1 files changed, 13 insertions, 0 deletions

diff --git a/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/LedgerMapper.java b/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/LedgerMapper.java
index 5a46540..9744925 100644
--- a/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/LedgerMapper.java
+++ b/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/LedgerMapper.java
@@ -1,10 +1,23 @@
 package market.guess.service.catalog.infrastructure.adapter;
 
+import java.time.Instant;
 import market.guess.model.ledger.LedgerDTO;
+import market.guess.model.ledger.LedgerEntryDTO;
+import market.guess.service.helpers.InstantOptions;
 import market.guess.service.ledger.Ledger;
+import market.guess.service.ledger.LedgerEntry;
 import org.mapstruct.Mapper;
+import org.mapstruct.Mapping;
 
 @Mapper
 public interface LedgerMapper {
   LedgerDTO ledgerToLedgerDTO(Ledger ledger);
+
+  @Mapping(target = "seq", source = "id")
+  @Mapping(target = "at", source = "time")
+  LedgerEntryDTO ledgerEntryToLedgerEntryDTO(LedgerEntry entry);
+
+  default String instantToDisplay(Instant time) {
+    return time == null ? null : InstantOptions.humanize(time);
+  }
 }