| 1 | import { ChessRules, Move, PiPo } from "@/base_rules"; |
| 2 | import { SuicideRules } from "@/variants/Suicide"; |
| 3 | import { randInt } from "@/utils/alea"; |
| 4 | |
| 5 | export class ChakartRules extends ChessRules { |
| 6 | static get PawnSpecs() { |
| 7 | return SuicideRules.PawnSpecs; |
| 8 | } |
| 9 | |
| 10 | static get HasCastle() { |
| 11 | return false; |
| 12 | } |
| 13 | |
| 14 | static get CorrConfirm() { |
| 15 | // Because of bonus effects |
| 16 | return false; |
| 17 | } |
| 18 | |
| 19 | static get CanAnalyze() { |
| 20 | return false; |
| 21 | } |
| 22 | |
| 23 | hoverHighlight(x, y) { |
| 24 | if (this.subTurn == 1) return false; |
| 25 | const L = this.firstMove.length; |
| 26 | const fm = this.firstMove[L-1]; |
| 27 | if (fm.end.effect != 0) return false; |
| 28 | const deltaX = Math.abs(fm.end.x - x); |
| 29 | const deltaY = Math.abs(fm.end.y - y); |
| 30 | return ( |
| 31 | (deltaX == 0 && deltaY == 0) || |
| 32 | ( |
| 33 | this.board[x][y] == V.EMPTY && |
| 34 | ( |
| 35 | (fm.vanish[0].p == V.ROOK && deltaX == 1 && deltaY == 1) || |
| 36 | (fm.vanish[0].p == V.BISHOP && deltaX + deltaY == 1) |
| 37 | ) |
| 38 | ) |
| 39 | ); |
| 40 | } |
| 41 | |
| 42 | static get IMMOBILIZE_CODE() { |
| 43 | return { |
| 44 | 'p': 's', |
| 45 | 'r': 'u', |
| 46 | 'n': 'o', |
| 47 | 'b': 'c', |
| 48 | 'q': 't', |
| 49 | 'k': 'l' |
| 50 | }; |
| 51 | } |
| 52 | |
| 53 | static get IMMOBILIZE_DECODE() { |
| 54 | return { |
| 55 | 's': 'p', |
| 56 | 'u': 'r', |
| 57 | 'o': 'n', |
| 58 | 'c': 'b', |
| 59 | 't': 'q', |
| 60 | 'l': 'k' |
| 61 | }; |
| 62 | } |
| 63 | |
| 64 | static get INVISIBLE_QUEEN() { |
| 65 | return 'i'; |
| 66 | } |
| 67 | |
| 68 | // Fictive color 'a', bomb banana mushroom egg |
| 69 | static get BOMB() { |
| 70 | // Doesn't collide with bishop because color is 'a' |
| 71 | return 'b'; |
| 72 | } |
| 73 | static get BANANA() { |
| 74 | return 'n'; |
| 75 | } |
| 76 | static get EGG() { |
| 77 | return 'e'; |
| 78 | } |
| 79 | static get MUSHROOM() { |
| 80 | return 'm'; |
| 81 | } |
| 82 | |
| 83 | static get PIECES() { |
| 84 | return ( |
| 85 | ChessRules.PIECES.concat( |
| 86 | Object.keys(V.IMMOBILIZE_DECODE)).concat( |
| 87 | [V.BANANA, V.BOMB, V.EGG, V.MUSHROOM, V.INVISIBLE_QUEEN]) |
| 88 | ); |
| 89 | } |
| 90 | |
| 91 | getPpath(b) { |
| 92 | let prefix = ""; |
| 93 | if ( |
| 94 | b[0] == 'a' || |
| 95 | b[1] == V.INVISIBLE_QUEEN || |
| 96 | Object.keys(V.IMMOBILIZE_DECODE).includes(b[1]) |
| 97 | ) { |
| 98 | prefix = "Chakart/"; |
| 99 | } |
| 100 | return prefix + b; |
| 101 | } |
| 102 | |
| 103 | static ParseFen(fen) { |
| 104 | const fenParts = fen.split(" "); |
| 105 | return Object.assign( |
| 106 | ChessRules.ParseFen(fen), |
| 107 | { captured: fenParts[5] } |
| 108 | ); |
| 109 | } |
| 110 | |
| 111 | // King can be l or L (immobilized) --> similar to Alice variant |
| 112 | static IsGoodPosition(position) { |
| 113 | if (position.length == 0) return false; |
| 114 | const rows = position.split("/"); |
| 115 | if (rows.length != V.size.x) return false; |
| 116 | let kings = { "k": 0, "K": 0, 'l': 0, 'L': 0 }; |
| 117 | for (let row of rows) { |
| 118 | let sumElts = 0; |
| 119 | for (let i = 0; i < row.length; i++) { |
| 120 | if (['K','k','L','l'].includes(row[i])) kings[row[i]]++; |
| 121 | if (V.PIECES.includes(row[i].toLowerCase())) sumElts++; |
| 122 | else { |
| 123 | const num = parseInt(row[i]); |
| 124 | if (isNaN(num)) return false; |
| 125 | sumElts += num; |
| 126 | } |
| 127 | } |
| 128 | if (sumElts != V.size.y) return false; |
| 129 | } |
| 130 | if (kings['k'] + kings['l'] != 1 || kings['K'] + kings['L'] != 1) |
| 131 | return false; |
| 132 | return true; |
| 133 | } |
| 134 | |
| 135 | static IsGoodFlags(flags) { |
| 136 | // 4 for Peach + Mario w, b |
| 137 | return !!flags.match(/^[01]{4,4}$/); |
| 138 | } |
| 139 | |
| 140 | setFlags(fenflags) { |
| 141 | // King can send shell? Queen can be invisible? |
| 142 | this.powerFlags = { |
| 143 | w: [{ 'k': false, 'q': false }], |
| 144 | b: [{ 'k': false, 'q': false }] |
| 145 | }; |
| 146 | for (let c of ["w", "b"]) { |
| 147 | for (let p of ['k', 'q']) { |
| 148 | this.powerFlags[c][p] = |
| 149 | fenflags.charAt((c == "w" ? 0 : 2) + (p == 'k' ? 0 : 1)) == "1"; |
| 150 | } |
| 151 | } |
| 152 | } |
| 153 | |
| 154 | aggregateFlags() { |
| 155 | return this.powerFlags; |
| 156 | } |
| 157 | |
| 158 | disaggregateFlags(flags) { |
| 159 | this.powerFlags = flags; |
| 160 | } |
| 161 | |
| 162 | getFen() { |
| 163 | return super.getFen() + " " + this.getCapturedFen(); |
| 164 | } |
| 165 | |
| 166 | getFenForRepeat() { |
| 167 | return super.getFenForRepeat() + "_" + this.getCapturedFen(); |
| 168 | } |
| 169 | |
| 170 | getCapturedFen() { |
| 171 | let counts = [...Array(10).fill(0)]; |
| 172 | let i = 0; |
| 173 | for (let p of [V.ROOK, V.KNIGHT, V.BISHOP, V.QUEEN, V.PAWN]) { |
| 174 | counts[i] = this.captured["w"][p]; |
| 175 | counts[5 + i] = this.captured["b"][p]; |
| 176 | i++; |
| 177 | } |
| 178 | return counts.join(""); |
| 179 | } |
| 180 | |
| 181 | scanKings() {} |
| 182 | |
| 183 | setOtherVariables(fen) { |
| 184 | super.setOtherVariables(fen); |
| 185 | const fenParsed = V.ParseFen(fen); |
| 186 | // Initialize captured pieces' counts from FEN |
| 187 | this.captured = { |
| 188 | w: { |
| 189 | [V.ROOK]: parseInt(fenParsed.captured[0]), |
| 190 | [V.KNIGHT]: parseInt(fenParsed.captured[1]), |
| 191 | [V.BISHOP]: parseInt(fenParsed.captured[2]), |
| 192 | [V.QUEEN]: parseInt(fenParsed.captured[3]), |
| 193 | [V.PAWN]: parseInt(fenParsed.captured[4]), |
| 194 | }, |
| 195 | b: { |
| 196 | [V.ROOK]: parseInt(fenParsed.captured[5]), |
| 197 | [V.KNIGHT]: parseInt(fenParsed.captured[6]), |
| 198 | [V.BISHOP]: parseInt(fenParsed.captured[7]), |
| 199 | [V.QUEEN]: parseInt(fenParsed.captured[8]), |
| 200 | [V.PAWN]: parseInt(fenParsed.captured[9]), |
| 201 | } |
| 202 | }; |
| 203 | this.firstMove = []; |
| 204 | this.subTurn = 1; |
| 205 | } |
| 206 | |
| 207 | getFlagsFen() { |
| 208 | let fen = ""; |
| 209 | // Add power flags |
| 210 | for (let c of ["w", "b"]) |
| 211 | for (let p of ['k', 'q']) fen += (this.powerFlags[c][p] ? "1" : "0"); |
| 212 | return fen; |
| 213 | } |
| 214 | |
| 215 | static get RESERVE_PIECES() { |
| 216 | return [V.PAWN, V.ROOK, V.KNIGHT, V.BISHOP, V.QUEEN]; |
| 217 | } |
| 218 | |
| 219 | getReserveMoves([x, y]) { |
| 220 | const color = this.turn; |
| 221 | const p = V.RESERVE_PIECES[y]; |
| 222 | if (this.reserve[color][p] == 0) return []; |
| 223 | let moves = []; |
| 224 | const start = (color == 'w' && p == V.PAWN ? 1 : 0); |
| 225 | const end = (color == 'b' && p == V.PAWN ? 7 : 8); |
| 226 | for (let i = start; i < end; i++) { |
| 227 | for (let j = 0; j < V.size.y; j++) { |
| 228 | if (this.board[i][j] == V.EMPTY) { |
| 229 | let mv = new Move({ |
| 230 | appear: [ |
| 231 | new PiPo({ |
| 232 | x: i, |
| 233 | y: j, |
| 234 | c: color, |
| 235 | p: p |
| 236 | }) |
| 237 | ], |
| 238 | vanish: [], |
| 239 | start: { x: x, y: y }, //a bit artificial... |
| 240 | end: { x: i, y: j } |
| 241 | }); |
| 242 | moves.push(mv); |
| 243 | } |
| 244 | } |
| 245 | } |
| 246 | return moves; |
| 247 | } |
| 248 | |
| 249 | getPotentialMovesFrom([x, y]) { |
| 250 | if (this.subTurn == 1) return super.getPotentialMovesFrom([x, y]); |
| 251 | if (this.subTurn == 2) { |
| 252 | let moves = []; |
| 253 | const L = this.firstMove.length; |
| 254 | const fm = this.firstMove[L-1]; |
| 255 | switch (fm.end.effect) { |
| 256 | // case 0: a click is required (banana or bomb) |
| 257 | case 1: |
| 258 | // Exchange position with any piece |
| 259 | for (let i=0; i<8; i++) { |
| 260 | for (let j=0; j<8; j++) { |
| 261 | const colIJ = this.getColor(i, j); |
| 262 | if ( |
| 263 | i != x && |
| 264 | j != y && |
| 265 | this.board[i][j] != V.EMPTY && |
| 266 | colIJ != 'a' |
| 267 | ) { |
| 268 | const movedUnit = new PiPo({ |
| 269 | x: x, |
| 270 | y: y, |
| 271 | c: colIJ, |
| 272 | p: this.getPiece(i, j) |
| 273 | }); |
| 274 | let mMove = this.getBasicMove([x, y], [i, j]); |
| 275 | mMove.appear.push(movedUnit); |
| 276 | moves.push(mMove); |
| 277 | } |
| 278 | } |
| 279 | } |
| 280 | break; |
| 281 | case 2: |
| 282 | // Resurrect a captured piece |
| 283 | if (x >= V.size.x) moves = this.getReserveMoves([x, y]); |
| 284 | break; |
| 285 | case 3: |
| 286 | // Play again with the same piece |
| 287 | if (fm.end.x == x && fm.end.y == y) |
| 288 | moves = super.getPotentialMovesFrom([x, y]); |
| 289 | break; |
| 290 | } |
| 291 | return moves; |
| 292 | } |
| 293 | } |
| 294 | |
| 295 | // Helper for getBasicMove() |
| 296 | getRandomSquare([x, y], steps) { |
| 297 | const validSteps = steps.filter(s => { |
| 298 | const [i, j] = [x + s[0], y + s[1]]; |
| 299 | return ( |
| 300 | V.OnBoard(i, j) && |
| 301 | (this.board[i][j] == V.EMPTY || this.getColor(i, j) == 'a') |
| 302 | ); |
| 303 | }); |
| 304 | if (validSteps.length == 0) |
| 305 | // Can happen after mushroom jump |
| 306 | return [x, y]; |
| 307 | const step = validSteps[randInt(validSteps.length)]; |
| 308 | return [x + step[0], y + step[1]]; |
| 309 | } |
| 310 | |
| 311 | getBasicMove([x1, y1], [x2, y2], tr) { |
| 312 | // Apply mushroom, bomb or banana effect (hidden to the player). |
| 313 | // Determine egg effect, too, and apply its first part if possible. |
| 314 | let move = super.getBasicMove([x1, y1], [x2, y2], tr); |
| 315 | const color1 = this.getColor(x1, y1); |
| 316 | const color2 = this.getColor(x2, y2); |
| 317 | const piece1 = this.getPiece(x1, y1); |
| 318 | const piece2 = this.getPiece(x2, y2); |
| 319 | const oppCol = V.GetOppCol(color1); |
| 320 | if ( |
| 321 | [V.PAWN, V.KNIGHT].includes(piece1) && |
| 322 | (color2 != 'a' || !([V.BANANA, V.BOMB].includes(piece2))) |
| 323 | ) { |
| 324 | switch (piece1) { |
| 325 | case V.PAWN: { |
| 326 | const twoSquaresMove = (Math.abs(x2 - x1) == 2); |
| 327 | const mushroomX = x1 + (twoSquaresMove ? (x2 - x1) / 2 : 0); |
| 328 | move.appear.push( |
| 329 | new PiPo({ |
| 330 | x: mushroomX, |
| 331 | y: y1, |
| 332 | c: 'a', |
| 333 | p: V.MUSHROOM |
| 334 | }) |
| 335 | ); |
| 336 | if (this.getColor(mushroomX, y1) == 'a') { |
| 337 | move.vanish.push( |
| 338 | new PiPo({ |
| 339 | x: mushroomX, |
| 340 | y: y1, |
| 341 | c: 'a', |
| 342 | p: this.getPiece(mushroomX, y1) |
| 343 | }) |
| 344 | ); |
| 345 | } |
| 346 | break; |
| 347 | } |
| 348 | case V.KNIGHT: { |
| 349 | const deltaX = Math.abs(x2 - x1); |
| 350 | const deltaY = Math.abs(y2 - y1); |
| 351 | const eggSquare = [ |
| 352 | x1 + (deltaX == 2 ? (x2 - x1) / 2 : 0), |
| 353 | y1 + (deltaY == 2 ? (y2 - y1) / 2 : 0) |
| 354 | ]; |
| 355 | if ( |
| 356 | this.board[eggSquare[0]][eggSquare[1]] == V.EMPTY || |
| 357 | this.getColor(eggSquare[0], eggSquare[1]) == 'a' |
| 358 | ) { |
| 359 | move.appear.push( |
| 360 | new PiPo({ |
| 361 | x: eggSquare[0], |
| 362 | y: eggSquare[1], |
| 363 | c: 'a', |
| 364 | p: V.EGG |
| 365 | }) |
| 366 | ); |
| 367 | if (this.getColor(eggSquare[0], eggSquare[1]) == 'a') { |
| 368 | move.vanish.push( |
| 369 | new PiPo({ |
| 370 | x: eggSquare[0], |
| 371 | y: eggSquare[1], |
| 372 | c: 'a', |
| 373 | p: this.getPiece(eggSquare[0], eggSquare[1]) |
| 374 | }) |
| 375 | ); |
| 376 | } |
| 377 | } |
| 378 | break; |
| 379 | } |
| 380 | } |
| 381 | } |
| 382 | const applyBeffect = (steps) => { |
| 383 | const [x, y] = [move.appear[0].x, move.appear[0].y]; |
| 384 | const moveTo = this.getRandomSquare([x, y], steps); |
| 385 | move.appear[0].x = moveTo[0]; |
| 386 | move.appear[0].y = moveTo[1]; |
| 387 | }; |
| 388 | // For (wa)luigi effect: |
| 389 | const changePieceColor = (color) => { |
| 390 | let pieces = []; |
| 391 | for (let i=0; i<8; i++) { |
| 392 | for (let j=0; j<8; j++) { |
| 393 | if ( |
| 394 | this.board[i][j] != V.EMPTY && |
| 395 | this.getColor(i, j) == color |
| 396 | ) { |
| 397 | const piece = this.getPiece(i, j); |
| 398 | if (piece != V.KING) |
| 399 | pieces.push({ x: i, y: j, p: piece }); |
| 400 | } |
| 401 | } |
| 402 | } |
| 403 | const cp = pieces[randInt(pieces.length)]; |
| 404 | move.vanish.push( |
| 405 | new PiPo({ |
| 406 | x: cp.x, |
| 407 | y: cp.y, |
| 408 | c: color, |
| 409 | p: cp.p |
| 410 | }) |
| 411 | ); |
| 412 | move.appear.push( |
| 413 | new PiPo({ |
| 414 | x: cp.x, |
| 415 | y: cp.y, |
| 416 | c: V.GetOppCol(color), |
| 417 | p: cp.p |
| 418 | }) |
| 419 | ); |
| 420 | }; |
| 421 | const applyEggEffect = () => { |
| 422 | if (this.subTurn == 1) { |
| 423 | // 1) Determine the effect (some may be impossible) |
| 424 | let effects = ["kingboo", "koopa", "chomp", "bowser"]; |
| 425 | if (this.captured[color1].some(c => c >= 1)) |
| 426 | effects.push("toadette"); |
| 427 | V.PlayOnBoard(this.board, move); |
| 428 | const canPlayAgain = this.getPotentialMovesFrom([x2, y2]).length > 0; |
| 429 | V.UndoOnBoard(this.board, move); |
| 430 | if (canPlayAgain) effects.push("daisy"); |
| 431 | if ( |
| 432 | board.some(b => |
| 433 | b.some(cell => cell[0] == oppCol && cell[1] != V.KING)) |
| 434 | ) { |
| 435 | effects.push("luigi"); |
| 436 | } |
| 437 | if ( |
| 438 | board.some(b => |
| 439 | b.some(cell => cell[0] == color1 && cell[1] != V.KING)) |
| 440 | ) { |
| 441 | effects.push("waluigi"); |
| 442 | } |
| 443 | const effect = effects[randInd(effects.length)]; |
| 444 | // 2) Apply it if possible, or set move.end.effect |
| 445 | if (["kingboo", "toadette", "daisy"].includes(effect)) |
| 446 | move.end.effect = effect; |
| 447 | else { |
| 448 | switch (effect) { |
| 449 | case "koopa": |
| 450 | move.appear[0].x = x1; |
| 451 | move.appear[0].y = y1; |
| 452 | break; |
| 453 | case "chomp": |
| 454 | move.appear.unshift(); |
| 455 | break; |
| 456 | case "bowser": |
| 457 | move.appear[0].p = V.IMMOBILIZE_CODE[piece1]; |
| 458 | break; |
| 459 | case "luigi": |
| 460 | changePieceColor(oppCol); |
| 461 | break; |
| 462 | case "waluigi": |
| 463 | changePieceColor(color1); |
| 464 | break; |
| 465 | } |
| 466 | } |
| 467 | } |
| 468 | }; |
| 469 | const applyMushroomEffect = () => { |
| 470 | if ([V.PAWN, V.KING, V.KNIGHT].includes(piece1)) { |
| 471 | // Just make another similar step, if possible (non-capturing) |
| 472 | const [i, j] = [ |
| 473 | move.appear[0].x + 2 * (x2 - x1), |
| 474 | move.appear[0].y + 2 * (y2 - y1) |
| 475 | ]; |
| 476 | if ( |
| 477 | V.OnBoard(i, j) && |
| 478 | (this.board[i][j] == V.EMPTY || this.getColor(i, j) == 'a') |
| 479 | ) { |
| 480 | move.appear[0].x = i; |
| 481 | move.appear[0].y = j; |
| 482 | if (this.board[i][j] != V.EMPTY) { |
| 483 | const object = this.getPiece(i, j); |
| 484 | move.vanish.push( |
| 485 | new PiPo({ |
| 486 | x: i, |
| 487 | y: j, |
| 488 | c: 'a', |
| 489 | p: object |
| 490 | }) |
| 491 | ); |
| 492 | switch (object) { |
| 493 | case V.BANANA: |
| 494 | applyBeffect(V.steps[V.ROOK]); |
| 495 | break; |
| 496 | case V.BOMB: |
| 497 | applyBeffect(V.steps[V.BISHOP]); |
| 498 | break; |
| 499 | case V.EGG: |
| 500 | applyEggEffect(); |
| 501 | break; |
| 502 | case V.MUSHROOM: |
| 503 | applyMushroomEffect(); |
| 504 | break; |
| 505 | } |
| 506 | } |
| 507 | } |
| 508 | } |
| 509 | else { |
| 510 | // Queen, bishop or rook: |
| 511 | const step = [ |
| 512 | (x2 - x1) / Math.abs(x2 - x1) || 0, |
| 513 | (y2 - y1) / Math.abs(y2 - y1) || 0 |
| 514 | ]; |
| 515 | const next = [move.appear[0].x + step[0], move.appear[0].y + step[1]]; |
| 516 | if ( |
| 517 | V.OnBoard(next[0], next[1]) && |
| 518 | this.board[next[0]][next[1]] != V.EMPTY && |
| 519 | this.getColor(next[0], next[1]) != 'a' |
| 520 | ) { |
| 521 | const afterNext = [next[0] + step[0], next[1] + step[1]]; |
| 522 | if ( |
| 523 | V.OnBoard(afterNext[0], afterNext[1]) && |
| 524 | ( |
| 525 | this.board[afterNext[0]][afterNext[1]] == V.EMPTY || |
| 526 | this.getColor(afterNext[0], afterNext[1]) == 'a' |
| 527 | ) |
| 528 | ) { |
| 529 | move.appear[0].x = afterNext[0]; |
| 530 | move.appear[0].y = afterNext[1]; |
| 531 | if (this.board[afterNext[0]][afterNext[1]] != V.EMPTY) { |
| 532 | const object = this.getPiece(afterNext[0], afterNext[1]); |
| 533 | move.vanish.push( |
| 534 | new PiPo({ |
| 535 | x: afterNext[0], |
| 536 | y: afterNext[0], |
| 537 | c: 'a', |
| 538 | p: object |
| 539 | }) |
| 540 | ); |
| 541 | switch (object) { |
| 542 | case V.BANANA: |
| 543 | applyBeffect(V.steps[V.ROOK]); |
| 544 | break; |
| 545 | case V.BOMB: |
| 546 | applyBeffect(V.steps[V.BISHOP]); |
| 547 | break; |
| 548 | case V.EGG: |
| 549 | applyEggEffect(); |
| 550 | break; |
| 551 | case V.MUSHROOM: |
| 552 | applyMushroomEffect(); |
| 553 | break; |
| 554 | } |
| 555 | } |
| 556 | } |
| 557 | } |
| 558 | } |
| 559 | }; |
| 560 | if (color2 == 'a') { |
| 561 | switch (piece2) { |
| 562 | case V.BANANA: |
| 563 | applyBeffect(V.steps[V.ROOK]); |
| 564 | break; |
| 565 | case V.BOMB: |
| 566 | applyBeffect(V.steps[V.BISHOP]); |
| 567 | break; |
| 568 | case V.MUSHROOM: |
| 569 | applyMushroomEffect(); |
| 570 | break; |
| 571 | case V.EGG: |
| 572 | if (this.subTurn == 1) { |
| 573 | // No egg effect at subTurn 2 |
| 574 | if ([V.ROOK, V.BISHOP].includes(piece1)) { |
| 575 | // Drop a bomb or banana at random, because even if bonus is |
| 576 | // "play again" nothing can be done after next move. |
| 577 | const steps = V.steps[piece1 == V.ROOK ? V.BISHOP : V.ROOK]; |
| 578 | const object = (piece1 == V.ROOK ? V.BANANA : V.BOMB); |
| 579 | const dropOn = this.getRandomSquare([x, y], steps); |
| 580 | move.appear.push( |
| 581 | new PiPo({ |
| 582 | x: dropOn[0], |
| 583 | y: dropOn[1], |
| 584 | c: 'a', |
| 585 | p: object |
| 586 | }) |
| 587 | ); |
| 588 | } |
| 589 | applyEggEffect(); |
| 590 | } |
| 591 | break; |
| 592 | } |
| 593 | } |
| 594 | else if ( |
| 595 | this.subTurn == 1 && |
| 596 | [V.ROOK, V.BISHOP].includes(piece1) |
| 597 | ) { |
| 598 | move.end.effect = 0; |
| 599 | } |
| 600 | return move; |
| 601 | } |
| 602 | |
| 603 | getEnpassantCaptures([x, y], shiftX) { |
| 604 | const Lep = this.epSquares.length; |
| 605 | const epSquare = this.epSquares[Lep - 1]; //always at least one element |
| 606 | let enpassantMove = null; |
| 607 | if ( |
| 608 | !!epSquare && |
| 609 | epSquare.x == x + shiftX && |
| 610 | Math.abs(epSquare.y - y) == 1 |
| 611 | ) { |
| 612 | // Not using this.getBasicMove() because the mushroom has no effect |
| 613 | enpassantMove = super.getBasicMove([x, y], [epSquare.x, epSquare.y]); |
| 614 | enpassantMove.vanish.push({ |
| 615 | x: x, |
| 616 | y: epSquare.y, |
| 617 | p: V.PAWN, |
| 618 | c: this.getColor(x, epSquare.y) |
| 619 | }); |
| 620 | } |
| 621 | return !!enpassantMove ? [enpassantMove] : []; |
| 622 | } |
| 623 | |
| 624 | getPotentialPawnMoves([x, y]) { |
| 625 | const color = this.turn; |
| 626 | const oppCol = V.GetOppCol(color); |
| 627 | const [sizeX, sizeY] = [V.size.x, V.size.y]; |
| 628 | const shiftX = V.PawnSpecs.directions[color]; |
| 629 | const firstRank = (color == "w" ? sizeX - 1 : 0); |
| 630 | let moves = []; |
| 631 | if ( |
| 632 | this.board[x + shiftX][y] == V.EMPTY || |
| 633 | this.getColor(x + shiftX, y) == 'a' |
| 634 | ) { |
| 635 | this.addPawnMoves([x, y], [x + shiftX, y], moves); |
| 636 | if ( |
| 637 | [firstRank, firstRank + shiftX].includes(x) && |
| 638 | this.board[x + 2 * shiftX][y] == V.EMPTY |
| 639 | ) { |
| 640 | moves.push(this.getBasicMove([x, y], [x + 2 * shiftX, y])); |
| 641 | } |
| 642 | } |
| 643 | for (let shiftY of [-1, 1]) { |
| 644 | if ( |
| 645 | y + shiftY >= 0 && |
| 646 | y + shiftY < sizeY && |
| 647 | this.board[x + shiftX][y + shiftY] != V.EMPTY && |
| 648 | this.getColor(x + shiftX, y + shiftY) == oppCol |
| 649 | ) { |
| 650 | this.addPawnMoves([x, y], [x + shiftX, y + shiftY], moves); |
| 651 | } |
| 652 | } |
| 653 | Array.prototype.push.apply( |
| 654 | moves, |
| 655 | this.getEnpassantCaptures([x, y], shiftX) |
| 656 | ); |
| 657 | return moves; |
| 658 | } |
| 659 | |
| 660 | getPotentialQueenMoves(sq) { |
| 661 | const normalMoves = super.getPotentialQueenMoves(sq); |
| 662 | // If flag allows it, add 'invisible movements' |
| 663 | let invisibleMoves = []; |
| 664 | if (this.powerFlags[this.turn][V.QUEEN]) { |
| 665 | normalMoves.forEach(m => { |
| 666 | if (m.vanish.length == 1) { |
| 667 | let im = JSON.parse(JSON.stringify(m)); |
| 668 | m.appear[0].p = V.INVISIBLE_QUEEN; |
| 669 | invisibleMoves.push(im); |
| 670 | } |
| 671 | }); |
| 672 | } |
| 673 | return normalMoves.concat(invisibleMoves); |
| 674 | } |
| 675 | |
| 676 | getPotentialKingMoves([x, y]) { |
| 677 | let moves = super.getPotentialKingMoves([x, y]); |
| 678 | const color = this.turn; |
| 679 | // If flag allows it, add 'remote shell captures' |
| 680 | if (this.powerFlags[this.turn][V.KING]) { |
| 681 | V.steps[V.ROOK].concat(V.steps[V.BISHOP]).forEach(step => { |
| 682 | let [i, j] = [x + 2 * step[0], y + 2 * step[1]]; |
| 683 | while ( |
| 684 | V.OnBoard(i, j) && |
| 685 | ( |
| 686 | this.board[i][j] == V.EMPTY || |
| 687 | ( |
| 688 | this.getColor(i, j) == 'a' && |
| 689 | [V.EGG, V.MUSHROOM].includes(this.getPiece(i, j)) |
| 690 | ) |
| 691 | ) |
| 692 | ) { |
| 693 | i += step[0]; |
| 694 | j += step[1]; |
| 695 | } |
| 696 | if (V.OnBoard(i, j) && this.getColor(i, j) != color) |
| 697 | // May just destroy a bomb or banana: |
| 698 | moves.push(this.getBasicMove([x, y], [i, j])); |
| 699 | }); |
| 700 | } |
| 701 | return moves; |
| 702 | } |
| 703 | |
| 704 | getSlideNJumpMoves([x, y], steps, oneStep) { |
| 705 | let moves = []; |
| 706 | outerLoop: for (let step of steps) { |
| 707 | let i = x + step[0]; |
| 708 | let j = y + step[1]; |
| 709 | while ( |
| 710 | V.OnBoard(i, j) && |
| 711 | ( |
| 712 | this.board[i][j] == V.EMPTY || |
| 713 | ( |
| 714 | this.getColor(i, j) == 'a' && |
| 715 | [V.EGG, V.MUSHROOM].includes(this.getPiece(i, j)) |
| 716 | ) |
| 717 | ) |
| 718 | ) { |
| 719 | moves.push(this.getBasicMove([x, y], [i, j])); |
| 720 | if (oneStep) continue outerLoop; |
| 721 | i += step[0]; |
| 722 | j += step[1]; |
| 723 | } |
| 724 | if (V.OnBoard(i, j) && this.canTake([x, y], [i, j])) |
| 725 | moves.push(this.getBasicMove([x, y], [i, j])); |
| 726 | } |
| 727 | return moves; |
| 728 | } |
| 729 | |
| 730 | getAllPotentialMoves() { |
| 731 | if (this.subTurn == 1) return super.getAllPotentialMoves(); |
| 732 | let moves = []; |
| 733 | const L = this.firstMove.length; |
| 734 | const fm = this.firstMove[L-1]; |
| 735 | switch (fm.end.effect) { |
| 736 | case 0: |
| 737 | moves.push({ |
| 738 | start: { x: -1, y: -1 }, |
| 739 | end: { x: -1, y: -1 }, |
| 740 | appear: [], |
| 741 | vanish: [] |
| 742 | }); |
| 743 | for ( |
| 744 | let step of |
| 745 | (fm.vanish[0].p == V.ROOK ? V.steps[V.BISHOP] : V.steps[V.ROOK]) |
| 746 | ) { |
| 747 | const [i, j] = [fm.end.x + step[0], fm.end.y + step[1]]; |
| 748 | if ( |
| 749 | V.OnBoard(i, j) && |
| 750 | (this.board[i][j] == V.EMPTY || this.getColor(i, j) == 'a') |
| 751 | ) { |
| 752 | let m = new Move({ |
| 753 | start: { x: -1, y: -1 }, |
| 754 | end: { x: i, y: j }, |
| 755 | appear: [ |
| 756 | new PiPo({ |
| 757 | x: i, |
| 758 | y: j, |
| 759 | c: 'a', |
| 760 | p: (fm.vanish[0].p == V.ROOK ? V.BANANA : V.BOMB) |
| 761 | }) |
| 762 | ], |
| 763 | vanish: [] |
| 764 | }); |
| 765 | if (this.board[i][j] != V.EMPTY) { |
| 766 | m.vanish.push( |
| 767 | new PiPo({ x: i, y: j, c: 'a', p: this.getPiece(i, j) })); |
| 768 | } |
| 769 | moves.push(m); |
| 770 | } |
| 771 | } |
| 772 | break; |
| 773 | case 1: { |
| 774 | const [x, y] = [fm.end.x, fm.end.y]; |
| 775 | for (let i=0; i<8; i++) { |
| 776 | for (let j=0; j<8; j++) { |
| 777 | const colIJ = this.getColor(i, j); |
| 778 | if ( |
| 779 | i != x && |
| 780 | j != y && |
| 781 | this.board[i][j] != V.EMPTY && |
| 782 | colIJ != 'a' |
| 783 | ) { |
| 784 | const movedUnit = new PiPo({ |
| 785 | x: x, |
| 786 | y: y, |
| 787 | c: colIJ, |
| 788 | p: this.getPiece(i, j) |
| 789 | }); |
| 790 | let mMove = this.getBasicMove([x, y], [i, j]); |
| 791 | mMove.appear.push(movedUnit); |
| 792 | moves.push(mMove); |
| 793 | } |
| 794 | } |
| 795 | } |
| 796 | break; |
| 797 | } |
| 798 | case 2: { |
| 799 | const x = V.size.x + (this.turn == 'w' ? 0 : 1); |
| 800 | for (let y = 0; y < 8; y++) |
| 801 | Array.prototype.push.apply(moves, this.getReserveMoves([x, y])); |
| 802 | break; |
| 803 | } |
| 804 | case 3: |
| 805 | moves = super.getPotentialMovesFrom([fm.end.x, fm.end.y]); |
| 806 | break; |
| 807 | } |
| 808 | return moves; |
| 809 | } |
| 810 | |
| 811 | doClick(square) { |
| 812 | if (isNaN(square[0])) return null; |
| 813 | if (this.subTurn == 1) return null; |
| 814 | const L = this.firstMove.length; |
| 815 | const fm = this.firstMove[L-1]; |
| 816 | if (fm.end.effect != 0) return null; |
| 817 | const [x, y] = [square[0], square[1]]; |
| 818 | const deltaX = Math.abs(fm.end.x - x); |
| 819 | const deltaY = Math.abs(fm.end.y - y); |
| 820 | if (deltaX == 0 && deltaY == 0) { |
| 821 | // Empty move: |
| 822 | return { |
| 823 | start: { x: -1, y: -1 }, |
| 824 | end: { x: -1, y: -1 }, |
| 825 | appear: [], |
| 826 | vanish: [] |
| 827 | }; |
| 828 | } |
| 829 | if ( |
| 830 | (this.board[x][y] == V.EMPTY || this.getColor(x, y) == 'a') && |
| 831 | ( |
| 832 | (fm.vanish[0].p == V.ROOK && deltaX == 1 && deltaY == 1) || |
| 833 | (fm.vanish[0].p == V.BISHOP && deltaX + deltaY == 1) |
| 834 | ) |
| 835 | ) { |
| 836 | let m = new Move({ |
| 837 | start: { x: -1, y: -1 }, |
| 838 | end: { x: x, y: y }, |
| 839 | appear: [ |
| 840 | new PiPo({ |
| 841 | x: x, |
| 842 | y: y, |
| 843 | c: 'a', |
| 844 | p: (fm.vanish[0].p == V.ROOK ? V.BANANA : V.BOMB) |
| 845 | }) |
| 846 | ], |
| 847 | vanish: [] |
| 848 | }); |
| 849 | if (this.board[x][y] != V.EMPTY) { |
| 850 | m.vanish.push( |
| 851 | new PiPo({ x: x, y: y, c: 'a', p: this.getPiece(x, y) })); |
| 852 | } |
| 853 | return m; |
| 854 | } |
| 855 | return null; |
| 856 | } |
| 857 | |
| 858 | play(move) { |
| 859 | move.flags = JSON.stringify(this.aggregateFlags()); |
| 860 | this.epSquares.push(this.getEpSquare(move)); |
| 861 | V.PlayOnBoard(this.board, move); |
| 862 | move.turn = [this.turn, this.subTurn]; |
| 863 | if (move.end.effect !== undefined) { |
| 864 | this.firstMove.push(move); |
| 865 | this.subTurn = 2; |
| 866 | } |
| 867 | else { |
| 868 | this.turn = V.GetOppCol(this.turn); |
| 869 | this.movesCount++; |
| 870 | this.subTurn = 1; |
| 871 | } |
| 872 | this.postPlay(move); |
| 873 | } |
| 874 | |
| 875 | postPlay(move) { |
| 876 | if (move.end.effect == 2) this.reserve = this.captured; |
| 877 | else this.reserve = null; |
| 878 | if (move.vanish.length == 2 && move.vanish[1].c != 'a') |
| 879 | // Capture: update this.captured |
| 880 | this.captured[move.vanish[1].c][move.vanish[1].p]++; |
| 881 | else if (move.vanish.length == 0) { |
| 882 | // A piece is back on board |
| 883 | this.captured[move.appear[0].c][move.appear[0].p]++; |
| 884 | this.reserve = null; |
| 885 | } |
| 886 | if (this.subTurn == 1) { |
| 887 | // Update flags: |
| 888 | if ( |
| 889 | move.vanish[0].p == V.KING && |
| 890 | ( |
| 891 | Math.abs(move.end.x - move.start.x) >= 2 || |
| 892 | Math.abs(move.end.y - move.start.y) >= 2 |
| 893 | ) |
| 894 | ) { |
| 895 | this.powerFlags[move.vanish[0].c][V.KING] = false; |
| 896 | } |
| 897 | else if ( |
| 898 | move.vanish[0].p == V.QUEEN && |
| 899 | this.getPiece(move.end.x, move.end.y) == V.INVISIBLE_QUEEN |
| 900 | ) { |
| 901 | this.powerFlags[move.vanish[0].c][V.QUEEN] = false; |
| 902 | } |
| 903 | const color = move.vanish[0].c; |
| 904 | const oppCol = V.GetOppCol(color); |
| 905 | if (!(Object.keys(V.IMMOBILIZE_DECODE).includes(move.appear[0].p))) { |
| 906 | // Look for an immobilized piece of my color: it can now move |
| 907 | // Also make opponent invisible queen visible again, if any |
| 908 | for (let i=0; i<8; i++) { |
| 909 | for (let j=0; j<8; j++) { |
| 910 | if (this.board[i][j] != V.EMPTY) { |
| 911 | const colIJ = this.getColor(i, j); |
| 912 | const piece = this.getPiece(i, j); |
| 913 | if ( |
| 914 | colIJ == color && |
| 915 | Object.keys(V.IMMOBILIZE_DECODE).includes(piece) |
| 916 | ) { |
| 917 | this.board[i][j] = color + V.IMMOBILIZE_DECODE[piece]; |
| 918 | move.wasImmobilized = [i, j]; |
| 919 | } |
| 920 | else if ( |
| 921 | colIJ == oppCol && |
| 922 | piece == V.INVISIBLE_QUEEN |
| 923 | ) { |
| 924 | this.board[i][j] = oppCol + V.QUEEN; |
| 925 | move.wasInvisible = [i, j]; |
| 926 | } |
| 927 | } |
| 928 | } |
| 929 | } |
| 930 | } |
| 931 | } |
| 932 | } |
| 933 | |
| 934 | undo(move) { |
| 935 | this.epSquares.pop(); |
| 936 | this.disaggregateFlags(JSON.parse(move.flags)); |
| 937 | V.UndoOnBoard(this.board, move); |
| 938 | if (move.end.effect !== undefined) this.firstMove.pop(); |
| 939 | else this.movesCount--; |
| 940 | if (this.subTurn == 1) this.movesCount--; |
| 941 | this.turn = move.turn[0]; |
| 942 | this.subTurn = move.turn[1]; |
| 943 | this.postUndo(move); |
| 944 | } |
| 945 | |
| 946 | postUndo(move) { |
| 947 | if (!!move.wasImmobilized) { |
| 948 | const [i, j] = move.wasImmobilized; |
| 949 | this.board[i][j] = |
| 950 | this.getColor(i, j) + V.IMMOBILIZE_CODE[this.getPiece(i, j)]; |
| 951 | } |
| 952 | if (!!move.wasInvisible) { |
| 953 | const [i, j] = move.wasInvisible; |
| 954 | this.board[i][j] = |
| 955 | this.getColor(i, j) + V.INVISIBLE_QUEEN; |
| 956 | } |
| 957 | if (move.vanish.length == 2 && move.vanish[1].c != 'a') |
| 958 | this.captured[move.vanish[1].c][move.vanish[1].p]--; |
| 959 | else if (move.vanish.length == 0) { |
| 960 | // A piece is back on board |
| 961 | this.captured[move.vanish[1].c][move.vanish[1].p]++; |
| 962 | this.reserve = null; |
| 963 | } |
| 964 | if (move.vanish.length == 0) this.reserve = this.captured; |
| 965 | else this.reserve = null; |
| 966 | } |
| 967 | |
| 968 | getCheckSquares() { |
| 969 | return []; |
| 970 | } |
| 971 | |
| 972 | getCurrentScore() { |
| 973 | // Find kings (not tracked in this variant) |
| 974 | let kingThere = { w: false, b: false }; |
| 975 | for (let i=0; i<8; i++) { |
| 976 | for (let j=0; j<8; j++) { |
| 977 | if (this.board[i][j] != V.EMPTY && this.getPiece(i, j) == V.KING) |
| 978 | kingThere[this.getColor(i, j)] = true; |
| 979 | } |
| 980 | } |
| 981 | if (!kingThere['w']) return "0-1"; |
| 982 | if (!kingThere['b']) return "1-0"; |
| 983 | return "*"; |
| 984 | } |
| 985 | |
| 986 | static GenRandInitFen(randomness) { |
| 987 | return ( |
| 988 | SuicideRules.GenRandInitFen(randomness).slice(0, -1) + |
| 989 | // Add Peach + Mario flags, re-add en-passant + capture counts |
| 990 | "0000 - 0000000000" |
| 991 | ); |
| 992 | } |
| 993 | |
| 994 | filterValid(moves) { |
| 995 | return moves; |
| 996 | } |
| 997 | |
| 998 | getComputerMove() { |
| 999 | // Random mover: |
| 1000 | const moves = this.getAllValidMoves(); |
| 1001 | let move1 = moves[randInt(moves.length)]; |
| 1002 | this.play(move1); |
| 1003 | let move2 = undefined; |
| 1004 | if (this.subTurn == 2) { |
| 1005 | const moves2 = this.getAllValidMoves(); |
| 1006 | move2 = moves2[randInt(moves2.length)]; |
| 1007 | } |
| 1008 | this.undo(move1); |
| 1009 | if (!move2) return move1; |
| 1010 | return [move1, move2]; |
| 1011 | } |
| 1012 | |
| 1013 | getNotation(move) { |
| 1014 | // TODO: invisibility used => move notation Q?? |
| 1015 | // Also, bonus should be clearly indicated + bomb/bananas locations |
| 1016 | // TODO: effect name + code to help move notation |
| 1017 | if (move.vanish.length == 0) { |
| 1018 | const piece = |
| 1019 | move.appear[0].p != V.PAWN ? move.appear[0].p.toUpperCase() : ""; |
| 1020 | return piece + "@" + V.CoordsToSquare(move.end); |
| 1021 | } |
| 1022 | return super.getNotation(move); |
| 1023 | } |
| 1024 | }; |