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feat(navbar): hide while scrolling down #19

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merged 1 commit into from
Apr 17, 2024
Merged

feat(navbar): hide while scrolling down #19

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30 changes: 24 additions & 6 deletions src/components/widgets/Header.tsx
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Original file line number Diff line number Diff line change
@@ -1,19 +1,19 @@
"use client";
import React, { useState, useEffect } from "react";
import SJECLogo from "@/assets/sjeclogo.png";
import { Button, buttonVariants } from "@/components/ui/button";
import { Button } from "@/components/ui/button";
import Image from "next/image";
import Link from "next/link";
import { signIn, signOut, useSession } from "next-auth/react";
import { HamburgerMenuIcon, Cross1Icon } from "@radix-ui/react-icons";
import { EncryptButton } from "@/components/ui/hover/button";
import { Item } from "@radix-ui/react-navigation-menu";

interface NavItem {
label: string;
href: string;
}

const NavItems: NavItem[] = [
const navItems: NavItem[] = [
{
label: "home",
href: "/",
Expand All @@ -37,10 +37,29 @@ const NavItems: NavItem[] = [
];

export function Header() {
const [prevScrollPos, setPrevScrollPos] = useState(0);
const [visible, setVisible] = useState(true);
const { data: session } = useSession();

useEffect(() => {
const handleScroll = () => {
const currentScrollPos = window.pageYOffset;
setVisible(prevScrollPos > currentScrollPos || currentScrollPos < 10);
setPrevScrollPos(currentScrollPos);
};

window.addEventListener("scroll", handleScroll);

return () => window.removeEventListener("scroll", handleScroll);
}, [prevScrollPos, visible]);

return (
<>
<header className="flex sticky top-0 flex-wrap md:justify-center md:flex-nowrap z-50 w-full justify-center text-sm">
<header
className={`flex sticky top-0 flex-wrap md:justify-center md:flex-nowrap z-50 w-full justify-center text-sm transition-transform duration-300 ${
visible ? "translate-y-0" : "-translate-y-full"
}`}
>
<nav
className="mt-6 relative max-w-[70rem] w-full shadow backdrop-blur-2xl bg-white bg-opacity-10 rounded-[36px] mx-2 py-3 px-4 md:flex md:items-center md:justify-center md:py-0 md:px-6 lg:px-8 xl:mx-auto dark:bg-neutral-800 dark:border-neutral-700"
aria-label="Global"
Expand Down Expand Up @@ -69,8 +88,7 @@ export function Header() {
className="hs-collapse hidden overflow-hidden transition-all duration-300 basis-full grow md:block"
>
<div className="flex flex-col gap-y-4 gap-x-0 mt-5 md:flex-row md:items-center md:justify-end md:gap-y-0 md:gap-x-7 md:mt-0 md:ps-7">
{NavItems.map((navItem, i) => (
// Using a tag because <Link> wouldn't close the navbar after switch
{navItems.map((navItem, i) => (
<a
key={i}
href={navItem.href}
Expand Down
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