Files
puzzle-generator/src/main/java/puzzle/Export.java
2026-01-20 07:08:31 +01:00

328 lines
15 KiB
Java

package puzzle;
import module java.base;
import lombok.AllArgsConstructor;
import lombok.experimental.Delegate;
import lombok.val;
import puzzle.Export.Gridded.Replacar.Cell;
import puzzle.Export.LetterVisit.LetterAt;
import puzzle.Masker.Clues;
import puzzle.SwedishGenerator.FillResult;
import puzzle.SwedishGenerator.Grid;
import puzzle.SwedishGenerator.Slotinfo;
import static puzzle.Export.Clue.DOWN;
import static puzzle.Export.Clue.RIGHT;
import static puzzle.Masker.Clues.createEmpty;
import static puzzle.SwedishGenerator.R;
import static puzzle.SwedishGenerator.Lemma;
import static puzzle.Masker.Slot;
import static puzzle.SwedishGenerator.C;
import static puzzle.SwedishGenerator.X;
/**
* ExportFormat.java
*
* Direct port of export_format.js:
* - scans filled grid for clue digits '1'..'4'
* - extracts placed words in canonical direction (horizontal=right, vertical=down)
* - crops to bounding box (words + arrow cells) with 1-cell margin
* - outputs gridv2 + words[] (+ difficulty, rewards)
*/
public record Export() {
public static final ThreadLocal<byte[]> BYTES = ThreadLocal.withInitial(() -> new byte[SwedishGenerator.MAX_WORD_LENGTH]);
static final byte CLUE_DOWN = 0;
static final byte CLUE_RIGHT = 1;
static final byte CLUE_UP = 2;
static final byte CLUE_LEFT = 3;
static final byte CLUE_LEFT_TOP = 4;
static final byte CLUE_RIGHT_TOP = 5;
static int HI(int in) { return in | 64; }
static char LETTER(int in) { return (char) (in | 64); }
static char CLUE_CHAR(int s) { return (char) (s | 48); }
static int INDEX_ROW(int idx) { return idx & 7; }
static int INDEX_COL(int idx) { return idx >>> 3; }
static int INDEX(int r, int cols, int c) { return r * cols + c; }
@AllArgsConstructor
enum Clue {
DOWN(CLUE_DOWN),
RIGHT(CLUE_RIGHT),
UP(CLUE_UP),
LEFT(CLUE_LEFT);
final byte dir;
}
record Strings() {
static String padRight(String s, int n) { return s.length() >= n ? s : s + " ".repeat(n - s.length()); }
}
static final String INIT = IntStream.range(0, Config.PUZZLE_ROWS).mapToObj(l_ -> " ").collect(Collectors.joining("\n"));
public record ClueAt(int index, int clue) { }
public record Clued(@Delegate Clues c) {
public Clued deepCopyGrid() { return new Clued(new Clues(c.lo, c.hi, c.vlo, c.vhi, c.rlo, c.rhi, c.xlo, c.xhi)); }
public static Clued parse(String s) {
var c = createEmpty();
var lines = s.split("\n");
for (int r = 0; r < Math.min(lines.length, R); r++) {
var line = lines[r];
for (int col = 0; col < Math.min(line.length(), C); col++) {
char ch = line.charAt(col);
if (ch >= '0' && ch <= '4') {
int idx = Masker.offset(r, col);
byte dir = (byte) (ch - '0');
if ((idx & 64) == 0) c.setClueLo(1L << idx, dir);
else c.setClueHi(1L << (idx & 63), dir);
}
}
}
return new Clued(c);
}
String gridToString() {
var sb = new StringBuilder(INIT);
forEachSlot((s, _, _) -> {
val idx = Slot.clueIndex(s);
val dir = Slot.dir(s);
sb.setCharAt(INDEX(INDEX_ROW(idx), C + 1, INDEX_COL(idx)), CLUE_CHAR(dir));
});
return sb.toString();
}
public Stream<ClueAt> stream() {
val stream = Stream.<ClueAt>builder();
for (var l = c.lo & ~c.xlo & ~c.rlo & c.vlo; l != X; l &= l - 1) stream.accept(new ClueAt(Long.numberOfTrailingZeros(l), RIGHT.dir));
for (var l = c.lo & ~c.xlo & ~c.rlo & ~c.vlo; l != X; l &= l - 1) stream.accept(new ClueAt(Long.numberOfTrailingZeros(l), DOWN.dir));
for (var l = c.lo & ~c.xlo & c.rlo & ~c.vlo; l != X; l &= l - 1) stream.accept(new ClueAt(Long.numberOfTrailingZeros(l), CLUE_UP));
for (var l = c.lo & ~c.xlo & c.rlo & c.vlo; l != X; l &= l - 1) stream.accept(new ClueAt(Long.numberOfTrailingZeros(l), CLUE_LEFT));
for (var l = c.lo & c.xlo & ~c.rlo & ~c.vlo; l != X; l &= l - 1) stream.accept(new ClueAt(Long.numberOfTrailingZeros(l), CLUE_LEFT_TOP));
for (var l = c.lo & c.xlo & ~c.rlo & c.vlo; l != X; l &= l - 1) stream.accept(new ClueAt(Long.numberOfTrailingZeros(l), CLUE_RIGHT_TOP));
for (var h = c.hi & ~c.xhi & ~c.rhi & c.vhi; h != X; h &= h - 1) stream.accept(new ClueAt(HI(Long.numberOfTrailingZeros(h)), CLUE_RIGHT));
for (var h = c.hi & ~c.xhi & ~c.rhi & ~c.vhi; h != X; h &= h - 1) stream.accept(new ClueAt(HI(Long.numberOfTrailingZeros(h)), CLUE_DOWN));
for (var h = c.hi & ~c.xhi & c.rhi & ~c.vhi; h != X; h &= h - 1) stream.accept(new ClueAt(HI(Long.numberOfTrailingZeros(h)), CLUE_UP));
for (var h = c.hi & ~c.xhi & c.rhi & c.vhi; h != X; h &= h - 1) stream.accept(new ClueAt(HI(Long.numberOfTrailingZeros(h)), CLUE_LEFT));
for (var h = c.hi & c.xhi & ~c.rhi & ~c.vhi; h != X; h &= h - 1) stream.accept(new ClueAt(HI(Long.numberOfTrailingZeros(h)), CLUE_LEFT_TOP));
for (var h = c.hi & c.xhi & ~c.rhi & c.vhi; h != X; h &= h - 1) stream.accept(new ClueAt(HI(Long.numberOfTrailingZeros(h)), CLUE_RIGHT_TOP));
return stream.build();
}
}
@FunctionalInterface
interface LetterVisit {
record LetterAt(int index, byte letter) {
public int row() { return INDEX_ROW(index); }
public int col() { return INDEX_COL(index); }
public char human() { return LETTER(letter); }
static LetterAt from(int index, byte[] bytes) { return new LetterAt(index, bytes[index]); }
public int index(int cols) { return (row() * cols) + col(); }
}
void visit(int index, byte letter);
default void visit(int index, byte[] letters) { visit(index, letters[index]); }
}
record Gridded(@Delegate Grid grid, Clues cl) {
public Gridded(Clues clues) { this(clues.toGrid(), clues); }
public Stream<LetterAt> stream(Clues clues) {
val stream = Stream.<LetterAt>builder();
for (var l = grid.lo & ~clues.lo; l != X; l &= l - 1) stream.accept(LetterAt.from(Long.numberOfTrailingZeros(l), grid.g));
for (var h = grid.hi & ~clues.hi & 0xFF; h != X; h &= h - 1) stream.accept(LetterAt.from(64 | Long.numberOfTrailingZeros(h), grid.g));
return stream.build();
}
String gridToString(Clues clues) {
var sb = new StringBuilder(INIT);
clues.forEachSlot((s, _, _) -> {
val idx = Slot.clueIndex(s);
val r = idx & 7;
val c = idx >>> 3;
val dir = Slot.dir(s);
sb.setCharAt(r * (C + 1) + c, (char) (dir | 48));
});
stream(clues).forEach((l) -> sb.setCharAt(l.index(C + 1), l.human()));
return sb.toString();
}
public String[] exportGrid(Clues clues, Replacar clueChar, char emptyFallback) {
var sb = new StringBuilder(INIT);
clues.forEachSlot((s, l, a) -> {
val idx = Slot.clueIndex(s);
val r = idx & 7;
val c = idx >>> 3;
val dir = Slot.dir(s);
sb.setCharAt(r * (C + 1) + c, clueChar.replace(new Cell(grid, clues, idx, (byte) (dir | 48))));
});
stream(clues).forEach((l) -> sb.setCharAt(l.index(C + 1), l.human()));
return sb.toString().replaceAll(" ", "" + emptyFallback).split("\n");
}
public static IntStream cellWalk(byte base, long lo, long hi) {
if (Slotinfo.increasing(base)) {
return IntStream.concat(
IntStream.generate(new IntSupplier() {
long temp = lo;
@Override
public int getAsInt() {
int res = Long.numberOfTrailingZeros(temp);
temp &= temp - 1;
return res;
}
}).limit(Long.bitCount(lo)),
IntStream.generate(new IntSupplier() {
long temp = hi;
@Override
public int getAsInt() {
int res = 64 | Long.numberOfTrailingZeros(temp);
temp &= temp - 1;
return res;
}
}).limit(Long.bitCount(hi)));
} else {
return IntStream.concat(
IntStream.generate(new IntSupplier() {
long temp = hi;
@Override
public int getAsInt() {
int msb = 63 - Long.numberOfLeadingZeros(temp);
temp &= ~(1L << msb);
return 64 | msb;
}
}).limit(Long.bitCount(hi)),
IntStream.generate(new IntSupplier() {
long temp = lo;
@Override
public int getAsInt() {
int msb = 63 - Long.numberOfLeadingZeros(temp);
temp &= ~(1L << msb);
return msb;
}
}).limit(Long.bitCount(lo)));
}
}
public String renderHuman(Clues clues) { return String.join("\n", exportGrid(clues, _ -> ' ', '#')); }
@FunctionalInterface
interface Replacar {
record Cell(Grid grid, Clues clues, int index, byte data) { }
char replace(Cell c);
}
}
record Placed(long lemma, int slotKey, int[] cells) {
public static final char HORIZONTAL = 'h';
static final char VERTICAL = 'v';
static final char[] DIRECTION = { Placed.VERTICAL, Placed.HORIZONTAL, Placed.VERTICAL, Placed.HORIZONTAL, Placed.VERTICAL, Placed.VERTICAL };
public int arrowCol() { return Masker.IT[Slot.clueIndex(slotKey)].c(); }
public int arrowRow() { return Masker.IT[Slot.clueIndex(slotKey)].r(); }
public int startRow() { return Masker.IT[cells[0]].r(); }
public int startCol() { return Masker.IT[cells[0]].c(); }
public boolean isReversed() { return !Slotinfo.increasing(slotKey); }
public char direction() { return DIRECTION[Slot.dir(slotKey)]; }
}
public record Rewards(int coins, int stars, int hints) { }
public record WordOut(String word, int[] cell, int startRow, int startCol, char direction, int arrowRow, int arrowCol, boolean isReversed, int complex, String[] clue) {
public WordOut(Path shard,long l, int startRow, int startCol, char d, int arrowRow, int arrowCol, boolean isReversed, byte[] bytes) {
val meta = Meta.readRecord(shard, Lemma.unpackShardIndex(l));
this(Lemma.asWord(l, bytes), new int[]{ arrowRow, arrowCol, startRow, startCol }, startRow, startCol, d, arrowRow, arrowCol, isReversed,
meta.simpel(), meta.clues());
}
}
public record ExportedPuzzle(String[] grid, WordOut[] words, int difficulty, Rewards rewards) { }
public record PuzzleResult(Clued clues, Gridded grid, Slotinfo[] slots, FillResult filled, int thress) {
public Path shardKey(long word) {
return shardKey(this.thress, word);
}
public static Path shardKey(int thress, long word) {
if (thress <= 0)
return Path.of("src/main/generated-sources/puzzle").resolve(Lemma.unpackSize(word) + 1 + ".idx");
else
return Path.of("src/main/generated-sources/puzzle/dict" + thress).resolve(Lemma.unpackSize(word) + 1 + ".idx");
}
public long calcSimpel( Slotinfo[] slots) {
return calcSimpel(thress, slots);
}
static public long calcSimpel(int thress, Slotinfo[] slots) {
int k = 0;
long simpel = 0L;
for (var n = 1; n < slots.length; n++) {
if (slots[n].assign().w != X) {
k++;
simpel += Meta.readRecord(shardKey(thress,slots[n].assign().w), Lemma.unpackShardIndex(slots[n].assign().w)).simpel();
}
}
simpel = k == 0 ? 0 : simpel / k;
return simpel;
}
public ExportedPuzzle exportFormatFromFilled(int difficulty, Rewards rewards) {
// If nothing placed: return full grid mapped to letters/# only
if (slots.length == 0) {
return new ExportedPuzzle(grid.exportGrid(clues.c, _ -> '#', '#'), new WordOut[0], difficulty, rewards);
}
var placed = Arrays.stream(slots).map(slot -> new Placed(slot.assign().w, slot.key(), Gridded.cellWalk((byte) slot.key(), slot.lo(), slot.hi()).toArray())).toArray(
Placed[]::new);
// 2) bounding box around all word cells + arrow cells, with 1-cell margin
int minR = Integer.MAX_VALUE, minC = Integer.MAX_VALUE;
int maxR = Integer.MIN_VALUE, maxC = Integer.MIN_VALUE;
for (var rc : placed) {
for (var c : rc.cells) {
val it = Masker.IT[c];
minR = Math.min(minR, it.r());
minC = Math.min(minC, it.c());
maxR = Math.max(maxR, it.r());
maxC = Math.max(maxC, it.c());
}
minR = Math.min(minR, rc.arrowRow());
minC = Math.min(minC, rc.arrowCol());
maxR = Math.max(maxR, rc.arrowRow());
maxC = Math.max(maxC, rc.arrowCol());
}
// 3) map of only used letter cells (everything else becomes '#')
var map = grid.stream(clues.c()).collect(Collectors.toMap(LetterAt::index, LetterAt::human));
// 4) render gridv2 over cropped bounds (out-of-bounds become '#')
var gridv2 = new String[Math.max(0, maxR - minR + 1)];
for (int r = minR, i = 0; r <= maxR; r++, i++) {
var row = new StringBuilder(Math.max(0, maxC - minC + 1));
for (var c = minC; c <= maxC; c++) row.append(map.getOrDefault(Masker.offset(r, c), '#'));
gridv2[i] = row.toString();
}
// 5) words output with cropped coordinates
int MIN_R = minR, MIN_C = minC;
val bytes = BYTES.get();
var wordsOut = Arrays.stream(placed).map(p -> new WordOut(
shardKey( p.lemma),
p.lemma,
p.startRow() - MIN_R,
p.startCol() - MIN_C,
p.direction(),
p.arrowRow() - MIN_R,
p.arrowCol() - MIN_C,
p.isReversed(), bytes
)).toArray(WordOut[]::new);
return new ExportedPuzzle(gridv2, wordsOut, difficulty, rewards);
}
}
}