add jpa event store config

Author: MateuszNaKodach

README.md

@@ -158,3 +158,8 @@ void givenDwellingWith2Creatures_WhenRecruit2Creatures_ThenRecruited() {
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+
+
+### Helpful:
+CHECK snapshot content!
+```TO read snapshot data: SELECT lo_get(18333) AS payload;```

src/main/java/com/dddheroes/heroesofddd/creaturerecruitment/write/Dwelling.java

@@ -19,12 +19,16 @@
 import org.axonframework.modelling.command.AggregateIdentifier;
 import org.axonframework.modelling.command.CreationPolicy;
 import org.axonframework.spring.stereotype.Aggregate;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import static org.axonframework.modelling.command.AggregateLifecycle.*;
 
 @Aggregate(snapshotTriggerDefinition = "dwellingSnapshotTrigger")
 public class Dwelling {
 
+    private static final Logger logger = LoggerFactory.getLogger(Dwelling.class);
+
     @AggregateIdentifier
     public DwellingId dwellingId;
     public CreatureId creatureId;
@@ -47,6 +51,7 @@ void decide(BuildDwelling command) {
 
     @EventSourcingHandler
     void evolve(DwellingBuilt event) {
+        logger.info("🏗️ Dwelling built with ID: {}, creature type: {}", event.dwellingId(), event.creatureId());
         this.dwellingId = new DwellingId(event.dwellingId());
         this.creatureId = new CreatureId(event.creatureId());
         this.costPerTroop = Resources.fromRaw(event.costPerTroop());
@@ -69,6 +74,8 @@ void decide(IncreaseAvailableCreatures command) {
 
     @EventSourcingHandler
     void evolve(AvailableCreaturesChanged event) {
+        logger.info("📈 Available creatures changed for dwelling {}: {} creatures now available",
+                event.dwellingId(), event.changedTo());
         this.availableCreatures = new Amount(event.changedTo());
     }
 
@@ -104,11 +111,14 @@ void decide(RecruitCreature command) {
 
     @EventSourcingHandler
     void evolve(CreatureRecruited event) {
+        logger.info("🧙 Recruited {} creatures of type {} from dwelling {} to army {}",
+                event.quantity(), event.creatureId(), event.dwellingId(), event.toArmy());
         // todo: consider if it's OK or RecruitCreature should cause also AvailableCreaturesChanged event
         this.availableCreatures = this.availableCreatures.minus(new Amount(event.quantity()));
     }
 
     Dwelling() {
+        logger.info("🏠 Creating empty Dwelling (required by Axon)");
         // required by Axon
     }
 }