Prompt Promise for Modals

prompt-promise.js

function promptPromise(message) {
    return new Promise(function(resolve, reject) {
        // Open the modal and pass it message, resolve, and reject
        // Have the modal call resolve(<response if you need one>) on confirm, reject() on cancel
    });
}

var button = document.getElementById('action');

button.addEventListener('click', function() {
    promptPromise('What is your name?')
        .then(function(responseIfYouNeedOne) {
            // resolve (confirm) code, hide modal, do stuff
        },
        function() {
            // reject (cancel) code, hide modal
        });
});