feat(api): add SSR config update endpoints and DSGVO contact processing

src/pages/api/config.ts

@@ -0,0 +1,39 @@
+import type { APIRoute } from 'astro';
+import fs from 'fs';
+import path from 'path';
+import { loadWaasConfigs } from '../../utils/configLoader';
+
+export const POST: APIRoute = async ({ request }) => {
+  try {
+    const body = await request.json();
+    const dataDir = process.env.DATA_DIR || path.join(process.cwd(), 'app', 'data');
+    if (!fs.existsSync(dataDir)) {
+      fs.mkdirSync(dataDir, { recursive: true });
+    }
+
+    const { siteConfig: currentSite, themeConfig: currentTheme, smtpConfig: currentSmtp } = loadWaasConfigs();
+
+    if (body.siteConfig) {
+      const newSite = {
+        ...currentSite,
+        ...body.siteConfig,
+        hero: { ...currentSite.hero, ...body.siteConfig.hero }
+      };
+      fs.writeFileSync(path.join(dataDir, 'site.config.json'), JSON.stringify(newSite, null, 2), 'utf8');
+    }
+
+    if (body.themeConfig) {
+      const newTheme = { ...currentTheme, ...body.themeConfig };
+      fs.writeFileSync(path.join(dataDir, 'theme.config.json'), JSON.stringify(newTheme, null, 2), 'utf8');
+    }
+
+    if (body.smtpConfig) {
+      const newSmtp = { ...currentSmtp, ...body.smtpConfig };
+      fs.writeFileSync(path.join(dataDir, 'smtp.config.json'), JSON.stringify(newSmtp, null, 2), 'utf8');
+    }
+
+    return new Response(JSON.stringify({ success: true, message: 'Konfiguration gespeichert' }), { status: 200, headers: { 'Content-Type': 'application/json' } });
+  } catch (err: any) {
+    return new Response(JSON.stringify({ success: false, message: err.message }), { status: 500, headers: { 'Content-Type': 'application/json' } });
+  }
+};

src/pages/api/contact.ts

@@ -0,0 +1,30 @@
+import type { APIRoute } from 'astro';
+import { loadWaasConfigs } from '../../utils/configLoader';
+import nodemailer from 'nodemailer';
+
+export const POST: APIRoute = async ({ request }) => {
+  try {
+    const data = await request.formData();
+    const name = data.get('name')?.toString() || '';
+    const email = data.get('email')?.toString() || '';
+    const message = data.get('message')?.toString() || '';
+
+    if (!name || !email || !message) {
+      return new Response(JSON.stringify({ success: false, message: 'Bitte füllen Sie alle Pflichtfelder aus.' }), { status: 400, headers: { 'Content-Type': 'application/json' } });
+    }
+
+    const { smtpConfig, siteConfig } = loadWaasConfigs();
+
+    if (!smtpConfig.isConfigured || smtpConfig.host === 'smtp.placeholder.local') {
+      console.log('[WaaS Contact API] (Demo Mode) Received Submission:', { name, email, message });
+      return new Response(JSON.stringify({ success: true, mode: 'placeholder', message: 'Anfrage erfolgreich empfangen! (Demo-Modus)' }), { status: 200, headers: { 'Content-Type': 'application/json' } });
+    }
+
+    const transporter = nodemailer.createTransport({ host: smtpConfig.host, port: smtpConfig.port, secure: smtpConfig.secure, auth: { user: smtpConfig.user, pass: smtpConfig.pass } });
+    const sender = smtpConfig.fromName + ' ' + smtpConfig.fromEmail;
+    await transporter.sendMail({ from: sender, to: siteConfig.contact.recipientEmail, replyTo: email, subject: '[Webseite] Neue Nachricht von ' + name, text: 'Name: ' + name + '\nEmail: ' + email + '\n\nNachricht:\n' + message });
+    return new Response(JSON.stringify({ success: true, message: 'Vielen Dank für Ihre Anfrage! Wir melden uns umgehend.' }), { status: 200, headers: { 'Content-Type': 'application/json' } });
+  } catch (err: any) {
+    return new Response(JSON.stringify({ success: false, message: 'Fehler beim Senden: ' + err.message }), { status: 500, headers: { 'Content-Type': 'application/json' } });
+  }
+};

src/pages/api/update-config.ts

@@ -0,0 +1,45 @@
+import type { APIRoute } from 'astro';
+import fs from 'fs';
+import path from 'path';
+
+export const POST: APIRoute = async ({ request }) => {
+  try {
+    const body = await request.json();
+    
+    if (!body || typeof body !== 'object') {
+      return new Response(JSON.stringify({ success: false, message: 'Invalid JSON payload' }), {
+        status: 400,
+        headers: { 'Content-Type': 'application/json' }
+      });
+    }
+
+    // Validate critical fields
+    if (body.siteName && typeof body.siteName !== 'string') {
+      return new Response(JSON.stringify({ success: false, message: 'siteName must be a string' }), {
+        status: 400,
+        headers: { 'Content-Type': 'application/json' }
+      });
+    }
+
+    const dataDir = process.env.DATA_DIR || path.join(process.cwd(), 'app', 'data');
+    if (!fs.existsSync(dataDir)) {
+      fs.mkdirSync(dataDir, { recursive: true });
+    }
+
+    const sitePath = path.join(dataDir, 'site.config.json');
+    fs.writeFileSync(sitePath, JSON.stringify(body, null, 2), 'utf-8');
+
+    return new Response(JSON.stringify({
+      success: true,
+      message: 'Site configuration successfully updated in /app/data/site.config.json'
+    }), {
+      status: 200,
+      headers: { 'Content-Type': 'application/json' }
+    });
+  } catch (err: any) {
+    return new Response(JSON.stringify({ success: false, message: 'Fehler beim Speichern: ' + err.message }), {
+      status: 500,
+      headers: { 'Content-Type': 'application/json' }
+    });
+  }
+};