neighboring_values.js

const getDirections = [
      [[1, 0], [0, -1], [-1, 0], [0, 1]], //Figura Inicio (1) y línea (5)
      [
        //Figura tipo T (3)
        [[2, 0, -1, 1, 0, 1, 3], [3, 1, 0, 0, 0, 1, 3], [1, 1, 0, 0, 0, -1, 1]],
        [
          [3, -1, 0, 2, 1, 0, 0],
          [2, 0, -1, 1, -1, 0, 2],
          [0, 0, -1, 1, 1, 0, 0]
        ],
        [
          [0, 0, -1, 1, 0, 1, 3],
          [3, -1, 0, 2, 0, 1, 3],
          [1, -1, 0, 2, 0, -1, 1]
        ],
        [[1, -1, 0, 2, 1, 0, 0], [0, 0, 1, 3, 1, 0, 0], [2, 0, 1, 3, -1, 0, 2]]
      ],
      [
        //Figura tipo curva (4)
        [[2, 0, -1, 1], [3, 1, 0, 0]],
        [[0, 0, -1, 1], [3, -1, 0, 2]],
        [[0, 0, 1, 3], [1, -1, 0, 2]],
        [[1, 1, 0, 0], [2, 0, 1, 3]]
      ]
    ];