package com.keraton;

import static java.lang.Integer.valueOf;
import static java.util.Arrays.asList;
import static java.util.stream.Collectors.joining;

public class LEDConverter {


    public static final String[] TOP    = {" _ ", "   "};
    public static final String[] MIDDLE = {"| |", "  |"};
    public static final String[] BOTTOM = {"|_|", "  |"};

    public String asLED(int integer) {
            return asLED(TOP, integer) + '\n' +
                   asLED(MIDDLE, integer) + '\n' +
                   asLED(BOTTOM, integer);
    }

    private String asLED(final String[] map, int integer) {
        String string = "" + integer;
        return asList(string.split("")).stream()
                    .map((a) -> map[valueOf(a)])
                    .collect(joining(" "));
    }
}