Genesis

2026-07-06 01:31:11 +02:00
commit 917930d0fa
34 changed files with 2912 additions and 0 deletions
--- a/src/queries/product-list.js
+++ b/src/queries/product-list.js
@@ -0,0 +1,151 @@
+import sql from 'mssql';
+import { getPool } from '../db.js';
+import { getCustomerGroupIds } from './customer-groups.js';
+import { getProductAttributes } from './product-attributes.js';
+
+const LANGUAGE_ID = Number(process.env.LANGUAGE_ID) || 1;
+const TAX_ZONE_NAME = process.env.TAX_ZONE_NAME || 'Zone-EU';
+const IMAGE_PLATFORM_ID = Number(process.env.IMAGE_PLATFORM_ID) || 1;
+const IMAGE_SHOP_ID = Number(process.env.IMAGE_SHOP_ID) || 0;
+
+const PRODUCT_LIST_SQL = `
+WITH TaxRates AS (
+  SELECT kSteuerklasse, fSteuersatz
+  FROM dbo.tSteuersatz
+  WHERE kSteuerzone IN (SELECT kSteuerzone FROM dbo.tSteuerzone WHERE cName = @taxZoneName)
+)
+SELECT TOP (@limit)
+  a.kArtikel AS id,
+  a.cArtNr AS sku,
+  ab.cName AS name,
+  a.fVKNetto AS netPrice,
+  tr.fSteuersatz AS taxRate,
+  a.dErstelldatum AS createdAt,
+  CONVERT(BIGINT, a.bRowversion) AS lastChanged,
+  (
+    SELECT TOP 1 img.cHash
+    FROM dbo.tArtikelbildPlattform abp
+    INNER JOIN dbo.tBild img ON img.kBild = abp.kBild
+    WHERE abp.kArtikel = a.kArtikel
+      AND abp.kPlattform = @imagePlatformId
+      AND abp.kShop = @imageShopId
+    ORDER BY abp.nNr
+  ) AS imgHash,
+  (
+    SELECT STRING_AGG(CAST(ka.kKategorie AS varchar(20)), ',')
+    FROM dbo.tkategorieartikel ka
+    WHERE ka.kArtikel = a.kArtikel
+  ) AS categoryIds,
+  a.nIstVater AS isParent,
+  a.kVaterArtikel AS parentArticleId,
+  (
+    SELECT TOP 1 pv.cVariantName
+    FROM Pos.vProductVariant pv
+    WHERE pv.kProduct = a.kArtikel
+  ) AS variantName
+FROM dbo.tArtikel a
+INNER JOIN dbo.tArtikelBeschreibung ab ON ab.kArtikel = a.kArtikel AND ab.kSprache = @languageId
+LEFT JOIN TaxRates tr ON tr.kSteuerklasse = a.kSteuerklasse
+WHERE a.cAktiv = 'Y'
+  AND CONVERT(BIGINT, a.bRowversion) > @cursor
+ORDER BY lastChanged ASC;
+`;
+
+function priceOverridesSql(articleIds) {
+  const idList = articleIds.join(',');
+  return `
+    SELECT p.kArtikel AS articleId, p.kKundenGruppe AS customerGroupId, MIN(pd.fNettoPreis) AS netPrice
+    FROM dbo.tPreis p
+    INNER JOIN dbo.tPreisDetail pd ON pd.kPreis = p.kPreis
+    WHERE p.kArtikel IN (${idList}) AND p.kShop = 0 AND pd.nAnzahlAb = 0
+    GROUP BY p.kArtikel, p.kKundenGruppe;
+  `;
+}
+
+function formatDateTime(date) {
+  if (!date) {
+    return '0001-01-01 00:00:00';
+  }
+  const pad = (n) => String(n).padStart(2, '0');
+  return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())} ${pad(date.getHours())}:${pad(date.getMinutes())}:${pad(date.getSeconds())}`;
+}
+
+function grossPrice(netPrice, taxRate) {
+  return (Number(netPrice) * (1 + Number(taxRate || 0) / 100)).toFixed(2);
+}
+
+export async function getProductList({ cursor = 0, limit = 20 } = {}) {
+  const pool = getPool();
+
+  const [productResult, customerGroupIds] = await Promise.all([
+    pool
+      .request()
+      .input('cursor', sql.BigInt, cursor)
+      .input('limit', sql.Int, limit)
+      .input('languageId', sql.Int, LANGUAGE_ID)
+      .input('taxZoneName', sql.NVarChar, TAX_ZONE_NAME)
+      .input('imagePlatformId', sql.Int, IMAGE_PLATFORM_ID)
+      .input('imageShopId', sql.Int, IMAGE_SHOP_ID)
+      .query(PRODUCT_LIST_SQL),
+    getCustomerGroupIds(),
+  ]);
+
+  const products = productResult.recordset;
+  const articleIds = products.map((p) => p.id);
+
+  const overridesByArticle = new Map();
+  let attributesByArticle = new Map();
+  if (articleIds.length > 0) {
+    const [overrideResult, attributeMap] = await Promise.all([
+      pool.request().query(priceOverridesSql(articleIds)),
+      getProductAttributes(pool, articleIds),
+    ]);
+    attributesByArticle = attributeMap;
+    for (const row of overrideResult.recordset) {
+      if (!overridesByArticle.has(row.articleId)) {
+        overridesByArticle.set(row.articleId, new Map());
+      }
+      overridesByArticle.get(row.articleId).set(row.customerGroupId, row.netPrice);
+    }
+  }
+
+  return products.map((product) => {
+    const overrides = overridesByArticle.get(product.id);
+    const basePrice = grossPrice(product.netPrice, product.taxRate);
+
+    const prices = customerGroupIds.map((customerGroupId) => {
+      const overrideNetPrice = overrides?.get(customerGroupId);
+      const price =
+        overrideNetPrice !== undefined ? grossPrice(overrideNetPrice, product.taxRate) : basePrice;
+      return {
+        customerGroupId: String(customerGroupId),
+        customerId: '0',
+        price,
+        quantity: '0',
+      };
+    });
+
+    const categoryIds = product.categoryIds ? product.categoryIds.split(',') : [];
+    const articleAttributes = attributesByArticle.get(product.id);
+
+    return {
+      _id: String(product.id),
+      imghash: product.imgHash ?? null,
+      imgsrc: product.imgHash ?? null,
+      sku: product.sku,
+      name: product.name,
+      tax_rate: String(Math.round(Number(product.taxRate || 0))),
+      price: basePrice,
+      created_at: formatDateTime(product.createdAt),
+      lastChanged: String(product.lastChanged),
+      categories_id: categoryIds[0] ?? '0',
+      categories: categoryIds.map((categoryId) => ({ categoryId })),
+      prices,
+      is_parent: product.isParent ? '1' : '0',
+      parent: product.parentArticleId > 0 ? String(product.parentArticleId) : '0',
+      variants: product.variantName ?? '',
+      attributes: articleAttributes?.attributes ?? [],
+      ...(articleAttributes?.deposit ?? {}),
+    };
+  });
+}