vlw.se/public/assets/js/shell.js

const DEBOUNCE_TIMEOUT_MS        = 100;
const CLASSNAME_SEARCHBOX_ACTIVE = "searchboxActive";

// Navigate to the start page if the logo in the header is clicked
document.querySelector("header .logo").addEventListener("click", () => new VV().navigate("/"));

// Scroll page to top on navigation
VV.shell.addEventListener(VV.EVENT.FINISH, () => window.scrollTo({ top: 0 }));

// Open search box
document.querySelector(".searchbox-open").addEventListener("click", () => {
	document.querySelector("header").classList.add(CLASSNAME_SEARCHBOX_ACTIVE);
	// Select searchbox inner input element
	document.querySelector("searchbox input").focus();
});

// Close searchbox
document.querySelector(".searchbox-close").addEventListener("click", () => {
	// Disable search button interaction while animation is running
	// This is required to prevent conflicts with the :hover "peak" transformation
	const searchButtonElement = document.querySelector("header button.search");
	const transformDuration = parseInt(window.getComputedStyle(searchButtonElement).getPropertyValue("--transform-duration"));
	searchButtonElement.style.setProperty("pointer-events", "none");

	document.querySelector("header").classList.remove(CLASSNAME_SEARCHBOX_ACTIVE);

	// Wait for the transform animation to finish
	setTimeout(() => searchButtonElement.style.removeProperty("pointer-events"), transformDuration);
});

// Close searchbox on top shell navigations
VV.shell.addEventListener(VV.EVENT.START, () => document.querySelector("header").classList.remove(CLASSNAME_SEARCHBOX_ACTIVE));

// Handle search logic
document.querySelector("header input[type='search']").addEventListener("input", (event) => {
	// Debounce user input
	clearTimeout(event.target._throttle);
	event.target._throttle = setTimeout(() => {
		// Navigate search-results element on user input
		new VV(document.querySelector("search-results")).navigate(`/search?query=${event.target.value}`);
	}, DEBOUNCE_TIMEOUT_MS);
});