feat: 添加 v-permission 指令实现按钮级权限控制

novalon-manage-web/src/directives/permission.ts

@@ -0,0 +1,33 @@
+import type { Directive, DirectiveBinding } from 'vue'
+import { usePermissionStore } from '@/stores/permission'
+
+export const permissionDirective: Directive = {
+  mounted(el: HTMLElement, binding: DirectiveBinding) {
+    const permissionStore = usePermissionStore()
+    
+    const { arg, value } = binding
+    const checkType = arg || 'permission'
+    
+    if (!value) {
+      console.warn('v-permission 指令需要提供权限值')
+      el.style.display = 'none'
+      return
+    }
+    
+    let hasAccess = false
+    
+    if (checkType === 'role') {
+      hasAccess = permissionStore.hasRole(value)
+    } else if (checkType === 'permission') {
+      hasAccess = permissionStore.hasPermission(value)
+    } else {
+      console.warn(`未知的权限检查类型: ${checkType}`)
+      el.style.display = 'none'
+      return
+    }
+    
+    if (!hasAccess) {
+      el.style.display = 'none'
+    }
+  }
+}