OXYGENHUB
# 0468394734e9 oxygenhub / assets / hub.js
49.8 KiB · JavaScript · last changed Draft with Claude proposes a title too (closes #316) 10 days ago source blame history raw
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/* Progressive enhancement only: every page works without this file. */
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(function () {
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  "use strict";
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  /* The band's active tab: the longest link that prefixes the path. */
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     Escape closes it. */
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    m.addEventListener("toggle", function () { if (m.open) closeMenus(m); });
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    document.addEventListener("keydown", function (ev) {
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      var s = document.createElement("script"); s.src = src; s.onload = ok; document.head.appendChild(s);
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  var mds = document.querySelectorAll("textarea.md");
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  /* The Markdown editor in GitLab's manner (oxygenhub#193): a Preview tab,
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     then icon buttons, fullscreen at the far end, and a footer that says
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     Markdown is what it takes. Still a textarea underneath. */
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      ol: svg('<path d="M6.5 4h7M6.5 8h7M6.5 12h7M2 2.5h1v3M2 7.5h1.5L2 9.5h1.5M2 10.5h1.5v3H2M2 12h1.5"/>'),
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      cm.focus();
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    }
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    var toolbar = [b("preview", E.togglePreview, "Preview", null, "Preview"), "|",
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      b("bold", E.toggleBold, "Bold (Ctrl+B)", I.bold), b("italic", E.toggleItalic, "Italic (Ctrl+I)", I.italic), b("strikethrough", E.toggleStrikethrough, "Strikethrough", I.strike), b("heading", E.toggleHeadingSmaller, "Heading", I.heading), "|",
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      b("unordered-list", E.toggleUnorderedList, "Bullet list", I.ul), b("ordered-list", E.toggleOrderedList, "Numbered list", I.ol), b("task-list", task, "Task list", I.task), b("table", E.drawTable, "Table", I.table), "|",
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      b("fullscreen", E.toggleFullScreen, "Fullscreen", I.full)];
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        placeholder: t.getAttribute("placeholder") || "Write in Markdown…", minHeight: "120px", sideBySideFullscreen: false });
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      var c = t._mde.element.parentNode.querySelector(".EasyMDEContainer") || t.nextElementSibling;
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      if (c && c.classList.contains("EasyMDEContainer")) {
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        var f = document.createElement("div");
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        f.className = "mde-foot small mute";
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        f.innerHTML = '<span>Markdown supported</span><span class="mde-md" title="Markdown" aria-hidden="true">M↓</span>';
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  });
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  /* Mermaid diagrams (```mermaid blocks in Markdown): drawn by the hub's own
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     copy of Mermaid, loaded only on pages that have one, in strict mode (no
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     scripts or HTML from the diagram), in the page's theme. A diagram that
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     does not parse stays as its source, with Mermaid's reason under it. */
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  var diagrams = document.querySelectorAll("pre > code.language-mermaid");
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    m.initialize({ startOnLoad: false, securityLevel: "strict", suppressErrorRendering: true, theme: dark ? "dark" : "default" });
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        var fig = document.createElement("figure");
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        fig.className = "mermaid-diagram";
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        fig.innerHTML = r.svg;
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        fig.setAttribute("aria-label", "Diagram");
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        pre.replaceWith(fig);
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      }).catch(function (e) {
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        var note = document.createElement("p");
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        note.className = "small warn";
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        note.textContent = "This diagram could not be drawn: " + ((e && e.message) || e);
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        pre.after(note);
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      });
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     frame grows to fit; the frame is told the theme, at start and on a
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     change. Only messages from the frame itself are taken. */
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  };
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    frames.forEach(function (f) {
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      if (e.source !== f.contentWindow) return;
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      var r = e.data && e.data.oxygenhubReport;
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     screen, report.history(dataset) that file of data/ across the runs,
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     oldest first. Answered only to the frame itself, from the files of
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     this report's own runs. */
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      var meta = function (r) { return { run: r.run, bookmark: r.bookmark, created_ms: r.created_ms, summary: r.summary, current: r.id === current }; };
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     Play steps on by itself at the chosen speed, carried in the URL. */
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          add(r, r);
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        document.cookie = "diff=" + mode + "; path=/; max-age=31536000; samesite=lax";
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      a.addEventListener("click", function (ev) {
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        ev.preventDefault();
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        var files = document.querySelectorAll("details.file-diff"), anyOpen = [].some.call(files, function (d) { return d.open; });
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        files.forEach(function (d) { d.open = !anyOpen; });
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    apply(cookieMode);
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    b.addEventListener("click", function () {
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      navigator.clipboard.writeText(b.getAttribute("data-copy")).then(function () {
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        var t = b.textContent; b.textContent = "copied"; setTimeout(function () { b.textContent = t; }, 1200);
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  });
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  if (tree) {
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    var paths = [].map.call(tree.querySelectorAll("tr[data-path]"), function (r) { return r.getAttribute("data-path"); });
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      fetch(tree.getAttribute("data-last") + "?paths=" + encodeURIComponent(paths.join(",")), { credentials: "same-origin" })
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        .then(function (r) { return r.json(); })
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        .then(function (rows) {
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          rows.forEach(function (c) {
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            var tr = tree.querySelector('tr[data-path="' + CSS.escape(c.path) + '"]');
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    bar.setAttribute("data-range", a + "-" + b);
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  }
356 
  function flash(btn) { var t = btn.textContent; btn.textContent = "Copied"; setTimeout(function () { btn.textContent = t; }, 1200); }
357 
  if (bar) {
358 
    bar.querySelector("[data-copy-lines]").addEventListener("click", function (ev) {
359 
      var r = bar.getAttribute("data-range").split("-"), out = [];
360 
      for (var i = +r[0]; i <= +r[1]; i++) { var row = document.getElementById("L" + i); if (row) out.push(row.querySelector("td.t").textContent); }
361 
      navigator.clipboard.writeText(out.join("\n") + "\n").then(function () { flash(ev.target); });
362 
    });
363 
    var pl = bar.querySelector("[data-copy-permalink]");
364 
    if (pl) pl.addEventListener("click", function () {
365 
      navigator.clipboard.writeText(new URL(document.body.getAttribute("data-permalink"), location.href).href + location.hash).then(function () { flash(pl); });
366 
    });
367 
  }
368 
  function permalink() { var p = document.body.getAttribute("data-permalink"); return p ? p + location.hash : null; }
369 
  window.addEventListener("hashchange", mark);
370 
  mark();
371 
  document.querySelectorAll("table.code td.n").forEach(function (td) {
372 
    td.addEventListener("click", function (e) {
373 
      var n = td.parentNode.id;
374 
      if (e.shiftKey && location.hash.match(/^#L(\d+)/)) location.hash = location.hash.replace(/^#(L\d+).*/, "$1-" + n);
375 
      else location.hash = n;
376 
    });
377 
  });
378
379 
  /* Flow run page: statuses and new log lines while the run is live. */
380 
  var liveUrl = document.body.getAttribute("data-flow-live");
381 
  if (liveUrl) {
382 
    var tick = function () {
383 
      var after = [].map.call(document.querySelectorAll("details[data-job]"), function (d) {
384 
        return d.getAttribute("data-job") + ":" + d.querySelector("[data-log]").getAttribute("data-seq");
385 
      }).join(",");
386 
      fetch(liveUrl + "?after=" + after, { headers: { accept: "application/json" } })
387 
        .then(function (r) { return r.json(); })
388 
        .then(function (s) {
389 
          s.jobs.forEach(function (j) {
390 
            var cls = "st-" + j.status;
391 
            var node = document.querySelector("[data-job-node='" + j.id + "']");
392 
            if (node) {
393 
              node.setAttribute("class", "node " + cls);
394 
              node.querySelector("[data-glyph]").textContent = j.glyph;
395 
              node.querySelector("[data-meta]").textContent = j.status + " · " + j.duration;
396 
            }
397 
            var d = document.querySelector("details[data-job='" + j.id + "']");
398 
            if (!d) return;
399 
            d.className = "panel flow-job " + cls;
400 
            var g = d.querySelector("summary [data-glyph]");
401 
            g.className = "flow-glyph " + cls; g.textContent = j.glyph;
402 
            d.querySelector("summary [data-meta]").textContent = j.status + (j.exit_code !== null ? " · exit " + j.exit_code : "") + " · " + j.duration;
403 
            if (j.status === "running" || j.status === "failed") d.open = true;
404 
            // Once it has left the queue, it no longer waits (#282).
405 
            if (j.status !== "queued") [].forEach.call(d.querySelectorAll("[data-queued-note]"), function (p) { p.remove(); });
406 
            var log = d.querySelector("[data-log]");
407 
            var stick = log.scrollTop + log.clientHeight >= log.scrollHeight - 4;
408 
            j.lines.forEach(function (l) {
409 
              var ln = document.createElement("span"); ln.className = "ln s-" + l.stream;
410 
              var t = document.createElement("span"); t.className = "t"; t.textContent = (l.t / 1000).toFixed(1) + "s";
411 
              ln.appendChild(t); ln.appendChild(document.createTextNode(l.text));
412 
              log.appendChild(ln); log.appendChild(document.createTextNode("\n"));
413 
              log.setAttribute("data-seq", l.seq);
414 
            });
415 
            if (stick && j.lines.length) log.scrollTop = log.scrollHeight;
416 
          });
417 
          var st = document.querySelector("[data-run-status]"); if (st) st.textContent = s.status;
418 
          if (s.live) setTimeout(tick, 1500); else setTimeout(function () { location.reload(); }, 800);
419 
        })
420 
        .catch(function () { setTimeout(tick, 5000); });
421 
    };
422 
    setTimeout(tick, 1500);
423 
  }
424
425 
  /* Keyboard: / focuses search; g c / g p / g i jump; ? shows the sheet. */
426 
  var pending = null;
427 
  document.addEventListener("keydown", function (e) {
428 
    if (e.target && /^(INPUT|TEXTAREA|SELECT)$/.test(e.target.tagName)) return;
429 
    if (e.key === "/") { var s = document.querySelector("input[name=q]"); if (s) { e.preventDefault(); s.focus(); } return; }
430 
    if (e.key === "y" && !e.ctrlKey && !e.metaKey && !e.altKey && permalink()) { history.replaceState(null, "", permalink()); pending = null; return; }
431 
    if (e.key === "?") { var k = document.getElementById("keys"); if (k) k.hidden = !k.hidden; return; }
432 
    var repo = document.body.getAttribute("data-repo");
433 
    if (pending === "g" && repo) {
434 
      var to = { c: "", p: "/proposals", i: "/issues", h: "/changes/" + (document.body.getAttribute("data-ref") || "main"), b: "/bookmarks", t: "/trust" }[e.key];
435 
      if (to !== undefined) location.href = repo + to;
436 
      pending = null; return;
437 
    }
438 
    pending = e.key === "g" ? "g" : null;
439 
  });
440
441 
  // Live conflict resolution (hub spec §6.10): who else is resolving this
442 
  // conflict, their choices region by region (the last one wins), and the
443 
  // resolution when someone commits it.
444 
  var live = document.querySelector("[data-resolve-live]");
445 
  if (live && window.EventSource && window.fetch) {
446 
    var url = live.getAttribute("data-resolve-live"), csrf = live.getAttribute("data-csrf");
447 
    var client = Math.random().toString(36).slice(2) + Date.now().toString(36);
448 
    var present = document.querySelector("[data-live-present]"), landed = document.querySelector("[data-live-landed]");
449 
    var applying = false;
450 
    var fieldsOf = function (region) {
451 
      return region === "keep"
452 
        ? { radios: live.querySelectorAll('input[name="keep"]'), text: null }
453 
        : { radios: live.querySelectorAll('input[name="r' + region + '"]'), text: live.querySelector('textarea[name="t' + region + '"]') };
454 
    };
455 
    var apply = function (region, c) {
456 
      var f = fieldsOf(region);
457 
      applying = true;
458 
      f.radios.forEach(function (r) { r.checked = r.value === c.choice; });
459 
      if (f.text && c.choice === "text") f.text.value = c.text;
460 
      applying = false;
461 
      var sec = f.radios.length ? f.radios[0].closest("section") : null;
462 
      if (sec) sec.setAttribute("title", "chosen by " + c.by);
463 
    };
464 
    var send = function (region, choice, text) {
465 
      fetch(url, { method: "POST", headers: { "content-type": "application/json" }, credentials: "same-origin",
466 
        body: JSON.stringify({ _csrf: csrf, client: client, region: region, choice: choice, text: text || "" }) });
467 
    };
468 
    var timers = {};
469 
    live.addEventListener("change", function (ev) {
470 
      var t = ev.target;
471 
      if (applying || !t.name || t.type !== "radio") return;
472 
      var region = t.name === "keep" ? "keep" : t.name.slice(1);
473 
      var ta = live.querySelector('textarea[name="t' + region + '"]');
474 
      send(region, t.value, t.value === "text" && ta ? ta.value : "");
475 
    });
476 
    live.addEventListener("input", function (ev) {
477 
      var t = ev.target;
478 
      if (applying || t.tagName !== "TEXTAREA") return;
479 
      var region = t.name.slice(1);
480 
      live.querySelectorAll('input[name="r' + region + '"]').forEach(function (r) { r.checked = r.value === "text"; });
481 
      clearTimeout(timers[region]);
482 
      timers[region] = setTimeout(function () { send(region, "text", t.value); }, 400);
483 
    });
484 
    var es = new EventSource(url + "?client=" + encodeURIComponent(client));
485 
    var showPresent = function (names) {
486 
      present.hidden = names.length < 2;
487 
      present.textContent = "Resolving together: " + names.join(", ") + ". Choices are shared as you make them; the last choice for a conflict wins.";
488 
    };
489 
    es.addEventListener("snapshot", function (e) {
490 
      var d = JSON.parse(e.data);
491 
      showPresent(d.present);
492 
      Object.keys(d.choices).forEach(function (r) { apply(r, d.choices[r]); });
493 
      if (d.keep) apply("keep", d.keep);
494 
    });
495 
    es.addEventListener("presence", function (e) { showPresent(JSON.parse(e.data).present); });
496 
    es.addEventListener("choice", function (e) {
497 
      var d = JSON.parse(e.data);
498 
      if (d.client !== client) apply(d.region, d.choice);
499 
    });
500 
    es.addEventListener("landed", function (e) {
501 
      var d = JSON.parse(e.data);
502 
      es.close();
503 
      landed.hidden = false;
504 
      landed.textContent = "";
505 
      landed.appendChild(document.createTextNode(d.by + " committed the resolution: "));
506 
      var a = document.createElement("a");
507 
      a.href = d.url;
508 
      a.textContent = "see the change";
509 
      landed.appendChild(a);
510 
      live.querySelectorAll("input, textarea, button").forEach(function (x) { x.disabled = true; });
511 
    });
512 
  }
513
514 
  // Swimlanes of a proposal's bookmark (hub spec §6.7): drag a change onto
515 
  // another to plan a squash or a rebase. The hub only writes the plan;
516 
  // the author's client carries it out and signs it.
517 
  var plan = document.querySelector("[data-plan]");
518 
  if (plan && window.fetch) {
519 
    var panel = document.querySelector("[data-plan-panel]"), from = null, moved = false;
520 
    plan.querySelectorAll("[data-change]").forEach(function (a) {
521 
      a.style.cursor = "grab";
522 
      a.addEventListener("pointerdown", function (ev) { from = a.getAttribute("data-change"); moved = false; ev.preventDefault(); });
523 
      a.addEventListener("pointermove", function () { if (from) moved = true; });
524 
      a.addEventListener("click", function (ev) { if (moved) ev.preventDefault(); });
525 
    });
526 
    document.addEventListener("pointerup", function (ev) {
527 
      var start = from;
528 
      from = null;
529 
      if (!start) return;
530 
      var el = document.elementFromPoint(ev.clientX, ev.clientY), onto = el && el.closest ? el.closest("[data-change]") : null;
531 
      if (!onto || onto.getAttribute("data-change") === start) return;
532 
      var body = new URLSearchParams({ _csrf: plan.getAttribute("data-csrf"), change: start, target: onto.getAttribute("data-change") });
533 
      fetch(plan.getAttribute("data-plan"), { method: "POST", credentials: "same-origin", body: body })
534 
        .then(function (r) { return r.json(); })
535 
        .then(function (d) {
536 
          panel.hidden = false;
537 
          panel.textContent = "";
538 
          if (d.error) { panel.textContent = d.error; return; }
539 
          d.options.forEach(function (o) {
540 
            var p = document.createElement("p");
541 
            p.appendChild(document.createTextNode(o.summary + " "));
542 
            var a = document.createElement("a");
543 
            a.href = o.vscode;
544 
            a.textContent = "Apply in VS Code";
545 
            p.appendChild(a);
546 
            var code = document.createElement("pre");
547 
            code.className = "snippet";
548 
            code.textContent = o.command;
549 
            panel.appendChild(p);
550 
            panel.appendChild(code);
551 
          });
552 
        });
553 
    });
554 
  }
555
556 
  /* Sidebar menus (oxygenhub#82): type to filter a menu's items; a click
557 
     outside an open menu closes it. */
558 
  document.querySelectorAll("[data-menu-filter]").forEach(function (input) {
559 
    var items = input.closest(".menu-pop").querySelectorAll(".menu-item");
560 
    input.addEventListener("input", function () {
561 
      var q = input.value.trim().toLowerCase();
562 
      items.forEach(function (it) { it.hidden = q !== "" && it.textContent.toLowerCase().indexOf(q) < 0; });
563 
    });
564 
  });
565 
  document.querySelectorAll("details.menu").forEach(function (d) {
566 
    d.addEventListener("toggle", function () {
567 
      var f = d.querySelector("[data-menu-filter]");
568 
      if (d.open && f) f.focus();
569 
    });
570 
  });
571 
  document.addEventListener("click", function (ev) {
572 
    document.querySelectorAll("details.menu[open]").forEach(function (d) { if (!d.contains(ev.target)) d.open = false; });
573 
  });
574
575 
  /* ··· menus: copy a link to a part of the page, or some text. */
576 
  function copied(btn, text) {
577 
    if (navigator.clipboard) navigator.clipboard.writeText(text).then(function () {
578 
      var was = btn.textContent; btn.textContent = "Copied"; setTimeout(function () { btn.textContent = was; }, 1200);
579 
    });
580 
    var d = btn.closest("details"); if (d) d.open = false;
581 
  }
582 
  document.querySelectorAll("[data-copy-link]").forEach(function (b) {
583 
    b.addEventListener("click", function () { copied(b, location.origin + location.pathname + location.search + b.getAttribute("data-copy-link")); });
584 
  });
585 
  document.querySelectorAll("[data-copy-text]").forEach(function (b) {
586 
    b.addEventListener("click", function () { copied(b, b.getAttribute("data-copy-text")); });
587 
  });
588 
  document.querySelectorAll('.menu-actions a[href^="#"]').forEach(function (a) {
589 
    a.addEventListener("click", function () { var d = a.closest("details"); if (d) d.open = false; });
590 
  });
591
592 
  /* Settings pages: a form posts and the page comes back from the top.
593 
     Remember which section's form was sent, and on the same page's next
594 
     load scroll back to it, bringing the notice along. */
595 
  document.addEventListener("submit", function (e) {
596 
    var sec = e.target.closest ? e.target.closest("section[id], form[id], details[id], div[id]") : null;
597 
    if (!sec || !sec.id) return;
598 
    try { sessionStorage.setItem("oxy-return", location.pathname + "#" + sec.id); } catch (err) { /* private mode */ }
599 
  });
600 
  try {
601 
    var back = sessionStorage.getItem("oxy-return");
602 
    if (back && back.indexOf(location.pathname + "#") === 0) {
603 
      sessionStorage.removeItem("oxy-return");
604 
      var target = document.getElementById(back.split("#")[1]);
605 
      if (target) {
606 
        var flash = document.querySelector("main > .note, main > .error, .sections > .note, .sections > .error");
607 
        if (flash && !target.contains(flash)) target.parentNode.insertBefore(flash, target);
608 
        target.scrollIntoView({ block: "start" });
609 
      }
610 
    }
611 
  } catch (err) { /* no storage: nothing to restore */ }
612
613 
  /* Working (#142): on a repository whose store is remote, a land or a
614 
     page can take seconds. A pressed button says what it is doing, with
615 
     the CLI's spinner, and ignores a second press; a navigation that takes
616 
     more than a moment spins the Oxygen mark's rings, in the header and
617 
     beside the pointer. A quick page shows none of it. */
618 
  var SPIN = ["⠋", "⠙", "⠹", "⠸", "⠼", "⠴", "⠦", "⠧", "⠇", "⠏"];
619 
  var waitTimer = 0, spinTimer = 0, pointer = null, mark = null;
620 
  document.addEventListener("pointermove", function (e) {
621 
    pointer = e.pointerType === "mouse" ? { x: e.clientX, y: e.clientY } : null;
622 
    if (mark && pointer) place();
623 
  }, { passive: true });
624 
  function place() {
625 
    if (pointer) { mark.style.left = pointer.x + 14 + "px"; mark.style.top = pointer.y + 14 + "px"; mark.classList.remove("corner"); }
626 
    else mark.classList.add("corner");
627 
  }
628 
  function waiting() {
629 
    clearTimeout(waitTimer);
630 
    waitTimer = setTimeout(function () {
631 
      if (!mark) {
632 
        var logo = document.querySelector("header .brand svg");
633 
        mark = document.createElement("div");
634 
        mark.className = "oxy-wait-mark";
635 
        mark.setAttribute("role", "status");
636 
        mark.setAttribute("aria-label", "Working");
637 
        if (logo) mark.appendChild(logo.cloneNode(true));
638 
        document.body.appendChild(mark);
639 
      }
640 
      place();
641 
      document.documentElement.classList.add("oxy-wait");
642 
    }, 300);
643 
  }
644 
  function busy(button, form) {
645 
    if (!button) return;
646 
    var label = button.getAttribute("data-busy") || button.textContent.trim();
647 
    button.dataset.idle = button.innerHTML;
648 
    button.style.minWidth = button.offsetWidth + "px";
649 
    button.textContent = label + " ";
650 
    var glyph = document.createElement("span");
651 
    glyph.className = "oxy-spin";
652 
    glyph.setAttribute("aria-hidden", "true");
653 
    glyph.textContent = SPIN[0];
654 
    button.appendChild(glyph);
655 
    button.setAttribute("aria-busy", "true");
656 
    var i = 0;
657 
    clearInterval(spinTimer);
658 
    spinTimer = setInterval(function () { glyph.textContent = SPIN[++i % SPIN.length]; }, 80);
659 
    /* Disabled only after the form's data is gathered, so the button's
660 
       own name and value still go with it. */
661 
    setTimeout(function () { button.disabled = true; }, 0);
662 
    form.dataset.sending = "1";
663 
  }
664 
  document.addEventListener("submit", function (e) {
665 
    var form = e.target;
666 
    if (form.dataset.sending) { e.preventDefault(); return; }
667 
    if (e.defaultPrevented || (form.target && form.target !== "_self")) return;
668 
    if ((form.getAttribute("method") || "get").toLowerCase() === "post") {
669 
      busy(e.submitter || form.querySelector("button[type=submit], button:not([type])"), form);
670 
    }
671 
    waiting();
672 
  });
673 
  document.addEventListener("click", function (e) {
674 
    if (e.defaultPrevented || e.button !== 0 || e.metaKey || e.ctrlKey || e.shiftKey || e.altKey) return;
675 
    var a = e.target.closest ? e.target.closest("a[href]") : null;
676 
    if (!a || a.hasAttribute("download") || (a.target && a.target !== "_self")) return;
677 
    var url = new URL(a.href, location.href);
678 
    if (url.origin !== location.origin) return;
679 
    if (url.pathname === location.pathname && url.search === location.search && url.hash) return;
680 
    waiting();
681 
  });
682 
  /* Back to a page the browser kept: it is not working any more. */
683 
  window.addEventListener("pageshow", function (e) {
684 
    if (!e.persisted) return;
685 
    clearTimeout(waitTimer);
686 
    clearInterval(spinTimer);
687 
    document.documentElement.classList.remove("oxy-wait");
688 
    document.querySelectorAll("[aria-busy=true][data-idle]").forEach(function (b) {
689 
      b.innerHTML = b.dataset.idle;
690 
      b.disabled = false;
691 
      b.removeAttribute("aria-busy");
692 
      b.style.minWidth = "";
693 
      if (b.form) delete b.form.dataset.sending;
694 
    });
695 
  });
696
697 
  /* AI assistants (#109): a provider fills the name, endpoint and API;
698 
     List models asks the endpoint what it offers and fills the model
699 
     field's suggestions. Without this script, both are typed by hand. */
700 
  document.querySelectorAll("[data-preset-select]").forEach(function (sel) {
701 
    var form = sel.form;
702 
    function apply() {
703 
      var o = sel.options[sel.selectedIndex];
704 
      if (!o || !o.value) return;
705 
      var name = form.querySelector("[name=name]"), ep = form.querySelector("[name=endpoint]"), api = form.querySelector("[name=api]");
706 
      name.placeholder = o.dataset.name; ep.value = o.dataset.endpoint; api.value = o.dataset.api;
707 
    }
708 
    sel.addEventListener("change", apply);
709 
    apply();
710 
  });
711 
  document.querySelectorAll("[data-list-models]").forEach(function (b) {
712 
    b.addEventListener("click", function () {
713 
      var form = b.form, input = document.getElementById(b.dataset.for);
714 
      var list = document.getElementById(b.dataset.for + "-list"), note = document.querySelector("[data-models-note='" + b.dataset.for + "']");
715 
      var body = new URLSearchParams();
716 
      body.set("_csrf", b.dataset.csrf);
717 
      ["endpoint", "api", "token", "preset"].forEach(function (k) { var el = form.querySelector("[name=" + k + "]"); if (el) body.set(k, el.value); });
718 
      if (b.dataset.id) body.set("id", b.dataset.id);
719 
      if (note) note.textContent = "Asking the provider…";
720 
      fetch(b.dataset.listModels, { method: "POST", body: body, credentials: "same-origin" })
721 
        .then(function (r) { return r.json(); })
722 
        .then(function (j) {
723 
          if (j.models) {
724 
            list.innerHTML = "";
725 
            j.models.forEach(function (m) { var o = document.createElement("option"); o.value = m; list.appendChild(o); });
726 
            if (note) note.textContent = j.models.length + " models: pick one in the Model field.";
727 
            input.focus();
728 
          } else if (note) {
729 
            note.textContent = "No list: " + (j.error || "unknown") + ". Type the model's name.";
730 
          }
731 
        })
732 
        .catch(function () { if (note) note.textContent = "The hub could not ask; type the model's name."; });
733 
    });
734 
  });
735 
})();
736
737 
// Live pages (docs/live.md, oxygenhub#204): elements marked
738 
// data-live="<topic>" data-fragment="<name>" are fetched again from this
739 
// page's own route (?fragment=<name>) when the hub says their topic
740 
// changed, and swapped in. Someone typing inside one is not interrupted:
741 
// it is refreshed when they leave it. Without JavaScript or a stream the
742 
// page is as it was; a reload shows everything.
743 
(function () {
744 
  var marked = document.querySelectorAll("[data-live][data-fragment]");
745 
  if (!marked.length || !window.EventSource || !window.fetch) return;
746 
  var topics = {};
747 
  // data-live may name several topics, separated by spaces.
748 
  var topicsOf = function (el) { return el.getAttribute("data-live").split(/\s+/).filter(Boolean); };
749 
  Array.prototype.forEach.call(marked, function (el) { topicsOf(el).forEach(function (t) { topics[t] = true; }); });
750 
  var busy = {};
751 
  var typingIn = function (el) {
752 
    var a = document.activeElement;
753 
    return a && el.contains(a) && (a.tagName === "TEXTAREA" || (a.tagName === "INPUT" && a.type !== "hidden")) && a.value;
754 
  };
755 
  var refresh = function (el) {
756 
    var name = el.getAttribute("data-fragment");
757 
    if (busy[name]) return;
758 
    if (typingIn(el)) {
759 
      el.addEventListener("focusout", function again() {
760 
        el.removeEventListener("focusout", again);
761 
        setTimeout(function () { refresh(el); }, 0);
762 
      });
763 
      return;
764 
    }
765 
    busy[name] = true;
766 
    var url = new URL(location.href);
767 
    url.searchParams.set("fragment", name);
768 
    fetch(url.toString(), { credentials: "same-origin", headers: { "X-Fragment": name } })
769 
      .then(function (r) { return r.ok ? r.text() : null; })
770 
      .then(function (html) {
771 
        busy[name] = false;
772 
        if (html !== null && !typingIn(el)) el.innerHTML = html;
773 
      })
774 
      .catch(function () { busy[name] = false; });
775 
  };
776 
  var es = new EventSource("/live?topics=" + encodeURIComponent(Object.keys(topics).join(",")));
777 
  es.addEventListener("change", function (e) {
778 
    var d;
779 
    try { d = JSON.parse(e.data); } catch (err) { return; }
780 
    Array.prototype.forEach.call(marked, function (el) {
781 
      if (topicsOf(el).indexOf(d.topic) >= 0) refresh(el);
782 
    });
783 
  });
784 
  // Missed more than the hub keeps: everything marked is fetched again.
785 
  es.addEventListener("reload", function () {
786 
    Array.prototype.forEach.call(marked, refresh);
787 
  });
788 
})();
789
790 
/* Insights (oxygenhub#257): a part marked data-refresh="SECONDS"
791 
   data-fragment="NAME" is fetched again on that interval while the page is
792 
   visible, and swapped in place; never while someone is using a control in
793 
   it. Without this file the page is a snapshot; a reload updates it. */
794 
(function () {
795 
  "use strict";
796 
  var parts = document.querySelectorAll("[data-refresh][data-fragment]");
797 
  if (!parts.length || !window.fetch || !window.DOMParser) return;
798 
  var every = Math.max(10, parseInt(parts[0].getAttribute("data-refresh"), 10) || 30) * 1000;
799 
  var busy = false;
800 
  var inUse = function (el) {
801 
    var a = document.activeElement;
802 
    return a && el.contains(a) && /^(SELECT|INPUT|TEXTAREA)$/.test(a.tagName);
803 
  };
804 
  var tick = function () {
805 
    if (busy || document.hidden) return;
806 
    busy = true;
807 
    fetch(location.href, { credentials: "same-origin", headers: { "X-Fragment": "page" } })
808 
      .then(function (r) { return r.ok ? r.text() : null; })
809 
      .then(function (html) {
810 
        busy = false;
811 
        if (html === null) return;
812 
        var doc = new DOMParser().parseFromString(html, "text/html");
813 
        Array.prototype.forEach.call(parts, function (el) {
814 
          if (inUse(el)) return;
815 
          var fresh = doc.querySelector('[data-fragment="' + el.getAttribute("data-fragment") + '"]');
816 
          if (fresh) el.innerHTML = fresh.innerHTML;
817 
        });
818 
      })
819 
      .catch(function () { busy = false; });
820 
  };
821 
  setInterval(tick, every);
822 
  document.addEventListener("visibilitychange", function () { if (!document.hidden) tick(); });
823 
})();
824
825 
/* Drafting with an assistant (oxygenhub#248): the draft is streamed into
826 
   the description as it is written, so a long one is neither cut off by a
827 
   proxy nor waited for in silence. Without this file the button posts the
828 
   form and the page comes back with the draft. */
829 
(function () {
830 
  "use strict";
831 
  if (!window.fetch || !window.TextDecoder || !window.URLSearchParams) return;
832 
  document.querySelectorAll("button.agent-btn[data-stream]").forEach(function (btn) {
833 
    btn.addEventListener("click", function (e) {
834 
      var form = btn.form, area = form && form.querySelector('textarea[name="body"]');
835 
      if (!form || !area) return;
836 
      e.preventDefault();
837 
      function get() { return area._mde ? area._mde.value() : area.value; }
838 
      function show(t) { if (area._mde) area._mde.value(t); else area.value = t; }
839 
      // A new proposal's draft begins with its title line (#316): kept out
840 
      // of the description, and put in the title unless the person wrote one.
841 
      var titleField = form.querySelector('input[name="title"]');
842 
      function untitled(t) { return t.replace(/^\s*title:[^\n]*(\n\s*|$)/i, ""); }
843 
      var before = get(), text = "";
844 
      var box = (area._mde && area.parentNode.querySelector(".EasyMDEContainer")) || area;
845 
      var note = form.querySelector(".draft-note");
846 
      if (!note) { note = document.createElement("p"); note.className = "draft-note small mute"; box.parentNode.insertBefore(note, box.nextSibling); }
847 
      note.textContent = btn.value + " is drafting the description…";
848 
      var buttons = form.querySelectorAll("button.agent-btn");
849 
      buttons.forEach(function (b) { b.disabled = true; });
850 
      var data = new URLSearchParams(new FormData(form));
851 
      data.set("assistant", btn.value);
852 
      var finished = false;
853 
      function end(message, keep) { finished = true; if (!keep) show(before); note.textContent = message; }
854 
      fetch(btn.dataset.stream, { method: "POST", body: data, credentials: "same-origin" })
855 
        .then(function (r) {
856 
          if (!r.ok || !r.body) throw new Error("the hub answered " + r.status);
857 
          var reader = r.body.getReader(), dec = new TextDecoder(), buf = "";
858 
          function pump() {
859 
            return reader.read().then(function (res) {
860 
              if (res.done) { if (!finished) end(btn.value + " stopped before finishing.", text !== ""); return; }
861 
              buf += dec.decode(res.value, { stream: true });
862 
              var i;
863 
              while ((i = buf.indexOf("\n\n")) >= 0) {
864 
                var block = buf.slice(0, i), kind = "message", payload = "";
865 
                buf = buf.slice(i + 2);
866 
                block.split("\n").forEach(function (l) {
867 
                  if (l.indexOf("event:") === 0) kind = l.slice(6).trim();
868 
                  else if (l.indexOf("data:") === 0) payload += l.slice(5).trim();
869 
                });
870 
                if (!payload) continue;
871 
                var v;
872 
                try { v = JSON.parse(payload); } catch (_) { continue; }
873 
                if (kind === "part") { text += v; show(untitled(text)); }
874 
                else if (kind === "title") {
875 
                  if (titleField && (!titleField.value.trim() || titleField.value === titleField.defaultValue)) titleField.value = v;
876 
                }
877 
                else if (kind === "done") { show(v); end("Drafted by " + btn.value + "; nothing is saved until you save the proposal.", true); return; }
878 
                else if (kind === "error") { end(v, false); return; }
879 
              }
880 
              return pump();
881 
            });
882 
          }
883 
          return pump();
884 
        })
885 
        .catch(function (err) { end(btn.value + " did not answer: " + err.message + ".", false); })
886 
        .then(function () { buttons.forEach(function (b) { b.disabled = false; }); });
887 
    });
888 
  });
889 
  /* Declared in data- attributes, so pages carry no inline handlers and
890 
     the Content-Security-Policy can be enforced (oxygenhub#227):
891 
     data-confirm asks before a click or a form's submit goes ahead;
892 
     data-autosubmit sends a select's form when it changes; data-select
893 
     selects a field's text when it is focused or clicked. */
894 
  document.addEventListener("click", function (e) {
895 
    var el = e.target.closest && e.target.closest("[data-confirm]");
896 
    if (el && el.tagName !== "FORM" && !window.confirm(el.getAttribute("data-confirm"))) {
897 
      e.preventDefault();
898 
      e.stopImmediatePropagation();
899 
    }
900 
  }, true);
901 
  document.addEventListener("submit", function (e) {
902 
    var f = e.target;
903 
    if (f.hasAttribute && f.hasAttribute("data-confirm") && !window.confirm(f.getAttribute("data-confirm"))) e.preventDefault();
904 
  }, true);
905 
  document.addEventListener("change", function (e) {
906 
    var el = e.target;
907 
    if (el.hasAttribute && el.hasAttribute("data-autosubmit") && el.form) el.form.submit();
908 
  });
909 
  function selectAll(e) {
910 
    var el = e.target;
911 
    if (el.hasAttribute && el.hasAttribute("data-select") && el.select) el.select();
912 
  }
913 
  document.addEventListener("focusin", selectAll);
914 
  document.addEventListener("click", selectAll);
915
916 
  /* Mail panel (oxygenhub#181): show the fields the chosen service asks. */
917 
  (function () {
918 
    var sel = document.querySelector("[data-mail-service]");
919 
    if (!sel) return;
920 
    var show = function () {
921 
      document.querySelectorAll(".mail-panel [data-for]").forEach(function (el) {
922 
        el.hidden = el.getAttribute("data-for").split(" ").indexOf(sel.value) < 0;
923 
      });
924 
    };
925 
    sel.addEventListener("change", show);
926 
    show();
927 
  })();
928
929 
  /* Drops (oxygenhub#279): add and remove file rows on the drop form.
930 
     Without this file the form has its rows and one empty one; more come
931 
     by saving and editing again. */
932 
  (function () {
933 
    var list = document.querySelector("[data-drop-files]");
934 
    var add = document.querySelector("[data-drop-add]");
935 
    if (!list || !add) return;
936 
    function wire(row) {
937 
      var rm = row.querySelector("[data-drop-remove]");
938 
      if (!rm) return;
939 
      rm.hidden = false;
940 
      rm.addEventListener("click", function () {
941 
        if (list.querySelectorAll("[data-drop-file]").length > 1) row.remove();
942 
        else row.querySelectorAll("input, textarea").forEach(function (f) { f.value = ""; });
943 
      });
944 
    }
945 
    list.querySelectorAll("[data-drop-file]").forEach(wire);
946 
    add.hidden = false;
947 
    add.addEventListener("click", function () {
948 
      var rows = list.querySelectorAll("[data-drop-file]");
949 
      var row = rows[rows.length - 1].cloneNode(true);
950 
      row.querySelectorAll("input, textarea").forEach(function (f) { f.value = ""; f.textContent = ""; });
951 
      list.appendChild(row);
952 
      wire(row);
953 
      row.querySelector("input").focus();
954 
    });
955 
  })();
956
957 
  /* A repository's settings were one page with a section per #anchor;
958 
     each is a page of its own now (oxygenhub#278). A kept link such as
959 
     /settings#flow-priority opens the page that holds that section, when
960 
     the viewer has it (its link is in the sidebar). */
961 
  (function () {
962 
    var nav = document.querySelector("[data-settings-anchors]");
963 
    var hash = location.hash.slice(1);
964 
    if (!nav || !/^[a-z-]+$/.test(hash)) return;
965 
    var moved = { "history-scan": "push-protection", "flow-priority": "runs", "flow-supersede": "runs", "agent-gates": "gates" };
966 
    var link = nav.querySelector('a[data-slug="' + (moved[hash] || hash) + '"]');
967 
    if (link && link.getAttribute("aria-current") !== "page") location.replace(link.getAttribute("href") + "#" + hash);
968 
  })();
969 
})();