nightwatch command for gracefully clicking an element within a parent

clickElementInDropdown.js

'use strict';

/**
 * clicks on an element found in a parent container
 *
 * @param  {string} dropdownSelector  mostly dropdown, but can be also other list or container
 * @param  {string} elementSelector   element selector to click on
 * @param  {boolean} graceful         if elementSelector is not present, either continue (true), or throw an error (false)
 * @param  {boolean} maxTimeout       timeout to wait for element
 * @return {mixed}                  graceful = true: continues, graceful = false: throws error
 */
exports.command = function(dropdownSelector, elementSelector, graceful, maxTimeout) {
    console.log('searching inside', dropdownSelector, 'clicking', elementSelector);
    this.useCss()
    .pause(500)
    .waitForElementVisible(dropdownSelector, maxTimeout)
    .click(dropdownSelector)
    .element('css selector', elementSelector, function(visible) {
        if(visible.status !== -1){
          console.log('Dropdown element found: ' + elementSelector);
          this
            .getText(elementSelector, function(result) {
              console.log('Clicking on: ', result.value);
            })
            .waitForElementVisible(elementSelector, 10000)
            .click(elementSelector);
        } else {
            if(graceful){
                console.log('No element '+elementSelector+' inside '+dropdownSelector+' not found. Ok.');
            } else {
                throw new Error('Element '+elementSelector+' inside '+dropdownSelector+' not found. Stopping.');
            }
        }
        return this;
    })
    // .click(elementSelector)
    .pause(1000);

    return this;
};