feat: CalDAV-Integration für Admin-Kalender
- Neue CalDAV-Route mit PROPFIND und GET-Endpoints - ICS-Format-Generator für Buchungsdaten - Token-basierte Authentifizierung für CalDAV-Zugriff - Admin-Interface mit CalDAV-Link-Generator - Schritt-für-Schritt-Anleitung für Kalender-Apps - 24h-Token-Ablaufzeit für Sicherheit - Unterstützung für Outlook, Google Calendar, Apple Calendar, Thunderbird Fixes: Admin kann jetzt Terminkalender in externen Apps abonnieren
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186
server-dist/lib/email.js
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186
server-dist/lib/email.js
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import { readFile } from "node:fs/promises";
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import { fileURLToPath } from "node:url";
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import { dirname, resolve } from "node:path";
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const RESEND_API_KEY = process.env.RESEND_API_KEY;
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const DEFAULT_FROM = process.env.EMAIL_FROM || "Stargirlnails <no-reply@stargirlnails.de>";
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// Helper function to format dates for ICS files (YYYYMMDDTHHMMSS)
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function formatDateForICS(date, time) {
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// date is in YYYY-MM-DD format, time is in HH:MM format
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const [year, month, day] = date.split('-');
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const [hours, minutes] = time.split(':');
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return `${year}${month}${day}T${hours}${minutes}00`;
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}
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// Helper function to create ICS (iCalendar) file content
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function createICSFile(params) {
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const { date, time, durationMinutes, customerName, treatmentName } = params;
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// Calculate start and end times in Europe/Berlin timezone
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const dtStart = formatDateForICS(date, time);
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// Calculate end time
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const [hours, minutes] = time.split(':').map(Number);
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const startDate = new Date(`${date}T${time}:00`);
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const endDate = new Date(startDate.getTime() + durationMinutes * 60000);
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const endHours = String(endDate.getHours()).padStart(2, '0');
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const endMinutes = String(endDate.getMinutes()).padStart(2, '0');
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const dtEnd = formatDateForICS(date, `${endHours}:${endMinutes}`);
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// Create unique ID for this event
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const uid = `booking-${Date.now()}-${Math.random().toString(36).substr(2, 9)}@stargirlnails.de`;
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// Current timestamp for DTSTAMP
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const now = new Date();
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const dtstamp = now.toISOString().replace(/[-:]/g, '').split('.')[0] + 'Z';
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// ICS content
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const icsContent = [
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'BEGIN:VCALENDAR',
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'VERSION:2.0',
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'PRODID:-//Stargirlnails Kiel//Booking System//DE',
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'CALSCALE:GREGORIAN',
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'METHOD:REQUEST',
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'BEGIN:VEVENT',
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`UID:${uid}`,
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`DTSTAMP:${dtstamp}`,
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`DTSTART;TZID=Europe/Berlin:${dtStart}`,
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`DTEND;TZID=Europe/Berlin:${dtEnd}`,
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`SUMMARY:${treatmentName} - Stargirlnails Kiel`,
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`DESCRIPTION:Termin für ${treatmentName} bei Stargirlnails Kiel`,
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'LOCATION:Stargirlnails Kiel',
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`ORGANIZER;CN=Stargirlnails Kiel:mailto:${process.env.EMAIL_FROM?.match(/<(.+)>/)?.[1] || 'no-reply@stargirlnails.de'}`,
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`ATTENDEE;CN=${customerName};RSVP=TRUE:mailto:${customerName}`,
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'STATUS:CONFIRMED',
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'SEQUENCE:0',
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'BEGIN:VALARM',
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'TRIGGER:-PT24H',
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'ACTION:DISPLAY',
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'DESCRIPTION:Erinnerung: Termin morgen bei Stargirlnails Kiel',
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'END:VALARM',
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'END:VEVENT',
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'BEGIN:VTIMEZONE',
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'TZID:Europe/Berlin',
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'BEGIN:DAYLIGHT',
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'TZOFFSETFROM:+0100',
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'TZOFFSETTO:+0200',
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'TZNAME:CEST',
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'DTSTART:19700329T020000',
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'RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU',
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'END:DAYLIGHT',
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'BEGIN:STANDARD',
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'TZOFFSETFROM:+0200',
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'TZOFFSETTO:+0100',
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'TZNAME:CET',
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'DTSTART:19701025T030000',
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'RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU',
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'END:STANDARD',
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'END:VTIMEZONE',
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'END:VCALENDAR'
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].join('\r\n');
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return icsContent;
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}
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// Cache for AGB PDF to avoid reading it multiple times
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let cachedAGBPDF = null;
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async function getAGBPDFBase64() {
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if (cachedAGBPDF)
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return cachedAGBPDF;
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try {
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const __filename = fileURLToPath(import.meta.url);
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const __dirname = dirname(__filename);
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const agbPath = resolve(__dirname, "../../../AGB.pdf");
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const buf = await readFile(agbPath);
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cachedAGBPDF = buf.toString('base64');
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return cachedAGBPDF;
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}
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catch (error) {
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console.warn("Could not read AGB.pdf:", error);
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return null;
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}
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}
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export async function sendEmail(params) {
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if (!RESEND_API_KEY) {
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// In development or if not configured, skip sending but don't fail the flow
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console.warn("Resend API key not configured. Skipping email send.");
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return { success: false };
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}
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const response = await fetch("https://api.resend.com/emails", {
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method: "POST",
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headers: {
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"Authorization": `Bearer ${RESEND_API_KEY}`,
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"Content-Type": "application/json",
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},
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body: JSON.stringify({
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from: params.from || DEFAULT_FROM,
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to: Array.isArray(params.to) ? params.to : [params.to],
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subject: params.subject,
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text: params.text,
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html: params.html,
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cc: params.cc ? (Array.isArray(params.cc) ? params.cc : [params.cc]) : undefined,
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bcc: params.bcc ? (Array.isArray(params.bcc) ? params.bcc : [params.bcc]) : undefined,
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attachments: params.attachments,
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}),
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});
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if (!response.ok) {
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const body = await response.text().catch(() => "");
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console.error("Resend send error:", response.status, body);
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return { success: false };
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}
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return { success: true };
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}
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export async function sendEmailWithAGB(params) {
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const agbBase64 = await getAGBPDFBase64();
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if (agbBase64) {
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params.attachments = [
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...(params.attachments || []),
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{
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filename: "AGB_Stargirlnails_Kiel.pdf",
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content: agbBase64,
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type: "application/pdf"
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}
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];
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}
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return sendEmail(params);
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}
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export async function sendEmailWithAGBAndCalendar(params, calendarParams) {
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const agbBase64 = await getAGBPDFBase64();
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// Create ICS file content
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const icsContent = createICSFile(calendarParams);
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const icsBase64 = Buffer.from(icsContent, 'utf-8').toString('base64');
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// Attach both AGB and ICS file
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params.attachments = [...(params.attachments || [])];
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if (agbBase64) {
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params.attachments.push({
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filename: "AGB_Stargirlnails_Kiel.pdf",
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content: agbBase64,
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type: "application/pdf"
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});
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}
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params.attachments.push({
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filename: "Termin_Stargirlnails.ics",
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content: icsBase64,
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type: "text/calendar"
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});
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return sendEmail(params);
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}
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export async function sendEmailWithInspirationPhoto(params, photoData, customerName) {
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if (!photoData) {
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return sendEmail(params);
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}
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// Extract file extension from base64 data URL
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const match = photoData.match(/data:image\/([^;]+);base64,(.+)/);
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if (!match) {
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console.warn("Invalid photo data format");
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return sendEmail(params);
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}
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const [, extension, base64Content] = match;
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const filename = `inspiration_${customerName.replace(/[^a-zA-Z0-9]/g, '_')}_${Date.now()}.${extension}`;
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// Check if attachment is too large (max 1MB base64 content)
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if (base64Content.length > 1024 * 1024) {
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console.warn(`Photo attachment too large: ${base64Content.length} chars, skipping attachment`);
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return sendEmail(params);
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}
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// console.log(`Sending email with photo attachment: ${filename}, size: ${base64Content.length} chars`);
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params.attachments = [
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...(params.attachments || []),
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{
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filename,
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content: base64Content,
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type: `image/${extension}`
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}
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];
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return sendEmail(params);
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}
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