hugo-toha/assets/scripts/sections/navbar.js
2023-01-04 18:18:16 -08:00

60 lines
2.1 KiB
JavaScript

const updateNavBar = () => {
const topNavbar = document.getElementById('top-navbar')
const navbarToggler = document.getElementById('navbar-toggler')
const themeIcon = document.getElementById('navbar-theme-icon-svg')
if (window.scrollY > 40) {
topNavbar.classList.remove('initial-navbar')
topNavbar.classList.add('final-navbar', 'shadow')
navbarToggler.classList.remove('navbar-dark')
navbarToggler.classList.add('navbar-light')
// color theme selector a.k.a. dark mode
themeIcon.classList.remove('navbar-icon-svg-dark')
// get the main logo from hidden img tag
const mainLogo = document.getElementById('main-logo')
if (mainLogo !== null) {
const logoURL = mainLogo.getAttribute('src')
document.getElementById('logo').setAttribute('src', logoURL)
}
} else {
topNavbar.classList.remove('final-navbar', 'shadow')
topNavbar.classList.add('initial-navbar')
navbarToggler.classList.remove('navbar-light')
navbarToggler.classList.add('navbar-dark')
// color theme selector a.k.a. dark mode
themeIcon.classList.add('navbar-icon-svg-dark')
// get the inverted logo from hidden img tag
const invertedLogo = document.getElementById('inverted-logo')
if (invertedLogo !== null) {
const logoURL = invertedLogo.getAttribute('src')
document.getElementById('logo').setAttribute('src', logoURL)
}
}
}
document.addEventListener('DOMContentLoaded', function () {
// change navbar style on scroll
// ==================================================
// When the user scrolls down 80px from the top of the document,
// resize the navbar's padding and the logo's font size
document.addEventListener('scroll', updateNavBar)
// Creates a click handler to collapse the navigation when
// anchors in the mobile nav pop up are clicked
const navMain = document.getElementsByClassName('navbar-collapse')
for (const el of navMain) {
el.addEventListener('click', function (e) {
if (e.target.tagName === 'A') {
navMain.collapse('hide')
}
})
}
updateNavBar()
})