Allow Distrans between completed auction bids

game/engine.ts

@@ -5476,6 +5476,18 @@ function distransBlock(g: Game, owner: Player, card: Card): string | null {
   if (promised) return promised;
   const reserved = transferCardBlock(g, owner, card);
   if (reserved) return reserved;
+  // A started lot is only open between complete actions, not while a bid or
+  // its resulting interaction is still waiting for a decision.
+  const special = g.richeseAuction;
+  const started = !g.currentAuctionSale && (g.auction
+    ? g.auction.bid > 0 || g.auction.passed.length > 0
+    : !!special && (special.bid > 0 || special.passed.length > 0 ||
+      special.acted.length > 0 || Object.keys(special.sealed).length > 0));
+  if (started && (g.response || g.decision || g.pendingKarama || g.phaseOpening || g.pendingTreacheryDiscard))
+    return 'Finish the pending auction interaction before playing Distrans.';
+  // A special-lot Semuta continuation still needs an auction-bound resume.
+  if (started && special && (g.semutaPreview || g.semutaAdvancedOrdinaryPreview || g.semutaRecruitsPreview))
+    return 'Distrans between special-auction bids is unavailable with the Semuta preview.';
   return distransAuctionBlock(g);
 }
 function validateDistrans(
@@ -9681,7 +9693,7 @@ function semutaOfferSupported(
       entries[0].card.id === continuation.card;
   // These completed public costs retain the original ordinary lot through the
   // existing signed continuation. Semuta itself has no during-bid exception;
-  // native Distrans still cannot produce a transfer after that bid starts.
+  // Distrans can also produce this discard between completed ordinary bids.
   const ordinaryAuctionDiscard = g.phase === 3 && !!g.auction && !g.richeseAuction && !g.currentAuctionSale &&
     (continuation.kind === 'truthtranceDiscard' || continuation.kind === 'distransDiscard' ||
       continuation.kind === 'saphoTruthOrderDiscard' ||