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apps/api/src/mail/portal-mail.service.ts

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+import { Injectable } from '@nestjs/common';
+import { ConfigService } from '@nestjs/config';
+import { MailerService } from '@nestjs-modules/mailer';
+
+@Injectable()
+export class PortalMailService {
+  constructor(
+    private readonly mailer: MailerService,
+    private readonly config: ConfigService,
+  ) {}
+
+  async sendVerificationMail(to: string, token: string): Promise<void> {
+    const url = `${this.publicWebUrl}/verify-email?token=${encodeURIComponent(token)}`;
+    await this.mailer.sendMail({
+      to,
+      subject: 'LDAP Portal: E-Mail bestaetigen',
+      html: `<p>Bitte bestaetige deine Registrierung:</p><p><a href="${url}">${url}</a></p>`,
+      text: `Bitte bestaetige deine Registrierung: ${url}`,
+    });
+  }
+
+  async sendPasswordResetMail(to: string, token: string): Promise<void> {
+    const url = `${this.publicWebUrl}/reset-password?token=${encodeURIComponent(token)}`;
+    await this.mailer.sendMail({
+      to,
+      subject: 'LDAP Portal: Passwort zuruecksetzen',
+      html: `<p>Du kannst dein Passwort ueber diesen Link zuruecksetzen:</p><p><a href="${url}">${url}</a></p>`,
+      text: `Du kannst dein Passwort ueber diesen Link zuruecksetzen: ${url}`,
+    });
+  }
+
+  async sendEmailChangeMail(to: string, token: string): Promise<void> {
+    const url = `${this.publicWebUrl}/account/email?token=${encodeURIComponent(token)}`;
+    await this.mailer.sendMail({
+      to,
+      subject: 'LDAP Portal: neue E-Mail bestaetigen',
+      html: `<p>Bitte bestaetige deine neue E-Mail-Adresse:</p><p><a href="${url}">${url}</a></p>`,
+      text: `Bitte bestaetige deine neue E-Mail-Adresse: ${url}`,
+    });
+  }
+
+  private get publicWebUrl(): string {
+    return this.config.get<string>('PUBLIC_WEB_URL') ?? 'http://localhost:4200';
+  }
+}