From 4f1becde00dca13cde023148e096df660ebd81b6 Mon Sep 17 00:00:00 2001
From: Cody Butz <codyjbutz@gmail.com>
Date: Tue, 20 Jan 2026 10:42:58 -0500
Subject: [PATCH 1/3] Allow the adjustment of LRP max price

---
 src/contracts/lrp/transactions.ts | 4 +++-
 tests/lrp.test.ts                 | 6 +++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/contracts/lrp/transactions.ts b/src/contracts/lrp/transactions.ts
index f7488dc..0b169fb 100644
--- a/src/contracts/lrp/transactions.ts
+++ b/src/contracts/lrp/transactions.ts
@@ -173,6 +173,7 @@ export async function adjustLrp(
    * and a negative amount takes lovelaces from the LRP.
    */
   lovelacesAdjustAmt: bigint,
+  newMaxPrice: OnChainDecimal | undefined,
   sysParams: SystemParams,
 ): Promise<TxBuilder> {
   const lrpScriptRefUtxo = matchSingle(
@@ -223,6 +224,7 @@ export async function adjustLrp(
         value: serialiseLrpDatum({
           ...lrpDatum,
           lovelacesToSpend: lrpDatum.lovelacesToSpend + lovelacesAdjustAmt,
+          maxPrice: newMaxPrice ? newMaxPrice : lrpDatum.maxPrice,
         }),
       },
       addAssets(
@@ -242,5 +244,5 @@ export async function claimLrp(
   lrpOutRef: OutRef,
   sysParams: SystemParams,
 ): Promise<TxBuilder> {
-  return adjustLrp(lucid, lrpOutRef, 0n, sysParams);
+  return adjustLrp(lucid, lrpOutRef, 0n, undefined, sysParams);
 }
diff --git a/tests/lrp.test.ts b/tests/lrp.test.ts
index 3c9ca39..9e29464 100644
--- a/tests/lrp.test.ts
+++ b/tests/lrp.test.ts
@@ -92,7 +92,7 @@ describe('LRP', () => {
     await runAndAwaitTx(
       context.lucid,
       findSingleLrp(context, sysParams, iasset, ownPkh).then((lrp) =>
-        adjustLrp(context.lucid, lrp, -1_000_000n, sysParams),
+        adjustLrp(context.lucid, lrp, -1_000_000n, undefined, sysParams),
       ),
     );
 
@@ -118,7 +118,7 @@ describe('LRP', () => {
 
     await runAndAwaitTx(
       context.lucid,
-      adjustLrp(context.lucid, adjustedUtxo1, 5_000_000n, sysParams),
+      adjustLrp(context.lucid, adjustedUtxo1, 5_000_000n, undefined, sysParams),
     );
 
     const adjustedUtxo2 = await findSingleLrp(
@@ -327,7 +327,7 @@ describe('LRP', () => {
 
     await runAndAwaitTx(
       context.lucid,
-      adjustLrp(context.lucid, redeemedLrp, -1_000_000n, sysParams),
+      adjustLrp(context.lucid, redeemedLrp, -1_000_000n, undefined, sysParams),
     );
 
     const adjustedLrp = await findSingleLrp(context, sysParams, iasset, ownPkh);

From c9907a5cd84ceeacee6b2077ed5d76ef958d473a Mon Sep 17 00:00:00 2001
From: Cody Butz <codyjbutz@gmail.com>
Date: Tue, 20 Jan 2026 10:47:24 -0500
Subject: [PATCH 2/3] Fix staking tests

---
 tests/staking.test.ts | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/tests/staking.test.ts b/tests/staking.test.ts
index 1476a18..f6acc5f 100644
--- a/tests/staking.test.ts
+++ b/tests/staking.test.ts
@@ -54,6 +54,7 @@ test<MyContext>('Staking - Create Position', async ({
 test<MyContext>('Staking - Adjust Position', async ({
   lucid,
   users,
+  emulator,
 }: MyContext) => {
   lucid.selectWallet.fromSeed(users.admin.seedPhrase);
   const [systemParams, _] = await init(lucid, [iusdInitialAssetCfg]);
@@ -78,6 +79,7 @@ test<MyContext>('Staking - Adjust Position', async ({
       1_000_000n,
       systemParams,
       lucid,
+      emulator.slot,
     ),
   );
 });
@@ -85,6 +87,7 @@ test<MyContext>('Staking - Adjust Position', async ({
 test<MyContext>('Staking - Close Position', async ({
   lucid,
   users,
+  emulator,
 }: MyContext) => {
   lucid.selectWallet.fromSeed(users.admin.seedPhrase);
   const [systemParams, _] = await init(lucid, [iusdInitialAssetCfg]);
@@ -104,13 +107,19 @@ test<MyContext>('Staking - Close Position', async ({
 
   await runAndAwaitTx(
     lucid,
-    closeStakingPosition(myStakingPosition.utxo, systemParams, lucid),
+    closeStakingPosition(
+      myStakingPosition.utxo,
+      systemParams,
+      lucid,
+      emulator.slot,
+    ),
   );
 });
 
 test<MyContext>('Staking - Distribute ADA to Stakers', async ({
   lucid,
   users,
+  emulator,
 }: MyContext) => {
   lucid.selectWallet.fromSeed(users.admin.seedPhrase);
   const [systemParams, _] = await init(lucid, [iusdInitialAssetCfg]);
@@ -159,7 +168,12 @@ test<MyContext>('Staking - Distribute ADA to Stakers', async ({
     () =>
       runAndAwaitTx(
         lucid,
-        closeStakingPosition(myStakingPosition.utxo, systemParams, lucid),
+        closeStakingPosition(
+          myStakingPosition.utxo,
+          systemParams,
+          lucid,
+          emulator.slot,
+        ),
       ),
   );
 

From f33d58e29985636841fa4b64c0b17712d3a2f0c2 Mon Sep 17 00:00:00 2001
From: Cody Butz <codyjbutz@gmail.com>
Date: Tue, 20 Jan 2026 10:48:13 -0500
Subject: [PATCH 3/3] Add max price sanity check

---
 src/contracts/lrp/transactions.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/contracts/lrp/transactions.ts b/src/contracts/lrp/transactions.ts
index 0b169fb..9bd7f2b 100644
--- a/src/contracts/lrp/transactions.ts
+++ b/src/contracts/lrp/transactions.ts
@@ -213,6 +213,10 @@ export async function adjustLrp(
     );
   }
 
+  if (newMaxPrice && newMaxPrice.getOnChainInt < 0n) {
+    throw new Error('Max price cannot be negative');
+  }
+
   return lucid
     .newTx()
     .readFrom([lrpScriptRefUtxo])