feat: voucher crud and list

app/api/vouchers/[id]/route.ts

@@ -0,0 +1,21 @@
+import { NextRequest, NextResponse } from "next/server";
+import { getDb } from "@/lib/db";
+
+export async function GET(_req: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  const { id } = await params;
+  const db = getDb();
+  const v = await db.voucher.findUnique({ where: { id: Number(id) } });
+  if (!v) return NextResponse.json({ error: "not found" }, { status: 404 });
+  return NextResponse.json(v);
+}
+
+export async function POST(req: NextRequest, { params }: { params: Promise<{ id: string }> }) {
+  const { id } = await params;
+  const body = await req.json().catch(() => ({}));
+  if (body.action !== "redeem") return NextResponse.json({ error: "unknown action" }, { status: 400 });
+  const db = getDb();
+  const v = await db.voucher.findUnique({ where: { id: Number(id) } });
+  if (!v) return NextResponse.json({ error: "not found" }, { status: 404 });
+  const updated = await db.voucher.update({ where: { id: v.id }, data: { status: "eingeloest", restCents: 0 } });
+  return NextResponse.json(updated);
+}

app/api/vouchers/route.ts

@@ -0,0 +1,57 @@
+import { NextRequest, NextResponse } from "next/server";
+import { getDb } from "@/lib/db";
+import { getVoucherStatus } from "@/lib/voucher-status";
+import { validateVoucher } from "@/lib/vouchers";
+
+export async function GET(req: NextRequest) {
+  const filter = req.nextUrl.searchParams.get("filter");
+  const db = getDb();
+  const all = await db.voucher.findMany({ orderBy: { createdAt: "desc" } });
+  const now = Date.now();
+  const in14d = now + 14 * 24 * 3600 * 1000;
+  const filtered = all.filter((v) => {
+    const s = getVoucherStatus(v);
+    if (filter === "eingeloest") return s === "eingeloest";
+    if (filter === "abgelaufen") return s === "abgelaufen";
+    if (filter === "bald")
+      return (
+        s === "aktiv" &&
+        v.ablaufdatum &&
+        new Date(v.ablaufdatum).getTime() >= now &&
+        new Date(v.ablaufdatum).getTime() <= in14d
+      );
+    if (filter === "aktiv") return s === "aktiv";
+    return true;
+  });
+  return NextResponse.json(filtered);
+}
+
+export async function POST(req: NextRequest) {
+  const body = await req.json();
+  const input = {
+    name: String(body.name ?? ""),
+    anbieter: String(body.anbieter ?? ""),
+    wertCents: Number(body.wertCents),
+    restCents: body.restCents === undefined || body.restCents === null || body.restCents === "" ? Number(body.wertCents) : Number(body.restCents),
+    ablaufdatum: body.ablaufdatum ? String(body.ablaufdatum) : null,
+    codeText: body.codeText ? String(body.codeText) : null,
+    kategorie: body.kategorie ? String(body.kategorie) : null,
+    notiz: body.notiz ? String(body.notiz) : null,
+  };
+  const errs = validateVoucher(input);
+  if (errs.length) return NextResponse.json({ errors: errs }, { status: 400 });
+  const db = getDb();
+  const created = await db.voucher.create({
+    data: {
+      name: input.name.trim(),
+      anbieter: input.anbieter.trim(),
+      wertCents: input.wertCents,
+      restCents: input.restCents,
+      ablaufdatum: input.ablaufdatum ? new Date(input.ablaufdatum) : null,
+      codeText: input.codeText,
+      kategorie: input.kategorie,
+      notiz: input.notiz,
+    },
+  });
+  return NextResponse.json(created, { status: 201 });
+}