"use strict";

var _interopRequireDefault =
require("@babel/runtime/helpers/interopRequireDefault");

exports.__esModule = true;
exports.default = void 0;

var _getOwnPropertyDescriptor =
_interopRequireDefault(require("@babel/runtime/core-js/object/get-own-
property-descriptor"));

var _applyDecoratedDescriptor2 =

   `_interopRequireDefault(require("@babel/runtime/helpers/applyDecoratedDescriptor"));`

var _decorators = require("./util/decorators");

var _assertions = require("./util/assertions");

var _class;

const CHARCODE_LOWECASE_A = 97;
let Cell = (_class = class Cell {
  // Private properties
  constructor(board, x, y, z) {
    this._board = board;
    this._x = x;
    this._y = y;
    this._z = z;
  }

  get position() {
    return [this.number, this.letter];
  }

  get number() {
    const {
      _y,
      _z
} = this;
if (_z === 0) return _y + 1;
if (_z === 1) return 8 - _y;
if (_z === 2) return 12 - _y;
return (0, _assertions.never)();
  }

  get letter() {
const {
  _x,
  _z
} = this;
let c;
if (_z === 0) c = _x;
else if (_z === 1 && _x >= 4) c = 7 - _x;
else if (_z === 1 && _x <= 3) c = 12 - _x;
else if (_z === 2 && _x >= 4) c = 4 + _x;
else if (_z === 2 && _x <= 3) c = 7 - _x;
else (0, _assertions.never)();
return String.fromCharCode(c + CHARCODE_LOWECASE_A);
  }

   get up() {
const {
  _x,
  _y,
  _z
} = this;
if (_y === 3 && _x <= 3) return this._board.cells[(_z + 1) % 3][7 - _x][3];
if (_y === 3 && _x >= 4) return this._board.cells[(_z + 2) % 3][7 - _x][3];
return this._board.cells[_z][_x][_y + 1];
  }

  get down() {
const {
  _x,
  _y,
  _z
} = this;
if (_y === 0) return null;
return this._board.cells[_z][_x][_y - 1];
  }

  get right() {
const {
  _x,
  _y,
  _z
} = this;
if (_x === 7) return null;
return this._board.cells[_z][_x + 1][_y];
  }

  get left() {
const {
  _x,
  _y,
  _z
} = this;
if (_x === 0) return null;
return this._board.cells[_z][_x - 1][_y];
  }

  relativeTo(base, dir) {
if (this._z === base._z) return this[dir];

     switch (dir) {
  case "up":
    return this.down;

  case "down":
    return this.up;

  case "left":
    return this.right;

  case "right":
    return this.left;
}
  }

  sequence(steps, base = this) {
let result = this;

for (const step of steps) {
  if (!result) return null;
  result = result.relativeTo(base, step);
}

return result;
  }

 }, ((0, _applyDecoratedDescriptor2.default)(_class.prototype, "position", [_decorators.memoizeGetter], (0, _getOwnPropertyDescriptor.default)(_class.prototype, "position"), _class.prototype), (0, _applyDecoratedDescriptor2.default)(_class.prototype, "number", [_decorators.memoizeGetter], (0, _getOwnPropertyDescriptor.default)(_class.prototype, "number"), _class.prototype), (0, _applyDecoratedDescriptor2.default)(_class.prototype, "letter", [_decorators.memoizeGetter], (0, _getOwnPropertyDescriptor.default)(_class.prototype, "letter"), _class.prototype), (0, _applyDecoratedDescriptor2.default)(_class.prototype, "up", [_decorators.memoizeGetter], (0, _getOwnPropertyDescriptor.default)(_class.prototype, "up"), _class.prototype), (0, _applyDecoratedDescriptor2.default)(_class.prototype, "down", [_decorators.memoizeGetter], (0, _getOwnPropertyDescriptor.default)(_class.prototype, "down"), _class.prototype), (0, _applyDecoratedDescriptor2.default)(_class.prototype, "right", [_decorators.memoizeGetter], (0, _getOwnPropertyDescriptor.default)(_class.prototype, "right"), _class.prototype), (0, _applyDecoratedDescriptor2.default)(_class.prototype, "left", [_decorators.memoizeGetter], (0, _getOwnPropertyDescriptor.default)(_class.prototype, "left"), _class.prototype)), _class);
exports.default = Cell;