add TeleportEvent and change event call

src/main/java/me/hsgamer/yatpa/event/TeleportEvent.java

@@ -0,0 +1,28 @@
+package me.hsgamer.yatpa.event;
+
+import me.hsgamer.yatpa.request.RequestEntry;
+import org.bukkit.event.Event;
+import org.bukkit.event.HandlerList;
+import org.jetbrains.annotations.NotNull;
+
+public class TeleportEvent extends Event {
+    private static final HandlerList HANDLERS = new HandlerList();
+    private final RequestEntry requestEntry;
+
+    public TeleportEvent(RequestEntry requestEntry) {
+        this.requestEntry = requestEntry;
+    }
+
+    public static @NotNull HandlerList getHandlerList() {
+        return HANDLERS;
+    }
+
+    @Override
+    public @NotNull HandlerList getHandlers() {
+        return HANDLERS;
+    }
+
+    public RequestEntry getRequestEntry() {
+        return requestEntry;
+    }
+}

src/main/java/me/hsgamer/yatpa/teleport/TeleportManager.java

@@ -60,9 +60,9 @@ public TeleportResult teleport(RequestEntry requestEntry) {
             @Override
             public boolean getAsBoolean() {
                 if (teleportFuture == null) {
+                    plugin.getServer().getPluginManager().callEvent(new PostTeleportEvent(requestEntry));
                     teleportFuture = teleport.teleport(player, targetLocation);
-                    PostTeleportEvent event = new PostTeleportEvent(requestEntry);
-                    plugin.getServer().getPluginManager().callEvent(event);
+                    teleportFuture.whenComplete((result, throwable) -> plugin.getServer().getPluginManager().callEvent(new PostTeleportEvent(requestEntry)));
                     return true;
                 } else {
                     return !teleportFuture.isDone();