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4313762d | 1 | import { ChessRules } from "@/base_rules"; |
801e2870 | 2 | |
cee75a57 | 3 | export class CwdaRules extends ChessRules { |
7e8a7ea1 | 4 | |
4313762d BA |
5 | static get Options() { |
6 | return { | |
7 | select: ChessRules.Options.select.concat([ | |
8 | { | |
9 | label: "Army 1", | |
10 | variable: "army1", | |
11 | defaut: 'C', | |
12 | options: [ | |
13 | { label: "Colorbound Clobberers", value: 'C' }, | |
14 | { label: "Nutty Knights", value: 'N' }, | |
15 | { label: "Remarkable Rookies", value: 'R' }, | |
16 | { label: "Fide", value: 'F' } | |
17 | ] | |
18 | }, | |
19 | { | |
20 | label: "Army 2", | |
21 | variable: "army2", | |
22 | defaut: 'C', | |
23 | options: [ | |
24 | { label: "Colorbound Clobberers", value: 'C' }, | |
25 | { label: "Nutty Knights", value: 'N' }, | |
26 | { label: "Remarkable Rookies", value: 'R' }, | |
27 | { label: "Fide", value: 'F' } | |
28 | ] | |
29 | } | |
30 | ]) | |
31 | }; | |
32 | } | |
33 | ||
34 | static AbbreviateOptions(opts) { | |
35 | return opts["army1"] + opts["army2"]; | |
36 | } | |
37 | ||
38 | static IsValidOptions(opts) { | |
39 | // Both armies filled, avoid Fide vs Fide | |
40 | return ( | |
41 | opts.army1 && opts.army2 && | |
42 | (opts.army1 != 'F' || opts.army2 != 'F') | |
801e2870 BA |
43 | ); |
44 | } | |
45 | ||
46 | getPpath(b) { | |
4313762d BA |
47 | return (ChessRules.PIECES.includes(b[1]) ? "" : "Cwda/") + b; |
48 | } | |
49 | ||
50 | static get PiecesMap() { | |
51 | return { | |
52 | // Colorbound Clobberers | |
53 | 'C': { | |
54 | 'r': 'd', | |
55 | 'n': 'w', | |
56 | 'b': 'f', | |
57 | 'q': 'c', | |
a9fa8bec BA |
58 | 'k': 'm', |
59 | 'p': 'z' | |
4313762d BA |
60 | }, |
61 | // Nutty Knights | |
62 | 'N': { | |
63 | 'r': 'g', | |
64 | 'n': 'i', | |
65 | 'b': 't', | |
66 | 'q': 'l', | |
a9fa8bec BA |
67 | 'k': 'e', |
68 | 'p': 'v' | |
4313762d BA |
69 | }, |
70 | // Remarkable Rookies | |
71 | 'R': { | |
72 | 'r': 's', | |
73 | 'n': 'y', | |
74 | 'b': 'h', | |
75 | 'q': 'o', | |
74afb57d BA |
76 | 'k': 'a', |
77 | 'p': 'u' | |
4313762d | 78 | } |
801e2870 | 79 | }; |
4313762d | 80 | } |
801e2870 | 81 | |
4313762d BA |
82 | static GenRandInitFen(options) { |
83 | const baseFen = ChessRules.GenRandInitFen(options.randomness); | |
74afb57d | 84 | let blackLine = baseFen.substr(0, 8), blackPawns = "pppppppp"; |
4313762d BA |
85 | if (options.army2 != 'F') { |
86 | blackLine = blackLine.split('') | |
87 | .map(p => V.PiecesMap[options.army2][p]).join(''); | |
74afb57d | 88 | blackPawns = V.PiecesMap[options.army2]['p'].repeat(8); |
4313762d | 89 | } |
74afb57d | 90 | let whiteLine = baseFen.substr(35, 8), whitePawns = "PPPPPPPP"; |
4313762d BA |
91 | if (options.army1 != 'F') { |
92 | whiteLine = whiteLine.split('') | |
93 | .map(p => V.PiecesMap[options.army1][p.toLowerCase()]) | |
94 | .join('').toUpperCase(); | |
74afb57d | 95 | whitePawns = V.PiecesMap[options.army1]['p'].toUpperCase().repeat(8); |
4313762d | 96 | } |
801e2870 | 97 | return ( |
74afb57d BA |
98 | blackLine + "/" + blackPawns + |
99 | baseFen.substring(17, 26) + | |
100 | whitePawns + "/" + whiteLine + | |
4313762d | 101 | baseFen.substr(43) + " " + options.army1 + options.army2 |
801e2870 BA |
102 | ); |
103 | } | |
104 | ||
4313762d BA |
105 | setOtherVariables(fen) { |
106 | super.setOtherVariables(fen); | |
107 | const armies = V.ParseFen(fen).armies; | |
108 | this.army1 = armies.charAt(0); | |
109 | this.army2 = armies.charAt(1); | |
110 | } | |
111 | ||
0652acd9 BA |
112 | scanKings(fen) { |
113 | this.kingPos = { w: [-1, -1], b: [-1, -1] }; | |
114 | const fenRows = V.ParseFen(fen).position.split("/"); | |
115 | for (let i = 0; i < fenRows.length; i++) { | |
116 | let k = 0; | |
117 | for (let j = 0; j < fenRows[i].length; j++) { | |
118 | const newChar = fenRows[i].charAt(j); | |
a9fa8bec BA |
119 | if (['a', 'e', 'k', 'm'].includes(newChar)) |
120 | this.kingPos["b"] = [i, k]; | |
121 | else if (['A', 'E', 'K', 'M'].includes(newChar)) | |
122 | this.kingPos["w"] = [i, k]; | |
0652acd9 BA |
123 | else { |
124 | const num = parseInt(fenRows[i].charAt(j), 10); | |
125 | if (!isNaN(num)) k += num - 1; | |
126 | } | |
127 | k++; | |
128 | } | |
129 | } | |
130 | } | |
131 | ||
4313762d BA |
132 | static ParseFen(fen) { |
133 | return Object.assign( | |
134 | { armies: fen.split(" ")[5] }, | |
135 | ChessRules.ParseFen(fen) | |
136 | ); | |
137 | } | |
138 | ||
139 | static IsGoodFen(fen) { | |
140 | if (!ChessRules.IsGoodFen(fen)) return false; | |
141 | const armies = V.ParseFen(fen).armies; | |
10cceb25 | 142 | return (!!armies && armies.match(/^[CNRF]{2,2}$/)); |
4313762d BA |
143 | } |
144 | ||
145 | getFen() { | |
146 | return super.getFen() + " " + this.army1 + this.army2; | |
147 | } | |
148 | ||
801e2870 BA |
149 | static get C_ROOK() { |
150 | return 'd'; | |
151 | } | |
152 | static get C_KNIGHT() { | |
4313762d | 153 | return 'w'; |
801e2870 BA |
154 | } |
155 | static get C_BISHOP() { | |
4313762d | 156 | return 'f'; |
801e2870 BA |
157 | } |
158 | static get C_QUEEN() { | |
4313762d BA |
159 | return 'c'; |
160 | } | |
a9fa8bec BA |
161 | static get C_KING() { |
162 | return 'm'; | |
163 | } | |
164 | static get C_PAWN() { | |
165 | return 'z'; | |
166 | } | |
4313762d BA |
167 | static get N_ROOK() { |
168 | return 'g'; | |
169 | } | |
170 | static get N_KNIGHT() { | |
171 | return 'i'; | |
172 | } | |
173 | static get N_BISHOP() { | |
174 | return 't'; | |
175 | } | |
176 | static get N_QUEEN() { | |
177 | return 'l'; | |
178 | } | |
74afb57d BA |
179 | static get N_KING() { |
180 | return 'e'; | |
181 | } | |
182 | static get N_PAWN() { | |
183 | return 'v'; | |
184 | } | |
4313762d | 185 | static get R_ROOK() { |
801e2870 BA |
186 | return 's'; |
187 | } | |
4313762d BA |
188 | static get R_KNIGHT() { |
189 | return 'y'; | |
190 | } | |
191 | static get R_BISHOP() { | |
192 | return 'h'; | |
193 | } | |
194 | static get R_QUEEN() { | |
195 | return 'o'; | |
196 | } | |
74afb57d BA |
197 | static get R_KING() { |
198 | return 'a'; | |
199 | } | |
200 | static get R_PAWN() { | |
201 | return 'u'; | |
202 | } | |
203 | ||
204 | getPiece(x, y) { | |
205 | const p = this.board[x][y][1]; | |
a9fa8bec BA |
206 | if (['u', 'v', 'z'].includes(p)) return 'p'; |
207 | if (['a', 'e', 'm'].includes(p)) return 'k'; | |
74afb57d BA |
208 | return p; |
209 | } | |
801e2870 BA |
210 | |
211 | static get PIECES() { | |
4313762d | 212 | return ChessRules.PIECES.concat( |
74afb57d | 213 | [ |
a9fa8bec | 214 | V.C_ROOK, V.C_KNIGHT, V.C_BISHOP, V.C_QUEEN, V.C_KING, V.C_PAWN, |
74afb57d BA |
215 | V.N_ROOK, V.N_KNIGHT, V.N_BISHOP, V.N_QUEEN, V.N_KING, V.N_PAWN, |
216 | V.R_ROOK, V.R_KNIGHT, V.R_BISHOP, V.R_QUEEN, V.R_KING, V.R_PAWN | |
217 | ] | |
218 | ); | |
801e2870 BA |
219 | } |
220 | ||
f25f375a BA |
221 | getEpSquare(moveOrSquare) { |
222 | if (!moveOrSquare) return undefined; //TODO: necessary line?! | |
223 | if (typeof moveOrSquare === "string") { | |
224 | const square = moveOrSquare; | |
225 | if (square == "-") return undefined; | |
226 | return V.SquareToCoords(square); | |
227 | } | |
228 | // Argument is a move: | |
229 | const move = moveOrSquare; | |
230 | const s = move.start, | |
231 | e = move.end; | |
232 | if ( | |
233 | s.y == e.y && | |
234 | Math.abs(s.x - e.x) == 2 && | |
235 | ['p', 'u', 'v'].includes(move.appear[0].p) | |
236 | ) { | |
237 | return { | |
238 | x: (s.x + e.x) / 2, | |
239 | y: s.y | |
240 | }; | |
241 | } | |
242 | return undefined; //default | |
243 | } | |
244 | ||
4313762d BA |
245 | getPotentialMovesFrom(sq) { |
246 | switch (this.getPiece(sq[0], sq[1])) { | |
247 | case V.C_ROOK: return this.getPotentialC_rookMoves(sq); | |
248 | case V.C_KNIGHT: return this.getPotentialC_knightMoves(sq); | |
249 | case V.C_BISHOP: return this.getPotentialC_bishopMoves(sq); | |
250 | case V.C_QUEEN: return this.getPotentialC_queenMoves(sq); | |
251 | case V.N_ROOK: return this.getPotentialN_rookMoves(sq); | |
252 | case V.N_KNIGHT: return this.getPotentialN_knightMoves(sq); | |
253 | case V.N_BISHOP: return this.getPotentialN_bishopMoves(sq); | |
254 | case V.N_QUEEN: return this.getPotentialN_queenMoves(sq); | |
255 | case V.R_ROOK: return this.getPotentialR_rookMoves(sq); | |
256 | case V.R_KNIGHT: return this.getPotentialR_knightMoves(sq); | |
257 | case V.R_BISHOP: return this.getPotentialR_bishopMoves(sq); | |
258 | case V.R_QUEEN: return this.getPotentialR_queenMoves(sq); | |
259 | case V.PAWN: { | |
260 | // Can promote in anything from the two current armies | |
261 | let promotions = []; | |
262 | for (let army of ["army1", "army2"]) { | |
263 | if (army == "army2" && this.army2 == this.army1) break; | |
264 | switch (this[army]) { | |
265 | case 'C': { | |
266 | Array.prototype.push.apply(promotions, | |
267 | [V.C_ROOK, V.C_KNIGHT, V.C_BISHOP, V.C_QUEEN]); | |
268 | break; | |
269 | } | |
270 | case 'N': { | |
271 | Array.prototype.push.apply(promotions, | |
272 | [V.N_ROOK, V.N_KNIGHT, V.N_BISHOP, V.N_QUEEN]); | |
273 | break; | |
274 | } | |
275 | case 'R': { | |
276 | Array.prototype.push.apply(promotions, | |
277 | [V.R_ROOK, V.R_KNIGHT, V.R_BISHOP, V.R_QUEEN]); | |
278 | break; | |
279 | } | |
280 | case 'F': { | |
281 | Array.prototype.push.apply(promotions, | |
282 | [V.ROOK, V.KNIGHT, V.BISHOP, V.QUEEN]); | |
283 | break; | |
284 | } | |
285 | } | |
286 | } | |
287 | return super.getPotentialPawnMoves(sq, promotions); | |
288 | } | |
289 | default: return super.getPotentialMovesFrom(sq); | |
801e2870 BA |
290 | } |
291 | return []; | |
292 | } | |
293 | ||
294 | static get steps() { | |
295 | return Object.assign( | |
801e2870 BA |
296 | { |
297 | // Dabbabah | |
298 | 'd': [ | |
299 | [-2, 0], | |
300 | [0, -2], | |
301 | [2, 0], | |
302 | [0, 2] | |
303 | ], | |
304 | // Alfil | |
305 | 'a': [ | |
306 | [2, 2], | |
307 | [2, -2], | |
308 | [-2, 2], | |
309 | [-2, -2] | |
310 | ], | |
311 | // Ferz | |
312 | 'f': [ | |
313 | [1, 1], | |
314 | [1, -1], | |
315 | [-1, 1], | |
316 | [-1, -1] | |
4313762d BA |
317 | ], |
318 | // Wazir | |
319 | 'w': [ | |
320 | [-1, 0], | |
321 | [0, -1], | |
322 | [1, 0], | |
323 | [0, 1] | |
324 | ], | |
325 | // Threeleaper | |
326 | '$3': [ | |
327 | [-3, 0], | |
328 | [0, -3], | |
329 | [3, 0], | |
330 | [0, 3] | |
331 | ], | |
332 | // Narrow knight | |
333 | '$n': [ | |
334 | [-2, -1], | |
335 | [-2, 1], | |
336 | [2, -1], | |
337 | [2, 1] | |
801e2870 | 338 | ] |
4313762d BA |
339 | }, |
340 | ChessRules.steps, | |
801e2870 BA |
341 | ); |
342 | } | |
343 | ||
344 | getPotentialC_rookMoves(sq) { | |
345 | return ( | |
4313762d BA |
346 | this.getSlideNJumpMoves(sq, V.steps.b).concat( |
347 | this.getSlideNJumpMoves(sq, V.steps.d, 1)) | |
801e2870 BA |
348 | ); |
349 | } | |
350 | ||
351 | getPotentialC_knightMoves(sq) { | |
352 | return ( | |
4313762d BA |
353 | this.getSlideNJumpMoves(sq, V.steps.a, 1).concat( |
354 | this.getSlideNJumpMoves(sq, V.steps.r, 1)) | |
801e2870 BA |
355 | ); |
356 | } | |
357 | ||
358 | getPotentialC_bishopMoves(sq) { | |
359 | return ( | |
4313762d BA |
360 | this.getSlideNJumpMoves(sq, V.steps.d, 1).concat( |
361 | this.getSlideNJumpMoves(sq, V.steps.a, 1)).concat( | |
362 | this.getSlideNJumpMoves(sq, V.steps.b, 1)) | |
801e2870 BA |
363 | ); |
364 | } | |
365 | ||
366 | getPotentialC_queenMoves(sq) { | |
367 | return ( | |
4313762d BA |
368 | this.getSlideNJumpMoves(sq, V.steps.b).concat( |
369 | this.getSlideNJumpMoves(sq, V.steps.n, 1)) | |
370 | ); | |
371 | } | |
372 | ||
373 | getPotentialN_rookMoves(sq) { | |
374 | const c = this.turn; | |
375 | const rookSteps = [ [0, -1], [0, 1], [c == 'w' ? -1 : 1, 0] ]; | |
376 | const backward = (c == 'w' ? 1 : -1); | |
377 | const kingSteps = [ [backward, -1], [backward, 0], [backward, 1] ]; | |
378 | return ( | |
379 | this.getSlideNJumpMoves(sq, rookSteps).concat( | |
380 | this.getSlideNJumpMoves(sq, kingSteps, 1)) | |
381 | ); | |
382 | } | |
383 | ||
384 | getPotentialN_knightMoves(sq) { | |
4313762d BA |
385 | return ( |
386 | this.getSlideNJumpMoves(sq, V.steps.$n, 1).concat( | |
902378e6 | 387 | this.getSlideNJumpMoves(sq, V.steps.f, 1)) |
4313762d BA |
388 | ); |
389 | } | |
390 | ||
391 | getPotentialN_bishopMoves(sq) { | |
392 | const backward = (this.turn == 'w' ? 1 : -1); | |
393 | const kingSteps = [ | |
394 | [0, -1], [0, 1], [backward, -1], [backward, 0], [backward, 1] | |
395 | ]; | |
396 | const forward = -backward; | |
397 | const knightSteps = [ | |
398 | [2*forward, -1], [2*forward, 1], [forward, -2], [forward, 2] | |
399 | ]; | |
400 | return ( | |
401 | this.getSlideNJumpMoves(sq, knightSteps, 1).concat( | |
402 | this.getSlideNJumpMoves(sq, kingSteps, 1)) | |
403 | ); | |
404 | } | |
405 | ||
406 | getPotentialN_queenMoves(sq) { | |
407 | const backward = (this.turn == 'w' ? 1 : -1); | |
408 | const forward = -backward; | |
409 | const kingSteps = [ | |
410 | [forward, -1], [forward, 1], | |
411 | [backward, -1], [backward, 0], [backward, 1] | |
412 | ]; | |
413 | const knightSteps = [ | |
414 | [2*forward, -1], [2*forward, 1], [forward, -2], [forward, 2] | |
415 | ]; | |
416 | const rookSteps = [ [0, -1], [0, 1], [forward, 0] ]; | |
417 | return ( | |
418 | this.getSlideNJumpMoves(sq, rookSteps).concat( | |
419 | this.getSlideNJumpMoves(sq, kingSteps, 1)).concat( | |
420 | this.getSlideNJumpMoves(sq, knightSteps, 1)) | |
421 | ); | |
422 | } | |
423 | ||
424 | getPotentialR_rookMoves(sq) { | |
425 | return this.getSlideNJumpMoves(sq, V.steps.r, 4); | |
426 | } | |
427 | ||
428 | getPotentialR_knightMoves(sq) { | |
429 | return ( | |
430 | this.getSlideNJumpMoves(sq, V.steps.d, 1).concat( | |
431 | this.getSlideNJumpMoves(sq, V.steps.w, 1)) | |
432 | ); | |
433 | } | |
434 | ||
435 | getPotentialR_bishopMoves(sq) { | |
436 | return ( | |
437 | this.getSlideNJumpMoves(sq, V.steps.d, 1).concat( | |
438 | this.getSlideNJumpMoves(sq, V.steps.f, 1)).concat( | |
439 | this.getSlideNJumpMoves(sq, V.steps.$3, 1)) | |
440 | ); | |
441 | } | |
442 | ||
443 | getPotentialR_queenMoves(sq) { | |
444 | return ( | |
445 | this.getSlideNJumpMoves(sq, V.steps.r).concat( | |
446 | this.getSlideNJumpMoves(sq, V.steps.n, 1)) | |
801e2870 BA |
447 | ); |
448 | } | |
449 | ||
801e2870 | 450 | getCastleMoves([x, y]) { |
7e8a7ea1 | 451 | const color = this.getColor(x, y); |
4313762d BA |
452 | let finalSquares = [ [2, 3], [V.size.y - 2, V.size.y - 3] ]; |
453 | if ( | |
454 | (color == 'w' && this.army1 == 'C') || | |
455 | (color == 'b' && this.army2 == 'C') | |
456 | ) { | |
457 | // Colorbound castle long in an unusual way: | |
458 | finalSquares[0] = [1, 2]; | |
459 | } | |
7e8a7ea1 | 460 | return super.getCastleMoves([x, y], finalSquares); |
801e2870 BA |
461 | } |
462 | ||
463 | isAttacked(sq, color) { | |
4313762d BA |
464 | if (super.isAttackedByPawn(sq, color) || super.isAttackedByKing(sq, color)) |
465 | return true; | |
466 | for (let army of ['C', 'N', 'R', 'F']) { | |
467 | if ( | |
468 | [this.army1, this.army2].includes(army) && | |
469 | ( | |
470 | this["isAttackedBy" + army + "_rook"](sq, color) || | |
471 | this["isAttackedBy" + army + "_knight"](sq, color) || | |
472 | this["isAttackedBy" + army + "_bishop"](sq, color) || | |
473 | this["isAttackedBy" + army + "_queen"](sq, color) | |
474 | ) | |
475 | ) { | |
476 | return true; | |
477 | } | |
478 | } | |
479 | return false; | |
801e2870 BA |
480 | } |
481 | ||
482 | isAttackedByC_rook(sq, color) { | |
483 | return ( | |
4313762d BA |
484 | this.isAttackedBySlideNJump(sq, color, V.C_ROOK, V.steps.b) || |
485 | this.isAttackedBySlideNJump(sq, color, V.C_ROOK, V.steps.d, 1) | |
801e2870 BA |
486 | ); |
487 | } | |
488 | ||
489 | isAttackedByC_knight(sq, color) { | |
490 | return ( | |
4313762d BA |
491 | this.isAttackedBySlideNJump(sq, color, V.C_KNIGHT, V.steps.r, 1) || |
492 | this.isAttackedBySlideNJump(sq, color, V.C_KNIGHT, V.steps.a, 1) | |
801e2870 BA |
493 | ); |
494 | } | |
495 | ||
496 | isAttackedByC_bishop(sq, color) { | |
497 | return ( | |
4313762d BA |
498 | this.isAttackedBySlideNJump(sq, color, V.C_BISHOP, V.steps.d, 1) || |
499 | this.isAttackedBySlideNJump(sq, color, V.C_BISHOP, V.steps.a, 1) || | |
500 | this.isAttackedBySlideNJump(sq, color, V.C_BISHOP, V.steps.f, 1) | |
801e2870 BA |
501 | ); |
502 | } | |
503 | ||
504 | isAttackedByC_queen(sq, color) { | |
505 | return ( | |
4313762d BA |
506 | this.isAttackedBySlideNJump(sq, color, V.C_QUEEN, V.steps.b) || |
507 | this.isAttackedBySlideNJump(sq, color, V.C_QUEEN, V.steps.n, 1) | |
508 | ); | |
509 | } | |
510 | ||
511 | isAttackedByN_rook(sq, color) { | |
512 | const rookSteps = [ [0, -1], [0, 1], [color == 'w' ? 1 : -1, 0] ]; | |
513 | const backward = (color == 'w' ? -1 : 1); | |
514 | const kingSteps = [ [backward, -1], [backward, 0], [backward, 1] ]; | |
515 | return ( | |
516 | this.isAttackedBySlideNJump(sq, color, V.N_ROOK, rookSteps) || | |
517 | this.isAttackedBySlideNJump(sq, color, V.N_ROOK, kingSteps, 1) | |
518 | ); | |
519 | } | |
520 | ||
521 | isAttackedByN_knight(sq, color) { | |
4313762d | 522 | return ( |
902378e6 BA |
523 | this.isAttackedBySlideNJump(sq, color, V.N_KNIGHT, V.steps.$n, 1) || |
524 | this.isAttackedBySlideNJump(sq, color, V.N_KNIGHT, V.steps.f, 1) | |
4313762d BA |
525 | ); |
526 | } | |
527 | ||
528 | isAttackedByN_bishop(sq, color) { | |
529 | const backward = (color == 'w' ? -1 : 1); | |
530 | const kingSteps = [ | |
531 | [0, -1], [0, 1], [backward, -1], [backward, 0], [backward, 1] | |
532 | ]; | |
533 | const forward = -backward; | |
534 | const knightSteps = [ | |
535 | [2*forward, -1], [2*forward, 1], [forward, -2], [forward, 2] | |
536 | ]; | |
537 | return ( | |
538 | this.isAttackedBySlideNJump(sq, color, V.N_BISHOP, knightSteps, 1) || | |
539 | this.isAttackedBySlideNJump(sq, color, V.N_BISHOP, kingSteps, 1) | |
540 | ); | |
541 | } | |
542 | ||
543 | isAttackedByN_queen(sq, color) { | |
544 | const backward = (color == 'w' ? -1 : 1); | |
545 | const forward = -backward; | |
546 | const kingSteps = [ | |
547 | [forward, -1], [forward, 1], | |
548 | [backward, -1], [backward, 0], [backward, 1] | |
549 | ]; | |
550 | const knightSteps = [ | |
551 | [2*forward, -1], [2*forward, 1], [forward, -2], [forward, 2] | |
552 | ]; | |
553 | const rookSteps = [ [0, -1], [0, 1], [forward, 0] ]; | |
554 | return ( | |
555 | this.isAttackedBySlideNJump(sq, color, V.N_QUEEN, knightSteps, 1) || | |
556 | this.isAttackedBySlideNJump(sq, color, V.N_QUEEN, kingSteps, 1) || | |
557 | this.isAttackedBySlideNJump(sq, color, V.N_QUEEN, rookSteps) | |
558 | ); | |
559 | } | |
560 | ||
561 | isAttackedByR_rook(sq, color) { | |
562 | return this.isAttackedBySlideNJump(sq, color, V.R_ROOK, V.steps.r, 4); | |
563 | } | |
564 | ||
565 | isAttackedByR_knight(sq, color) { | |
566 | return ( | |
567 | this.isAttackedBySlideNJump(sq, color, V.R_KNIGHT, V.steps.d, 1) || | |
568 | this.isAttackedBySlideNJump(sq, color, V.R_KNIGHT, V.steps.w, 1) | |
569 | ); | |
570 | } | |
571 | ||
572 | isAttackedByR_bishop(sq, color) { | |
573 | return ( | |
574 | this.isAttackedBySlideNJump(sq, color, V.R_BISHOP, V.steps.d, 1) || | |
575 | this.isAttackedBySlideNJump(sq, color, V.R_BISHOP, V.steps.f, 1) || | |
576 | this.isAttackedBySlideNJump(sq, color, V.R_BISHOP, V.steps.$3, 1) | |
577 | ); | |
578 | } | |
579 | ||
580 | isAttackedByR_queen(sq, color) { | |
581 | return ( | |
582 | this.isAttackedBySlideNJump(sq, color, V.R_QUEEN, V.steps.r) || | |
583 | this.isAttackedBySlideNJump(sq, color, V.R_QUEEN, V.steps.n, 1) | |
801e2870 BA |
584 | ); |
585 | } | |
586 | ||
b2f43cc3 BA |
587 | // [HACK] So that the function above works also on Fide army: |
588 | isAttackedByF_rook(sq, color) { | |
589 | return super.isAttackedByRook(sq, color); | |
590 | } | |
591 | isAttackedByF_knight(sq, color) { | |
592 | return super.isAttackedByKnight(sq, color); | |
593 | } | |
594 | isAttackedByF_bishop(sq, color) { | |
595 | return super.isAttackedByBishop(sq, color); | |
596 | } | |
597 | isAttackedByF_queen(sq, color) { | |
598 | return super.isAttackedByQueen(sq, color); | |
599 | } | |
600 | ||
0652acd9 BA |
601 | postPlay(move) { |
602 | const c = V.GetOppCol(this.turn); | |
603 | const piece = move.appear[0].p; | |
604 | // Update king position + flags | |
a9fa8bec | 605 | if (['k', 'a', 'e', 'm'].includes(piece)) { |
0652acd9 BA |
606 | this.kingPos[c][0] = move.appear[0].x; |
607 | this.kingPos[c][1] = move.appear[0].y; | |
608 | this.castleFlags[c] = [V.size.y, V.size.y]; | |
609 | } | |
610 | // Next call is still required because the king may eat an opponent's rook | |
611 | // TODO: castleFlags will be turned off twice then. | |
612 | super.updateCastleFlags(move, piece); | |
613 | } | |
614 | ||
615 | postUndo(move) { | |
616 | // (Potentially) Reset king position | |
617 | const c = this.getColor(move.start.x, move.start.y); | |
618 | const piece = move.appear[0].p; | |
a9fa8bec | 619 | if (['k', 'a', 'e', 'm'].includes(piece)) |
0652acd9 BA |
620 | this.kingPos[c] = [move.start.x, move.start.y]; |
621 | } | |
622 | ||
801e2870 BA |
623 | static get VALUES() { |
624 | return Object.assign( | |
801e2870 BA |
625 | { |
626 | d: 4, | |
4313762d BA |
627 | w: 3, |
628 | f: 5, | |
629 | c: 7, | |
630 | g: 4, | |
631 | i: 3, | |
632 | t: 4, | |
633 | l: 7, | |
634 | s: 4, | |
635 | y: 3, | |
636 | h: 4, | |
637 | o: 8 | |
638 | }, | |
639 | ChessRules.VALUES | |
801e2870 BA |
640 | ); |
641 | } | |
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642 | |
643 | static get SEARCH_DEPTH() { | |
644 | return 2; | |
645 | } | |
7e8a7ea1 | 646 | |
f25f375a BA |
647 | getNotation(move) { |
648 | let notation = super.getNotation(move); | |
a9fa8bec | 649 | if (['u', 'v', 'z'].includes(move.appear[0].p)) |
f25f375a BA |
650 | notation = notation.slice(0, -2); |
651 | return notation; | |
652 | } | |
653 | ||
801e2870 | 654 | }; |