Adds convenient keyboard shortcuts to Sears Shop Your Way Sweeps

Shop-Your-Way-Sweeps-Keyboard-Shortcuts.md

Shop Your Way Sweeps Keyboard Shortcuts

shop-your-way-sweeps.meta.js

// ==UserScript==
// @name         Shop Your Way Sweeps
// @description  Adds keyboard shortcuts to Shop Your Way sweepstakes
// @version      0.1.3
// @author       Ian Paterson
// @namespace    http://idpaterson.github.io/
// @copyright    Copyright (c) 2017-2018 Ian Paterson
// @license      MIT - https://tldrlegal.com/license/mit-license
// @match        https://cpe.sears.com/sweepstakes/web/landing*
// @grant        none
// @run-at       document-idle
// @updateURL    https://gist.github.com/idpaterson/3ec09bfb54cafeb9cb63f1ed8d899bcf/raw/shop-your-way-sweeps.meta.js
// @downloadURL  https://gist.github.com/idpaterson/3ec09bfb54cafeb9cb63f1ed8d899bcf/raw/shop-your-way-sweeps.user.js
// ==/UserScript==

shop-your-way-sweeps.user.js

// ==UserScript==
// @name         Shop Your Way Sweeps
// @description  Adds keyboard shortcuts to Shop Your Way sweepstakes
// @version      0.1.3
// @author       Ian Paterson
// @namespace    http://idpaterson.github.io/
// @copyright    Copyright (c) 2017-2018 Ian Paterson
// @license      MIT - https://tldrlegal.com/license/mit-license
// @match        https://cpe.sears.com/sweepstakes/web/landing*
// @grant        none
// @run-at       document-idle
// @updateURL    https://gist.github.com/idpaterson/3ec09bfb54cafeb9cb63f1ed8d899bcf/raw/shop-your-way-sweeps.meta.js
// @downloadURL  https://gist.github.com/idpaterson/3ec09bfb54cafeb9cb63f1ed8d899bcf/raw/shop-your-way-sweeps.user.js
// ==/UserScript==

setTimeout(function () {
	'use strict';

	$(document).keydown(handleKeyboardShortcuts);

	var KEYS = {
		escape: 27,
		n:      78,
		return: 13,
		s:      83,
	};
	var lastFocusedSweepId;

	function handleKeyboardShortcuts(event) {
		// Do not process typing in text fields as keyboard shortcuts
		if ($(event.target).is(':input:not(:button, :checkbox, :radio)')) {
			return true;
		}
		return (
			handleSweepListShortcuts(event) ||
			handleModalShortcuts(event)
		) || true;
	}

	function handleModalShortcuts(event) {
		var sel;

		switch (event.which) {
			case KEYS.escape:
				sel = 'button.close';
				break;
			case KEYS.return:
				sel = 'button.continue-button:not(:focus), button.submit:not(:focus), button.sweeps-button:not(:focus)';
				break;
			case KEYS.s:
				sel = '.skip-button';
				break;
		}

		if (sel) {
			$('.modal').find(sel).filter(':visible').first().click();
		}
		return !!sel;
	}

	function handleSweepListShortcuts(event) {
		var sel;
		var forward = !event.shiftKey;

		switch (event.which) {
			case KEYS.n:
				sel = 'button.get-started:idp-in-active-sweep, .instant-win-winner-button:idp-in-active-sweep, .step-continue:idp-in-active-sweep';
				break;
		}

		if (sel) {
			var sweeps = $('.SweepView');
			var totalSweeps = sweeps.length;

			// Reduce the sweeps to those preceding or following the last focused sweep
			if (lastFocusedSweepId) {
				var lastFocusedSweep = sweeps.filter('[data-id=' + lastFocusedSweepId + ']');
				var index = sweeps.index(lastFocusedSweep);

				if (forward) {
					sweeps = sweeps.slice(index + 1);
				} else {
					sweeps = sweeps.slice(0, index);
				}
			}

			var elements = sweeps.find(sel).filter(':visible');

			// Scroll down to load more when necessary
			if (forward && elements.length === 0) {
				window.scrollBy(0, 9999);

				// Wait until more have loaded, or stop if nothing after 2 seconds
				var count = 0;
				var interval = setInterval(function () {
					if ($('.SweepView').length > totalSweeps) {
						handleSweepListShortcuts(event);
						clearInterval(interval);
					}
					if (++count > 8) {
						clearInterval(interval);
					}
				}, 250);

				return false;
			}

			var element = elements[forward ? 'first' : 'last']();

			// Some elements are not keyboard accessible so a click must be emulated
			if (element.is('span')) {
				element.attr('tabindex', '0').keypress(clickOnReturnKey);
			}

			element.focus();
		}
		return !!sel;
	}

	function clickOnReturnKey(event) {
		if (event.which === KEYS.return) {
			$(event.target).click();
		}
	}

	// Track the last focused sweep
	$('.SweepListView').on('focus', '.SweepView', function () {
		lastFocusedSweepId = $(this).attr('data-id');
	});

	// Focus the first form field or button when a modal is shown
	$('#modals').on('shown.bs.modal', '.modal', function () {
		$(this).find('.form-wrapper :input:visible:not([style*="hidden"]), button.continue-button, button.submit, button.sweeps-button').first().focus();
	});

	// Allow filtering on sweeps that are not current blocked with a please wait message
	$.extend($.expr[':'], {
		'idp-in-active-sweep': function parentSweepNotBlocked(el) {
			return $(el).closest('.SweepView').find('.blockUI.blockOverlay').length === 0;
		}
	});
}, 1500);

How do you use this script? Tried in chrome/ tampermonkey expecting the N, S, Return, and Esc keys to do something.