Add PostLoginEvent. Resolve #72

api/src/main/java/com/velocitypowered/api/event/connection/PostLoginEvent.java

@@ -0,0 +1,29 @@
+package com.velocitypowered.api.event.connection;
+
+import com.google.common.base.Preconditions;
+import com.velocitypowered.api.proxy.Player;
+import org.checkerframework.checker.nullness.qual.NonNull;
+
+/**
+ * This event is fired once the player has been successfully authenticated and
+ * fully initialized and player will be connected to server after this event
+ */
+public class PostLoginEvent {
+
+    private final Player player;
+
+    public PostLoginEvent(@NonNull Player player) {
+        this.player = Preconditions.checkNotNull(player, "player");
+    }
+
+    public Player getPlayer() {
+        return player;
+    }
+
+    @Override
+    public String toString() {
+        return "PostLoginEvent{"
+                + "player=" + player
+                + '}';
+    }
+}

proxy/src/main/java/com/velocitypowered/proxy/connection/client/LoginSessionHandler.java

@@ -2,6 +2,7 @@ package com.velocitypowered.proxy.connection.client;
 
 import com.google.common.base.Preconditions;
 import com.velocitypowered.api.event.connection.LoginEvent;
+import com.velocitypowered.api.event.connection.PostLoginEvent;
 import com.velocitypowered.api.event.connection.PreLoginEvent;
 import com.velocitypowered.api.event.connection.PreLoginEvent.PreLoginComponentResult;
 import com.velocitypowered.api.event.permission.PermissionsSetupEvent;
@@ -39,9 +40,10 @@ import java.util.Optional;
 import java.util.concurrent.ThreadLocalRandom;
 
 public class LoginSessionHandler implements MinecraftSessionHandler {
+
     private static final Logger logger = LogManager.getLogger(LoginSessionHandler.class);
-    private static final String MOJANG_SERVER_AUTH_URL =
+    private static final String MOJANG_SERVER_AUTH_URL
-            "https://sessionserver.mojang.com/session/minecraft/hasJoined?username=%s&serverId=%s&ip=%s";
+            = "https://sessionserver.mojang.com/session/minecraft/hasJoined?username=%s&serverId=%s&ip=%s";
 
     private final VelocityServer server;
     private final MinecraftConnection inbound;
@@ -244,7 +246,9 @@ public class LoginSessionHandler implements MinecraftSessionHandler {
 
         logger.info("{} has connected", player);
         inbound.setSessionHandler(new InitialConnectSessionHandler(player));
+        server.getEventManager().fire(new PostLoginEvent(player)).thenRun(() -> {
             player.createConnectionRequest(toTry.get()).fireAndForget();
+        });
     }
 
     @Override