124 lines
6.0 KiB
JavaScript
124 lines
6.0 KiB
JavaScript
#!/usr/bin/env node
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/**
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* Recover the next agent action from the durable live-session journal.
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*/
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import { createLiveSessionStore } from './live/session-store.mjs';
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import { enterLiveRoot } from './live/roots.mjs';
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function manualApplyReplyCommand(eventOrId = 'EVENT_ID') {
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const id = typeof eventOrId === 'string' ? eventOrId : eventOrId?.id || 'EVENT_ID';
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return `live-poll.mjs --reply ${id} done --data '<json>'`;
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}
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export function manualApplyResumeHint(event = {}) {
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const summary = event.manualApplySummary || summarizeManualApplyEvent(event);
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const parts = [];
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if (summary.pageUrl) parts.push(`page ${summary.pageUrl}`);
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if (summary.chunk) parts.push(`chunk ${summary.chunk.index}/${summary.chunk.total}`);
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if (Number.isFinite(summary.opCount)) parts.push(`${summary.opCount} op(s)`);
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if (Number.isFinite(summary.entryCount)) parts.push(`${summary.entryCount} entr${summary.entryCount === 1 ? 'y' : 'ies'}`);
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if (summary.files?.length) parts.push(`likely files: ${summary.files.join(', ')}`);
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const scope = parts.length ? ` (${parts.join(', ')})` : '';
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return `Manual Apply pending${scope}. If you have not already leased it, run live-poll.mjs. Apply the source edits from the manual_edit_apply batch, then reply with ${manualApplyReplyCommand(event.id)}. Polling only leases this work item; it does not commit source edits. Do not run live-commit-manual-edits.mjs for this leased event. Do not poll again before replying.`;
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}
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function summarizeManualApplyEvent(event = {}) {
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const entries = Array.isArray(event.batch?.entries) ? event.batch.entries : [];
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const opCount = entries.reduce((sum, entry) => sum + (Array.isArray(entry.ops) ? entry.ops.length : 0), 0);
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return {
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pageUrl: event.pageUrl || null,
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chunk: event.chunk || null,
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entryCount: entries.length,
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opCount,
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files: collectManualApplyFiles(event.batch),
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};
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}
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function collectManualApplyFiles(batch) {
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const files = [];
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for (const entry of batch?.entries || []) {
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for (const op of entry.ops || []) files.push(op.sourceHint?.file);
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}
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for (const candidate of batch?.candidates || []) {
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files.push(candidate.sourceHint?.relativeFile, candidate.sourceHint?.file);
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for (const item of candidate.textMatches || []) files.push(item.file);
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for (const item of candidate.objectKeyMatches || []) files.push(item.file);
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for (const item of candidate.locatorMatches || []) files.push(item.file);
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for (const item of candidate.contextTextMatches || []) files.push(item.file);
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}
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return [...new Set(files.filter((file) => typeof file === 'string' && file.length > 0))].sort();
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}
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/**
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* The browser's render truth, folded into a small block the agent reads before
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* it decides what to do. `arrivedVariants` only says the agent published;
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* `renderState` says whether any of it reached a screen.
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*/
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export function renderSummary(snapshot = {}) {
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return {
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renderState: snapshot.renderState ?? null,
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mountedVariants: Array.isArray(snapshot.mountedVariants) ? snapshot.mountedVariants : [],
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mountFailures: Array.isArray(snapshot.mountFailures) ? snapshot.mountFailures : [],
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};
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}
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export function mountFailureAction(snapshot = {}) {
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const failures = Array.isArray(snapshot.mountFailures) ? snapshot.mountFailures : [];
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const latest = failures[failures.length - 1];
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if (!latest) return null;
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const where = latest.url ? ` from ${latest.url}` : '';
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const why = latest.error ? ` (${latest.error})` : '';
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return `The browser failed to mount variant ${latest.variant}${where}${why}; nothing is on screen. Fix the variant files, then reply with live-poll.mjs --reply ${snapshot?.pendingEvent?.id || snapshot?.id || 'SESSION_ID'} done --file <manifest or source path> for the queued variant_mount_failed event (or republish) so the browser retries.`;
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}
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function parseArgs(argv) {
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const out = { id: null };
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for (let i = 0; i < argv.length; i++) {
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const arg = argv[i];
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if (arg === '--id') out.id = argv[++i];
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else if (arg.startsWith('--id=')) out.id = arg.slice('--id='.length);
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else if (arg === '--help' || arg === '-h') out.help = true;
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}
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return out;
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}
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export async function resumeCli() {
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const args = parseArgs(process.argv.slice(2));
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if (args.help) {
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console.log(`Usage: node live-resume.mjs [--id SESSION_ID]\n\nPrint the active durable session checkpoint and the next safe agent action.`);
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return;
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}
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const store = createLiveSessionStore({ cwd: process.cwd(), sessionId: args.id || undefined });
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const snapshot = args.id ? store.getSnapshot(args.id) : store.listActiveSessions()[0] || null;
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if (!snapshot) {
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console.log(JSON.stringify({ active: false, nextAction: 'No active durable live session found.' }, null, 2));
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return;
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}
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const pending = snapshot.pendingEvent || null;
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const render = renderSummary(snapshot);
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// A failed render outranks the generic pending-event hint: the agent needs to
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// know the user is staring at an error card, not at variants. A leased manual
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// Apply still outranks both, because abandoning that lease loses user edits.
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const mountAction = render.renderState === 'failed' ? mountFailureAction(snapshot) : null;
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const nextAction = pending?.type === 'manual_edit_apply'
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? manualApplyResumeHint(pending)
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: mountAction || (pending
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? `Run live-poll.mjs, handle ${pending.type} ${pending.id}, then acknowledge with live-poll.mjs --reply ${pending.id} done.`
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: snapshot.phase === 'carbonize_required'
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? `Finish carbonize cleanup${snapshot.sourceFile ? ` in ${snapshot.sourceFile}` : ''}, then run live-complete.mjs --id ${snapshot.id}.`
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: snapshot.phase === 'accept_requested'
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? `Run live-complete.mjs --id ${snapshot.id} after verifying the accepted variant is written.`
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: `Inspect ${snapshot.id}; no pending agent event is currently queued.`);
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console.log(JSON.stringify({ active: true, snapshot, pendingEvent: pending, render, nextAction }, null, 2));
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}
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const _running = process.argv[1];
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if (_running?.endsWith('live-resume.mjs') || _running?.endsWith('live-resume.mjs/')) {
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enterLiveRoot();
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resumeCli();
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}
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