From 098afebbe03fa32ad6399a7fd2697b62acadda21 Mon Sep 17 00:00:00 2001
From: Craig Raw <craigraw@gmail.com>
Date: Wed, 21 May 2025 15:38:06 +0200
Subject: [PATCH] increase recent blocks estimated fee rate update frequency

---
 .../sparrowwallet/sparrow/control/RecentBlocksView.java   | 8 ++++++++
 .../com/sparrowwallet/sparrow/wallet/SendController.java  | 1 +
 2 files changed, 9 insertions(+)

diff --git a/src/main/java/com/sparrowwallet/sparrow/control/RecentBlocksView.java b/src/main/java/com/sparrowwallet/sparrow/control/RecentBlocksView.java
index 3e9ac62e..db47bd84 100644
--- a/src/main/java/com/sparrowwallet/sparrow/control/RecentBlocksView.java
+++ b/src/main/java/com/sparrowwallet/sparrow/control/RecentBlocksView.java
@@ -17,8 +17,10 @@ import javafx.util.Duration;
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 import java.util.concurrent.TimeUnit;
 
+import static com.sparrowwallet.sparrow.AppServices.TARGET_BLOCKS_RANGE;
 import static com.sparrowwallet.sparrow.control.BlockCube.CUBE_SIZE;
 
 public class RecentBlocksView extends Pane {
@@ -136,6 +138,12 @@ public class RecentBlocksView extends Pane {
         }
     }
 
+    public void updateFeeRate(Map<Integer, Double> targetBlockFeeRates) {
+        int defaultTarget = TARGET_BLOCKS_RANGE.get((TARGET_BLOCKS_RANGE.size() / 2) - 1);
+        Double defaultRate = targetBlockFeeRates.get(defaultTarget);
+        updateFeeRate(defaultRate);
+    }
+
     public void updateFeeRate(Double currentFeeRate) {
         if(!getCubes().isEmpty()) {
             BlockCube firstCube = getCubes().getFirst();
diff --git a/src/main/java/com/sparrowwallet/sparrow/wallet/SendController.java b/src/main/java/com/sparrowwallet/sparrow/wallet/SendController.java
index 7f1de26a..720c6b04 100644
--- a/src/main/java/com/sparrowwallet/sparrow/wallet/SendController.java
+++ b/src/main/java/com/sparrowwallet/sparrow/wallet/SendController.java
@@ -1411,6 +1411,7 @@ public class SendController extends WalletFormController implements Initializabl
             setFeeRatePriority(getFeeRangeRate());
         }
         feeRange.updateTrackHighlight();
+        recentBlocksView.updateFeeRate(event.getTargetBlockFeeRates());
 
         if(updateDefaultFeeRate) {
             if(getFeeRate() != null && Long.valueOf((long)getFallbackFeeRate()).equals(getFeeRate().longValue())) {