Connect owned Sandmaster destination pile choices

components/sandmaster-worm.tsx

@@ -1,17 +1,31 @@
+import { splitLocation } from '@/game/board';
 import type { SandmasterDestinationCollection } from '@/game/sandmaster-movement';
 
-export function SandmasterWormChoice({ quote, collect, onChange }: {
+export function SandmasterWormChoice({ quote, collect, onChange, onPileChange }: {
   quote: SandmasterDestinationCollection | null;
   collect: boolean;
   onChange: (collect: boolean) => void;
+  onPileChange: (key: string) => void;
 }) {
   if (!quote) return null;
-  return <div className="notice" aria-label="Sandmaster worm collection">
+  return <div className="notice space-y-3" aria-label="Sandmaster worm collection">
     {quote.blocked ? <p>{quote.blocked} You may still ride without collecting.</p> : <>
-      <label><input type="checkbox" checked={collect}
+      <label className="flex min-h-11 items-start gap-2"><input className="mt-1 shrink-0" type="checkbox" checked={collect}
         onChange={event => onChange(event.target.checked)} />
         Collect 1 spice with Sandmaster at the destination
       </label>
+      {quote.piles.length > 1 && <>
+        <label className="flex flex-col gap-2">Destination spice pile
+          <select className="min-h-11 w-full" disabled={!collect} value={quote.key ?? ''} onChange={event => onPileChange(event.target.value)}>
+            {quote.piles.map(pile => <option key={pile.key} value={pile.key}>
+              Sector {splitLocation(pile.key).sector}: {pile.before} → {pile.before - 1} spice
+            </option>)}
+          </select>
+        </label>
+        <p className="fine">Provisional multi-pile policy: you choose which sector supplies
+          the one spice; this is not a publisher allocation ruling.</p>
+      </>}
+      <p className="fine">Sector {splitLocation(quote.key!).sector}: {quote.before} → {quote.before - 1} spice if collected.</p>
       <p className="fine">Collect once for this ride, even when several forces or source
         sectors participate. The source and intervening territories earn nothing.
         This does not use your normal movement.</p>