add sync condition

README.md

@@ -3,3 +3,5 @@ This is a Minecraft forge mod using Mysql backend to make player data synchroniz
 Such as equipment,inventory,effects,experience,food level.Any other mods support is also possible.  
 Support version now:
 1.19
+Current support Mod:
+curios

src/main/java/vip/fubuki/playersync/sync/VanillaSync.java

@@ -97,6 +97,7 @@ public class VanillaSync {
             //Mod support
             ModsSupport modsSupport = new ModsSupport();
             modsSupport.onPlayerJoin(serverPlayer);
+            serverPlayer.addTag("player_synced");
         }
         resultSet.close();
     }
@@ -110,10 +111,12 @@ public class VanillaSync {
     public void OnPlayerLogout(PlayerEvent.PlayerLoggedOutEvent event) throws SQLException, ClassNotFoundException, InstantiationException, IllegalAccessException, IOException {
         String player_uuid = event.getEntity().getUUID().toString();
         JDBCsetUp.executeUpdate("UPDATE player_data SET online=false WHERE uuid='"+player_uuid+"'");
+        if(!event.getEntity().getTags().contains("player_synced")) return;
         Store(event.getEntity(),false,Dist.CLIENT.isDedicatedServer());
         //Mod support
         ModsSupport modsSupport = new ModsSupport();
         modsSupport.onPlayerLeave(event.getEntity());
+        event.getEntity().removeTag("player_synced");
     }
 
     public void Store(Player player, boolean init,boolean isServer) throws SQLException, ClassNotFoundException, InstantiationException, IllegalAccessException, IOException {

src/main/resources/META-INF/mods.toml

@@ -63,8 +63,4 @@ make multiserver players' data sync
 # This version range declares a minimum of the current minecraft version up to but not including the next major version
     versionRange="[1.19.2,1.20)"
     ordering="NONE"
-    side="BOTH"
-[[dependencies.playersync]]
-    modId="mysql_jdbc"
-    mandatory=true
-    versionRange="[8.0.27,)"
+    side="BOTH"