Resume Richese auctions after Distrans Semuta reaction

game/engine.ts

@@ -1734,6 +1734,8 @@ export type Game = {
         }
       | {
           kind: 'distransDiscard';
+          /** Present on new special-auction reactions; older saves omit it. */
+          auctionBinding?: string;
           owner: string;
           recipient: string;
           transferred: string;
@@ -5485,9 +5487,17 @@ function distransBlock(g: Game, owner: Player, card: Card): string | null {
       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.';
+  if (started && special && (g.semutaPreview || g.semutaAdvancedOrdinaryPreview || g.semutaRecruitsPreview)) {
+    const auctionBinding = distransSpecialAuctionBinding(g);
+    const continuation: DistransDiscardContinuation = {
+      kind: 'distransDiscard', owner: owner.id, recipient: owner.id, transferred: '', card: card.id,
+      auctionBinding, resume: { response: g.response, decision: g.decision,
+        pendingKarama: g.pendingKarama, phaseOpening: g.phaseOpening }, stateSignature: '',
+    };
+    if (!auctionBinding || !semutaOfferSupported(g, continuation,
+      [{ card, discardedBy: owner.id, publicFace: true }]))
+      return 'Finish the special auction before playing Distrans in this Semuta interaction.';
+  }
   return distransAuctionBlock(g);
 }
 function validateDistrans(
@@ -6443,6 +6453,14 @@ type DistransDiscardContinuation = Extract<
   NonNullable<Game['pendingTreacheryDiscard']>['continuation'],
   { kind: 'distransDiscard' }
 >;
+/** Preserve the physical special lot and its committed funds through Semuta. */
+function distransSpecialAuctionBinding(g: Game): string | undefined {
+  if (g.phase !== 3 || !g.richeseAuction || g.auction || g.ixAuction || g.currentAuctionSale ||
+    distransAuctionBlock(g)) return undefined;
+  return JSON.stringify({ turn: g.turn, phase: g.phase, active: g.active, order: g.order,
+    auction: g.richeseAuction, bidding: g.richeseBidding, funding: g.richeseFunding,
+    aid: g.aid, players: g.players.map(p => ({ id: p.id, spice: p.spice, ally: p.ally })) });
+}
 function distransDiscardSignature(g: Game, c: DistransDiscardContinuation) {
   const owner = getPlayer(g, c.owner), recipient = getPlayer(g, c.recipient);
   return JSON.stringify({
@@ -6451,6 +6469,7 @@ function distransDiscardSignature(g: Game, c: DistransDiscardContinuation) {
     turn: g.turn, phase: g.phase, active: g.active,
     ownerHand: owner.hand.map(card => card.id),
     recipientHand: recipient.hand.map(card => card.id),
+    ...(c.auctionBinding === undefined ? {} : { auctionBinding: c.auctionBinding }),
   });
 }
 type SaphoTruthOrderDiscardContinuation = Extract<
@@ -8338,6 +8357,7 @@ function treacheryDiscardIntegrity(g: Game) {
       !g.discard.some(card => card.id === c.transferred) &&
       !c.resume.response && !c.resume.decision &&
       !c.resume.pendingKarama && !c.resume.phaseOpening &&
+      (c.auctionBinding === undefined || c.auctionBinding === distransSpecialAuctionBinding(g)) &&
       c.stateSignature === distransDiscardSignature(g, c),
       'The completed private Distrans transfer no longer matches its fresh discard.',
     );
@@ -9703,6 +9723,9 @@ function semutaOfferSupported(
     !!continuation.richeseLotEvent && continuation.richeseLotEvent === g.richeseAuction?.event;
   const richeseBoxDiscard = supportedRicheseTruthLot(g) && continuation.kind === 'nullentropyDiscard' &&
     continuation.auctionBinding?.kind === 'richese';
+  const richeseDistransDiscard = continuation.kind === 'distransDiscard' &&
+    continuation.auctionBinding !== undefined &&
+    continuation.auctionBinding === distransSpecialAuctionBinding(g);
   if (continuation.kind === 'truthtranceDiscard' &&
     ['bribe', 'bribeExpression', 'mixedBribe'].includes(continuation.record.question.kind) &&
     (!continuation.bribeBinding || !bareBasicSemutaProfile(g) || !bribePromiseModeSupported(g))) return false;
@@ -10129,7 +10152,7 @@ function semutaOfferSupported(
     (advisorDiscard || auctionCostDiscard || bonusDiscard || auctionAdvantageDiscard || richeseGiftDiscard || bgDiscard || continuation.kind === 'specialKaramaDiscard' || continuation.kind === 'saphoAuctionDiscard' ||
       continuation.kind === 'ixAllyCard' ||
       (continuation.kind === 'karamaIncomeDiscard' &&
-        continuation.use.response.kind === 'emperorIncome') || richeseTruthDiscard || richeseBoxDiscard || !g.richeseAuction) &&
+        continuation.use.response.kind === 'emperorIncome') || richeseTruthDiscard || richeseBoxDiscard || richeseDistransDiscard || !g.richeseAuction) &&
     (richeseGiftDiscard || combatDiscard || alliedTraitorDiscard || occupyDiscard || continuation.kind === 'saphoAggressorDiscard' ||
       (continuation.kind === 'saphoTruthOrderDiscard' && !!continuation.battleEvent &&
         g.phase === 6 && g.battle?.event === continuation.battleEvent && !g.battle.revealed && !g.battle.preparation &&
@@ -44258,6 +44281,7 @@ function applyActionInner(
         g.semutaRecruitsPreview && basicIndependentRecruitsSemutaProfile(g)) && !g.pendingTreacheryDiscard) {
       const continuation: DistransDiscardContinuation = {
         kind: 'distransDiscard', owner: p.id, recipient: recipient.id,
+        ...(distransSpecialAuctionBinding(g) === undefined ? {} : { auctionBinding: distransSpecialAuctionBinding(g) }),
         transferred: result.transferred.id, card: result.discarded.id,
         resume: { response: g.response, decision: g.decision,
           pendingKarama: g.pendingKarama, phaseOpening: g.phaseOpening },