Rearrange sources (#4997)

src/libxrpl/protocol/NFTokenOfferID.cpp

@@ -0,0 +1,74 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of rippled: https://github.com/ripple/rippled
+    Copyright (c) 2023 Ripple Labs Inc.
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose  with  or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#include <ripple/protocol/NFTokenOfferID.h>
+#include <ripple/protocol/jss.h>
+
+namespace ripple {
+
+bool
+canHaveNFTokenOfferID(
+    std::shared_ptr<STTx const> const& serializedTx,
+    TxMeta const& transactionMeta)
+{
+    if (!serializedTx)
+        return false;
+
+    TxType const tt = serializedTx->getTxnType();
+    if (!(tt == ttNFTOKEN_MINT && serializedTx->isFieldPresent(sfAmount)) &&
+        tt != ttNFTOKEN_CREATE_OFFER)
+        return false;
+
+    // if the transaction failed nothing could have been delivered.
+    if (transactionMeta.getResultTER() != tesSUCCESS)
+        return false;
+
+    return true;
+}
+
+std::optional<uint256>
+getOfferIDFromCreatedOffer(TxMeta const& transactionMeta)
+{
+    for (STObject const& node : transactionMeta.getNodes())
+    {
+        if (node.getFieldU16(sfLedgerEntryType) != ltNFTOKEN_OFFER ||
+            node.getFName() != sfCreatedNode)
+            continue;
+
+        return node.getFieldH256(sfLedgerIndex);
+    }
+    return std::nullopt;
+}
+
+void
+insertNFTokenOfferID(
+    Json::Value& response,
+    std::shared_ptr<STTx const> const& transaction,
+    TxMeta const& transactionMeta)
+{
+    if (!canHaveNFTokenOfferID(transaction, transactionMeta))
+        return;
+
+    std::optional<uint256> result = getOfferIDFromCreatedOffer(transactionMeta);
+
+    if (result.has_value())
+        response[jss::offer_id] = to_string(result.value());
+}
+
+}  // namespace ripple