mobux 0.16.0

A touch-friendly tmux web UI for unhinged people who run terminal sessions from their phone while walking the dog
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import { useEffect, useState } from "preact/hooks";
import { collectDiagnostics } from "../lib/diagnostics.js";
import { buildIssueUrl, errorSummary } from "../lib/githubIssue.js";
import { clearFatal } from "../lib/fatalError.js";

// Full-screen, unmissable fail-hard page (#190). Renders in place of the
// entire app the instant a server API call fails without being caught
// somewhere more specific — see lib/fatalError.js for the trigger.
export function ErrorPage({ error }) {
  const [diagnostics, setDiagnostics] = useState(null);

  useEffect(() => {
    collectDiagnostics().then(setDiagnostics);
  }, []);

  const summary = errorSummary(error);
  const issueUrl = diagnostics
    ? buildIssueUrl({ title: `Bug: ${summary}`, error, diagnostics })
    : null;

  return (
    <div class="fatal-error-page" role="alert">
      <div class="fatal-error-inner">
        <h1>Something broke</h1>
        <p class="fatal-error-summary">{summary}</p>

        {error.body && <pre class="fatal-error-block">{error.body}</pre>}

        {error.stack && (
          <details open>
            <summary>Stack</summary>
            <pre class="fatal-error-block">{error.stack}</pre>
          </details>
        )}

        <details>
          <summary>Diagnostics</summary>
          <pre class="fatal-error-block">
            {diagnostics ? JSON.stringify(diagnostics, null, 2) : "collecting…"}
          </pre>
        </details>

        <div class="fatal-error-actions">
          <a
            class="fatal-error-report-btn"
            href={issueUrl || "#"}
            target="_blank"
            rel="noopener noreferrer"
            aria-disabled={issueUrl ? undefined : "true"}
          >
            Report on GitHub
          </a>
          <button
            type="button"
            class="fatal-error-reload-btn"
            onClick={() => {
              clearFatal();
              location.reload();
            }}
          >
            Reload
          </button>
        </div>
      </div>
    </div>
  );
}