3.1 prestiging improvements

src/main/java/sh/okx/rankup/RankupRegisterEvent.java

@@ -0,0 +1,38 @@
+package sh.okx.rankup;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import org.bukkit.event.Event;
+import org.bukkit.event.HandlerList;
+import sh.okx.rankup.requirements.OperationRegistry;
+import sh.okx.rankup.requirements.RequirementRegistry;
+
+/**
+ * Called immediately before rankups and prestiges are registered,
+ * and immediately after the built-in requirements and operations are registered.
+ * This is used to register custom requirements.
+ * This is called when the plugin is enabled, and when it is reloaded from a command.
+ */
+@RequiredArgsConstructor
+public class RankupRegisterEvent extends Event {
+  private static final HandlerList handlers = new HandlerList();
+  @Getter
+  private final Rankup plugin;
+
+  public RequirementRegistry getRequirementRegistry() {
+    return plugin.getRequirementRegistry();
+  }
+
+  public OperationRegistry getOperationRegistry() {
+    return plugin.getOperationRegistry();
+  }
+
+  @Override
+  public HandlerList getHandlers() {
+    return handlers;
+  }
+
+  public static HandlerList getHandlerList() {
+    return handlers;
+  }
+}