init git

initialize/cart-total-invoice.js

@@ -0,0 +1,22 @@
+export default (data) => {
+    const items = {
+        productsCount: 0,
+        productsPrice: 0,
+        discount: 0,
+        totalFactor: 0
+    }
+
+    items.productsCount = data.length
+    items.productsPrice =
+        data.reduce((sum, item) => sum + item.product.price * item.quantity, 0)
+
+    items.totalFactor =
+        data.reduce(
+            (sum, item) => sum + (item.product.specialPrice || item.product.price) * item.quantity,
+            0
+        )
+
+    items.discount = items.productsPrice - items.totalFactor
+
+    return items;
+}