(function () {
	'use strict';

	var TEST_PATH_RE = /\/(%D1%82%D0%B5%D1%81%D1%82-%D0%BD%D0%B0%D1%81%D0%BA%D0%BE%D0%BB%D1%8C%D0%BA%D0%BE-%D0%BF%D0%BE%D0%B4%D1%85%D0%BE%D0%B4%D0%B8%D1%82-%D1%82%D0%B5%D0%B1%D0%B5-%D1%81%D0%BF%D1%80%D1%83%D1%82|тест-насколько-подходит-тебе-спрут)(\/|$|\?|#)/i;
	var DIAG_PATH_RE = /\/besplatnaya-diagnostika(\/|$|\?|#)/i;
	var TEST_TEXT_RE =
		/(пройти\s+(тест|диагностик)|диагностик|узнайте\s+за\s+2\s*минут|подходит\s+ли\s+вам\s+sprut|подходит\s+ли\s+вам\s+спрут|бесплатн\w*\s+разбор|получить\s+бесплатный|записаться\s+на\s+бесплатн)/i;
	var CPC_AUTO_OPEN_KEY = 'sprut_cpc_quiz_auto_opened';

	function norm(text) {
		return (text || '').replace(/\s+/g, ' ').trim().toLowerCase();
	}

	function getUtm(name) {
		try {
			return new URLSearchParams(window.location.search).get(name) || '';
		} catch (e) {
			return '';
		}
	}

	function isCpcTraffic() {
		var medium = getUtm('utm_medium').toLowerCase();
		var source = getUtm('utm_source').toLowerCase();
		var campaign = getUtm('utm_campaign').toUpperCase();
		if (medium === 'cpc') return true;
		if (source === 'yandex' && medium === 'cpc') return true;
		if (campaign.indexOf('SPRUT_') === 0) return true;
		return false;
	}

	function isTestHref(href) {
		if (!href) return false;
		var h = href.trim();
		if (h === '#sprut-quiz-popup' || h === '#sprut-quiz') return true;
		if (!h || h === '#' || h.indexOf('javascript:') === 0) return false;
		if (/sprut-test\.html/i.test(h)) return true;
		try {
			var url = new URL(h, window.location.origin);
			if (url.origin !== window.location.origin) return false;
			var path = decodeURIComponent(url.pathname).toLowerCase();
			if (path.indexOf('тест-насколько-подходит-тебе-спрут') >= 0) return true;
			if (TEST_PATH_RE.test(url.pathname)) return true;
			if (DIAG_PATH_RE.test(url.pathname)) return true;
		} catch (e) {
			if (/тест-насколько-подходит-тебе-спрут/i.test(h)) return true;
			if (/besplatnaya-diagnostika/i.test(h)) return true;
		}
		return false;
	}

	function isTestTrigger(el) {
		if (!el || el.closest('#sprut-quiz-popup-modal')) return false;
		if (el.getAttribute('data-sprut-quiz-popup') === '0') return false;

		var tag = (el.tagName || '').toLowerCase();
		var text = norm(el.textContent);
		var href = tag === 'a' ? el.getAttribute('href') : '';

		if (el.classList && (el.classList.contains('sprut-btn-test') || el.classList.contains('sprut-open-quiz'))) {
			return true;
		}

		if (href && isTestHref(href)) return true;

		if (tag === 'button' && (el.id === 'sprut-quiz-start' || el.classList.contains('sq-start-btn'))) {
			return true;
		}

		if (TEST_TEXT_RE.test(text)) {
			if (tag === 'button') return true;
			if (tag === 'a' && href) {
				return isTestHref(href) || href === '#' || href.indexOf('#') === 0 || DIAG_PATH_RE.test(href);
			}
		}

		return false;
	}

	function wantsAutoStart(el) {
		return true;
	}

	function openPopupFromClick(el) {
		if (window.openSprutQuizPopup) window.openSprutQuizPopup(wantsAutoStart(el));
	}

	function rewriteQuizLinks() {
		document.querySelectorAll('a[href]').forEach(function (a) {
			var href = a.getAttribute('href') || '';
			if (!isTestHref(href)) return;
			a.setAttribute('href', '#sprut-quiz-popup');
			a.setAttribute('data-sprut-quiz-popup', '1');
		});
	}

	function maybeAutoOpenQuizForCpc() {
		if (!isCpcTraffic()) return;
		if (!window.openSprutQuizPopup) return;
		try {
			if (sessionStorage.getItem(CPC_AUTO_OPEN_KEY) === '1') return;
			sessionStorage.setItem(CPC_AUTO_OPEN_KEY, '1');
		} catch (e) {}
		window.setTimeout(function () {
			if (window.openSprutQuizPopup) window.openSprutQuizPopup(true);
		}, 450);
	}

	document.addEventListener(
		'click',
		function (e) {
			var el = e.target.closest('a, button');
			if (!isTestTrigger(el)) return;
			e.preventDefault();
			e.stopPropagation();
			openPopupFromClick(el);
		},
		true
	);

	document.addEventListener('keydown', function (e) {
		if (e.key === 'Escape' && window.closeSprutQuizPopup) window.closeSprutQuizPopup();
	});

	document.addEventListener('DOMContentLoaded', function () {
		var modal = document.getElementById('sprut-quiz-popup-modal');
		if (!modal) return;

		modal.querySelectorAll('.sprut-quiz-popup-backdrop, .sprut-quiz-popup-close').forEach(function (btn) {
			btn.addEventListener('click', function () {
				if (window.closeSprutQuizPopup) window.closeSprutQuizPopup();
			});
		});

		rewriteQuizLinks();
		maybeAutoOpenQuizForCpc();
	});
})();