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Fix for #20, enable multiple navbars on a page #34

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337 changes: 170 additions & 167 deletions src/Astronav.astro
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Original file line number Diff line number Diff line change
@@ -1,174 +1,177 @@
---
interface Props {
closeOnClick?: boolean;
}
const { closeOnClick = false } = Astro.props;
---
<slot/>

<slot />

<script define:vars={{ closeOnClick }}>
["DOMContentLoaded", "astro:after-swap"].forEach((event) => {
document.addEventListener(event, addListeners);
});

// Function to clone and replace elements
function cloneAndReplace(element) {
const clone = element.cloneNode(true);
element.parentNode.replaceChild(clone, element);
}

function addListeners() {
// Clean up existing listeners
const oldMenuButton = document.getElementById("astronav-menu");
if (oldMenuButton) {
cloneAndReplace(oldMenuButton);
}

const oldDropdownMenus = document.querySelectorAll(".astronav-dropdown");
oldDropdownMenus.forEach((menu) => {
cloneAndReplace(menu);
});

// Mobile nav toggle
const menuButton = document.getElementById("astronav-menu");
menuButton && menuButton.addEventListener("click", toggleMobileNav);

// Dropdown menus
const dropdownMenus = document.querySelectorAll(".astronav-dropdown");
dropdownMenus.forEach((menu) => {
const button = menu.querySelector("button");
button &&
button.addEventListener("click", (event) =>
toggleDropdownMenu(event, menu, dropdownMenus)
);

// Handle Submenu Dropdowns
const dropDownSubmenus = menu.querySelectorAll(
".astronav-dropdown-submenu"
);

dropDownSubmenus.forEach((submenu) => {
const submenuButton = submenu.querySelector("button");
submenuButton &&
submenuButton.addEventListener("click", (event) => {
event.stopImmediatePropagation();
toggleSubmenuDropdown(event, submenu);
});
<script>
["DOMContentLoaded", "astro:after-swap"].forEach((event) => {
document.addEventListener(event, addListeners);
});
});

// Clicking away from dropdown will remove the dropdown class
document.addEventListener("click", closeAllDropdowns);

if (closeOnClick) {
handleCloseOnClick();
}
}

function toggleMobileNav() {
[...document.querySelectorAll(".astronav-toggle")].forEach((el) => {
el.classList.toggle("hidden");
});
}

function toggleDropdownMenu(event, menu, dropdownMenus) {
toggleMenu(menu);

// Close one dropdown when selecting another
Array.from(dropdownMenus)
.filter((el) => el !== menu && !menu.contains(el))
.forEach(closeMenu);

event.stopPropagation();
}

function toggleSubmenuDropdown(event, submenu) {
event.stopPropagation();
toggleMenu(submenu);

// Close sibling submenus at the same nesting level
const siblingSubmenus = submenu
.closest(".astronav-dropdown")
.querySelectorAll(".astronav-dropdown-submenu");
Array.from(siblingSubmenus)
.filter((el) => el !== submenu && !submenu.contains(el))
.forEach(closeMenu);
}

function closeAllDropdowns(event) {
const dropdownMenus = document.querySelectorAll(".dropdown-toggle");
const dropdownParent = document.querySelectorAll(
".astronav-dropdown, .astronav-dropdown-submenu"
);
const isButtonInsideDropdown = [
...document.querySelectorAll(
`.astronav-dropdown button, .astronav-dropdown label, .astronav-dropdown input,

// Function to clone and replace elements
function cloneAndReplace(element) {
const clone = element.cloneNode(true);
element.parentNode.replaceChild(clone, element);
}

function addListeners() {
document.querySelectorAll('button[data-astronav]').forEach((button) => {
addListenersForButton(`button[data-astronav="${button.getAttribute('data-astronav')}"]`)
})
}

function addListenersForButton(selector: string) {
// Clean up existing listeners
const oldMenuButton = document.querySelector(selector);
if (oldMenuButton) {
cloneAndReplace(oldMenuButton);
}

const oldDropdownMenus = document.querySelectorAll(".astronav-dropdown");
oldDropdownMenus.forEach((menu) => {
cloneAndReplace(menu);
});

// Mobile nav toggle
const menuButton = document.querySelector(selector);
menuButton && menuButton.addEventListener("click", toggleMobileNav);

// Dropdown menus
const dropdownMenus = document.querySelectorAll(".astronav-dropdown");
dropdownMenus.forEach((menu) => {
const button = menu.querySelector("button");
button &&
button.addEventListener("click", (event) =>
toggleDropdownMenu(event, menu, dropdownMenus)
);

// Handle Submenu Dropdowns
const dropDownSubmenus = menu.querySelectorAll(
".astronav-dropdown-submenu"
);

dropDownSubmenus.forEach((submenu) => {
const submenuButton = submenu.querySelector("button");
submenuButton &&
submenuButton.addEventListener("click", (event) => {
event.stopImmediatePropagation();
toggleSubmenuDropdown(event, submenu);
});
});
});

// Clicking away from dropdown will remove the dropdown class
document.addEventListener("click", closeAllDropdowns);

const closeOnClick = menuButton.getAttribute("data-closeOnClick")

if (closeOnClick) {
handleCloseOnClick();
}
}

function toggleMobileNav() {
[...document.querySelectorAll(".astronav-toggle")].forEach((el) => {
el.classList.toggle("hidden");
});
}

function toggleDropdownMenu(event, menu, dropdownMenus) {
toggleMenu(menu);

// Close one dropdown when selecting another
Array.from(dropdownMenus)
.filter((el) => el !== menu && !menu.contains(el))
.forEach(closeMenu);

event.stopPropagation();
}

function toggleSubmenuDropdown(event, submenu) {
event.stopPropagation();
toggleMenu(submenu);

// Close sibling submenus at the same nesting level
const siblingSubmenus = submenu
.closest(".astronav-dropdown")
.querySelectorAll(".astronav-dropdown-submenu");
Array.from(siblingSubmenus)
.filter((el) => el !== submenu && !submenu.contains(el))
.forEach(closeMenu);
}

function closeAllDropdowns(event) {
const dropdownMenus = document.querySelectorAll(".dropdown-toggle");
const dropdownParent = document.querySelectorAll(
".astronav-dropdown, .astronav-dropdown-submenu"
);
const isButtonInsideDropdown = [
...document.querySelectorAll(
`.astronav-dropdown button, .astronav-dropdown label, .astronav-dropdown input,
.astronav-dropdown-submenu button, .astronav-dropdown-submenu label, .astronav-dropdown-submenu input,
#astronav-menu`
),
].some((button) => button.contains(event.target));
if (!isButtonInsideDropdown) {
dropdownMenus.forEach((d) => {
// console.log("I ran", d);
// if (!d.contains(event.target)) {
d.classList.remove("open");
d.removeAttribute("open");
d.classList.add("hidden");
// }
});
dropdownParent.forEach((d) => {
d.classList.remove("open");
d.removeAttribute("open");
d.setAttribute("aria-expanded", "false");
});
}
}

function toggleMenu(menu) {
menu.classList.toggle("open");
const expanded = menu.getAttribute("aria-expanded") === "true";
menu.setAttribute("aria-expanded", expanded ? "false" : "true");
menu.hasAttribute("open")
? menu.removeAttribute("open")
: menu.setAttribute("open", "");

const dropdownToggle = menu.querySelector(".dropdown-toggle");
const dropdownExpanded = dropdownToggle.getAttribute("aria-expanded");
dropdownToggle.classList.toggle("hidden");
dropdownToggle.setAttribute(
"aria-expanded",
dropdownExpanded === "true" ? "false" : "true"
);
}

function closeMenu(menu) {
// console.log("closing", menu);
menu.classList.remove("open");
menu.removeAttribute("open");
menu.setAttribute("aria-expanded", "false");
const dropdownToggles = menu.querySelectorAll(".dropdown-toggle");
dropdownToggles.forEach((toggle) => {
toggle.classList.add("hidden");
toggle.setAttribute("aria-expanded", "false");
});
}

function handleCloseOnClick() {
const navMenuItems = document.querySelector(".astronav-items");
const navToggle = document.getElementById("astronav-menu");
const navLink = navMenuItems && navMenuItems.querySelectorAll("a");

const MenuIcons = navToggle.querySelectorAll(".astronav-toggle");

navLink &&
navLink.forEach((item) => {
item.addEventListener("click", () => {
navMenuItems?.classList.add("hidden");
MenuIcons.forEach((el) => {
el.classList.toggle("hidden");
button[data-astronav]`
),
].some((button) => button.contains(event.target));
if (!isButtonInsideDropdown) {
dropdownMenus.forEach((d) => {
// console.log("I ran", d);
// if (!d.contains(event.target)) {
d.classList.remove("open");
d.removeAttribute("open");
d.classList.add("hidden");
// }
});
dropdownParent.forEach((d) => {
d.classList.remove("open");
d.removeAttribute("open");
d.setAttribute("aria-expanded", "false");
});
}
}

function toggleMenu(menu) {
menu.classList.toggle("open");
const expanded = menu.getAttribute("aria-expanded") === "true";
menu.setAttribute("aria-expanded", expanded ? "false" : "true");
menu.hasAttribute("open")
? menu.removeAttribute("open")
: menu.setAttribute("open", "");

const dropdownToggle = menu.querySelector(".dropdown-toggle");
const dropdownExpanded = dropdownToggle.getAttribute("aria-expanded");
dropdownToggle.classList.toggle("hidden");
dropdownToggle.setAttribute(
"aria-expanded",
dropdownExpanded === "true" ? "false" : "true"
);
}

function closeMenu(menu) {
// console.log("closing", menu);
menu.classList.remove("open");
menu.removeAttribute("open");
menu.setAttribute("aria-expanded", "false");
const dropdownToggles = menu.querySelectorAll(".dropdown-toggle");
dropdownToggles.forEach((toggle) => {
toggle.classList.add("hidden");
toggle.setAttribute("aria-expanded", "false");
});
});
});
}
}

function handleCloseOnClick() {
const navMenuItems = document.querySelector(".astronav-items");
const navToggle = document.getElementById("astronav-menu");
const navLink = navMenuItems && navMenuItems.querySelectorAll("a");

const MenuIcons = navToggle.querySelectorAll(".astronav-toggle");

navLink &&
navLink.forEach((item) => {
item.addEventListener("click", () => {
navMenuItems?.classList.add("hidden");
MenuIcons.forEach((el) => {
el.classList.toggle("hidden");
});
});
});
}
</script>
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