fix: make last license date input only applicable to one-time purchases and ensure multiplier only affects one_time products

shop/lib/license-transform.ts

@@ -138,7 +138,8 @@ export function buildOrderSnapshot(
     : 'monthly')
 
   let multiplier = 1
-  if (lastLicenseDate && billingCycle === 'one_time') {
+  const hasOneTime = items.some(item => item.billing_interval === 'one_time')
+  if (lastLicenseDate && hasOneTime) {
     const lastDate = new Date(lastLicenseDate)
     const today = new Date()
     const yearsDiff = today.getFullYear() - lastDate.getFullYear()
@@ -159,11 +160,13 @@ export function buildOrderSnapshot(
       multiplier = 0.90
     }
 
-    // Multiply item_total in items by multiplier
+    // Multiply only one_time item totals by multiplier
     items.forEach(item => {
-      item.item_total = item.item_total * multiplier
+      if (item.billing_interval === 'one_time') {
+        item.item_total = item.item_total * multiplier
+      }
     })
-    subtotal = subtotal * multiplier
+    subtotal = items.reduce((acc, item) => acc + item.item_total, 0)
   }
 
   const taxAmount = Math.round(subtotal * (dominantTaxRate / 100) * 100) / 100
@@ -178,7 +181,7 @@ export function buildOrderSnapshot(
     tax_amount: taxAmount,
     total,
     last_license_date: lastLicenseDate || null,
-    price_multiplier: lastLicenseDate && billingCycle === 'one_time' ? multiplier : null,
+    price_multiplier: lastLicenseDate && hasOneTime ? multiplier : null,
   }
 }