backend/prisma/seed-dev.js

@@ -0,0 +1,35 @@
+/* Minimal dev seed: one KC + Gemeinde + open Wahl with workshops.
+   Run: node prisma/seed-dev.js   (backend/.env must point at the dev DB) */
+const { PrismaClient } = require('@prisma/client');
+const prisma = new PrismaClient();
+
+async function main() {
+  const kc = await prisma.kc.upsert({
+    where: { inviteCode: 'DEV123' },
+    update: {},
+    create: { name: 'KC Dev 2026', inviteCode: 'DEV123' },
+  });
+  const gem = await prisma.gemeinde.upsert({
+    where: { kcId_name: { kcId: kc.id, name: 'Mustergemeinde' } },
+    update: {},
+    create: { kcId: kc.id, name: 'Mustergemeinde' },
+  });
+  let wahl = await prisma.wahl.findFirst({ where: { kcId: kc.id } });
+  if (!wahl) {
+    wahl = await prisma.wahl.create({
+      data: { kcId: kc.id, name: 'Samstag Teil 1', datumsSchluessel: '2026-06-13', teil: '1' },
+    });
+    await prisma.workshop.createMany({
+      data: [
+        { wahlId: wahl.id, name: 'Töpfern', kapazitaet: 12, minTeilnehmer: 4 },
+        { wahlId: wahl.id, name: 'Fußball', kapazitaet: 20, minTeilnehmer: 6 },
+        { wahlId: wahl.id, name: 'Bandworkshop', kapazitaet: 8, minTeilnehmer: 3 },
+      ],
+    });
+  }
+  console.log('KC', kc.id, 'invite', kc.inviteCode);
+  console.log('Gemeinde', gem.id);
+  console.log('Wahl', wahl.id);
+}
+
+main().finally(() => prisma.$disconnect());

backend/src/wahl/wahl.controller.ts

@@ -69,6 +69,15 @@ export class WahlController {
     return this.wahl.createForceZuteilung(wahlId, dto.teilnehmerId, dto.workshopId);
   }
 
+  /// Everything a guest needs to fill in the Wahl: open Wahlen for their KC,
+  /// each with its workshops and the guest's own current priorities (if any).
+  @Get('guest/overview')
+  @UseGuards(AuthGuard('guest'))
+  guestOverview(@Req() req: GuestAuthenticatedRequest) {
+    const guest = req.user!;
+    return this.wahl.guestOverview(guest.kcId, guest.guestId);
+  }
+
   /// Guests submit their own workshop preferences (guest JWT, not Authentik).
   @Post(':wahlId/teilnehmer')
   @UseGuards(AuthGuard('guest'))

backend/src/wahl/wahl.service.ts

@@ -22,6 +22,40 @@ export class WahlService {
     return this.prisma.wahl.findMany({ where: { kcId } });
   }
 
+  /// Guest-facing view: open Wahlen for the guest's KC, each with its
+  /// workshops and the guest's own current priorities (null if not submitted).
+  async guestOverview(kcId: string, guestAccountId: string) {
+    const [kc, wahlen] = await Promise.all([
+      this.prisma.kc.findUnique({ where: { id: kcId }, select: { id: true, name: true } }),
+      this.prisma.wahl.findMany({
+        where: { kcId, isOpen: true },
+        orderBy: { createdAt: 'asc' },
+        include: {
+          workshops: {
+            select: { id: true, name: true, kapazitaet: true },
+            orderBy: { name: 'asc' },
+          },
+          teilnehmer: {
+            where: { guestAccountId },
+            select: { prioritaeten: true },
+          },
+        },
+      }),
+    ]);
+
+    return {
+      kc,
+      wahlen: wahlen.map((w) => ({
+        id: w.id,
+        name: w.name,
+        datumsSchluessel: w.datumsSchluessel,
+        teil: w.teil,
+        workshops: w.workshops,
+        meinePrioritaeten: (w.teilnehmer[0]?.prioritaeten as string[] | undefined) ?? null,
+      })),
+    };
+  }
+
   async createWorkshop(
     wahlId: string,
     name: string,