Binary_Problem.java

import consts.BinaryConsts;
import consts.BinaryEnum;
import consts.BinaryHeuristicEnum;
import consts.ProjectConsts;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Scanner;


public class Binary_Problem extends Grid_Problem<Integer, BinaryEnum, Integer, BinaryHeuristicEnum> {

    public Binary_Problem(BinaryEnum chosenProblem) {
        super(chosenProblem,
                BinaryConsts.getSize(chosenProblem)[0],
                BinaryConsts.getSize(chosenProblem)[1],
                new ArrayList<>(){ { add(0); add(1); } }
        );

        readProblem(ProjectConsts.folderPath);
        setIndexesToFill();
        displaySplitter = " | ";
    }

    private void readProblem(String folderPath) {
        String filename = String.format("%s\\%s_%sx%s", folderPath, "binary", x, y);
        try {
            Scanner scanner = new Scanner(new File(filename));
            while (scanner.hasNextLine()) {
                var nextLine = scanner.nextLine().split("");
                for (int i = 0; i < x; i++) {
                    Integer selectedVal = switch (nextLine[i]) {
                        case "x" -> null;
                        case "1" -> 1;
                        case "0" -> 0;
                        default -> throw new IllegalArgumentException("Incorrect input file");
                    };
                    problem.add(selectedVal);
                }
            }
            scanner.close();
        } catch (IOException e) {
            String errorMessage = String.format("Problem reading file \"%s\"", filename);
            System.out.println(errorMessage);
        }
    }

    @Override
    public String toDisplay(ArrayList<Integer> grid) {
        return toDisplay(grid, -1);
    }

    @Override
    public String toDisplay(ArrayList<Integer> grid, int changedItemInx) {
        var allToDisplay = displaySplitter;
        for (int i = 0; i < grid.size(); i++) {
            if(!indexesToFill.contains(i)) {
                allToDisplay += this.ANSI_GREEN;
            }
            if(i == changedItemInx) {
                allToDisplay += this.ANSI_RED;
            }
            if (grid.get(i) == null) { allToDisplay += " "; }
            else { allToDisplay += grid.get(i); }
            if(!indexesToFill.contains(i) || i == changedItemInx) {
                allToDisplay += this.ANSI_RESET;
            }
            allToDisplay += displaySplitter;
            if((i + 1) % x == 0) { allToDisplay += "\n" + displaySplitter; }
        }
        allToDisplay = allToDisplay.substring(0, allToDisplay.length() - 3);
        return allToDisplay;
    }

    @Override
    public Binary_PartialSolution getInitialPartialSolution() {
        return new Binary_PartialSolution(this);
    }
}