u

src/utils/price.js

@@ -52,3 +52,38 @@ export function netFromGross(gross, taxRate) {
   if (factor <= 0) return null;
   return Math.round((gross / factor) * 10000) / 10000;
 }
+
+/**
+ * Resolves or calculates the gross price (Bruttopreis) for an article.
+ * Supports:
+ * - Direct gross price (`article.gross`)
+ * - Net price with tax rate (`article.net`, `article.taxRate`)
+ * - Nested prices array (`article.prices`)
+ *
+ * @param {object|null} article
+ * @param {number} [defaultTaxRate=0] Fallback tax rate if not present on article/price
+ * @returns {number|null} Gross price rounded to 2 decimal places, or null
+ */
+export function getArticleGross(article, defaultTaxRate = 0) {
+  if (!article) return null;
+  if (article.gross != null && Number.isFinite(Number(article.gross))) {
+    return Number(article.gross);
+  }
+  let net = article.net ?? article.price ?? article.vknetto;
+  let taxRate = article.taxRate;
+  if (net == null && Array.isArray(article.prices) && article.prices.length > 0) {
+    const base = article.prices.find((p) => p.minmultiplier === 1) ?? article.prices[0];
+    if (base?.gross != null && Number.isFinite(Number(base.gross))) {
+      return Number(base.gross);
+    }
+    net = base?.net;
+    if (taxRate == null) taxRate = base?.taxRate;
+  }
+  if (net == null || !Number.isFinite(Number(net))) return null;
+  const rate = taxRate != null && Number.isFinite(Number(taxRate))
+    ? Number(taxRate)
+    : Number(defaultTaxRate ?? 0);
+  const gross = Number(net) * (1 + rate / 100);
+  return Math.round((gross + Number.EPSILON) * 100) / 100;
+}
+