refactor: compatible commonjs loader

Signed-off-by: MiaoWoo <admin@yumc.pw>

src/main/resources/node_modules/internal/sponge/event.js

@@ -0,0 +1,57 @@
+'use strict';
+/**
+ * Sponge 事件相关类
+ */
+/*global Java, base, module, exports, require, __FILE__*/
+var Modifier = Java.type("java.lang.reflect.Modifier");
+var Order = Java.type("org.spongepowered.api.event.Order");
+var Event = Java.type("org.spongepowered.api.event.Event");
+var EventListener = Java.type("org.spongepowered.api.event.EventListener");
+
+var priorityMap = {
+    'LOWEST': 'PRE',
+    'LOW': 'FIRST',
+    'NORMAL': 'DEFAULT',
+    'HIGH': 'LATE',
+    'HIGHEST': 'LAST',
+    'MONITOR': 'POST'
+};
+
+/**
+ * 判断是否为一个有效的事件类
+ * @param clz
+ * @returns {*|boolean}
+ */
+function isValidEvent(clz) {
+    // noinspection JSUnresolvedVariable 继承于 org.spongepowered.api.event.Event
+    return Event.class.isAssignableFrom(clz) &&
+        // 访问符为Public
+        Modifier.isPublic(clz.getModifiers()) &&
+        // Sponge的事件都是接口
+        Modifier.isAbstract(clz.getModifiers());
+}
+
+function class2Name(clazz) {
+    return clazz.canonicalName.substring(clazz.name.lastIndexOf(".") + 1);
+}
+
+function register(eventCls, exec, priority, ignoreCancel) {
+    var listener = new EventListener({
+        handle: exec
+    });
+    MServer.getEventManager().registerListener(this.plugin, eventCls, Order[priorityMap[priority]], listener);
+    return listener;
+}
+
+function unregister(event, listener) {
+    MServer.getEventManager().unregisterListeners(listener);
+}
+
+// noinspection JSUnusedGlobalSymbols
+exports = module.exports = {
+    baseEventDir: 'org/spongepowered/api/event',
+    isValidEvent: isValidEvent,
+    class2Name: class2Name,
+    register: register,
+    unregister: unregister
+};