Initial commit - ERP System

lib/email.ts

@@ -0,0 +1,47 @@
+// /opt/erp-system/lib/email.ts
+import nodemailer from 'nodemailer';
+import prisma from './prisma';
+
+interface EmailOptions {
+  to: string;
+  subject: string;
+  text: string;
+  html?: string;
+}
+
+export async function sendEmail({ to, subject, text, html }: EmailOptions) {
+  try {
+    // 1. Aktuelle Einstellungen aus der Datenbank laden
+    const settings = await prisma.systemSettings.findFirst({ where: { id: 1 } });
+
+    // 2. Prüfen, ob SMTP konfiguriert ist
+    if (!settings || !settings.smtpHost || !settings.smtpUser || !settings.smtpPass) {
+      console.warn("WARNUNG: SMTP-Einstellungen fehlen in der GUI. E-Mail an", to, "wird abgebrochen.");
+      return;
+    }
+
+    // 3. Transporter dynamisch mit den DB-Daten erstellen
+    const transporter = nodemailer.createTransport({
+      host: settings.smtpHost,
+      port: settings.smtpPort,
+      secure: settings.smtpPort === 465, // true für Port 465, sonst false (STARTTLS)
+      auth: {
+        user: settings.smtpUser,
+        pass: settings.smtpPass,
+      },
+    });
+
+    // 4. E-Mail senden
+    const info = await transporter.sendMail({
+      from: settings.smtpFrom || settings.smtpUser,
+      to,
+      subject,
+      text,
+      html: html || text.replace(/\n/g, '<br>'),
+    });
+
+    console.log("E-Mail erfolgreich gesendet: %s", info.messageId);
+  } catch (error) {
+    console.error("Fehler beim Senden der E-Mail:", error);
+  }
+}

lib/prisma.ts

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+// /opt/erp-system/lib/prisma.ts
+import { PrismaClient } from '@prisma/client';
+import { PrismaPg } from '@prisma/adapter-pg';
+import { Pool } from 'pg';
+
+// Verhindert zu viele offene Verbindungen beim Hot-Reloading in Next.js
+const globalForPrisma = global as unknown as { prisma: PrismaClient };
+
+const pool = new Pool({ connectionString: process.env.DATABASE_URL });
+const adapter = new PrismaPg(pool);
+
+export const prisma = globalForPrisma.prisma || new PrismaClient({ adapter });
+
+if (process.env.NODE_ENV !== 'production') globalForPrisma.prisma = prisma;
+
+export default prisma;