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95dc2f24e6 | ||
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e511d82f3b |
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@@ -1,4 +1,4 @@
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import { useDark } from '@vueuse/core'
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import { useDark } from 'shared/composables/dark'
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/**
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* 排名页的几种颜色(设计稿「排名重设计」G1)。用户说「颜色可以保留」:你绿、前一名蓝、
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@@ -1,6 +1,6 @@
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<script setup lang="ts">
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import { useThemeVars } from 'naive-ui'
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import { useDark } from '@vueuse/core'
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import { useDark } from 'shared/composables/dark'
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/**
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* 只读的代码区:行号 + 高亮 + 可选地标红一行(编译失败 / 运行时错误报了行号时)。
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@@ -23,6 +23,8 @@ import UserName from 'shared/components/UserName.vue'
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*/
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const props = defineProps<{
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row: SubmissionListItem
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/** 按 ↑ ↓ 会落到的上一条、下一条:这条加载完顺手把它们也拉回来,换条时不用等网络 */
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neighbors?: SubmissionListItem[]
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/** 老师那套:重新判题、逐个测试点、复制两项收进「⋯」 */
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teacher: boolean
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/** 在比赛的提交列表里(不能重判,题目链接走比赛) */
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@@ -61,7 +63,42 @@ const detail = ref<Submission | null>(null)
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const loading = ref(false)
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const failed = ref(false)
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const judging = computed(() => props.row.result === SubmissionStatus.pending || props.row.result === SubmissionStatus.judging)
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function isJudging(row: SubmissionListItem) {
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return row.result === SubmissionStatus.pending || row.result === SubmissionStatus.judging
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}
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const judging = computed(() => isJudging(props.row))
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/**
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* 同一条只发一次请求:预取的还在路上时按到了它,接着等那一个,不再发第二个
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*/
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const inflight = new Map<string, Promise<Submission>>()
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function fetchDetail(id: string) {
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let request = inflight.get(id)
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if (!request) {
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request = getSubmission(id).finally(() => inflight.delete(id))
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inflight.set(id, request)
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}
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return request
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}
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/**
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* 预取上一条、下一条。只在这一条落定之后才做(按住 ↓ 一路划过去的那些行不预取),
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* 进缓存的口径和 load() 一样:还在判的不要,列表和详情的结果对不上也不要。
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*
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* 没预取的时候,换到没看过的一条要先把代码区卸掉、转圈、再整个重新挂上 ——
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* 2026-11 实测(生产构建、CPU 降速 6 倍)每次卡 60–100ms;走缓存的只换内容,不卡。
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*/
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function prefetch() {
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for (const row of props.neighbors ?? []) {
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if (!row.showLink || isJudging(row) || cache.get(row.id)?.result === row.result) continue
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fetchDetail(row.id).then(
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(res) => {
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if (res.result === row.result) cache.set(row.id, res)
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},
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() => {},
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)
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}
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}
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// 每次加载一个序号:同一条先按「判题中」拉了一次、判完又拉一次时,晚回来的旧请求不能盖掉新的
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let loadSeq = 0
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@@ -78,15 +115,17 @@ async function load() {
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const hit = cache.get(row.id)
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if (hit && hit.result === row.result) {
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detail.value = hit
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prefetch()
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return
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}
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loading.value = true
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try {
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const res = await getSubmission(row.id)
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const res = await fetchDetail(row.id)
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if (seq !== loadSeq) return
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// 列表那边还在判、详情这边已经判完了(或反过来)都不缓存,等两边对上
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if (!judging.value && res.result === props.row.result) cache.set(row.id, res)
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detail.value = res
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prefetch()
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} catch {
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if (seq === loadSeq) failed.value = true
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} finally {
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@@ -35,6 +35,13 @@ export function useRowCursor(options: {
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const index = navigable.value.findIndex((row) => row.id === selectedId.value)
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return index === -1 ? null : { index: index + 1, count: navigable.value.length }
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})
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/** 按 ↑ ↓ 会落到的上一条、下一条(本页之内),右栏拿去预取 */
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const neighbors = computed(() => {
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const list = navigable.value
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const index = list.findIndex((row) => row.id === selectedId.value)
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if (index === -1) return []
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return [list[index + 1], list[index - 1]].filter((row): row is Row => row !== undefined)
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})
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// 翻页是异步的,先记下「落地后停在哪一头」,新一页回来再选
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let pendingJump: 'first' | 'last' | null = null
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@@ -125,5 +132,5 @@ export function useRowCursor(options: {
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move(e.key === 'ArrowUp' ? -1 : 1)
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})
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return { selectedId, selectedRow, position, maxPage, select, move, settleSelection, forgetJump }
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return { selectedId, selectedRow, position, neighbors, maxPage, select, move, settleSelection, forgetJump }
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}
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@@ -263,7 +263,7 @@ watch(
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// ==================== 选中与翻阅 ====================
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const { selectedId, selectedRow, position, maxPage, select, move, settleSelection, forgetJump } = useRowCursor({
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const { selectedId, selectedRow, position, neighbors, maxPage, select, move, settleSelection, forgetJump } = useRowCursor({
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rows,
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total,
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query,
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@@ -858,6 +858,7 @@ function dayBreak(index: number) {
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<SubmissionPane
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v-else
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:row="selectedRow as SubmissionListItem"
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:neighbors="neighbors as SubmissionListItem[]"
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:teacher="teacher"
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:class-name="query.className"
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:contest="inContest"
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@@ -893,6 +894,7 @@ function dayBreak(index: number) {
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<SubmissionPane
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v-else
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:row="selectedRow as SubmissionListItem"
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:neighbors="neighbors as SubmissionListItem[]"
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:teacher="teacher"
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:class-name="query.className"
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:contest="inContest"
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@@ -1,5 +1,5 @@
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<script setup lang="ts">
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import { useDark } from '@vueuse/core'
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import { useDark } from 'shared/composables/dark'
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import { rgba } from 'shared/composables/tone'
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import { displayName } from '@oj2/contract'
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@@ -1,4 +1,4 @@
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import { useDark } from '@vueuse/core'
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import { useDark } from 'shared/composables/dark'
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import { Chart as ChartJS } from 'chart.js'
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/**
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@@ -0,0 +1,16 @@
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import { createGlobalState, useDark as useVueUseDark } from '@vueuse/core'
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/**
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* 全站只有一个 `useDark()` 实例。**别再从 `@vueuse/core` 直接取 useDark** ——
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* auto-import 已经把 `useDark` 指到这里(apps/web/vite.config.ts 的 priority)。
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*
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* VueUse 的 useDark 每个实例挂载时都要把 `<html>` 的 class 「同步」一遍,同步的写法是
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* 往 `<head>` 插一段关掉过渡的 `<style>`、`getComputedStyle()` 逼浏览器当场重算整页样式、
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* 再删掉。亮色模式下它那句「没什么要改就跳过」永远不成立(要摘的 `dark` 本来就不在,它也算
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* 一次改动),所以**每个实例挂载一次就是一次整页样式重算**。
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*
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* 提交列表每行的结果胶囊(StatusPill → useTone)都调它:一页 30 行就是 30 次,翻页、
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* 切筛选再来 30 次,右栏换一条又是三四次。2026-11 实测(生产构建、CPU 降速 6 倍)首屏
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* 光这一处就占了 1.3 秒。全站共用一个之后只在第一次挂载时同步,后面的调用都是读同一个 ref。
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*/
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export const useDark = createGlobalState(() => useVueUseDark())
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@@ -1,4 +1,4 @@
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import { useDark } from '@vueuse/core'
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import { useDark } from 'shared/composables/dark'
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/**
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* 圆环从哪儿开始扩散。正常点击就用指针落点;键盘触发(Enter / 空格)时浏览器给的
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@@ -1,4 +1,4 @@
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import { useDark } from '@vueuse/core'
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import { useDark } from 'shared/composables/dark'
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import { computed } from 'vue'
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import { RARITY_TEXT_COLOR } from 'utils/constants'
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@@ -1,5 +1,5 @@
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import { useThemeVars } from 'naive-ui'
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import { useDark } from '@vueuse/core'
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import { useDark } from 'shared/composables/dark'
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export type Tone = 'success' | 'error' | 'warning' | 'info' | 'default'
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@@ -93,6 +93,11 @@ export default defineConfig(() => {
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'vue-router',
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'@vueuse/core',
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'pinia',
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// 盖掉上面 @vueuse/core 的同名项:全站共用一个实例,原因见 shared/composables/dark.ts
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{
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from: 'shared/composables/dark',
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imports: [{ name: 'useDark', priority: 10 }],
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},
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{
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'naive-ui': ['useDialog', 'useMessage', 'useNotification', 'useLoadingBar'],
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},
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