$(function() {
	function waitForFieldLoaded(ms) {
		return new Promise(resolve => setTimeout(resolve, 100));
	}

	//db_vars:
	//=============
	var organisation = 2373;
	var invsection = 2375;
	var invneeded = 2376;
	var rec_vat = 2377;
	var rec_reference = 2378;
	var privsection = 2386;
	var chk_privacy = 2387;
	var chk_share = 2388;
	var side_meeting_c = 2390;
	var side_meeting_a = 2391;
	var side_meetings_a_list = 2392;
	var side_meetings_c_list = 2393;
	var side_meetings_b_list = 2394;
	//=============
	
	var iboxdescription = '.i-box-header .i-box-description'; // checkbox

	async function setiboxDescription(){
		while(!$(iboxdescription).length){ 
		  await waitForFieldLoaded(); 
		}

		$( iboxdescription ).each(function( index ) {
		  $(this).html($(this).text());
		});

	}
	setiboxDescription();

	var acceptPrivacyNotice = '#section2386 label[for="field-2386-2387"]'; // checkbox
	var acceptShare = '#someothersection';
		acceptShare = '#section2386 label[for="field-2386-2388"]'; // checkbox
	async function setUserPrivacyDefaults(){

		while(!$(acceptPrivacyNotice).length){ 
		  await waitForFieldLoaded(); 
		}

		$(acceptPrivacyNotice)
		  .html($(acceptPrivacyNotice).text());


		$(acceptShare)
		  .html($(acceptShare).text());
	}

	setUserPrivacyDefaults();

	var invsection = '2375';
	var invneeded = '2376';
	var rec_vat = '2377';
	var rec_reference = '2378';
	var invoiceNeeded = '#section'+invsection+' #field-'+invsection+'-'+invneeded; // checkbox   //
	var vatNumber = '#section'+invsection+' #field-'+invsection+'-'+rec_vat; // input
	var vatNumberLabel = "#section"+invsection+" label[for='field-"+invsection+"-"+rec_vat+"'] + .regFormMandatoryField"; // label
	var customerReference = '#section'+invsection+' #field-'+invsection+'-'+rec_reference; // input


	 async function setInvoiceDetailsDefaults(){
		while(!$(vatNumber).length){ 
		  await waitForFieldLoaded(); 
		}
		$(vatNumber).prop('disabled',true); // disable 
		$(customerReference).prop('disabled',true); // disable

		//while(!$(customerReference).length){ 
		//  await waitForFieldLoaded(); 
		//}
		// $(customerReference).prop('disabled',true); // disable
	  }
	  setInvoiceDetailsDefaults();



	$('body').on('click', invoiceNeeded,  function(){

		if($(invoiceNeeded).prop("checked") == false){ 
		  $(vatNumber).prop('disabled',true).val(''); 
		  $(customerReference).prop('disabled',true).val(''); 
		  $(vatNumberLabel).prop("style", 'display:none'); // hide mandatory star
		}
		else if($(invoiceNeeded).prop("checked") == true){
		  $(vatNumber).prop('disabled',false); 
		  $(customerReference).prop('disabled',false); 
		  $(vatNumberLabel).prop("style",''); // show mandatory star
		}
	  });
  
	
	
	var parsingHtmlElements = ".regform-done-caption";
	  async function parseHtml(){
		while(!$(parsingHtmlElements).length){ 
		  await waitForFieldLoaded(); 
		}
		$(parsingHtmlElements).each(function(){
		  $(this).html($(this).text());
		});
	  }
	  parseHtml();



	$('body').on('click', '#regformSubmit',  function(e) {
    
		var prevent = false; // prevent form execution
		var message = [];
		
		
		if ($(vatNumber).prop('disabled') == false && 
		  $(vatNumber).val().length === 0
		) {  
		  message.push("Please provide VAT number.");
		  prevent = true;
		}
				
		
		// if (vat_checked == false ) {
		  // message.push('Please provide correct VAT');
		  // prevent = true;
		// }

		if(prevent === true) { // prevent form exectution if required field are 'enabled' and 'empty'
		  e.preventDefault();
		  e.stopImmediatePropagation();
		  alert(message.toString().replace(/,/g, '\n')); // display info
		}
	});
  

});