// preloader
jQuery(window).on('load', function() {
  jQuery('#status').fadeOut();
  jQuery('#preloader').delay(350).fadeOut('slow');
  jQuery('body').delay(350).css({'overflow':'visible'});
})

// toggle button
jQuery(function($){
  $( '.toggle-nav button' ).click( function(e){
    $( 'body' ).toggleClass( 'show-main-menu' );
    var element = $( '.sidenav' );
    business_incubator_trapFocus( element );
  });

  $( '.close-button' ).click( function(e){
    $( '.toggle-nav button' ).click();
    $( '.toggle-nav button' ).focus();
  });
  $( document ).on( 'keyup',function(evt) {
    if ( $( 'body' ).hasClass( 'show-main-menu' ) && evt.keyCode == 27 ) {
      $( '.toggle-nav button' ).click();
      $( '.toggle-nav button' ).focus();
    }
  });
});

function business_incubator_trapFocus(element) {
  var focusableElementsSelector = 'a, button, input, textarea, select, [tabindex]:not([tabindex="-1"])';
  var focusableEls = element.find(focusableElementsSelector).filter(':visible');
  var firstFocusableEl = focusableEls[0];
  var lastFocusableEl = focusableEls[focusableEls.length - 1];
  var KEYCODE_TAB = 9;

  element.on('keydown', function(e) {
    var isTabPressed = (e.key === 'Tab' || e.keyCode === KEYCODE_TAB);
    if (!isTabPressed) {
      return;
    }

    if (e.shiftKey) {
      // Shift + Tab
      if (document.activeElement === firstFocusableEl) {
        lastFocusableEl.focus();
        e.preventDefault();
      }
    } else {
      // Tab
      if (document.activeElement === lastFocusableEl) {
        firstFocusableEl.focus();
        e.preventDefault();
      }
    }
  });
}

// scroll to top
jQuery(document).ready(function () {
  jQuery(window).scroll(function () {
    if (jQuery(this).scrollTop() > 0) {
      jQuery('#button').fadeIn();
    } else {
      jQuery('#button').fadeOut();
    }
  });
  jQuery('#button').click(function () {
    jQuery("html, body").animate({
      scrollTop: 0
    }, 600);
    return false;
  });
});

// Sticky Header
jQuery('document').ready(function($){
  $(window).scroll(function(){
    var sticky = $('.is-sticky-on'),
      scroll = $(window).scrollTop();

    if (scroll >= 100) sticky.addClass('header-sticky');
    else sticky.removeClass('header-sticky');
  });
});

// Progress Bar
jQuery(document).ready(function($){

  $(window).on("scroll", function() {

      var scrollTop = $(window).scrollTop();
      var docHeight = $(document).height();
      var winHeight = $(window).height();
      var scrollPercent = (scrollTop / (docHeight - winHeight)) * 100;

      $("#progress-bar").css("width", scrollPercent + "%");
  });

});

//sticky copyright
window.addEventListener('scroll', function() {
  var business_incubator_footer = document.querySelector('.sticky-copyright');
  if (!business_incubator_footer) return;

  var business_incubator_scrollTop = window.scrollY || document.documentElement.business_incubator_scrollTop;

  if (business_incubator_scrollTop >= 100) {
    business_incubator_footer.classList.add('active-sticky');
  }
});

//Dot cursor

document.addEventListener("DOMContentLoaded", function () {

  const cursorDot = document.querySelector(".cursor-point");
  const cursorOutline = document.querySelector(".cursor-point-outline");

  if (!cursorDot || !cursorOutline) return;

  const cursor = {
    delay: 8,
    _x: 0,
    _y: 0,
    endX: window.innerWidth / 2,
    endY: window.innerHeight / 2,
    cursorVisible: true,
    cursorEnlarged: false,
    $dot: cursorDot,
    $outline: cursorOutline,

    init: function () {
      this.setupEventListeners();
      this.animateDotOutline();
    },

    updateCursor: function (e) {
      this.endX = e.clientX;
      this.endY = e.clientY;

      this.$dot.style.top = this.endY + "px";
      this.$dot.style.left = this.endX + "px";

      this.$dot.style.opacity = 1;
      this.$outline.style.opacity = 1;
    },

    setupEventListeners: function () {
      const self = this;

      document.querySelectorAll("a, button").forEach(function (el) {
        el.addEventListener("mouseenter", function () {
          self.cursorEnlarged = true;
          self.toggleCursorSize();
        });

        el.addEventListener("mouseleave", function () {
          self.cursorEnlarged = false;
          self.toggleCursorSize();
        });
      });

      document.addEventListener("mousemove", function (e) {
        self.updateCursor(e);
      });

      document.addEventListener("mouseenter", function () {
        self.$dot.style.opacity = 1;
        self.$outline.style.opacity = 1;
      });

      document.addEventListener("mouseleave", function () {
        self.$dot.style.opacity = 0;
        self.$outline.style.opacity = 0;
      });
    },

    animateDotOutline: function () {
      this._x += (this.endX - this._x) / this.delay;
      this._y += (this.endY - this._y) / this.delay;

      this.$outline.style.top = this._y + "px";
      this.$outline.style.left = this._x + "px";

      requestAnimationFrame(this.animateDotOutline.bind(this));
    },

    toggleCursorSize: function () {
      if (this.cursorEnlarged) {
        this.$dot.style.transform = "translate(-50%, -50%) scale(0.7)";
        this.$outline.style.transform = "translate(-50%, -50%) scale(1.5)";
      } else {
        this.$dot.style.transform = "translate(-50%, -50%) scale(1)";
        this.$outline.style.transform = "translate(-50%, -50%) scale(1)";
      }
    },
  };

  cursor.init();

});
