Make some chr stats nullable to ease migration to PG

src/main/java/client/Character.java

@@ -179,6 +179,7 @@ import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
+import java.util.Objects;
 import java.util.Set;
 import java.util.Stack;
 import java.util.concurrent.ConcurrentHashMap;
@@ -8462,13 +8463,13 @@ public class Character extends AbstractCharacterObject {
             ps.setInt(22, stats.meso());
             ps.setInt(23, stats.hpMpApUsed());
             ps.setInt(24, stats.spawnPortal());
-            ps.setInt(25, stats.party());
+            ps.setInt(25, Objects.requireNonNullElse(stats.party(), -1));
             ps.setInt(26, stats.buddyCapacity());
-            ps.setInt(27, stats.messenger());
-            ps.setInt(28, stats.messengerPosition());
-            ps.setInt(29, stats.mountLevel());
-            ps.setInt(30, stats.mountExp());
-            ps.setInt(31, stats.mountTiredness());
+            ps.setInt(27, Objects.requireNonNullElse(stats.messenger(), 0));
+            ps.setInt(28, Objects.requireNonNullElse(stats.messengerPosition(), 4));
+            ps.setInt(29, Objects.requireNonNullElse(stats.mountLevel(), 1));
+            ps.setInt(30, Objects.requireNonNullElse(stats.mountExp(), 0));
+            ps.setInt(31, Objects.requireNonNullElse(stats.mountTiredness(), 0));
             ps.setInt(32, stats.equipSlots());
             ps.setInt(33, stats.useSlots());
             ps.setInt(34, stats.setupSlots());
@@ -8487,8 +8488,8 @@ public class Character extends AbstractCharacterObject {
             ps.setInt(47, stats.omokTies());
             ps.setString(48, stats.dataString());
             ps.setLong(49, stats.jailExpiration());
-            ps.setInt(50, stats.partnerId());
-            ps.setInt(51, stats.marriageItemId());
+            ps.setInt(50, Objects.requireNonNullElse(stats.partnerId(), -1));
+            ps.setInt(51, Objects.requireNonNullElse(stats.marriageItemId(), -1));
             ps.setTimestamp(52, new Timestamp(stats.lastExpGainTime()));
             ps.setInt(53, stats.ariantPoints());
             ps.setBoolean(54, stats.canRecvPartySearchInvite());
@@ -8531,17 +8532,27 @@ public class Character extends AbstractCharacterObject {
                 .omokTies(omokties)
                 .dataString(dataString)
                 .jailExpiration(jailExpiration)
-                .partnerId(partnerId)
-                .marriageItemId(marriageItemid)
                 .lastExpGainTime(lastExpGainTime)
                 .ariantPoints(ariantPoints)
                 .canRecvPartySearchInvite(canRecvPartySearchInvite)
-                .party(getPartyId())
                 .equipSlots(getSlots(InventoryType.EQUIP.getType()))
                 .useSlots(getSlots(InventoryType.USE.getType()))
                 .setupSlots(getSlots(InventoryType.SETUP.getType()))
                 .etcSlots(getSlots(InventoryType.ETC.getType()));
 
+        Party party = getParty();
+        if (party != null) {
+            builder.party(party.getId());
+        }
+
+        if (partnerId > 0) {
+            builder.partnerId(partnerId);
+        }
+
+        if (marriageItemid > 0) {
+            builder.marriageItemId(marriageItemid);
+        }
+
         effLock.lock();
         statWlock.lock();
         try {
@@ -8573,19 +8584,12 @@ public class Character extends AbstractCharacterObject {
         if (messenger != null) {
             builder.messenger(messenger.getId())
                     .messengerPosition(messengerposition);
-        } else {
-            builder.messenger(0)
-                    .messengerPosition(4);
         }
 
         if (maplemount != null) {
             builder.mountLevel(maplemount.getLevel())
                     .mountExp(maplemount.getExp())
                     .mountTiredness(maplemount.getTiredness());
-        } else {
-            builder.mountLevel(1)
-                    .mountExp(0)
-                    .mountTiredness(0);
         }
 
         return builder.build();

src/main/java/client/CharacterStats.java

@@ -32,13 +32,13 @@ public record CharacterStats(
         int meso,
         int hpMpApUsed,
         int spawnPortal,
-        int party,
+        Integer party,
         int buddyCapacity,
-        int messenger,
-        int messengerPosition,
-        int mountLevel,
-        int mountExp,
-        int mountTiredness,
+        Integer messenger,
+        Integer messengerPosition,
+        Integer mountLevel,
+        Integer mountExp,
+        Integer mountTiredness,
         int equipSlots,
         int useSlots,
         int setupSlots,
@@ -57,9 +57,9 @@ public record CharacterStats(
         int omokTies,
         String dataString,
         long jailExpiration,
-        int partnerId,
-        int marriageItemId,
-        long lastExpGainTime,
+        Integer partnerId,
+        Integer marriageItemId,
+        Long lastExpGainTime,
         int ariantPoints,
         boolean canRecvPartySearchInvite
 ) {

src/main/java/net/server/world/Party.java

@@ -44,7 +44,7 @@ import java.util.concurrent.locks.ReentrantLock;
 
 public class Party {
 
-    private int id;
+    private final int id;
     private Party enemy = null;
     private int leaderId;
     private final List<PartyCharacter> members = new LinkedList<>();
@@ -173,10 +173,6 @@ public class Party {
         return id;
     }
 
-    public void setId(int id) {
-        this.id = id;
-    }
-
     public int getLeaderId() {
         return leaderId;
     }