From 44f2217a6801d343988902212c5fd2a41274564b Mon Sep 17 00:00:00 2001
From: Mononaut <github@monospace.live>
Date: Mon, 24 Jul 2023 10:45:27 +0900
Subject: [PATCH] Fix typo which skips sigop calculation

---
 backend/src/api/mempool.ts           | 2 +-
 backend/src/api/transaction-utils.ts | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/backend/src/api/mempool.ts b/backend/src/api/mempool.ts
index bc3f33806..d988ea47a 100644
--- a/backend/src/api/mempool.ts
+++ b/backend/src/api/mempool.ts
@@ -86,7 +86,7 @@ class Mempool {
     this.mempoolCache = mempoolData;
     let count = 0;
     for (const txid of Object.keys(this.mempoolCache)) {
-      if (this.mempoolCache[txid].sigops == null || this.mempoolCache[txid].effectiveFeePerVsize == null) {
+      if (!this.mempoolCache[txid].sigops || this.mempoolCache[txid].effectiveFeePerVsize == null) {
         this.mempoolCache[txid] = transactionUtils.extendMempoolTransaction(this.mempoolCache[txid]);
       }
       if (this.mempoolCache[txid].order == null) {
diff --git a/backend/src/api/transaction-utils.ts b/backend/src/api/transaction-utils.ts
index 849aff8f3..a48c9f259 100644
--- a/backend/src/api/transaction-utils.ts
+++ b/backend/src/api/transaction-utils.ts
@@ -74,7 +74,7 @@ class TransactionUtils {
   public extendMempoolTransaction(transaction: IEsploraApi.Transaction): MempoolTransactionExtended {
     const vsize = Math.ceil(transaction.weight / 4);
     const fractionalVsize = (transaction.weight / 4);
-    const sigops = Common.isLiquid() ? this.countSigops(transaction) : 0;
+    const sigops = !Common.isLiquid() ? this.countSigops(transaction) : 0;
     // https://github.com/bitcoin/bitcoin/blob/e9262ea32a6e1d364fb7974844fadc36f931f8c6/src/policy/policy.cpp#L295-L298
     const adjustedVsize = Math.max(fractionalVsize, sigops *  5); // adjusted vsize = Max(weight, sigops * bytes_per_sigop) / witness_scale_factor
     const feePerVbytes = (transaction.fee || 0) / fractionalVsize;