[doox911]

Решение:

"use strict";
(function($){
	$(function(){
        var elem;
        $('body').on('mouseover','.search_btn',function(){
            $('main').removeClass('custom_no_blur').addClass('custom_blur');
            $('.pmc').css({'display':'block'});
            $('.popup').fadeIn(800);
            $('.block_label__item input[checked="checked"]:radio').parent().parent().css({'background-color':'rgba(0,128,0,0.3)','border-radius':'5px','color':'darkgreen'});
            $('.block_label__item').on('mouseover',function(){
                $(this).css({'background-color':'rgba(0, 128, 0, 0.3)','border-radius':'5px','color':'darkgreen'});
            });
            $('.block_label__item').on('mouseout',function(){
                elem=$(this).children().children();
                if ($(elem[1]).attr('checked')!='checked'){
                    $(this).css({'background-color':'white','color':'#ccc'});
                }
            });
            $('.block_label__item').on('click',function(){
                elem=$(this).children().children();
                var name=$(elem[1]).attr('name');
                var mas_input=$('.block_label__item input[name="'+name+'"]');
                for(let i=0; i<mas_input.length;i++){
                    $(mas_input[i]).attr('checked',false);
                }
                $('.block_label__item input[name="'+name+'"]').parent().parent().css({'background-color':'white','color':'#ccc'});
                $(elem[1]).attr('checked',true);
                $('.block_label__item input[checked="checked"]:radio').parent().parent().css({'background-color':'rgba(0,128,0,0.3)','border-radius':'5px','color':'darkgreen'});
            });
            function sendPostAndAnimate(){
                var input=$('.block_label__item input[checked="checked"]:radio');
                var searchStr=$('.search_input').val();
                var searchField=$(input[0]).val();
                var searchStatusId=$(input[1]).val();
                var searchSort=$(input[2]).val();
                if (searchField=='none'&searchStatusId=='0'){
                   $('main').removeClass('custom_blur').addClass('custom_no_blur');
                   $('.popup').fadeOut(800,function(){$('.pmc').css({'display':'none'});});
                   $('.loader-container').fadeIn(300);
                   let url='/project/searchAjax/';
                   $.post(url,{searchStr:searchStr,searchField:searchField,searchStatusId:searchStatusId,searchSort:searchSort},function(data){
                       $('.blocks .table tbody').html(data);
                       $('.pagination').hide();
                       $('.loader-container').fadeOut(300,function(){$('.blocks .table tbody').ready().ajaxComplete();});
                    });
                }else{
                    if(searchStr.length>2){
                       $('main').removeClass('custom_blur').addClass('custom_no_blur');
                       $('.popup').fadeOut(800,function(){$('.pmc').css({'display':'none'});});
                       $('.loader-container').fadeIn(300);
                       let url = '/project/searchAjax/';
                       $.post(url,{searchStr:searchStr,searchField:searchField,searchStatusId:searchStatusId,searchSort:searchSort},function(data){
                           $('.blocks .table tbody').html(data);
                           $('.pagination').hide();
                           $('.loader-container').fadeOut(300,function(){$('.blocks .table tbody').ready().ajaxComplete();});
                        });
                    }else{alert('Запрос должен быть не менее 3-х символов!');}
                }
            }
			$('.search_input').keydown(function(event){if(event.keyCode===13){sendPostAndAnimate();}});
            $('.popup__footer__submit').on('click',function(){sendPostAndAnimate();});
            function setDefaultPropClosePopup(){
                $('main').removeClass('custom_blur').addClass('custom_no_blur');
                $('.popup').fadeOut(800,function () {$('.pmc').css({'display':'none'});});
                $('.search_input').off();
                $('.popup__footer__submit').off();
            }
            $('.pmc_close').on('click',function(){setDefaultPropClosePopup();});
            $('.popup_close').on('click',function (){setDefaultPropClosePopup();});
        });
    });
})(jQuery);