新增营销系统、分销系统、会员功能、门店、提现功能

utils/emitter.js

@@ -0,0 +1,36 @@
+/**
+ * @name: emitter
+ * @author: kahu4
+ * @date: 2024-01-19 18:18
+ * @description：事件派发、监听器
+ * @update: 2024-01-19 18:18
+ * */
+
+class Emitter {
+    lister = {}
+
+    constructor() {
+        this.lister = {}
+    }
+
+    on(name, func) {
+        this.lister[name] ? this.lister[name].push(func) : this.lister[name] = [func];
+    }
+
+    emit(name, ...args) {
+        if (!this.lister[name]) return
+        this.lister[name].forEach(func => func(...args))
+    }
+
+    clear(name) {
+        this.lister[name] = []
+    }
+
+    clearAll() {
+        this.lister = {}
+    }
+}
+
+
+// 只暴露一个实例全局共用
+export const emitter = new Emitter()