klz-cables.com/scripts/export-legacy-products-json.ts

import * as fs from 'fs';
import * as path from 'path';
import { getPayload } from 'payload';
import configPromise from '@payload-config';

async function main() {
  const payload = await getPayload({ config: configPromise });
  const products: any[] = [];

  for (const locale of ['en', 'de'] as const) {
    const result = await payload.find({
      collection: 'products',
      locale: locale as any,
      pagination: false,
    });

    for (const doc of result.docs) {
      if (!doc.title || !doc.slug) continue;

      const images: string[] = [];
      if (doc.featuredImage) {
        const url =
          typeof doc.featuredImage === 'string'
            ? doc.featuredImage
            : (doc.featuredImage as any).url;
        if (url) images.push(url);
      }

      const categories = Array.isArray(doc.categories)
        ? doc.categories
            .map((c: any) => ({ name: String(c.category || c) }))
            .filter((c: any) => c.name)
        : [];

      const attributes: any[] = [];
      if (Array.isArray((doc as any).content?.root?.children)) {
        const ptBlock = (doc as any).content.root.children.find(
          (n: any) => n.type === 'block' && n.fields?.blockType === 'productTabs',
        );
        if (ptBlock?.fields?.technicalItems) {
          for (const item of ptBlock.fields.technicalItems) {
            const label = item.unit ? `${item.label} [${item.unit}]` : item.label;
            if (label && item.value) attributes.push({ name: label, options: [item.value] });
          }
        }
      }

      products.push({
        id: doc.id,
        name: doc.title,
        shortDescriptionHtml: (doc as any).shortDescription || '',
        descriptionHtml: '',
        images,
        featuredImage: images[0] || null,
        sku: doc.slug,
        slug: doc.slug,
        translationKey: doc.slug,
        locale,
        categories,
        attributes,
      });
    }
  }

  const outDir = path.join(process.cwd(), 'data/processed');
  if (!fs.existsSync(outDir)) {
    fs.mkdirSync(outDir, { recursive: true });
  }
  fs.writeFileSync(path.join(outDir, 'products.json'), JSON.stringify(products, null, 2));
  console.log(`Exported ${products.length} products to data/processed/products.json`);
  process.exit(0);
}

main();