53 lines
2.1 KiB
JavaScript
53 lines
2.1 KiB
JavaScript
import { app, errorHandler } from 'mu';
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import express from 'express';
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import { loadProfiles } from './src/runner/profile.js';
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import { sessionQuery, sessionUpdate, stripStoreError } from './src/db.js';
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import { ask } from './src/llm/loop.js';
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import { mountChat } from './src/chat/index.js';
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import { reportAssistant } from './src/report-assistant.js';
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const PROFILE_DIR = process.env.PROFILE_DIR || '/config/profiles';
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// Profiles load at boot; handlers await the same promise. A failed load
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// answers an error per request instead of crashing boot.
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let profilesPromise = loadProfiles(PROFILE_DIR);
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profilesPromise.catch(e => console.error('[profiles] loading failed:', e.message));
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async function whenProfiles() {
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try {
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return await profilesPromise;
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} catch (e) {
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throw new Error('profiles are not available: ' + e.message);
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}
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}
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// The chat. reportAssistant is the answer hook: it runs the LLM loop with the
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// conversation so far and turns a report run into an interim message with a
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// pending file.
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mountChat(app, { path: '/assistant', answer: reportAssistant(whenProfiles) });
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// POST /ask: one question in, the answer in Dutch and a trace of the tool
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// calls back. Follow-ups carry the earlier turns in `history`.
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// The template parses application/vnd.api+json only; this route parses the
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// plain JSON body itself.
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app.post('/ask', express.json(), async (req, res) => {
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const { question, history } = req.body || {};
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if (!question) return res.status(400).json({ error: 'no question in the request body' });
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if (!process.env.LLM_BASE_URL) return res.status(503).json({ error: 'no LLM configured (set LLM_BASE_URL)' });
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try {
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const profiles = await whenProfiles();
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const turns = [
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...(Array.isArray(history) ? history : []),
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{ role: 'user', content: question },
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];
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const session = { query: sessionQuery, update: sessionUpdate };
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const { text, trace } = await ask(turns, profiles, session);
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res.json({ answer: text, toolCalls: trace });
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} catch (e) {
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console.error('[ask] failed:', e);
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res.status(502).json({ error: stripStoreError(e.message) });
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}
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});
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app.use(errorHandler); |