sessions.ts
2,835 bytes
| 1 | import { randomUUID } from 'node:crypto' |
|---|---|
| 2 | import { mkdir } from 'node:fs/promises' |
| 3 | import path from 'node:path' |
| 4 | import type { FastifyInstance } from 'fastify' |
| 5 | import { AnswerRequestSchema, CreateSessionRequestSchema } from '../../shared/types' |
| 6 | import { SessionNotFoundError, submitAnswer } from '../engine/turn' |
| 7 | import { ProviderNotConfiguredError, type InterviewLlm } from '../providers/types' |
| 8 | import type { SessionStore } from '../store/sessionStore' |
| 9 | |
| 10 | export interface SessionRouteDeps { |
| 11 | store: SessionStore |
| 12 | llm: InterviewLlm |
| 13 | /** |
| 14 | * When set, the spec pack is written to a fresh folder inside this directory |
| 15 | * and the `targetDir` the browser sent is ignored. Locally that field is the |
| 16 | * point - you pick where your project lives - but on a public host it is a |
| 17 | * request to write files anywhere the server can reach. |
| 18 | */ |
| 19 | sandboxRoot?: string |
| 20 | } |
| 21 | |
| 22 | export function registerSessionRoutes(app: FastifyInstance, deps: SessionRouteDeps): void { |
| 23 | const { store, llm, sandboxRoot } = deps |
| 24 | |
| 25 | app.post('/api/sessions', async (request, reply) => { |
| 26 | const parsed = CreateSessionRequestSchema.safeParse(request.body) |
| 27 | if (!parsed.success) { |
| 28 | return reply.code(400).send({ error: parsed.error.message }) |
| 29 | } |
| 30 | let targetDir = parsed.data.targetDir |
| 31 | if (sandboxRoot !== undefined) { |
| 32 | targetDir = path.join(sandboxRoot, randomUUID()) |
| 33 | await mkdir(targetDir, { recursive: true }) |
| 34 | } |
| 35 | const session = await store.createSession(parsed.data.name, targetDir) |
| 36 | return reply.code(201).send(session) |
| 37 | }) |
| 38 | |
| 39 | app.get('/api/sessions', async () => { |
| 40 | return store.listSessions() |
| 41 | }) |
| 42 | |
| 43 | app.get<{ Params: { id: string } }>('/api/sessions/:id', async (request, reply) => { |
| 44 | const session = await store.getSession(request.params.id) |
| 45 | if (!session) return reply.code(404).send({ error: 'session not found' }) |
| 46 | return session |
| 47 | }) |
| 48 | |
| 49 | app.delete<{ Params: { id: string } }>('/api/sessions/:id', async (request, reply) => { |
| 50 | const deleted = await store.deleteSession(request.params.id) |
| 51 | if (!deleted) return reply.code(404).send({ error: 'session not found' }) |
| 52 | return reply.code(204).send() |
| 53 | }) |
| 54 | |
| 55 | app.post<{ Params: { id: string } }>('/api/sessions/:id/answer', async (request, reply) => { |
| 56 | const parsed = AnswerRequestSchema.safeParse(request.body) |
| 57 | if (!parsed.success) { |
| 58 | return reply.code(400).send({ error: parsed.error.message }) |
| 59 | } |
| 60 | |
| 61 | try { |
| 62 | const response = await submitAnswer(store, llm, request.params.id, parsed.data.text) |
| 63 | return reply.send(response) |
| 64 | } catch (err) { |
| 65 | if (err instanceof SessionNotFoundError) { |
| 66 | return reply.code(404).send({ error: 'session not found' }) |
| 67 | } |
| 68 | if (err instanceof ProviderNotConfiguredError) { |
| 69 | return reply.code(503).send({ error: err.message }) |
| 70 | } |
| 71 | throw err |
| 72 | } |
| 73 | }) |
| 74 | } |
| 75 | |