feat: Introduce CustomFeeLimits for ScheduledTransactions

.github/workflows/zxc-build-library.yaml

@@ -183,7 +183,9 @@ jobs:
         uses: hiero-ledger/hiero-solo-action@10ec96a107b8d2f5cd26b3e7ab47e65407b5c462 # v0.11.0
         with:
           installMirrorNode: true
-          hieroVersion: v0.61.4
+          hieroVersion: v0.65.0
+          mirrorNodeVersion: v0.136.1
+
 
       - name: Start CTest suite (Debug)
         run: ${{ steps.cgroup.outputs.exec }} ctest -j 6 -C Debug --test-dir build/${{ matrix.preset }}-debug --output-on-failure

src/sdk/main/include/TopicMessageSubmitTransaction.h

@@ -115,7 +115,7 @@ class TopicMessageSubmitTransaction : public ChunkedTransaction<TopicMessageSubm
    *
    * @return A vector containing the current custom fee limits.
    */
-  [[nodiscard]] std::vector<CustomFeeLimit> getCustomFeeLimits() const;
+  [[nodiscard]] inline std::vector<CustomFeeLimit> getCustomFeeLimits() const { return mCustomFeeLimits; }
 
 private:
   friend class WrappedTransaction;

src/sdk/main/src/TopicMessageSubmitTransaction.cc

@@ -96,6 +96,12 @@ void TopicMessageSubmitTransaction::validateChecksums(const Client& client) cons
 void TopicMessageSubmitTransaction::addToBody(proto::TransactionBody& body) const
 {
   body.set_allocated_consensussubmitmessage(build());
+
+  // Add custom fee limits to the transaction body
+  for (const auto& fee : mCustomFeeLimits)
+  {
+    body.mutable_max_custom_fees()->AddAllocated(fee.toProtobuf().release());
+  }
 }
 
 //-----
@@ -104,10 +110,6 @@ void TopicMessageSubmitTransaction::addToChunk(uint32_t chunk, uint32_t total, p
   body.set_allocated_consensussubmitmessage(build(static_cast<int>(chunk)));
   body.mutable_consensussubmitmessage()->mutable_chunkinfo()->set_allocated_initialtransactionid(
     getTransactionId().toProtobuf().release());
-  for (const auto& fee : mCustomFeeLimits)
-  {
-    body.mutable_max_custom_fees()->AddAllocated(fee.toProtobuf().release());
-  }
   body.mutable_consensussubmitmessage()->mutable_chunkinfo()->set_number(static_cast<int32_t>(chunk + 1));
   body.mutable_consensussubmitmessage()->mutable_chunkinfo()->set_total(static_cast<int32_t>(total));
 }
@@ -128,6 +130,13 @@ void TopicMessageSubmitTransaction::initFromSourceTransactionBody()
     mTopicId = TopicId::fromProtobuf(body.topicid());
   }
 
+  // Read custom fee limits from the transaction body
+  mCustomFeeLimits.clear();
+  for (const auto& protoFeeLimit : transactionBody.max_custom_fees())
+  {
+    mCustomFeeLimits.push_back(CustomFeeLimit::fromProtobuf(protoFeeLimit));
+  }
+
   // Construct the data from the various Transaction protobuf objects.
   std::string data;
   bool dataStillExists = true;
@@ -151,15 +160,6 @@ void TopicMessageSubmitTransaction::initFromSourceTransactionBody()
     proto::TransactionBody txBody;
     txBody.ParseFromArray(signedTx.bodybytes().data(), static_cast<int>(signedTx.bodybytes().size()));
 
-    // Should also set the custom fee limits but only once as every chunk would contain the limits.
-    if (mCustomFeeLimits.empty())
-    {
-      for (const auto& feeLimit : txBody.max_custom_fees())
-      {
-        mCustomFeeLimits.push_back(CustomFeeLimit::fromProtobuf(feeLimit));
-      }
-    }
-
     data += txBody.consensussubmitmessage().message();
   }
 

src/sdk/main/src/WrappedTransaction.cc

@@ -213,6 +213,12 @@ WrappedTransaction WrappedTransaction::fromProtobuf(const proto::SchedulableTran
   txBody.set_memo(proto.memo());
   txBody.set_transactionfee(proto.transactionfee());
 
+  // Copy custom fee limits from the schedulable transaction body
+  if (proto.max_custom_fees_size() > 0)
+  {
+    *txBody.mutable_max_custom_fees() = proto.max_custom_fees();
+  }
+
   if (proto.has_cryptoapproveallowance())
   {
     *txBody.mutable_cryptoapproveallowance() = proto.cryptoapproveallowance();
@@ -1022,12 +1028,36 @@ std::unique_ptr<proto::Transaction> WrappedTransaction::toProtobufTransaction()
 //-----
 std::unique_ptr<proto::SchedulableTransactionBody> WrappedTransaction::toSchedulableProtobuf() const
 {
-  proto::TransactionBody txBody = *toProtobuf();
+  // Use source transaction body directly to avoid rebuilding and duplicating custom fee limits
+  // Get the existing source transaction body without calling updateSourceTransactionBody() which
+  // would duplicate custom fee limits.
+  proto::TransactionBody txBody;
+  switch (getTransactionType())
+  {
+    case TOPIC_MESSAGE_SUBMIT_TRANSACTION:
+    {
+      const auto transaction = getTransaction<TopicMessageSubmitTransaction>();
+      txBody = transaction->getSourceTransactionBody();
+      break;
+    }
+    default:
+    {
+      // For other transaction types, fall back to the original behavior
+      txBody = *toProtobuf();
+      break;
+    }
+  }
 
   auto schedulableTxBody = std::make_unique<proto::SchedulableTransactionBody>();
   schedulableTxBody->set_transactionfee(txBody.transactionfee());
   schedulableTxBody->set_memo(txBody.memo());
 
+  // Copy custom fee limits from the transaction body
+  if (txBody.max_custom_fees_size() > 0)
+  {
+    *schedulableTxBody->mutable_max_custom_fees() = txBody.max_custom_fees();
+  }
+
   if (txBody.has_cryptoapproveallowance())
   {
     schedulableTxBody->set_allocated_cryptoapproveallowance(txBody.release_cryptoapproveallowance());

src/sdk/tests/integration/ContractNonceInfoIntegrationTests.cc

@@ -56,7 +56,7 @@ TEST_F(ContractNonceInfoIntegrationTests, ContractADeploysContractBInConstructor
   TransactionResponse response;
   ASSERT_NO_THROW(response = ContractCreateTransaction()
                                .setAdminKey(operatorKey->getPublicKey())
-                               .setGas(100000ULL)
+                               .setGas(1000000ULL)
                                .setBytecodeFileId(fileId)
                                .setMemo(memo)
                                .execute(getTestClient()));

src/sdk/tests/integration/SystemDeleteTransactionIntegrationTests.cc

@@ -69,7 +69,7 @@ TEST_F(SystemDeleteTransactionIntegrationTests, DeleteContract)
   ASSERT_NO_THROW(contractId =
                     ContractCreateTransaction()
                       .setAdminKey(operatorKey)
-                      .setGas(100000ULL)
+                      .setGas(1000000ULL)
                       .setConstructorParameters(ContractFunctionParameters().addString("Hello from Hiero.").toBytes())
                       .setBytecodeFileId(fileId)
                       .execute(getTestClient())