barrettruth.com/public/scripts/index.js
2025-05-22 19:03:58 -05:00

126 lines
3 KiB
JavaScript

const TERMINAL_PROMPT = "barrett@ruth:~$ ";
let typing = false;
let clearing = false;
function clearPrompt(delay, callback) {
if (clearing) return;
clearing = true;
const terminalPrompt = document.querySelector(".terminal-prompt");
if (!terminalPrompt) {
clearing = false;
return;
}
const topicLength =
terminalPrompt.innerHTML.length - TERMINAL_PROMPT.length;
let i = 0;
function removeChar() {
if (i++ < topicLength) {
terminalPrompt.textContent = terminalPrompt.textContent.slice(0, -1);
setTimeout(removeChar, delay / topicLength);
} else {
i = 0;
clearing = false;
callback && callback();
}
}
removeChar();
}
function typechars(e) {
e.preventDefault();
const topicElement = e.target;
if (topicElement.classList.contains("active")) return;
if (typing) return;
typing = true;
const topic = topicElement.dataset.topic;
const terminalText = ` /${topic.toLowerCase()}`;
const terminalPrompt = document.querySelector(".terminal-prompt");
const delay =
terminalPrompt.innerHTML.length > TERMINAL_PROMPT.length ? 250 : 500;
const topics = document.querySelectorAll(".topic a");
topics.forEach((t) => {
t.classList.remove("active");
t.style.color = "";
});
topicElement.classList.add("active");
topicElement.style.color = getTopicColor(topic);
clearPrompt(delay, () => {
let i = 0;
function typechar() {
if (i < terminalText.length) {
terminalPrompt.innerHTML += terminalText.charAt(i++);
setTimeout(typechar, delay / terminalText.length);
} else {
renderPosts(topic);
typing = false;
}
}
typechar();
});
}
function renderPosts(topic) {
const posts = document.getElementById("posts");
posts.innerHTML = "";
const categoryPosts = postsByCategory[topic];
if (!categoryPosts) {
return;
}
categoryPosts.forEach((post) => {
const postDiv = document.createElement("div");
postDiv.classList.add("post");
const link = document.createElement("a");
const slug = post.id
.split("/")
.pop()
.replace(/\.mdx?$/, "");
link.href = `/posts/${topic}/${slug}.html`;
link.textContent = post.data.title;
link.style.textDecoration = "underline";
postDiv.appendChild(link);
posts.appendChild(postDiv);
});
}
document.addEventListener("DOMContentLoaded", function () {
const topics = document.querySelectorAll(".topic a");
topics.forEach((topic) => {
topic.addEventListener("click", typechars);
const topicName = topic.dataset.topic;
topic.addEventListener("mouseenter", () => {
const color = window.getTopicColor(topicName);
topic.style.color = color;
});
topic.addEventListener("mouseleave", () => {
if (!topic.classList.contains("active")) {
topic.style.color = "";
}
});
});
window.addEventListener("beforeunload", () => {
const terminalPrompt = document.querySelector(".terminal-prompt");
if (terminalPrompt) {
terminalPrompt.innerHTML = TERMINAL_PROMPT;
}
});
});