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interactive menu #15

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merged 1 commit into from Feb 7, 2021
Merged

interactive menu #15

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73 changes: 56 additions & 17 deletions js/guide-menu.js
View file
Open in desktop
Expand Up @@ -5,22 +5,61 @@ function toggle(button) {
function closeSideNav() {
document.getElementById("guide-nav-button")?.classList.remove("active");
}
document.querySelectorAll('h2, h3, h4').forEach((header) => {
const link = document.createElement("a");
link.href = "#" + header.id;
link.classList.add('clipboard');
link.innerText = "📋";
link.addEventListener('click', (event) => {
event.preventDefault(); // do not navigate on click.
navigator.clipboard.writeText(link.href).then(() => {
const toast = document.createElement('span');
toast.classList.add('clipboard-confirm');
toast.innerText = "Copied";
link.append(toast);
setTimeout(() => {
toast.remove();
}, 1000);
window.addEventListener("load", loaded);
function loaded() {
const options = {
root: document.querySelector(".sg-container"),
rootMargin: `0px 0px -90% 0px`,
threshold: 0.5,
};
const tocElement = document.querySelector(".toc");
const tocAnchors = tocElement.querySelectorAll("a");
const headers = document.querySelectorAll("h2, h3, h4");
tocAnchors.forEach((anchor) => {
anchor.addEventListener("click", () => {
tocAnchors.forEach((other) => {
if (other.classList.contains("active")) {
other.classList.remove("active");
}
});
anchor.classList.add("active");
});
});
header.append(link);
});
const observer = new IntersectionObserver((entries, observer) => {
entries.forEach((entry) => {
if (entry.isIntersecting) {
const href = entry.target.getElementsByTagName("a")[0].href;
for (const navItem of tocAnchors) {
if (navItem.classList.contains("active")) {
navItem.classList.remove("active");
}
if (navItem.href === href) {
navItem.classList.add("active");
navItem.scrollIntoView({ behavior: "smooth", block: "center" });
history.pushState({}, document.title, href);
}
}
}
});
}, options);
headers.forEach((header) => {
observer.observe(header);
const link = document.createElement("a");
link.href = "#" + header.id;
link.classList.add("clipboard");
link.innerText = "📋";
link.addEventListener("click", (event) => {
event.preventDefault(); // do not navigate on click.
navigator.clipboard.writeText(link.href).then(() => {
const toast = document.createElement("span");
toast.classList.add("clipboard-confirm");
toast.innerText = "Copied";
link.append(toast);
setTimeout(() => {
toast.remove();
}, 1000);
});
});
header.append(link);
});
}
10 changes: 9 additions & 1 deletion styles/tailwind.css
View file
Open in desktop
Expand Up @@ -115,7 +115,15 @@
@apply p-5 w-guide md:w-guide-md;
}
aside li {
@apply ml-2.5 p-2.5;
@apply ml-2.5;
}

.toc a {
@apply p-2.5 w-full inline-block pl-6;
}

.toc a.active {
@apply bg-yellow text-gray-dark;
}

.toc > ol > li > a {
Expand Down
78 changes: 61 additions & 17 deletions ts/guide-menu.ts
View file
Open in desktop
@@ -1,28 +1,72 @@

function toggle(button: HTMLButtonElement) {
button.classList.toggle("active");
button.classList.toggle("active");
}

function closeSideNav() {
document.getElementById("guide-nav-button")?.classList.remove("active");
document.getElementById("guide-nav-button")?.classList.remove("active");
}

document.querySelectorAll('h2, h3, h4').forEach((header) => {
window.addEventListener("load", loaded);

function loaded() {
const options = {
root: document.querySelector(".sg-container"),
rootMargin: `0px 0px -90% 0px`,
threshold: 0.5,
};

const tocElement = document.querySelector(".toc")!;
const tocAnchors = tocElement.querySelectorAll("a")!;
const headers = document.querySelectorAll("h2, h3, h4");

tocAnchors.forEach((anchor) => {
anchor.addEventListener("click", () => {
tocAnchors.forEach((other) => {
if (other.classList.contains("active")) {
other.classList.remove("active");
}
});
anchor.classList.add("active");
});
});

const observer = new IntersectionObserver((entries, observer) => {
entries.forEach((entry) => {
if (entry.isIntersecting) {
const href = entry.target.getElementsByTagName("a")[0].href;
for (const navItem of tocAnchors) {
if (navItem.classList.contains("active")) {
navItem.classList.remove("active");
}
if (navItem.href === href) {
navItem.classList.add("active");
navItem.scrollIntoView({ behavior: "smooth", block: "center" });
history.pushState({}, document.title, href);
}
}
}
});
}, options);

headers.forEach((header) => {
observer.observe(header);

const link = document.createElement("a");
link.href = "#" + header.id;
link.classList.add('clipboard');
link.classList.add("clipboard");
link.innerText = "📋";
link.addEventListener('click', (event) => {
event.preventDefault(); // do not navigate on click.
navigator.clipboard.writeText(link.href).then(() => {
const toast = document.createElement('span');
toast.classList.add('clipboard-confirm');
toast.innerText = "Copied";
link.append(toast);
setTimeout(() => {
toast.remove();
}, 1000);
});
link.addEventListener("click", (event) => {
event.preventDefault(); // do not navigate on click.
navigator.clipboard.writeText(link.href).then(() => {
const toast = document.createElement("span");
toast.classList.add("clipboard-confirm");
toast.innerText = "Copied";
link.append(toast);
setTimeout(() => {
toast.remove();
}, 1000);
});
});
header.append(link);
});
});
}