init

src/directives/index.ts

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+import type { App } from 'vue'
+import { hasRole } from './permission/hasRole'
+import { hasPermi } from './permission/hasPermi'
+import { hasResize } from './resize/ResizeObserver'
+
+/**
+ * 导出指令：v-xxx
+ * @methods hasRole 用户权限，用法: v-hasRole
+ * @methods hasPermi 按钮权限，用法: v-hasPermi
+ */
+export const setupAuth = (app: App<Element>) => {
+  hasRole(app)
+  hasPermi(app)
+  hasResize(app)
+}

src/directives/permission/hasPermi.ts

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+import type { App } from 'vue'
+import { CACHE_KEY, useCache } from '@/hooks/web/useCache'
+
+const { t } = useI18n() // 国际化
+
+export function hasPermi(app: App<Element>) {
+  app.directive('hasPermi', (el, binding) => {
+    const { wsCache } = useCache()
+    const { value } = binding
+    const all_permission = '*:*:*'
+    const permissions = wsCache.get(CACHE_KEY.USER).permissions
+
+    if (value && value instanceof Array && value.length > 0) {
+      const permissionFlag = value
+
+      let hasPermissions = false
+      permissionFlag.forEach(permiKey => {
+        if (all_permission === permiKey || permissions[permiKey]) hasPermissions = true
+      })
+      if (!hasPermissions) {
+        el.parentNode && el.parentNode.removeChild(el)
+      }
+    } else {
+      throw new Error(t('permission.hasPermission'))
+    }
+  })
+}

src/directives/permission/hasRole.ts

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+import type { App } from 'vue'
+import { CACHE_KEY, useCache } from '@/hooks/web/useCache'
+
+const { t } = useI18n() // 国际化
+
+export function hasRole(app: App<Element>) {
+  app.directive('hasRole', (el, binding) => {
+    const { wsCache } = useCache()
+    const { value } = binding
+    const super_admin = 'admin'
+    const roles = wsCache.get(CACHE_KEY.USER).roles
+
+    if (value && value instanceof Array && value.length > 0) {
+      const roleFlag = value
+
+      const hasRole = roles.some((role: string) => {
+        return super_admin === role || roleFlag.includes(role)
+      })
+
+      if (!hasRole) {
+        el.parentNode && el.parentNode.removeChild(el)
+      }
+    } else {
+      throw new Error(t('permission.hasRole'))
+    }
+  })
+}

src/directives/resize/ResizeObserver.ts

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+import type { App } from 'vue'
+const map = new WeakMap()
+const ob = new ResizeObserver((entries) => {
+  for (const entry of entries) {
+    // 获取dom元素的回调
+    const handler = map.get(entry.target)
+    //存在回调函数
+    if (handler) {
+      // 将监听的值给回调函数
+      handler({
+        width: entry.borderBoxSize[0].inlineSize,
+        height: entry.borderBoxSize[0].blockSize
+      })
+    }
+  }
+})
+
+export function hasResize(app: App<Element>) {
+  app.directive('hasResize', {
+    mounted(el, binding) {
+      map.set(el, binding.value)
+      ob.observe(el)
+    },
+    unmounted(el) {
+      ob.unobserve(el)
+    }
+  })
+
+}
+
+export default hasResize