60 lines
2.2 KiB
JavaScript
60 lines
2.2 KiB
JavaScript
import { Router } from 'express'
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import { readFileSync, writeFileSync, existsSync } from 'fs'
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import { join, dirname } from 'path'
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import { fileURLToPath } from 'url'
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import { Mutex } from 'async-mutex'
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import { resourceLimiter } from '../middleware/rateLimiter.js'
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import { antiSpam } from '../middleware/antiSpam.js'
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import { sendSpeakerCv, MailerNotReadyError } from '../services/mailer.js'
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const __dirname = dirname(fileURLToPath(import.meta.url))
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const LEADS_FILE = join(__dirname, '..', 'data', 'speaker-cv-leads.json')
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const PDF_PATH = join(__dirname, '..', '..', 'public', 'resources', 'speaker-cv-andre-knie.pdf')
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const leadsMutex = new Mutex()
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function loadLeads() {
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if (!existsSync(LEADS_FILE)) return []
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try { return JSON.parse(readFileSync(LEADS_FILE, 'utf-8')) }
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catch { return [] }
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}
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function saveLeads(leads) {
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writeFileSync(LEADS_FILE, JSON.stringify(leads, null, 2), 'utf-8')
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}
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const router = Router()
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router.post('/', resourceLimiter, antiSpam, async (req, res) => {
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const { name, email, message } = req.body
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const errors = {}
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if (!name || name.trim().length === 0) errors.name = 'Name ist erforderlich.'
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if (name && name.length > 100) errors.name = 'Max. 100 Zeichen.'
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if (!email || !/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(email)) errors.email = 'Gültige E-Mail erforderlich.'
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if (!message || message.trim().length === 0) errors.message = 'Bitte sag kurz, wer du bist.'
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if (message && message.length > 2000) errors.message = 'Max. 2000 Zeichen.'
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if (Object.keys(errors).length > 0) {
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return res.status(400).json({ errors })
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}
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const lead = { name, email, message, timestamp: new Date().toISOString() }
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try {
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const result = await sendSpeakerCv(email, lead, PDF_PATH)
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if (result.pdfMissing) {
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return res.status(502).json({ error: 'Der Speaker CV ist derzeit nicht verfügbar.' })
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}
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await leadsMutex.runExclusive(async () => {
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const leads = loadLeads()
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leads.push(lead)
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saveLeads(leads)
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})
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res.status(201).json({ ok: true, message: 'Danke! Der Speaker CV ist auf dem Weg in dein Postfach.' })
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} catch (error) {
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res.status(error instanceof MailerNotReadyError ? 503 : 502).json({ error: 'Der Versand ist derzeit nicht verfügbar.' })
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}
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})
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export default router
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