slider_example_es6.js

"use strict";

const LEFT  = 'left';
const RIGHT = 'right';

/**
 * Calculates sign based on direction
 * @param {string} direction
 * @returns {Number}
 */
const getSign = (direction) => (direction === LEFT) ? -1 : 1;

/**
 * Moves slider using css transform
 * @param {string} direction
 */
const moveSlider = (direction = LEFT) => {
    $sliderOuter.css({
        transform: `translate3d(${getSign(direction)*data.settings.sliderPos}'px, 0, 0)`
    });
}