From 41c1553b1ffa09c15c567155396dfe1e39b23351 Mon Sep 17 00:00:00 2001
From: admin <admin@c5ai.ch>
Date: Tue, 26 May 2026 23:12:03 +0200
Subject: [PATCH] Phase7b: Manual Invoice

---
 src/lib/billing.ts | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/lib/billing.ts b/src/lib/billing.ts
index 4525ae8..3a6e940 100644
--- a/src/lib/billing.ts
+++ b/src/lib/billing.ts
@@ -1319,15 +1319,29 @@ export async function computeCustomInvoiceTotals(params: {
   // (rappen precision). We carry the per-line amount on the row so
   // the PDF doesn't need to recompute and any rounding remains
   // identical between rendering passes.
+  //
+  // tenantName=null because custom invoices aren't bound to a
+  // specific tenant. unitLabel=null because admin-entered lines are
+  // free-form (the auto-cron lines use "day" / "request" /
+  // "message" — for custom lines the quantity is just a number).
+  // metadata.description preserves the admin's input so
+  // formatLineDescription can read it via the metadata channel
+  // (the row's description column also has it, redundantly, for
+  // safety). displayOrder reflects the order the admin added the
+  // rows so the PDF renders them top-to-bottom unchanged.
   const lines: Omit<InvoiceLine, "id" | "invoiceId">[] = payload.lines.map(
-    (ln) => {
+    (ln, idx) => {
       const amount = Math.round(ln.quantity * ln.unitPriceChf * 100) / 100;
       return {
+        tenantName: null,
         kind: "custom_line" as InvoiceLineKind,
         description: ln.description.trim(),
         quantity: ln.quantity,
+        unitLabel: null,
         unitPriceChf: ln.unitPriceChf,
         amountChf: amount,
+        metadata: { description: ln.description.trim() },
+        displayOrder: idx,
       };
     }
   );