改变结构

添加权限指令

src/directive/hasRole.js

@@ -0,0 +1,28 @@
+ /**
+ * 角色权限处理
+ * Copyright (c) 2019 ruoyi
+ */
+ 
+import store from '@/store'
+
+export default {
+  // eslint-disable-next-line no-unused-vars
+  mounted(el, binding, vnode) {
+    const { value } = binding
+    const super_admin = "admin";
+    const roles = store.getters && store.getters.roles
+
+    if (value && value instanceof Array && value.length > 0) {
+      const roleFlag = value
+      const hasRole = roles.some(role => {
+        return super_admin === role || roleFlag.includes(role)
+      })
+
+      if (!hasRole) {
+        el.parentNode && el.parentNode.removeChild(el)
+      }
+    } else {
+      throw new Error(`请设置角色权限标签值"`)
+    }
+  }
+}