Scrape emails from HawkLink roster page.

hawklinkscraper.js

var container = document.querySelector('[role="main"]').children[0].children[3].children[0].children[1].children[0];
var boxes = Array.from(container.children);
var results = [];
getEmailByBoxIndex({
	container: container,
	results: results,
	boxes: boxes,
	index: 0,
	callback: printResults
});

function printResults(results) {
	results.forEach((res) => {
		var out = res.name + ',' + res.email + '<br>';
		document.write(out);
	});
}
	
function getEmailByBoxIndex(params) {
	var results = params.results;
	var boxes = params.boxes;
	var index = params.index;
	var box = boxes[index];
	if (box) {
		var subBox = box.children[0].children[0];
		subBox.click();
		querySelectorThen('[role="alert"]', function(alertBox) {
			var nameBox = alertBox.children[0];
			var emailBox = alertBox.children[1];
			if (nameBox && emailBox) {
				var name = nameBox.innerText.split('Name:')[1].trim();
				var email = emailBox.innerText.split('EmailAddress:')[1].trim();
				var res = {
					name: name,
					email: email
				};
				results.push(res);
				console.log(res);
			} else {
				console.log('Error: No profile found.');
			}
			params.container.click();
			params.index++;
			getEmailByBoxIndex(params);

		});
	} else {
		params.callback(results);
	}
}

function querySelectorThen(queryString, callback) {
	var interval = setInterval(function() {
		var el = document.querySelector(queryString);
		if (el) {
			clearInterval(interval);
			callback(el);
		}
	}, 250);
}