webseite-ts-claude/backend/utils/json-modifier.ts

@@ -0,0 +1,32 @@
+import fs from 'node:fs';
+import { v4 as id } from 'uuid';
+
+const PRODUCTS_PATH = '../data/products.json';
+
+/** Ein vollständiges Produkt, so wie es in products.json steht. */
+interface Product {
+  _id: string;
+  position: number;
+  name: string;
+  price: number;
+}
+
+/** Produkt aus der Datei - _id und position können noch fehlen. */
+type ProductInput = Omit<Product, '_id' | 'position'> & Partial<Pick<Product, '_id' | 'position'>>;
+
+console.log(id()); // 97412ca6-c7a8-4868-a49b-3cf4c2258dd8
+
+try {
+  const data = JSON.parse(fs.readFileSync(PRODUCTS_PATH, 'utf-8')) as ProductInput[];
+
+  const products: Product[] = data.map((product, index) => {
+    return { _id: product._id || id(), position: index + 1, ...product };
+  });
+
+  console.log(products);
+
+  fs.writeFileSync(PRODUCTS_PATH, JSON.stringify(products, null, 2), 'utf-8');
+  console.log('File modified');
+} catch (error) {
+  console.log(error);
+}