feat(frontend): Abfuellungen und Produkte (Modul 23)

/products, /products/new, /bottling/new, /bottling/:id. Verbindung
von der Honigcharge-Detailseite zur Abfuellung, Nav-Dropdown "Mehr"
fuer alle Rollen mit Produkte/Abfuellungen erweitert.

ApiCore-Frontend/src/lib/bottling/api.ts

@@ -0,0 +1,24 @@
+import { apiFetch } from "@/lib/auth/api-client";
+import { BottlingBatch, BottlingBatchFilter, CreateBottlingBatchInput } from "./types";
+
+export function fetchBottlingBatches(
+  filter: BottlingBatchFilter = {},
+): Promise<BottlingBatch[]> {
+  const params = new URLSearchParams();
+  if (filter.honeyBatchId) params.set("honeyBatchId", filter.honeyBatchId);
+  const query = params.toString();
+  return apiFetch<BottlingBatch[]>(`/bottling-batches${query ? `?${query}` : ""}`);
+}
+
+export function fetchBottlingBatch(id: string): Promise<BottlingBatch> {
+  return apiFetch<BottlingBatch>(`/bottling-batches/${id}`);
+}
+
+export function createBottlingBatch(
+  input: CreateBottlingBatchInput,
+): Promise<BottlingBatch> {
+  return apiFetch<BottlingBatch>("/bottling-batches", {
+    method: "POST",
+    body: JSON.stringify(input),
+  });
+}

ApiCore-Frontend/src/lib/bottling/types.ts

@@ -0,0 +1,28 @@
+export interface BottlingBatch {
+  id: string;
+  honeyBatchId: string;
+  productId: string | null;
+  date: string;
+  jarSize: number;
+  jarCount: number;
+  totalAmount: number;
+  bestBeforeDate: string;
+  lotNumber: string;
+  createdAt: string;
+  honeyBatch: { id: string; batchNumber: string };
+  product: { id: string; name: string } | null;
+}
+
+export interface CreateBottlingBatchInput {
+  honeyBatchId: string;
+  productId?: string;
+  date: string;
+  jarSize: number;
+  jarCount: number;
+  bestBeforeDate: string;
+  lotNumber: string;
+}
+
+export interface BottlingBatchFilter {
+  honeyBatchId?: string;
+}

ApiCore-Frontend/src/lib/products/api.ts

@@ -0,0 +1,32 @@
+import { apiFetch } from "@/lib/auth/api-client";
+import {
+  CreateProductInput,
+  Product,
+  ProductFilter,
+  UpdateProductInput,
+} from "./types";
+
+export function fetchProducts(filter: ProductFilter = {}): Promise<Product[]> {
+  const params = new URLSearchParams();
+  if (filter.status) params.set("status", filter.status);
+  const query = params.toString();
+  return apiFetch<Product[]>(`/products${query ? `?${query}` : ""}`);
+}
+
+export function fetchProduct(id: string): Promise<Product> {
+  return apiFetch<Product>(`/products/${id}`);
+}
+
+export function createProduct(input: CreateProductInput): Promise<Product> {
+  return apiFetch<Product>("/products", {
+    method: "POST",
+    body: JSON.stringify(input),
+  });
+}
+
+export function updateProduct(id: string, input: UpdateProductInput): Promise<Product> {
+  return apiFetch<Product>(`/products/${id}`, {
+    method: "PATCH",
+    body: JSON.stringify(input),
+  });
+}

ApiCore-Frontend/src/lib/products/types.ts

@@ -0,0 +1,31 @@
+export type ProductStatus = "ACTIVE" | "DISCONTINUED";
+
+export interface Product {
+  id: string;
+  name: string;
+  description: string | null;
+  sku: string | null;
+  packagingSize: number | null;
+  weight: number | null;
+  salesUnit: string | null;
+  status: ProductStatus;
+  createdAt: string;
+  updatedAt: string;
+}
+
+export interface CreateProductInput {
+  name: string;
+  description?: string;
+  sku?: string;
+  packagingSize?: number;
+  weight?: number;
+  salesUnit?: string;
+}
+
+export interface UpdateProductInput extends Partial<CreateProductInput> {
+  status?: ProductStatus;
+}
+
+export interface ProductFilter {
+  status?: ProductStatus;
+}