var $ = jQuery;

$(document).ready(function bpm_init_form() {
	const url = 'https://webto.salesforce.com/servlet/servlet.WebToLead?encoding=UTF-8';
	const isLeaderEnabled = url.indexOf('leader') > -1;
	const forms = document.querySelectorAll('form');

	for (let form of forms) {
		form.action = url;

		if (isLeaderEnabled) {
			insert_leader_inputs(form);

			form.onsubmit = (e) => {
				e.preventDefault();
				e.stopPropagation();

				fetch(form.action, {
					method: 'POST',
					body: new FormData(form)
				}).then((response) => {
					if (response.ok) {
						const retURL = form.querySelector('[name="retURL"]');

						if (retURL) {
							window.location.href = retURL;
						} else {
							console.log('WARNING: Missing retURL field in lead gen form!');
							window.location.reload();
						}						
					}
				})
			};
		}
	}

	if (isLeaderEnabled) {
		if (!set_leader_inputs) {
			throw new Error('Leader integration is expected but it looks like the Leader plugin is not installed on this site!');
		}

		set_leader_inputs(gt_cc_utm_source);
	}
	
	function insert_leader_inputs(form) {
		const leaderFieldsContainer = document.createElement('div');
		leaderFieldsContainer.id = 'hidden-leader-fields';
		leaderFieldsContainer.style.display = 'none';
	
		const campaignId = document.createElement('input');
		campaignId.type = 'hidden';
		campaignId.name = 'campaignid';
		campaignId.value = '11162';
	
		leaderFieldsContainer.appendChild(campaignId);
	
		const utmSource = document.createElement('input');
		utmSource.name = 'utm_source';
		utmSource.className = 'utm_class_leader';
	
		leaderFieldsContainer.appendChild(utmSource);
	
		const fields = [
			'utm_medium',
			'utm_term',
			'utm_campaign',
			'utm_content',
			'content_site',
			'gclid',
			'fbclid',
			'cid',
			'AgId',
			'AdPos',
			'device',
			'GeoLoc',
			'lp',
			'ga4_tid',
			'ga4_cid',
			'fbq_account',
			'fbq_client',
			'fbq_time'
		];
	
		for (let field of fields) {
			const fieldInput = document.createElement('input');
			fieldInput.type = 'hidden';
			fieldInput.name = field;
	
			leaderFieldsContainer.appendChild(fieldInput);
		}
	
		form.appendChild(leaderFieldsContainer);
	}
});