Update app.js
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Mark Randall Havens △ The Empathic Technologist ⟁ Doctor Who 42
GitHub
parent
9b61e82745
commit
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1 changed files with 101 additions and 102 deletions
203
public/app.js
203
public/app.js
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@ -1,120 +1,119 @@
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let INDEX, CURRENT_PATH=null, PATH_TO_EL=new Map();
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const treeEl=document.getElementById("tree");
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const mdView=document.getElementById("mdView");
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const iframe=document.getElementById("htmlView");
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const metaLine=document.getElementById("meta");
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const sortSel=document.getElementById("sort");
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const filterSel=document.getElementById("filter");
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const searchBox=document.getElementById("search");
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const prevBtn=document.getElementById("prev");
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const nextBtn=document.getElementById("next");
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let INDEX, CURRENT_PATH = null, PATH_TO_EL = new Map();
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const treeEl = document.getElementById("tree");
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const mdView = document.getElementById("mdView");
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const htmlView = document.getElementById("htmlView");
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const metaLine = document.getElementById("meta");
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const sortSel = document.getElementById("sort");
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const filterSel = document.getElementById("filter");
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const searchBox = document.getElementById("search");
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const prevBtn = document.getElementById("prev");
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const nextBtn = document.getElementById("next");
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async function loadIndex(){
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const res=await fetch("/index.json",{cache:"no-store"});
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INDEX=await res.json();
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async function loadIndex() {
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const res = await fetch("/index.json", { cache: "no-store" });
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INDEX = await res.json();
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populateFilters();
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rebuildTree();
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window.addEventListener("popstate",()=>{const hp=location.hash.slice(2);if(hp)openPath(hp);});
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const init=location.hash.slice(2)||INDEX.flat.sort((a,b)=>b.mtime-a.mtime)[0].path;
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window.addEventListener("popstate", () => { const hp = location.hash.startsWith("#=") ? location.hash.slice(2) : null; if (hp) openPath(hp); });
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const init = location.hash.startsWith("#=") ? location.hash.slice(2) : INDEX.flat.sort((a, b) => b.mtime - a.mtime)[0]?.path;
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openPath(init);
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}
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function populateFilters(){
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const cats=new Set(INDEX.sections);
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filterSel.innerHTML='<option value="all">All</option>';
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for(const c of cats){const o=document.createElement("option");o.value=c;o.textContent=c;filterSel.appendChild(o);}
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}
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function rebuildTree(){
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treeEl.innerHTML="";
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const filter=filterSel.value;
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const sort=sortSel.value;
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const query=searchBox.value.toLowerCase();
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for(const dir of INDEX.tree){
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if(filter!=="all"&&dir.name!==filter)continue;
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treeEl.appendChild(renderNode(dir,sort,query));
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function populateFilters() {
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filterSel.innerHTML = '<option value="all">All</option>';
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for (const cat of INDEX.sections) {
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const opt = document.createElement("option");
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opt.value = opt.textContent = cat;
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filterSel.appendChild(opt);
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}
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}
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function renderNode(node,sort,query){
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if(node.type==="dir"){
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const div=document.createElement("div");
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div.className="dir";div.setAttribute("aria-expanded","false");
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const lbl=document.createElement("span");
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lbl.className="label";lbl.textContent=node.name;
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lbl.addEventListener("click",()=>{
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const idx=node.children.find(c=>/^index\.(md|html)$/.test(c.name));
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if(idx)openPath(idx.path);
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function rebuildTree() {
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treeEl.innerHTML = "";
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PATH_TO_EL.clear();
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const filter = filterSel.value;
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const sort = sortSel.value;
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const query = searchBox.value.trim().toLowerCase();
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const root = { type: "dir", children: INDEX.tree };
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const pruned = filterTree(root, f => (filter === "all" || f.path.split("/")[0] === filter) && (!query || (f.title || f.name).toLowerCase().includes(query)));
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sortDir(pruned, sort);
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for (const c of pruned.children) treeEl.appendChild(renderNode(c));
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treeEl.querySelectorAll(".dir").forEach(d => d.classList.add("open")); // Auto-open tops
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}
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function filterTree(node, keep) {
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if (node.type === "file") return keep(node) ? node : null;
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const kids = node.children.map(c => filterTree(c, keep)).filter(Boolean);
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return kids.length ? { ...node, children: kids } : null;
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}
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function sortDir(node, sort) {
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const cmp = sort === "name" ? (a, b) => a.name.localeCompare(b.name) :
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sort === "old" ? (a, b) => a.mtime - b.mtime : (a, b) => b.mtime - a.mtime;
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node.children.sort((a, b) => (a.type === "dir" && b.type !== "dir") ? -1 : (a.type !== "dir" && b.type === "dir") ? 1 : cmp(a, b));
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node.children.forEach(c => c.type === "dir" && sortDir(c, sort));
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}
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function renderNode(node) {
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if (node.type === "dir") {
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const div = document.createElement("div");
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div.className = "dir";
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div.setAttribute("aria-expanded", "false");
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const lbl = document.createElement("span");
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lbl.className = "label";
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lbl.textContent = node.name || "/";
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lbl.addEventListener("click", () => {
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const idx = node.children.find(c => c.type === "file" && /^index\.(md|html)$/i.test(c.name));
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if (idx) openPath(idx.path);
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else div.classList.toggle("open");
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});
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div.appendChild(lbl);
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const kids=document.createElement("div");kids.className="children";
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const sorted=[...node.children].sort((a,b)=>{
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if(sort==="name")return a.name.localeCompare(b.name);
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return sort==="old"?a.mtime-b.mtime:b.mtime-a.mtime;
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});
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for(const c of sorted){
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if(c.type==="file"){
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if(query&&!c.title.toLowerCase().includes(query))continue;
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const a=document.createElement("a");
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a.className="file";a.textContent=c.title;
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a.addEventListener("click",e=>{e.preventDefault();openPath(c.path);});
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PATH_TO_EL.set(c.path,a);
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kids.appendChild(a);
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}else kids.appendChild(renderNode(c,sort,query));
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}
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const kids = document.createElement("div");
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kids.className = "children";
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node.children.forEach(c => kids.appendChild(renderNode(c)));
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div.appendChild(kids);
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return div;
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}
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return document.createTextNode("");
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const a = document.createElement("a");
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a.className = "file";
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a.innerHTML = `${node.pinned ? '<span class="pin">📌</span>' : ''}${iconForExt(node.ext)} ${node.title} <span class="meta">(${fmtDate(node.mtime)} · ${node.name})</span>`;
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a.addEventListener("click", e => { e.preventDefault(); openPath(node.path); });
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PATH_TO_EL.set(node.path, a);
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return a;
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}
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async function openPath(path){
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if(path===CURRENT_PATH)return;
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CURRENT_PATH=path;
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if(location.hash!==`#=${path}`)history.pushState(null,"",`#=${path}`);
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let f=INDEX.flat.find(x=>x.path===path);
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if(!f){metaLine.textContent="Not found";return;}
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metaLine.textContent=`${f.pinned?"📌 ":""}${new Date(f.mtime).toISOString().slice(0,10)} • ${f.name}`;
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if(f.ext===".md")await renderMarkdown(f.path);
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function iconForExt(ext) { return ext === ".md" ? "📝" : "🧩"; }
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function fmtDate(ms) { return new Date(ms).toISOString().slice(0, 10); }
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function findDir(path) {
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path = path.replace(/\/$/, '');
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function search(node) {
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if (node.type === "dir" && node.path === path) return node;
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for (const c of node.children || []) {
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const found = search(c);
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if (found) return found;
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}
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}
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return search({ children: INDEX.tree });
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}
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async function openPath(path) {
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if (path === CURRENT_PATH) return;
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CURRENT_PATH = path;
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if (location.hash !== `#=${path}`) history.pushState(null, "", `#=${path}`);
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let f = INDEX.flat.find(x => x.path === path);
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if (!f) {
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const dir = findDir(path);
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if (dir) {
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const idx = dir.children.find(c => c.type === "file" && /^index\.(md|html)$/i.test(c.name));
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if (idx) return openPath(idx.path);
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}
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metaLine.textContent = "Path not found: " + path;
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return;
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}
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metaLine.textContent = `${f.pinned ? "📌 " : ""}${fmtDate(f.mtime)} • ${f.name}`;
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if (f.ext === ".md") await renderMarkdown(f.path);
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else renderHTML(f.path);
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setActive(path);
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updatePager();
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if(window.innerWidth<900)document.querySelector(".sidebar").classList.remove("open");
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if (window.innerWidth < 900) document.querySelector(".sidebar").classList.remove("open");
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}
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async function renderMarkdown(path){
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const res=await fetch(path);
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if(!res.ok){mdView.innerHTML="<p>File not found</p>";return;}
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const text=await res.text();
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const html=(window.marked?window.marked.parse(text):text);
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const safe=(window.DOMPurify?window.DOMPurify.sanitize(html):html);
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mdView.innerHTML=safe;
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iframe.style.display="none";mdView.style.display="block";
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}
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function renderHTML(path){
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iframe.src=path;
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iframe.style.display="block";mdView.style.display="none";
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}
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function setActive(path){
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document.querySelectorAll(".file.active").forEach(el=>el.classList.remove("active"));
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const el=PATH_TO_EL.get(path);
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if(el){el.classList.add("active");let p=el.parentElement;while(p&&p!==treeEl){if(p.classList.contains("children"))p.parentElement.classList.add("open");p=p.parentElement;}}
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}
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function updatePager(){
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const list=INDEX.flat.filter(f=>f.ext===".md"||f.ext===".html").sort((a,b)=>b.mtime-a.mtime);
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const i=list.findIndex(x=>x.path===CURRENT_PATH);
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prevBtn.disabled=i<=0;nextBtn.disabled=i>=list.length-1;
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prevBtn.onclick=()=>{if(i>0)openPath(list[i-1].path);};
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nextBtn.onclick=()=>{if(i<list.length-1)openPath(list[i+1].path);};
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}
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let searchTimer;
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searchBox.addEventListener("input",()=>{clearTimeout(searchTimer);searchTimer=setTimeout(rebuildTree,300);});
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sortSel.addEventListener("change",rebuildTree);
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filterSel.addEventListener("change",rebuildTree);
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document.body.addEventListener("click",e=>{
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const a=e.target.closest("a[href]");
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if(!a)return;
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const href=a.getAttribute("href");
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if(href.startsWith("/")&&!href.startsWith("//")&&!a.target){
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e.preventDefault();
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openPath(href.replace(/^\//,""));
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}
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});
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window.addEventListener("DOMContentLoaded",loadIndex);
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async function renderMarkdown(path) {
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const res = await fetch("/" + path);
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if (!res.ok) { mdView.innerHTML = "<p>File not found: " + path + "</p>"; return; }
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const text = await res.text();
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const html = window.marked ? window.marked.parse(text) : text.replace(/&/g, '&').replace(/</g, '<');
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const safe = window.DOMPurify ? window.DOMPurify.sanitize(html) : html;
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mdView.innerHTML = safe
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