/^[01]{4,4}$/); |
| 137 | } |
| 138 | |
| 139 | setFlags(fenflags) { |
| 140 | // King can send shell? Queen can be invisible? |
| 141 | this.powerFlags = { |
| 142 | w: [{ 'k': false, 'q': false }], |
| 143 | b: [{ 'k': false, 'q': false }] |
| 144 | }; |
| 145 | for (let c of ["w", "b"]) { |
| 146 | for (let p of ['k', 'q']) { |
| 147 | this.powerFlags[c][p] = |
| 148 | fenFlags.charAt((c == "w" ? 0 : 2) + (p == 'k' ? 0 : 1)) == "1"; |
| 149 | } |
| 150 | } |
| 151 | } |
| 152 | |
| 153 | aggregateFlags() { |
| 154 | return this.powerFlags; |
| 155 | } |
| 156 | |
| 157 | disaggregateFlags(flags) { |
| 158 | this.powerFlags = flags; |
| 159 | } |
| 160 | |
| 161 | getFen() { |
| 162 | return super.getFen() + " " + this.getCapturedFen(); |
| 163 | } |
| 164 | |
| 165 | getFenForRepeat() { |
| 166 | return super.getFenForRepeat() + "_" + this.getCapturedFen(); |
| 167 | } |
| 168 | |
| 169 | getCapturedFen() { |
| 170 | let counts = [...Array(10).fill(0)]; |
| 171 | let i = 0; |
| 172 | for (let p of [V.ROOK, V.KNIGHT, V.BISHOP, V.QUEEN, V.PAWN]) { |
| 173 | counts[i] = this.captured["w"][p]; |
| 174 | counts[5 + i] = this.captured["b"][p]; |
| 175 | i++; |
| 176 | } |
| 177 | return counts.join(""); |
| 178 | } |
| 179 | |
| 180 | setOtherVariables(fen) { |
| 181 | const fenParsed = V.ParseFen(fen); |
| 182 | // Initialize captured pieces' counts from FEN |
| 183 | this.captured = { |
| 184 | w: { |
| 185 | [V.ROOK]: parseInt(fenParsed.captured[0]), |
| 186 | [V.KNIGHT]: parseInt(fenParsed.captured[1]), |
| 187 | [V.BISHOP]: parseInt(fenParsed.captured[2]), |
| 188 | [V.QUEEN]: parseInt(fenParsed.captured[3]), |
| 189 | [V.PAWN]: parseInt(fenParsed.captured[4]), |
| 190 | }, |
| 191 | b: { |
| 192 | [V.ROOK]: parseInt(fenParsed.captured[5]), |
| 193 | [V.KNIGHT]: parseInt(fenParsed.captured[6]), |
| 194 | [V.BISHOP]: parseInt(fenParsed.captured[7]), |
| 195 | [V.QUEEN]: parseInt(fenParsed.captured[8]), |
| 196 | [V.PAWN]: parseInt(fenParsed.captured[9]), |
| 197 | } |
| 198 | }; |
| 199 | this.firstMove = []; |
| 200 | this.subTurn = 1; |
| 201 | } |
| 202 | |
| 203 | getFlagsFen() { |
| 204 | let fen = ""; |
| 205 | // Add power flags |
| 206 | for (let c of ["w", "b"]) |
| 207 | for (let p of ['k', 'q']) fen += (this.powerFlags[c][p] ? "1" : "0"); |
| 208 | return fen; |
| 209 | } |
| 210 | |
| 211 | static get RESERVE_PIECES() { |
| 212 | return [V.PAWN, V.ROOK, V.KNIGHT, V.BISHOP, V.QUEEN]; |
| 213 | } |
| 214 | |
| 215 | getReserveMoves([x, y]) { |
| 216 | const color = this.turn; |
| 217 | const p = V.RESERVE_PIECES[y]; |
| 218 | if (this.reserve[color][p] == 0) return []; |
| 219 | let moves = []; |
| 220 | const start = (color == 'w' && p == V.PAWN ? 1 : 0); |
| 221 | const end = (color == 'b' && p == V.PAWN ? 7 : 8); |
| 222 | for (let i = start; i < end; i++) { |
| 223 | for (let j = 0; j < V.size.y; j++) { |
| 224 | if (this.board[i][j] == V.EMPTY) { |
| 225 | let mv = new Move({ |
| 226 | appear: [ |
| 227 | new PiPo({ |
| 228 | x: i, |
| 229 | y: j, |
| 230 | c: color, |
| 231 | p: p |
| 232 | }) |
| 233 | ], |
| 234 | vanish: [], |
| 235 | start: { x: x, y: y }, //a bit artificial... |
| 236 | end: { x: i, y: j } |
| 237 | }); |
| 238 | moves.push(mv); |
| 239 | } |
| 240 | } |
| 241 | } |
| 242 | return moves; |
| 243 | } |
| 244 | |
| 245 | getPotentialMovesFrom([x, y]) { |
| 246 | if (this.subTurn == 1) return super.getPotentialMovesFrom([x, y]); |
| 247 | if (this.subTurn == 2) { |
| 248 | let moves = []; |
| 249 | const L = this.firstMove.length; |
| 250 | const fm = this.firstMove[L-1]; |
| 251 | switch (fm.end.effect) { |
| 252 | // case 0: a click is required (banana or bomb) |
| 253 | case 1: |
| 254 | // Exchange position with any piece |
| 255 | for (let i=0; i<8; i++) { |
| 256 | for (let j=0; j<8; j++) { |
| 257 | const colIJ = this.getColor(i, j); |
| 258 | if ( |
| 259 | i != x && |
| 260 | j != y && |
| 261 | this.board[i][j] != V.EMPTY && |
| 262 | colIJ != 'a' |
| 263 | ) { |
| 264 | const movedUnit = new PiPo({ |
| 265 | x: x, |
| 266 | y: y, |
| 267 | c: colIJ, |
| 268 | p: this.getPiece(i, j) |
| 269 | }); |
| 270 | let mMove = this.getBasicMove([x, y], [i, j]); |
| 271 | mMove.appear.push(movedUnit); |
| 272 | moves.push(mMove); |
| 273 | } |
| 274 | } |
| 275 | } |
| 276 | break; |
| 277 | case 2: |
| 278 | // Resurrect a captured piece |
| 279 | if (x >= V.size.x) moves = this.getReserveMoves([x, y]); |
| 280 | break; |
| 281 | case 3: |
| 282 | // Play again with the same piece |
| 283 | if (fm.end.x == x && fm.end.y == y) |
| 284 | moves = super.getPotentialMovesFrom([x, y]); |
| 285 | break; |
| 286 | } |
| 287 | return moves; |
| 288 | } |
| 289 | } |
| 290 | |
| 291 | getBasicMove([x1, y1], [x2, y2], tr) { |
| 292 | // TODO: if this.subTurn == 2 :: no mushroom effect |
| 293 | // (first, transformation. then:) |
| 294 | // Apply mushroom, bomb or banana effect (hidden to the player). |
| 295 | // Determine egg effect, too, and apply its first part if possible. |
| 296 | // add egg + add mushroom for pawns. |
| 297 | let move = super.getBasicMove([x1, y1], [x2, y2]); |
| 298 | // TODO |
| 299 | return move; |
| 300 | // Infer move type based on its effects (used to decide subTurn 1 --> 2) |
| 301 | // --> impossible étant donné juste first part (egg --> effect?) |
| 302 | // => stocker l'effet (i, ii ou iii) dans le coup directement, |
| 303 | // Pas terrible, mais y'aura pas 36 variantes comme ça. Disons end.effect == 0, 1, 2 ou 3 |
| 304 | // 0 => tour ou fou, pose potentielle. |
| 305 | // If queen can be invisible, add move same start + end but final type changes |
| 306 | // set move.end.effect (if subTurn --> 2) |
| 307 | } |
| 308 | |
| 309 | getEnpassantCaptures([x, y], shiftX) { |
| 310 | const Lep = this.epSquares.length; |
| 311 | const epSquare = this.epSquares[Lep - 1]; //always at least one element |
| 312 | let enpassantMove = null; |
| 313 | if ( |
| 314 | !!epSquare && |
| 315 | epSquare.x == x + shiftX && |
| 316 | Math.abs(epSquare.y - y) == 1 |
| 317 | ) { |
| 318 | // Not using this.getBasicMove() because the mushroom has no effect |
| 319 | enpassantMove = super.getBasicMove([x, y], [epSquare.x, epSquare.y]); |
| 320 | enpassantMove.vanish.push({ |
| 321 | x: x, |
| 322 | y: epSquare.y, |
| 323 | p: V.PAWN, |
| 324 | c: this.getColor(x, epSquare.y) |
| 325 | }); |
| 326 | } |
| 327 | return !!enpassantMove ? [enpassantMove] : []; |
| 328 | } |
| 329 | |
| 330 | getPotentialQueenMoves(sq) { |
| 331 | const normalMoves = super.getPotentialQueenMoves(sq); |
| 332 | // If flag allows it, add 'invisible movements' |
| 333 | let invisibleMoves = []; |
| 334 | if (this.powerFlags[this.turn][V.QUEEN]) { |
| 335 | normalMoves.forEach(m => { |
| 336 | if (m.vanish.length == 1) { |
| 337 | let im = JSON.parse(JSON.stringify(m)); |
| 338 | m.appear[0].p = V.INVISIBLE_QUEEN; |
| 339 | invisibleMoves.push(im); |
| 340 | } |
| 341 | }); |
| 342 | } |
| 343 | return normalMoves.concat(invisibleMoves); |
| 344 | } |
| 345 | |
| 346 | getPotentialKingMoves([x, y]) { |
| 347 | let moves = super.getPotentialKingMoves([x, y]); |
| 348 | const color = this.turn; |
| 349 | // If flag allows it, add 'remote shell captures' |
| 350 | if (this.powerFlags[this.turn][V.KING]) { |
| 351 | V.steps[V.ROOK].concat(V.steps[V.BISHOP]).forEach(step => { |
| 352 | let [i, j] = [x + 2 * step[0], y + 2 * step[1]]; |
| 353 | while ( |
| 354 | V.OnBoard(i, j) && |
| 355 | ( |
| 356 | this.board[i][j] == V.EMPTY || |
| 357 | ( |
| 358 | this.getColor(i, j) == 'a' && |
| 359 | [V.EGG, V.MUSHROOM].includes(this.getPiece(i, j)) |
| 360 | ) |
| 361 | ) |
| 362 | ) { |
| 363 | i += step[0]; |
| 364 | j += step[1]; |
| 365 | } |
| 366 | if (V.OnBoard(i, j) && this.getColor(i, j) != color) |
| 367 | // May just destroy a bomb or banana: |
| 368 | moves.push(this.getBasicMove([x, y], [i, j])); |
| 369 | }); |
| 370 | } |
| 371 | return moves; |
| 372 | } |
| 373 | |
| 374 | getSlideNJumpMoves([x, y], steps, oneStep) { |
| 375 | let moves = []; |
| 376 | outerLoop: for (let step of steps) { |
| 377 | let i = x + step[0]; |
| 378 | let j = y + step[1]; |
| 379 | while ( |
| 380 | V.OnBoard(i, j) && |
| 381 | ( |
| 382 | this.board[i][j] == V.EMPTY || |
| 383 | ( |
| 384 | this.getColor(i, j) == 'a' && |
| 385 | [V.EGG, V.MUSHROOM].includes(this.getPiece(i, j)) |
| 386 | ) |
| 387 | ) |
| 388 | ) { |
| 389 | moves.push(this.getBasicMove([x, y], [i, j])); |
| 390 | if (oneStep) continue outerLoop; |
| 391 | i += step[0]; |
| 392 | j += step[1]; |
| 393 | } |
| 394 | if (V.OnBoard(i, j) && this.canTake([x, y], [i, j])) |
| 395 | moves.push(this.getBasicMove([x, y], [i, j])); |
| 396 | } |
| 397 | return moves; |
| 398 | } |
| 399 | |
| 400 | getAllPotentialMoves() { |
| 401 | if (this.subTurn == 1) return super.getAllPotentialMoves(); |
| 402 | let moves = []; |
| 403 | const L = this.firstMove.length; |
| 404 | const fm = this.firstMove[L-1]; |
| 405 | //switch (fm.end.effect) { |
| 406 | // case 0: //... |
| 407 | } |
| 408 | |
| 409 | doClick(square) { |
| 410 | if (isNaN(square[0])) return null; |
| 411 | if (this.subTurn == 1) return null; |
| 412 | const L = this.firstMove.length; |
| 413 | const fm = this.firstMove[L-1]; |
| 414 | if (fm.end.effect != 0) return null; |
| 415 | const [x, y] = [square[0], square[1]]; |
| 416 | const deltaX = Math.abs(fm.end.x - x); |
| 417 | const deltaY = Math.abs(fm.end.y - y); |
| 418 | if (deltaX == 0 && deltaY == 0) { |
| 419 | // Empty move: |
| 420 | return { |
| 421 | start: { x: -1, y: -1 }, |
| 422 | end: { x: -1, y: -1 }, |
| 423 | appear: [], |
| 424 | vanish: [] |
| 425 | }; |
| 426 | } |
| 427 | if ( |
| 428 | this.board[x][y] == V.EMPTY && |
| 429 | ( |
| 430 | (fm.vanish[0].p == V.ROOK && deltaX == 1 && deltaY == 1) || |
| 431 | (fm.vanish[0].p == V.BISHOP && deltaX + deltaY == 1) |
| 432 | ) |
| 433 | ) { |
| 434 | return new Move({ |
| 435 | start: { x: -1, y: -1 }, |
| 436 | end: { x: x, y: y }, |
| 437 | appear: [ |
| 438 | new PiPo({ |
| 439 | x: x, |
| 440 | y: y, |
| 441 | c: 'a', |
| 442 | p: (fm.vanish[0].p == V.ROOK ? V.BANANA : V.BOMB) |
| 443 | }) |
| 444 | ], |
| 445 | vanish: [] |
| 446 | }); |
| 447 | } |
| 448 | return null; |
| 449 | } |
| 450 | |
| 451 | play(move) { |
| 452 | move.flags = JSON.stringify(this.aggregateFlags()); |
| 453 | this.epSquares.push(this.getEpSquare(move)); |
| 454 | V.PlayOnBoard(this.board, move); |
| 455 | if (move.end.effect !== undefined) { |
| 456 | this.firstMove.push(move); |
| 457 | this.subTurn = 2; |
| 458 | if (move.end.effect == 2) this.reserve = this.captured; |
| 459 | } |
| 460 | else { |
| 461 | this.turn = V.GetOppCol(this.turn); |
| 462 | this.subTurn = 1; |
| 463 | this.reserve = null; |
| 464 | } |
| 465 | } |
| 466 | |
| 467 | postPlay(move) { |
| 468 | if (move.vanish[0].p == V.KING) { } |
| 469 | //si roi et delta >= 2 ou dame et appear invisible queen : turn flag off |
| 470 | if (move.vanish.length == 2 && move.vanish[1].c != 'a') |
| 471 | // Capture: update this.captured |
| 472 | this.captured[move.vanish[1].c][move.vanish[1].p]++; |
| 473 | else if (move.vanish.length == 0) { |
| 474 | // A piece is back on board |
| 475 | this.captured[move.vanish[1].c][move.vanish[1].p]++; |
| 476 | this.reserve = null; |
| 477 | } |
| 478 | // si pièce immobilisée de ma couleur : elle redevient utilisable (changer status fin de play) |
| 479 | // TODO: un-immobilize my formerly immobilized piece, if any. |
| 480 | // Make invisible queen visible again, if any opponent invisible queen. |
| 481 | } |
| 482 | |
| 483 | undo(move) { |
| 484 | // TODO: should be easy once end.effect is set in getBasicMove() |
| 485 | if (move.end.effect !== undefined) |
| 486 | this.firstMove.pop(); |
| 487 | } |
| 488 | |
| 489 | postUndo(move) { |
| 490 | if (move.vanish.length == 2 && move.vanish[1].c != 'a') |
| 491 | this.captured[move.vanish[1].c][move.vanish[1].p]--; |
| 492 | } |
| 493 | |
| 494 | getCheckSquares() { |
| 495 | return []; |
| 496 | } |
| 497 | |
| 498 | getCurrentScore() { |
| 499 | // Find kings (not tracked in this variant) |
| 500 | let kingThere = { w: false, b: false }; |
| 501 | for (let i=0; i<8; i++) { |
| 502 | for (let j=0; j<8; j++) { |
| 503 | if (this.board[i][j] != V.EMPTY && this.getPiece(i, j) == V.KING) |
| 504 | kingThere[this.getColor(i, j)] = true; |
| 505 | } |
| 506 | } |
| 507 | if (!kingThere['w']) return "0-1"; |
| 508 | if (!kingThere['b']) return "1-0"; |
| 509 | return "*"; |
| 510 | } |
| 511 | |
| 512 | static GenRandInitFen(randomness) { |
| 513 | return ( |
| 514 | SuicideRules.GenRandInitFen(randomness).slice(0, -1) + |
| 515 | // Add Peach + Mario flags, re-add en-passant + capture counts |
| 516 | "0000 - 0000000000" |
| 517 | ); |
| 518 | } |
| 519 | |
| 520 | filterValid(moves) { |
| 521 | return moves; |
| 522 | } |
| 523 | |
| 524 | getComputerMove() { |
| 525 | // Random mover: |
| 526 | const moves = this.getAllValidMoves(); |
| 527 | let move1 = moves[randInt(movs.length)]; |
| 528 | this.play(move1); |
| 529 | let move2 = undefined; |
| 530 | if (this.subTurn == 2) { |
| 531 | const moves2 = this.getAllValidMoves(); |
| 532 | move2 = moves2[randInt(moves2.length)]; |
| 533 | } |
| 534 | this.undo(move1); |
| 535 | if (!move2) return move1; |
| 536 | return [move1, move2]; |
| 537 | } |
| 538 | |
| 539 | getNotation(move) { |
| 540 | // TODO: invisibility used => move notation Q?? |
| 541 | // Also, bonus should be clearly indicated + bomb/bananas locations |
| 542 | return super.getNotation(move); |
| 543 | } |
| 544 | }; |