Phase7b: Manual Invoice

src/components/billing/running-total-widget.tsx

@@ -125,9 +125,16 @@ export function RunningTotalWidget({ isOwner }: Props) {
   }
   // draft
   const draft = data.draft;
-  const periodLabel = `${fmt.dateTime(new Date(draft.periodStart), {
-    dateStyle: "long",
-  })} → ${fmt.dateTime(new Date(draft.periodEnd), { dateStyle: "long" })}`;
+  // Phase 8: InvoiceDraft.periodStart/End became nullable for the
+  // custom-invoice flow. The running-total widget only renders the
+  // auto-cron draft (always has a period), so the null branch is
+  // defensive — if we ever did hit it the label just collapses.
+  const periodLabel =
+    draft.periodStart && draft.periodEnd
+      ? `${fmt.dateTime(new Date(draft.periodStart), {
+          dateStyle: "long",
+        })} → ${fmt.dateTime(new Date(draft.periodEnd), { dateStyle: "long" })}`
+      : "";
   return (
     <Card>
       <div className="flex items-start justify-between gap-4 flex-wrap mb-3">