properly cache last online and its invalidation

api/src/main/java/com/imaginarycode/minecraft/redisbungee/api/PlayerDataManager.java

@@ -16,6 +16,7 @@ import com.google.common.collect.ImmutableMultimap;
 import com.google.common.collect.Multimap;
 import com.google.common.net.InetAddresses;
 import com.imaginarycode.minecraft.redisbungee.api.events.IPlayerChangedServerNetworkEvent;
+import com.imaginarycode.minecraft.redisbungee.api.events.IPlayerJoinedNetworkEvent;
 import com.imaginarycode.minecraft.redisbungee.api.events.IPlayerLeftNetworkEvent;
 import com.imaginarycode.minecraft.redisbungee.api.events.IPubSubMessageEvent;
 import com.imaginarycode.minecraft.redisbungee.api.tasks.RedisPipelineTask;
@@ -34,7 +35,7 @@ import java.util.Set;
 import java.util.UUID;
 import java.util.concurrent.TimeUnit;
 
-public abstract class PlayerDataManager<P, LE, DE, PS extends IPubSubMessageEvent, SC extends IPlayerChangedServerNetworkEvent, NJE extends IPlayerLeftNetworkEvent, CE> {
+public abstract class PlayerDataManager<P, LE, DE, PS extends IPubSubMessageEvent, SC extends IPlayerChangedServerNetworkEvent, NJE extends IPlayerLeftNetworkEvent, CE, PJN extends IPlayerJoinedNetworkEvent> {
 
     protected final RedisBungeePlugin<P> plugin;
     private final Object SERVERS_TO_PLAYERS_KEY = new Object();
@@ -45,6 +46,7 @@ public abstract class PlayerDataManager<P, LE, DE, PS extends IPubSubMessageEven
     private final LoadingCache<UUID, String> lastServerCache = Caffeine.newBuilder().expireAfterWrite(1, TimeUnit.HOURS).build(this::getLastServerFromRedis);
     private final LoadingCache<UUID, String> proxyCache = Caffeine.newBuilder().expireAfterWrite(1, TimeUnit.HOURS).build(this::getProxyFromRedis);
     private final LoadingCache<UUID, InetAddress> ipCache = Caffeine.newBuilder().expireAfterWrite(1, TimeUnit.HOURS).build(this::getIpAddressFromRedis);
+    private final LoadingCache<UUID, Long> lastOnlineCache = Caffeine.newBuilder().expireAfterWrite(1, TimeUnit.HOURS).build(this::getLastOnlineFromRedis);
     private final LoadingCache<Object, Multimap<String, UUID>> serverToPlayersCache = Caffeine.newBuilder().expireAfterWrite(10, TimeUnit.MINUTES).build(this::serversToPlayersBuilder);
     private final JSONComponentSerializer COMPONENT_SERIALIZER = JSONComponentSerializer.json();
 
@@ -61,6 +63,8 @@ public abstract class PlayerDataManager<P, LE, DE, PS extends IPubSubMessageEven
 
     public abstract void onNetworkPlayerQuit(NJE event);
 
+    public abstract void onNetworkPlayerJoin(PJN event);
+
     // local events
     public abstract void onPubSubMessageEvent(PS event);
 
@@ -82,6 +86,17 @@ public abstract class PlayerDataManager<P, LE, DE, PS extends IPubSubMessageEven
         this.proxyCache.invalidate(event.getUuid());
         this.serverCache.invalidate(event.getUuid());
         this.ipCache.invalidate(event.getUuid());
+        this.lastOnlineCache.invalidate(event.getUuid());
+
+        //TODO: We could also rely on redisbungee-serverchange pubsub messages to update the cache in-place without querying redis. That would be a lot more efficient.
+        this.serverToPlayersCache.invalidate(SERVERS_TO_PLAYERS_KEY);
+    }
+
+    protected void handleNetworkPlayerJoin(IPlayerJoinedNetworkEvent event) {
+        this.proxyCache.invalidate(event.getUuid());
+        this.serverCache.invalidate(event.getUuid());
+        this.ipCache.invalidate(event.getUuid());
+        this.lastOnlineCache.invalidate(event.getUuid());
 
         //TODO: We could also rely on redisbungee-serverchange pubsub messages to update the cache in-place without querying redis. That would be a lot more efficient.
         this.serverToPlayersCache.invalidate(SERVERS_TO_PLAYERS_KEY);
@@ -231,7 +246,7 @@ public abstract class PlayerDataManager<P, LE, DE, PS extends IPubSubMessageEven
     }
 
     public long getLastOnline(UUID uuid) {
-        return getLastOnlineFromRedis(uuid);
+        return this.lastOnlineCache.get(uuid);
     }
 
     public Multimap<String, UUID> serversToPlayers() {

api/src/main/java/com/imaginarycode/minecraft/redisbungee/api/RedisBungeePlugin.java

@@ -65,7 +65,7 @@ public interface RedisBungeePlugin<P> extends EventsPlatform {
 
     ProxyDataManager proxyDataManager();
 
-    PlayerDataManager<P, ?, ?, ?, ?, ?, ?> playerDataManager();
+    PlayerDataManager<P, ?, ?, ?, ?, ?, ?, ?> playerDataManager();
 
     UUIDTranslator getUuidTranslator();
 

proxies/bungeecord/src/main/java/com/imaginarycode/minecraft/redisbungee/BungeePlayerDataManager.java

@@ -12,7 +12,9 @@ package com.imaginarycode.minecraft.redisbungee;
 
 import com.imaginarycode.minecraft.redisbungee.api.PlayerDataManager;
 import com.imaginarycode.minecraft.redisbungee.api.RedisBungeePlugin;
+import com.imaginarycode.minecraft.redisbungee.api.events.IPlayerJoinedNetworkEvent;
 import com.imaginarycode.minecraft.redisbungee.events.PlayerChangedServerNetworkEvent;
+import com.imaginarycode.minecraft.redisbungee.events.PlayerJoinedNetworkEvent;
 import com.imaginarycode.minecraft.redisbungee.events.PlayerLeftNetworkEvent;
 import com.imaginarycode.minecraft.redisbungee.events.PubSubMessageEvent;
 import net.kyori.adventure.text.Component;
@@ -29,7 +31,7 @@ import net.md_5.bungee.event.EventHandler;
 import java.util.concurrent.TimeUnit;
 
 
-public class BungeePlayerDataManager extends PlayerDataManager<ProxiedPlayer, PostLoginEvent, PlayerDisconnectEvent, PubSubMessageEvent, PlayerChangedServerNetworkEvent, PlayerLeftNetworkEvent, ServerConnectedEvent> implements Listener {
+public class BungeePlayerDataManager extends PlayerDataManager<ProxiedPlayer, PostLoginEvent, PlayerDisconnectEvent, PubSubMessageEvent, PlayerChangedServerNetworkEvent, PlayerLeftNetworkEvent, ServerConnectedEvent, PlayerJoinedNetworkEvent> implements Listener {
 
     public BungeePlayerDataManager(RedisBungeePlugin<ProxiedPlayer> plugin) {
         super(plugin);
@@ -47,6 +49,12 @@ public class BungeePlayerDataManager extends PlayerDataManager<ProxiedPlayer, Po
         super.handleNetworkPlayerQuit(event);
     }
 
+    @Override
+    @EventHandler
+    public void onNetworkPlayerJoin(PlayerJoinedNetworkEvent event) {
+        super.handleNetworkPlayerJoin(event);
+    }
+
     @Override
     @EventHandler
     public void onPubSubMessageEvent(PubSubMessageEvent event) {

proxies/bungeecord/src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungee.java

@@ -99,7 +99,7 @@ public class RedisBungee extends Plugin implements RedisBungeePlugin<ProxiedPlay
     }
 
     @Override
-    public PlayerDataManager<ProxiedPlayer, ?, ?, ?, ?, ?, ?> playerDataManager() {
+    public PlayerDataManager<ProxiedPlayer, ?, ?, ?, ?, ?, ?, ?> playerDataManager() {
         return this.playerDataManager;
     }
 

proxies/velocity/src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungeeVelocityPlugin.java

@@ -151,7 +151,7 @@ public class RedisBungeeVelocityPlugin implements RedisBungeePlugin<Player>, Con
     }
 
     @Override
-    public PlayerDataManager<Player, ?, ?, ?, ?, ?, ?> playerDataManager() {
+    public PlayerDataManager<Player, ?, ?, ?, ?, ?, ?, ?> playerDataManager() {
         return this.playerDataManager;
     }
 

proxies/velocity/src/main/java/com/imaginarycode/minecraft/redisbungee/VelocityPlayerDataManager.java

@@ -14,6 +14,7 @@ import com.imaginarycode.minecraft.redisbungee.api.PlayerDataManager;
 import com.imaginarycode.minecraft.redisbungee.api.RedisBungeePlugin;
 import com.imaginarycode.minecraft.redisbungee.api.config.RedisBungeeConfiguration;
 import com.imaginarycode.minecraft.redisbungee.events.PlayerChangedServerNetworkEvent;
+import com.imaginarycode.minecraft.redisbungee.events.PlayerJoinedNetworkEvent;
 import com.imaginarycode.minecraft.redisbungee.events.PlayerLeftNetworkEvent;
 import com.imaginarycode.minecraft.redisbungee.events.PubSubMessageEvent;
 import com.velocitypowered.api.event.Continuation;
@@ -28,7 +29,7 @@ import net.kyori.adventure.text.Component;
 
 import java.util.concurrent.TimeUnit;
 
-public class VelocityPlayerDataManager extends PlayerDataManager<Player, PostLoginEvent, DisconnectEvent, PubSubMessageEvent, PlayerChangedServerNetworkEvent, PlayerLeftNetworkEvent, ServerConnectedEvent> {
+public class VelocityPlayerDataManager extends PlayerDataManager<Player, PostLoginEvent, DisconnectEvent, PubSubMessageEvent, PlayerChangedServerNetworkEvent, PlayerLeftNetworkEvent, ServerConnectedEvent, PlayerJoinedNetworkEvent> {
     public VelocityPlayerDataManager(RedisBungeePlugin<Player> plugin) {
         super(plugin);
     }
@@ -45,6 +46,12 @@ public class VelocityPlayerDataManager extends PlayerDataManager<Player, PostLog
         handleNetworkPlayerQuit(event);
     }
 
+    @Override
+    @Subscribe
+    public void onNetworkPlayerJoin(PlayerJoinedNetworkEvent event) {
+        handleNetworkPlayerJoin(event);
+    }
+
     @Override
     @Subscribe
     public void onPubSubMessageEvent(PubSubMessageEvent event) {