(function () {
  "use strict";

  //WOW Scroll Spy
  var wow = new WOW({
    //disabled for mobile
    mobile: false,
  });
  wow.init();
  window.onscroll = function () {
    // show or hide the back-top-top button
    var backToTop = document.querySelector(".back-to-top");
    if (
      document.body.scrollTop > 200 ||
      document.documentElement.scrollTop > 200
    ) {
      backToTop.style.display = "flex";
    } else {
      backToTop.style.display = "none";
    }
  };

  // //===== close navbar-collapse when a  clicked
  let navbarToggler = document.querySelector(".navbar-toggler");
  var navbarCollapse = document.querySelector(".navbar-collapse");
  navbarToggler.addEventListener("click", function () {
    navbarToggler.classList.toggle("active");
    navbarCollapse.classList.toggle("show");
  });


  // Main.js
  /* ---- particles.js config ---- */

  var element = document.getElementById("hero-area");
  if (typeof element != "undefined" && element != null) {
    // Exists.
    particlesJS("hero-area", {
      particles: {
        number: {
          value: 80,
          density: {
            enable: true,
            value_area: 800,
          },
        },
        color: {
          value: "#5dc1b7",
        },
        opacity: {
          value: 0.2,
          random: false,
          anim: {
            enable: false,
            speed: 1,
            opacity_min: 0.1,
            sync: false,
          },
        },
        size: {
          value: 4,
          random: true,
          anim: {
            enable: false,
            speed: 40,
            size_min: 0.1,
            sync: false,
          },
        },
        line_linked: {
          enable: true,
          distance: 200,
          color: "#5d5d5d",
          opacity: 0.1,
          width: 1,
        },
        move: {
          enable: true,
          speed: 6,
          direction: "none",
          random: false,
          straight: false,
          out_mode: "out",
          bounce: false,
          attract: {
            enable: false,
            rotateX: 600,
            rotateY: 1200,
          },
        },
      },
      retina_detect: true,
    });
  }
})();