refactor: 重构 SearchMenu 组件结构细节

src/components/SearchMenu/Modal.vue

@@ -22,7 +22,7 @@ const scrollbarRef = ref<InstanceType<typeof ElScrollbar> | null>(null)
 const resultRef = ref<InstanceType<typeof Result> | null>(null)
 
 const keyword = ref<string>("")
-const resultList = shallowRef<RouteRecordRaw[]>([])
+const result = shallowRef<RouteRecordRaw[]>([])
 const activeRouteName = ref<RouteRecordName | undefined>(undefined)
 /** 是否按下了上键或下键（用于解决和 mouseenter 事件的冲突） */
 const isPressUpOrDown = ref<boolean>(false)
@@ -30,17 +30,16 @@ const isPressUpOrDown = ref<boolean>(false)
 /** 控制搜索对话框宽度 */
 const modalWidth = computed(() => (isMobile.value ? "80vw" : "40vw"))
 /** 树形菜单 */
-const menusData = computed(() => cloneDeep(usePermissionStore().routes))
+const menus = computed(() => cloneDeep(usePermissionStore().routes))
 
 /** 搜索（防抖） */
 const handleSearch = debounce(() => {
-  const flatMenusData = flatTree(menusData.value)
-  resultList.value = flatMenusData.filter(menu =>
-    keyword.value ? menu.meta?.title?.toLocaleLowerCase().includes(keyword.value.toLocaleLowerCase().trim()) : false
-  )
+  const flatMenus = flatTree(menus.value)
+  const _keywords = keyword.value.toLocaleLowerCase().trim()
+  result.value = flatMenus.filter(menu => keyword.value ? menu.meta?.title?.toLocaleLowerCase().includes(_keywords) : false)
   // 默认选中搜索结果的第一项
-  const length = resultList.value?.length
-  activeRouteName.value = length > 0 ? resultList.value[0].name : undefined
+  const length = result.value?.length
+  activeRouteName.value = length > 0 ? result.value[0].name : undefined
 }, 500)
 
 /** 将树形菜单扁平化为一维数组，用于菜单搜索 */
@@ -58,7 +57,7 @@ function handleClose() {
   // 延时处理防止用户看到重置数据的操作
   setTimeout(() => {
     keyword.value = ""
-    resultList.value = []
+    result.value = []
   }, 200)
 }
 
@@ -73,16 +72,16 @@ function scrollTo(index: number) {
 /** 键盘上键 */
 function handleUp() {
   isPressUpOrDown.value = true
-  const { length } = resultList.value
+  const { length } = result.value
   if (length === 0) return
   // 获取该 name 在菜单中第一次出现的位置
-  const index = resultList.value.findIndex(item => item.name === activeRouteName.value)
+  const index = result.value.findIndex(item => item.name === activeRouteName.value)
   // 如果已处在顶部
   if (index === 0) {
-    const bottomName = resultList.value[length - 1].name
+    const bottomName = result.value[length - 1].name
     // 如果顶部和底部的 bottomName 相同，且长度大于 1，就再跳一个位置（可解决遇到首尾两个相同 name 导致的上键不能生效的问题）
     if (activeRouteName.value === bottomName && length > 1) {
-      activeRouteName.value = resultList.value[length - 2].name
+      activeRouteName.value = result.value[length - 2].name
       scrollTo(length - 2)
     } else {
       // 跳转到底部
@@ -90,7 +89,7 @@ function handleUp() {
       scrollTo(length - 1)
     }
   } else {
-    activeRouteName.value = resultList.value[index - 1].name
+    activeRouteName.value = result.value[index - 1].name
     scrollTo(index - 1)
   }
 }
@@ -98,16 +97,16 @@ function handleUp() {
 /** 键盘下键 */
 function handleDown() {
   isPressUpOrDown.value = true
-  const { length } = resultList.value
+  const { length } = result.value
   if (length === 0) return
   // 获取该 name 在菜单中最后一次出现的位置（可解决遇到连续两个相同 name 导致的下键不能生效的问题）
-  const index = resultList.value.map(item => item.name).lastIndexOf(activeRouteName.value)
+  const index = result.value.map(item => item.name).lastIndexOf(activeRouteName.value)
   // 如果已处在底部
   if (index === length - 1) {
-    const topName = resultList.value[0].name
+    const topName = result.value[0].name
     // 如果底部和顶部的 topName 相同，且长度大于 1，就再跳一个位置（可解决遇到首尾两个相同 name 导致的下键不能生效的问题）
     if (activeRouteName.value === topName && length > 1) {
-      activeRouteName.value = resultList.value[1].name
+      activeRouteName.value = result.value[1].name
       scrollTo(1)
     } else {
       // 跳转到顶部
@@ -115,30 +114,23 @@ function handleDown() {
       scrollTo(0)
     }
   } else {
-    activeRouteName.value = resultList.value[index + 1].name
+    activeRouteName.value = result.value[index + 1].name
     scrollTo(index + 1)
   }
 }
 
 /** 键盘回车键 */
 function handleEnter() {
-  const { length } = resultList.value
+  const { length } = result.value
   if (length === 0) return
   const name = activeRouteName.value
-  const path = resultList.value.find(item => item.name === name)?.path
-  if (path && isExternal(path)) {
-    window.open(path, "_blank", "noopener, noreferrer")
-    return
-  }
-  if (!name) {
-    ElMessage.warning("无法通过搜索进入该菜单，请为对应的路由设置唯一的 Name")
-    return
-  }
+  const path = result.value.find(item => item.name === name)?.path
+  if (path && isExternal(path)) return window.open(path, "_blank", "noopener, noreferrer")
+  if (!name) return ElMessage.warning("无法通过搜索进入该菜单，请为对应的路由设置唯一的 Name")
   try {
     router.push({ name })
   } catch {
-    ElMessage.error("该菜单有必填的动态参数，无法通过搜索进入")
-    return
+    return ElMessage.error("该菜单有必填的动态参数，无法通过搜索进入")
   }
   handleClose()
 }
@@ -169,21 +161,21 @@ function handleReleaseUpOrDown() {
         <SvgIcon name="search" />
       </template>
     </el-input>
-    <el-empty v-if="resultList.length === 0" description="暂无搜索结果" :image-size="100" />
+    <el-empty v-if="result.length === 0" description="暂无搜索结果" :image-size="100" />
     <template v-else>
       <p>搜索结果</p>
       <el-scrollbar ref="scrollbarRef" max-height="40vh" always>
         <Result
           ref="resultRef"
           v-model="activeRouteName"
-          :data="resultList"
+          :data="result"
           :is-press-up-or-down="isPressUpOrDown"
           @click="handleEnter"
         />
       </el-scrollbar>
     </template>
     <template #footer>
-      <Footer :total="resultList.length" />
+      <Footer :total="result.length" />
     </template>
   </el-dialog>
 </template>

src/components/SearchMenu/Result.vue

@@ -47,19 +47,13 @@ function getScrollTop(index: number) {
 }
 
 // 在组件挂载前添加窗口大小变化事件监听器
-onBeforeMount(() => {
-  window.addEventListener("resize", getScrollbarHeight)
-})
+onBeforeMount(() => window.addEventListener("resize", getScrollbarHeight))
 
 // 在组件挂载时立即计算滚动可视区高度
-onMounted(() => {
-  getScrollbarHeight()
-})
+onMounted(() => getScrollbarHeight())
 
 // 在组件卸载前移除窗口大小变化事件监听器
-onBeforeUnmount(() => {
-  window.removeEventListener("resize", getScrollbarHeight)
-})
+onBeforeUnmount(() => window.removeEventListener("resize", getScrollbarHeight))
 
 defineExpose({ getScrollTop })
 </script>