include fee configuration in channel details

web/src/main/java/de/cotto/lndmanagej/controller/ChannelDetailsController.java

@@ -2,16 +2,19 @@ package de.cotto.lndmanagej.controller;
 
 import com.codahale.metrics.MetricRegistry;
 import de.cotto.lndmanagej.controller.dto.ChannelDetailsDto;
+import de.cotto.lndmanagej.controller.dto.FeeConfigurationDto;
 import de.cotto.lndmanagej.controller.dto.ObjectMapperConfiguration;
 import de.cotto.lndmanagej.controller.dto.OnChainCostsDto;
 import de.cotto.lndmanagej.metrics.Metrics;
 import de.cotto.lndmanagej.model.BalanceInformation;
 import de.cotto.lndmanagej.model.ChannelId;
 import de.cotto.lndmanagej.model.Coins;
+import de.cotto.lndmanagej.model.FeeConfiguration;
 import de.cotto.lndmanagej.model.LocalChannel;
 import de.cotto.lndmanagej.model.Pubkey;
 import de.cotto.lndmanagej.service.BalanceService;
 import de.cotto.lndmanagej.service.ChannelService;
+import de.cotto.lndmanagej.service.FeeService;
 import de.cotto.lndmanagej.service.NodeService;
 import de.cotto.lndmanagej.service.OnChainCostService;
 import org.springframework.context.annotation.Import;
@@ -29,12 +32,14 @@ public class ChannelDetailsController {
     private final Metrics metrics;
     private final BalanceService balanceService;
     private final OnChainCostService onChainCostService;
+    private final FeeService feeService;
 
     public ChannelDetailsController(
             ChannelService channelService,
             NodeService nodeService,
             BalanceService balanceService,
             OnChainCostService onChainCostService,
+            FeeService feeService,
             Metrics metrics
     ) {
         this.channelService = channelService;
@@ -42,6 +47,7 @@ public class ChannelDetailsController {
         this.balanceService = balanceService;
         this.onChainCostService = onChainCostService;
         this.metrics = metrics;
+        this.feeService = feeService;
     }
 
     @GetMapping("/details")
@@ -57,7 +63,8 @@ public class ChannelDetailsController {
                 localChannel,
                 remoteAlias,
                 getBalanceInformation(channelId),
-                getOnChainCosts(channelId)
+                getOnChainCosts(channelId),
+                getFeeConfiguration(channelId)
         );
     }
 
@@ -71,4 +78,9 @@ public class ChannelDetailsController {
         Coins closeCosts = onChainCostService.getCloseCosts(channelId).orElse(Coins.NONE);
         return new OnChainCostsDto(openCosts, closeCosts);
     }
+
+    private FeeConfigurationDto getFeeConfiguration(ChannelId channelId) {
+        FeeConfiguration feeConfiguration = feeService.getFeeConfiguration(channelId);
+        return FeeConfigurationDto.createFrom(feeConfiguration);
+    }
 }

web/src/main/java/de/cotto/lndmanagej/controller/dto/ChannelDetailsDto.java

@@ -16,13 +16,15 @@ public record ChannelDetailsDto(
         String capacity,
         ChannelStatusDto status,
         BalanceInformationDto balance,
-        OnChainCostsDto onChainCosts
+        OnChainCostsDto onChainCosts,
+        FeeConfigurationDto feeConfiguration
 ) {
     public ChannelDetailsDto(
             LocalChannel localChannel,
             String remoteAlias,
             BalanceInformation balanceInformation,
-            OnChainCostsDto onChainCosts
+            OnChainCostsDto onChainCosts,
+            FeeConfigurationDto feeConfiguration
     ) {
         this(
                 String.valueOf(localChannel.getId().getShortChannelId()),
@@ -35,7 +37,8 @@ public record ChannelDetailsDto(
                 String.valueOf(localChannel.getCapacity().satoshis()),
                 ChannelStatusDto.createFrom(localChannel.getStatus()),
                 BalanceInformationDto.createFrom(balanceInformation),
-                onChainCosts
+                onChainCosts,
+                feeConfiguration
         );
     }
 }

web/src/main/java/de/cotto/lndmanagej/controller/dto/FeeConfigurationDto.java

@@ -0,0 +1,19 @@
+package de.cotto.lndmanagej.controller.dto;
+
+import de.cotto.lndmanagej.model.FeeConfiguration;
+
+public record FeeConfigurationDto(
+        long outgoingFeeRatePpm,
+        long outgoingBaseFeeMilliSat,
+        long incomingFeeRatePpm,
+        long incomingBaseFeeMilliSat
+) {
+    public static FeeConfigurationDto createFrom(FeeConfiguration feeConfiguration) {
+        return new FeeConfigurationDto(
+                feeConfiguration.outgoingFeeRate(),
+                feeConfiguration.outgoingBaseFee().milliSatoshis(),
+                feeConfiguration.incomingFeeRate(),
+                feeConfiguration.incomingBaseFee().milliSatoshis()
+        );
+    }
+}