fix: Fix client view distance sync on first player login(Folia tested)

gradle.properties

@@ -0,0 +1 @@
+org.gradle.java.home=/usr/lib/jvm/java-17-openjdk-amd64

src/main/java/com/froobworld/seemore/controller/ViewDistanceController.java

@@ -24,7 +24,7 @@ public ViewDistanceController(SeeMore seeMore) {
         this.seeMore = seeMore;
         this.viewDistanceUpdateLogger = new ViewDistanceUpdateLogger(seeMore);
         seeMore.getSchedulerHook().runRepeatingTask(this::cleanMaps, 1200, 1200);
-        Bukkit.getPluginManager().registerEvents(new ViewDistanceUpdater(this), seeMore);
+        Bukkit.getPluginManager().registerEvents(new ViewDistanceUpdater(this, seeMore), seeMore);
     }
 
     public void updateAllPlayers() {

src/main/java/com/froobworld/seemore/controller/ViewDistanceUpdater.java

@@ -6,16 +6,22 @@
 import org.bukkit.event.Listener;
 import org.bukkit.event.player.PlayerChangedWorldEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
+import org.bukkit.event.player.PlayerJoinEvent;
+import org.bukkit.entity.Player;
 
 import java.util.Set;
 import java.util.UUID;
 
+import com.froobworld.seemore.SeeMore;
+
 public class ViewDistanceUpdater implements Listener {
     private final ViewDistanceController controller;
+    private final SeeMore seeMore;
     private final Set<UUID> seenBefore = Sets.newConcurrentHashSet();
 
-    public ViewDistanceUpdater(ViewDistanceController viewDistanceController) {
+    public ViewDistanceUpdater(ViewDistanceController viewDistanceController, SeeMore seeMore) {
         this.controller = viewDistanceController;
+        this.seeMore = seeMore;
     }
 
     @EventHandler
@@ -40,4 +46,13 @@ private void onWorldChange(PlayerChangedWorldEvent event) {
         controller.setTargetViewDistance(event.getPlayer(), event.getPlayer().getClientViewDistance(), false, false);
     }
 
+    @EventHandler
+    private void onJoin(PlayerJoinEvent event) {
+        Player player = event.getPlayer();
+        // 延迟10tick（0.5秒）后主动根据客户端视距调整服务器视距
+        seeMore.getSchedulerHook().runTaskDelayed(() -> {
+            controller.setTargetViewDistance(player, player.getClientViewDistance(), false, true);
+        }, 10L);
+    }
+
 }