feat(orders): label lines split off a short collection

Shows "Short delivered · on <PO>" next to the description on /orders and
the order page so the buyer doesn't re-order units already on back order.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/app/(app)/orders/[id]/page.tsx

@@ -70,6 +70,7 @@ import type { MatchedAttachment } from "@/components/orders/attachment-list";
 
 import { AiItemHistoryTrigger } from "@/components/ai-item-history-trigger";
 import type { Order, OrderItem, PurchaseOrder, Quote, ItemIntel, ItemStatus } from "@/lib/types";
+import { ShortDeliveredPill } from "@/components/orders/short-delivered-pill";
 import type { ScoreBreakdown, LineMatchBreakdown } from "@/lib/server/order-quote-match";
 import type { OrderDetail } from "@/lib/server/orders-service";
 
@@ -687,6 +688,7 @@ export default function OrderDetailPage({ params }: { params: Promise<{ id: stri
                               className="mt-0.5"
                             />
                             <span>{item.description}</span>
+                            <ShortDeliveredPill item={item} />
                           </div>
                           {item.po_description && item.po_description !== item.description && (
                             <div className="text-xs text-muted-foreground mt-1 whitespace-pre-wrap break-words">

src/app/(app)/orders/page.tsx

@@ -37,6 +37,7 @@ import type {
 } from "@/lib/server/orders-service";
 import { AiItemHistoryTrigger } from "@/components/ai-item-history-trigger";
 import { ItemStatusPill } from "@/components/item-status-pill";
+import { ShortDeliveredPill } from "@/components/orders/short-delivered-pill";
 import {
   TAB_GROUP_VISUAL,
   TAB_GROUP_ITEM_STATUSES,
@@ -1004,7 +1005,10 @@ function OrderCard({
                       intel={null}
                       className="-my-1"
                     />
-                    <span className="flex-1 truncate">{item.description}</span>
+                    <span className="flex-1 min-w-0 flex items-center gap-1.5">
+                      <span className="truncate">{item.description}</span>
+                      <ShortDeliveredPill item={item} />
+                    </span>
                     <span className="text-muted-foreground shrink-0">×{item.quantity ?? "—"}</span>
                     <span className="shrink-0 tabular-nums">
                       {item.selling_price !== null && item.quantity !== null

src/components/orders/short-delivered-pill.test.ts

@@ -0,0 +1,19 @@
+import { describe, expect, it } from "vitest";
+import { shortDeliveredLabel } from "./short-delivered-pill";
+
+describe("shortDeliveredLabel", () => {
+  it("names the PO the remainder is already on", () => {
+    const label = shortDeliveredLabel({
+      order_item_details: JSON.stringify({
+        shortCollection: { sourceItemId: "o", ordered: 770, collected: 549, remainderQty: 221, poNumber: "PO202610005BID", reason: "[Other]" },
+      }),
+    });
+    expect(label?.text).toBe("Short delivered · on PO202610005BID");
+    expect(label?.title).toContain("Only 549 of 770");
+  });
+
+  it("is null for the collected part and for ordinary lines", () => {
+    expect(shortDeliveredLabel({ order_item_details: { shortCollection: { remainderItemId: "r" } } })).toBeNull();
+    expect(shortDeliveredLabel({ order_item_details: null })).toBeNull();
+  });
+});

src/components/orders/short-delivered-pill.tsx

@@ -0,0 +1,41 @@
+"use client";
+
+import { readShortCollectionMarker } from "@/lib/short-collection";
+
+/**
+ * Label for a line split off a short collection (see
+ * `src/lib/short-collection.ts`), shown next to its description so the
+ * buyer doesn't order it a second time: the supplier already has it on
+ * the original PO, it just came short.
+ */
+export function shortDeliveredLabel(item: {
+  order_item_details?: string | Record<string, unknown> | null;
+}): { text: string; title: string } | null {
+  const marker = readShortCollectionMarker(item.order_item_details);
+  if (!marker || marker.role !== "remainder") return null;
+  const po = marker.poNumber || "the original PO";
+  return {
+    text: `Short delivered · on ${po}`,
+    title:
+      `Only ${marker.collected} of ${marker.ordered} came in on ${po}. ` +
+      `These ${marker.remainderQty} were already ordered — check with the supplier before ordering again.` +
+      (marker.reason ? ` Driver: ${marker.reason}` : ""),
+  };
+}
+
+export function ShortDeliveredPill({
+  item,
+}: {
+  item: { order_item_details?: string | Record<string, unknown> | null };
+}) {
+  const label = shortDeliveredLabel(item);
+  if (!label) return null;
+  return (
+    <span
+      title={label.title}
+      className="shrink-0 rounded-full border border-warn/40 bg-warn/10 px-2 py-0.5 text-[11px] font-medium text-warn-foreground dark:text-warn"
+    >
+      {label.text}
+    </span>
+  );
+}