import jQuery from 'jquery';
import jQueryBridget from 'jquery-bridget';
import Isotope from "isotope-layout";


// Add your custom JS here.
import "./_carousels";
import "./jssocials.min";

jQueryBridget( 'isotope', Isotope, $ );

jQuery( document ).ready(function($) {

// quick search regex
var qsRegex;

// init Isotope
var $grid = $('.grid').isotope({
  itemSelector: '.element-item',
  layoutMode: 'fitRows',
  filter: function() {
    return qsRegex ? $(this).text().match( qsRegex ) : true;
  }
});

var filterFns = {
  // show if number is greater than 50
  numberGreaterThan50: function() {
    var number = $(this).find('.number').text();
    return parseInt( number, 10 ) > 50;
  },
  // show if name ends with -ium
  ium: function() {
    var name = $(this).find('.name').text();
    return name.match( /ium$/ );
  }
};

// use value of search field to filter
var $quicksearch = $('.quicksearch').keyup( debounce( function() {
  qsRegex = new RegExp( $quicksearch.val(), 'gi' );
  $grid.isotope();
}, 200 ) );

// debounce so filtering doesn't happen every millisecond
function debounce( fn, threshold ) {
  var timeout;
  threshold = threshold || 100;
  return function debounced() {
    clearTimeout( timeout );
    var args = arguments;
    var _this = this;
    function delayed() {
      fn.apply( _this, args );
    }
    timeout = setTimeout( delayed, threshold );
  };
}



// bind filter button click
$('.filters-button-group').on( 'click', 'button', function() {
  var filterValue = $( this ).attr('data-filter');
  // use filterFn if matches value
  filterValue = filterFns[ filterValue ] || filterValue;
  $grid.isotope({ filter: filterValue });
});

// change is-checked class on buttons
$('.button-group').each( function( i, buttonGroup ) {
  var $buttonGroup = $( buttonGroup );
  $buttonGroup.on( 'click', 'button', function() {
    $buttonGroup.find('.is-checked').removeClass('is-checked');
    $( this ).addClass('is-checked');
  });
});

});

var a = document.querySelector('.blur-image');

document.addEventListener("DOMContentLoaded", function () {
    if (!a) return !1;
    var b = a.getAttribute("data-src"),
        c = document.querySelector('.full-image'),
        img = new Image;

    img.src = b;

    img.onload = function () {

        c.classList.add('image-loaded'),
            c.style.backgroundImage = 'url(' + b + ')';
    };
});


document.addEventListener("DOMContentLoaded", function(){
    window.addEventListener('scroll', function() {
        if (window.scrollY > 57) {
          document.getElementById('main-nav').classList.add('fixed-top');
        } else {
          document.getElementById('main-nav').classList.remove('fixed-top');
        } 
    });
  }); 

  //Get the button
let mybutton = document.getElementById("btn-back-to-top");

// When the user scrolls down 20px from the top of the document, show the button
window.onscroll = function () {
  scrollFunction();
};

function scrollFunction() {
  if (
    document.body.scrollTop > 20 ||
    document.documentElement.scrollTop > 20
  ) {
    mybutton.style.display = "block";
  } else {
    mybutton.style.display = "none";
  }
}
// When the user clicks on the button, scroll to the top of the document
mybutton.addEventListener("click", backToTop);

function backToTop() {
  document.body.scrollTop = 0;
  document.documentElement.scrollTop = 0;
}