somthing new not wong

src/main/java/com/minster586/devmode/EventTracer.java

@@ -0,0 +1,57 @@
+package com.minster586.devmode;
+
+import org.bukkit.event.Listener;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.player.PlayerCommandPreprocessEvent;
+import org.bukkit.event.inventory.InventoryClickEvent;
+import org.bukkit.event.entity.EntityDeathEvent;
+import org.bukkit.entity.Player;
+import org.bukkit.entity.LivingEntity;
+
+public class EventTracer implements Listener {
+
+    private final DevModeManager manager;
+
+    public EventTracer(DevModeManager manager) {
+        this.manager = manager;
+    }
+
+    @EventHandler(priority = EventPriority.MONITOR)
+    public void onPlayerCommand(PlayerCommandPreprocessEvent event) {
+        if (!manager.isDevModeEnabled()) return;
+        if (!manager.isEventLoggingEnabled()) return;
+
+        String player = event.getPlayer().getName();
+        String command = event.getMessage();
+        manager.getLogWriter().logToCategory("commands", "Command by " + player + ": " + command);
+    }
+
+    @EventHandler(priority = EventPriority.MONITOR)
+    public void onInventoryClick(InventoryClickEvent event) {
+        if (!manager.isDevModeEnabled()) return;
+        if (!manager.isEventLoggingEnabled()) return;
+        if (!(event.getWhoClicked() instanceof Player)) return;
+
+        Player player = (Player) event.getWhoClicked();
+        String type = event.getInventory().getType().name();
+        String slot = String.valueOf(event.getSlot());
+
+        manager.getLogWriter().logToCategory("events",
+                "InventoryClick by " + player.getName() + " in " + type + " at slot " + slot);
+    }
+
+    @EventHandler(priority = EventPriority.MONITOR)
+    public void onEntityDeath(EntityDeathEvent event) {
+        if (!manager.isDevModeEnabled()) return;
+        if (!manager.isEventLoggingEnabled()) return;
+        if (!(event.getEntity() instanceof LivingEntity)) return;
+        if (event.getEntity().getKiller() == null) return;
+
+        Player killer = event.getEntity().getKiller();
+        String mob = event.getEntity().getType().name();
+
+        manager.getLogWriter().logToCategory("events",
+                "Mob killed: " + mob + " slain by " + killer.getName());
+    }
+}