private Board getSudokoBoardById(Integer id) {
Board sudokoBoard = sudokoBoardRepository.getBoard(id);
if (!sudokoBoard.getChached()) {
return null;
}
return sudokoBoard;
}
@Override
public BasicSudokoDTO solveSudoko(Integer id) {
Board sudokoBoard = getSudokoBoardById(id);
if (sudokoBoard == null) {
throw new SudokoBoardNotFoundException(id);
}
BasicSudokoDTO sudoko = new BasicSudokoDTO();
sudoko.setSudokoBoadSolutionString(sudokoBoard.getSolutionArrayAsString());
sudoko.setSolutionExists(sudokoBoard.getHavingSolution());
sudoko.setIsValidBoard(Boolean.TRUE);
return sudoko;
}
@Override
public SudokoDTO successiveMoves(SudokoDTO sudoko) {
Board sudokoBoard = getSudokoBoardById(sudoko.getId());
if (sudokoBoard == null) {
throw new SudokoBoardNotFoundException(sudoko.getId());
}
if (sudokoBoard.getHavingSolution()) {
if (sudoko.getCellValue()
== sudokoBoard.getValueInSolutionArray(sudoko.getRow(), sudoko.getColumn())) {
sudoko.setIsValidMove(Boolean.TRUE);
sudokoBoard.logUserMovies(sudoko.getRow(), sudoko.getColumn(), sudoko.getCellValue());
if (sudokoBoard.isGameFinished()) {
sudoko.setIsSudokoFinished(Boolean.TRUE);
}
} else {
sudoko.setIsValidMove(Boolean.FALSE);
}
}
return sudoko;
}
@Override
public BasicSudokoDTO createSudokoBoard(BasicSudokoDTO sudoko) {
Board sudokoBoard = sudokoBoardRepository.getBoard(sequencer.next());
sudokoBoard.create(sudoko.getSudokoBoardAsString());
boolean isValidBoard = solver.isValid(sudokoBoard.getSolutionArray());
if (isValidBoard) {
Boolean solutionExist = solver.solve(sudokoBoard.getSolutionArray());
if (solutionExist) {
sudokoBoard.setHavingSolution(solutionExist);
sudoko.setIsValidBoard(isValidBoard);
sudokoBoard.setChached(Boolean.TRUE);
sudoko.setId(sudokoBoard.getId());
}
}
if (!sudoko.getIsValidBoard()) {
throw new NotValidBoardException(sudoko.getSudokoBoardAsString());
}
return sudoko;
}