a2a-source-edit: write frontend/src/App.jsx

This commit is contained in:
a2a-cloud
2026-07-18 09:22:32 +00:00
parent 3b6f66c556
commit 145a8c1021

View File

@@ -1,66 +1,60 @@
import { useEffect, useMemo, useState } from "react";
import {
callSkill,
loadAgentConfig,
loadSession,
sampleArgs,
signInUrl,
} from "./a2a.js";
import { callSkill, loadAgentConfig, loadSession, signInUrl } from "./a2a.js";
const DEFAULT_AUDIT_ID = "studio-launch-v1";
const DEFAULT_URL = "https://example.com";
function statusText(result) {
if (!result) return "No report yet";
if (!result.ok) return result.code || "Audit failed";
const score = result.report?.summary?.score;
return typeof score === "number" ? `${score}/100 readiness` : "Report ready";
}
function CheckRow({ label, value }) {
return (
<li className={value ? "check pass" : "check warn"}>
<span>{value ? "✓" : "!"}</span>
{label}
</li>
);
}
export function App() {
const [config, setConfig] = useState(null);
const [session, setSession] = useState(null);
const [selectedSkillName, setSelectedSkillName] = useState("");
const [argsText, setArgsText] = useState("{}");
const [auditId, setAuditId] = useState(DEFAULT_AUDIT_ID);
const [url, setUrl] = useState(DEFAULT_URL);
const [result, setResult] = useState(null);
const [error, setError] = useState(null);
const [running, setRunning] = useState(false);
const [loadingReport, setLoadingReport] = useState(false);
useEffect(() => {
loadAgentConfig()
.then((data) => {
.then(async (data) => {
setConfig(data);
const firstSkill = data.skills?.[0];
if (firstSkill) {
setSelectedSkillName(firstSkill.name);
setArgsText(JSON.stringify(sampleArgs(firstSkill), null, 2));
}
return loadSession(data).catch(() => null);
const sessionData = await loadSession(data).catch(() => null);
setSession(sessionData);
})
.then((sessionData) => setSession(sessionData))
.catch((err) => setError(err.message || String(err)));
}, []);
const selectedSkill = useMemo(
() => config?.skills?.find((skill) => skill.name === selectedSkillName),
[config, selectedSkillName],
);
const needsSignIn = Boolean(config?.auth?.invokeRequiresSession && session && !session.authenticated);
const signInHref = useMemo(() => (config && needsSignIn ? signInUrl(config) : null), [config, needsSignIn]);
const report = result?.report;
const checks = report?.checks || {};
const evidence = report?.evidence || {};
const needsSignIn = Boolean(
config?.auth?.invokeRequiresSession && session && !session.authenticated,
);
const signInHref = useMemo(
() => (config && needsSignIn ? signInUrl(config) : null),
[config, needsSignIn],
);
function selectSkill(skill) {
setSelectedSkillName(skill.name);
setArgsText(JSON.stringify(sampleArgs(skill), null, 2));
setResult(null);
setError(null);
}
async function runSkill(event) {
async function runAudit(event) {
event.preventDefault();
if (!config || !selectedSkill) return;
if (!config) return;
setRunning(true);
setError(null);
setResult(null);
try {
const args = JSON.parse(argsText || "{}");
const data = await callSkill(config, selectedSkill.name, args);
const data = await callSkill(config, "audit_url", { audit_id: auditId.trim(), url: url.trim() });
setResult(data);
if (!data.ok) setError(data.message || data.code || "Audit rejected.");
} catch (err) {
setError(err.message || String(err));
} finally {
@@ -68,90 +62,148 @@ export function App() {
}
}
async function reopenAudit() {
if (!config) return;
setLoadingReport(true);
setError(null);
try {
const data = await callSkill(config, "get_audit", { audit_id: auditId.trim() });
setResult(data);
if (!data.ok) setError(data.message || data.code || "No saved report found.");
} catch (err) {
setError(err.message || String(err));
} finally {
setLoadingReport(false);
}
}
if (!config) {
return (
<main className="loading">
<p>{error || "Loading A2A agent contract..."}</p>
<p>{error || "Loading LaunchCheck..."}</p>
</main>
);
}
return (
<main className="app-shell">
<aside className="sidebar">
<div>
<p className="eyebrow">A2A packed app</p>
<h1>launch-check-studio-v1</h1>
<p className="agent-meta">
{config.agent.name} v{config.agent.version}
<main className="launch-app">
<section className="hero">
<div className="hero-copy">
<p className="eyebrow">LaunchCheck Studio</p>
<h1>Audit your launch page before customers do.</h1>
<p className="lede">
Submit a public HTTP(S) URL. LaunchCheck performs a deterministic, bounded, SSRF-safe audit for reachability,
HTTPS, page metadata, robots.txt, and key security headers, then saves the evidence for your account.
</p>
<div className="trust-bar" aria-label="Safety guarantees">
<span>SSRF-safe DNS + redirects</span>
<span>User-scoped Postgres</span>
<span>No LLM or secrets in browser</span>
</div>
</div>
<nav className="skill-list" aria-label="Agent skills">
{(config.skills || []).map((skill) => (
<button
className={skill.name === selectedSkillName ? "skill active" : "skill"}
key={skill.name}
onClick={() => selectSkill(skill)}
type="button"
>
<span>{skill.name}</span>
<small>{skill.stream ? "streaming" : "request"}</small>
<form className="audit-card" onSubmit={runAudit}>
<div className="session-row">
<span>{session?.authenticated ? "Signed in" : "Sign-in required to run"}</span>
{needsSignIn && signInHref ? <a href={signInHref}>Sign in</a> : null}
</div>
<label>
Public launch URL
<input
inputMode="url"
placeholder="https://example.com"
value={url}
onChange={(event) => setUrl(event.target.value)}
required
/>
</label>
<label>
Report ID
<input
value={auditId}
onChange={(event) => setAuditId(event.target.value)}
pattern="[A-Za-z0-9][A-Za-z0-9_.:\-]{0,127}"
required
/>
</label>
<div className="actions">
<button disabled={running || needsSignIn} type="submit">
{running ? "Auditing..." : "Run launch audit"}
</button>
))}
</nav>
<button disabled={loadingReport || needsSignIn} type="button" className="secondary" onClick={reopenAudit}>
{loadingReport ? "Opening..." : "Reopen saved report"}
</button>
</div>
{needsSignIn ? <p className="hint">Use the sign-in link to grant this app an origin-bound platform session.</p> : null}
{error ? <p className="error" role="alert">{error}</p> : null}
</form>
</section>
<div className="session">
<span>{session?.authenticated ? "Signed in" : needsSignIn ? "Signed out" : "Local session"}</span>
<strong>{session?.user?.email || session?.org?.slug || "dev@example.local"}</strong>
{/* Skills that spend the caller's LLM budget need a signed-in
visitor even when the page itself is public, so offer the way in
rather than failing at the first click. */}
{needsSignIn && signInHref ? (
<a className="signin" href={signInHref}>Sign in to run</a>
<section className="dashboard" aria-live="polite">
<article className="score-card">
<p className="eyebrow">Current report</p>
<h2>{statusText(result)}</h2>
<p>{result?.target_url || "Run or reopen a report to see categorized evidence and fixes."}</p>
{result?.receipt ? (
<div className="receipt">
<span>Receipt persisted</span>
<code>{result.receipt.receipt_id}</code>
</div>
) : null}
</div>
</aside>
</article>
<section className="workbench">
<header className="toolbar">
<div>
<p className="eyebrow">Skill runner</p>
<h2>{selectedSkill?.name || "No skills found"}</h2>
</div>
<a href={config.docs.base} rel="noreferrer" target="_blank">
Docs
</a>
</header>
<article className="panel checks-panel">
<h3>Readiness checks</h3>
{report ? (
<ul className="checks">
<CheckRow label="Reachable 2xx/3xx response" value={checks.reachable} />
<CheckRow label="HTTPS final URL" value={checks.https} />
<CheckRow label="Title tag" value={checks.has_title} />
<CheckRow label="Meta description" value={checks.has_description} />
<CheckRow label="Canonical link" value={checks.has_canonical} />
<CheckRow label="Responsive viewport" value={checks.has_viewport} />
<CheckRow label="robots.txt present" value={checks.robots_present} />
</ul>
) : (
<p className="empty">No checks yet.</p>
)}
</article>
{selectedSkill ? (
<form className="runner" onSubmit={runSkill}>
<label>
Arguments JSON
<textarea
spellCheck="false"
value={argsText}
onChange={(event) => setArgsText(event.target.value)}
/>
</label>
<button disabled={running} type="submit">
{running ? "Running..." : `Run ${selectedSkill.name}`}
</button>
</form>
) : (
<p className="empty">Add a `@a2a.tool` to your agent to make it callable here.</p>
)}
<article className="panel evidence-panel">
<h3>Evidence</h3>
{report ? (
<dl className="evidence">
<dt>Status</dt><dd>{String(evidence.status_code || "n/a")}</dd>
<dt>Final URL</dt><dd>{evidence.final_url}</dd>
<dt>Title</dt><dd>{evidence.title || "Missing"}</dd>
<dt>Description</dt><dd>{evidence.description || "Missing"}</dd>
<dt>Canonical</dt><dd>{evidence.canonical || "Missing"}</dd>
<dt>Viewport</dt><dd>{evidence.viewport || "Missing"}</dd>
<dt>Bytes read</dt><dd>{evidence.bytes_read}</dd>
</dl>
) : (
<p className="empty">Bounded audit evidence appears here after a run.</p>
)}
</article>
<section className="panels">
<div className="panel">
<h3>Input schema</h3>
<pre>{JSON.stringify(selectedSkill?.input_schema || {}, null, 2)}</pre>
</div>
<div className="panel">
<h3>Result</h3>
<pre>{error || JSON.stringify(result, null, 2) || "No run yet."}</pre>
</div>
</section>
<article className="panel fixes-panel">
<h3>Recommended fixes</h3>
{report?.fixes?.length ? (
<ul className="fixes">
{report.fixes.slice(0, 8).map((fix, index) => (
<li key={`${fix.category}-${index}`}>
<span className={`pill ${fix.priority}`}>{fix.priority}</span>
<strong>{fix.category}</strong>
<p>{fix.fix}</p>
</li>
))}
</ul>
) : report ? (
<p className="empty">No fixes recommended for the audited checklist.</p>
) : (
<p className="empty">Actionable fixes will be grouped by metadata, SEO, mobile, and security.</p>
)}
</article>
</section>
</main>
);