Changes

Co-authored-by: renee-png <262607627+renee-png@users.noreply.github.com>

src/routes/invoices.$invoiceId.tsx

@@ -114,6 +114,19 @@ function InvoiceDetail() {
     return Array.from(map.values());
   }, [items]);
 
+  // Billable fees vs billable expenses subtotals (non-billable items have amount 0 and are excluded).
+  const { feesSubtotal, expensesSubtotal } = useMemo(() => {
+    let fees = 0;
+    let exp = 0;
+    for (const it of items) {
+      const amt = Number(it.amount) || 0;
+      if (amt === 0) continue;
+      if (it.kind === "expense") exp += amt;
+      else fees += amt;
+    }
+    return { feesSubtotal: fees, expensesSubtotal: exp };
+  }, [items]);
+
   if (loading) return <PageContainer><p className="text-muted-foreground">Loading…</p></PageContainer>;
   if (!invoice) {
     return (
@@ -130,19 +143,6 @@ function InvoiceDetail() {
   const isDraft = invoice.status === "draft";
   const balance = Number(invoice.total) - Number(invoice.amount_paid);
 
-  // Billable fees vs billable expenses subtotals (non-billable items have amount 0 and are excluded).
-  const { feesSubtotal, expensesSubtotal } = useMemo(() => {
-    let fees = 0;
-    let exp = 0;
-    for (const it of items) {
-      const amt = Number(it.amount) || 0;
-      if (amt === 0) continue;
-      if (it.kind === "expense") exp += amt;
-      else fees += amt;
-    }
-    return { feesSubtotal: fees, expensesSubtotal: exp };
-  }, [items]);
-
   const setStatus = async (status: string) => {
     if (status === "void") {
       if (!confirm("Void this invoice? Totals will be zeroed out and time/expenses will be unbilled.")) return;