fix

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

package.json

@@ -20,11 +20,11 @@
     "@vue-flow/minimap": "^1.5.4",
     "@vue-flow/node-resizer": "^1.5.1",
     "@vue-flow/node-toolbar": "^1.1.1",
-    "@vueuse/core": "^14.3.0",
-    "@vueuse/router": "^14.3.0",
-    "@wangeditor-next/editor": "^6.0.2",
-    "@wangeditor-next/editor-for-vue": "^5.1.14",
-    "axios": "^1.18.1",
+    "@vueuse/core": "^14.4.0",
+    "@vueuse/router": "^14.4.0",
+    "@wangeditor-next/editor": "^6.2.0",
+    "@wangeditor-next/editor-for-vue": "^6.2.0",
+    "axios": "^1.19.0",
     "canvas-confetti": "^1.9.4",
     "chart.js": "^4.5.1",
     "chartjs-chart-wordcloud": "^4.4.5",
@@ -33,33 +33,33 @@
     "date-fns": "^4.4.0",
     "fflate": "^0.8.3",
     "highlight.js": "^11.11.1",
-    "md-editor-v3": "^6.5.4",
-    "mermaid": "^11.16.0",
+    "md-editor-v3": "^6.5.6",
+    "mermaid": "^11.16.1",
     "mermaid-legacy": "npm:mermaid@^9.4.3",
     "naive-ui": "^2.44.1",
-    "nanoid": "^6.0.0",
+    "nanoid": "^6.0.1",
     "normalize.css": "^8.0.1",
     "pinia": "^4.0.2",
     "skulpt": "^1.2.0",
-    "vue": "^3.5.40",
+    "vue": "^3.5.41",
     "vue-chartjs": "^5.3.4",
     "vue-codemirror": "^6.1.1",
     "vue-router": "^5.2.0",
     "y-codemirror.next": "^0.3.5",
     "y-webrtc": "^10.3.0",
-    "yjs": "^13.6.31"
+    "yjs": "^13.6.32"
   },
   "devDependencies": {
     "@iconify/vue": "^5.0.1",
     "@types/canvas-confetti": "^1.9.0",
-    "@types/node": "^26.1.1",
-    "@vitejs/plugin-legacy": "^8.2.2",
+    "@types/node": "^26.1.2",
+    "@vitejs/plugin-legacy": "^8.2.3",
     "@vitejs/plugin-vue": "^6.0.8",
     "@vue/tsconfig": "^0.9.1",
     "prettier": "^3.9.6",
     "typescript": "^7.0.2",
-    "unplugin-auto-import": "^21.0.0",
+    "unplugin-auto-import": "^21.1.0",
     "unplugin-vue-components": "^32.1.0",
-    "vite": "^8.1.5"
+    "vite": "^8.2.1"
   }
 }

src/admin/api.ts

@@ -287,16 +287,6 @@ export function createAnnouncement(announcement: AnnouncementEdit) {
   return http.post("admin/announcement", announcement)
 }
 
-export function getCommentList(offset = 0, limit = 10, problem: string) {
-  return http.get("admin/comment", {
-    params: { offset, limit, problem },
-  })
-}
-
-export function deleteComment(id: number) {
-  return http.delete("admin/comment", { params: { id } })
-}
-
 export async function getTutorialList() {
   const res = await http.get<Tutorial[]>("admin/tutorial")
   return res.data

src/admin/communication/comments.vue

@@ -1,114 +0,0 @@
-<template>
-  <n-flex justify="space-between" class="titleWrapper">
-    <h2 class="title">评论列表（只列出有内容的）</h2>
-    <div>
-      <n-input
-        v-model:value="query.problem"
-        clearable
-        placeholder="输入题目序号"
-      />
-    </div>
-  </n-flex>
-  <n-data-table striped :columns="columns" :data="comments" />
-  <Pagination
-    :total="total"
-    v-model:limit="query.limit"
-    v-model:page="query.page"
-  />
-</template>
-<script lang="ts" setup>
-import { NButton } from "naive-ui"
-import Pagination from "shared/components/Pagination.vue"
-import { parseTime } from "utils/functions"
-import type { Comment } from "utils/types"
-import { getCommentList } from "../api"
-import CommentActions from "./components/CommentActions.vue"
-
-const comments = ref<Comment[]>([])
-const total = ref(0)
-const query = reactive({
-  limit: 10,
-  page: 1,
-  problem: "",
-})
-
-const columns: DataTableColumn<Comment>[] = [
-  {
-    title: "题目",
-    key: "problem",
-    width: 100,
-    render: (row) =>
-      h(
-        NButton,
-        {
-          text: true,
-          type: "info",
-          onClick: () => window.open("/problem/" + row.problem, "_blank"),
-        },
-        () => row.problem,
-      ),
-  },
-  {
-    title: "提交",
-    key: "submission",
-    width: 200,
-    render: (row) =>
-      h(
-        NButton,
-        {
-          text: true,
-          type: "info",
-          onClick: () => window.open("/submission/" + row.submission, "_blank"),
-        },
-        () => row.submission.slice(0, 12),
-      ),
-  },
-  { title: "描述评分", key: "description_rating", width: 100 },
-  { title: "难度评分", key: "difficulty_rating", width: 100 },
-  { title: "综合评分", key: "comprehensive_rating", width: 100 },
-  { title: "用户", key: "user.username", width: 150 },
-  {
-    title: "时间",
-    key: "create_time",
-    render: (row) => parseTime(row.create_time, "YYYY-MM-DD HH:mm:ss"),
-    width: 200,
-  },
-  {
-    title: "内容",
-    key: "content",
-    minWidth: 200,
-    maxWidth: 300,
-    ellipsis: true,
-  },
-  {
-    title: "选项",
-    key: "action",
-    width: 100,
-    render: (row) =>
-      h(CommentActions, { commentID: row.id, onDeleted: listComments }),
-  },
-]
-
-async function listComments() {
-  const offset = (query.page - 1) * query.limit
-  const res = await getCommentList(offset, query.limit, query.problem)
-  comments.value = res.data.results
-  total.value = res.data.total
-}
-
-onMounted(listComments)
-watch(() => [query.page, query.limit], listComments)
-watchDebounced(() => query.problem, listComments, {
-  debounce: 500,
-  maxWait: 1000,
-})
-</script>
-<style scoped>
-.titleWrapper {
-  margin-bottom: 16px;
-}
-
-.title {
-  margin: 0;
-}
-</style>

src/admin/communication/components/CommentActions.vue

@@ -1,22 +0,0 @@
-<script lang="ts" setup>
-import { deleteComment } from "admin/api"
-
-const props = defineProps<{ commentID: number }>()
-const emit = defineEmits(["deleted"])
-
-const message = useMessage()
-
-async function submit() {
-  await deleteComment(props.commentID)
-  message.success("成功删除")
-  emit("deleted")
-}
-</script>
-<template>
-  <n-popconfirm @positive-click="submit">
-    <template #trigger>
-      <n-button secondary size="small" type="error">删除</n-button>
-    </template>
-    确定删除这条评论吗？
-  </n-popconfirm>
-</template>

src/admin/problem/list.vue

@@ -1,11 +1,11 @@
 <script setup lang="ts">
-import { NFlex, NSwitch, NTag } from "naive-ui"
+import { NFlex, NSwitch, NTag, NTooltip } from "naive-ui"
 import { Icon } from "@iconify/vue"
 import Pagination from "shared/components/Pagination.vue"
 import { usePagination } from "shared/composables/pagination"
 import { getTagColor, parseTime } from "utils/functions"
 import type { AdminProblemFiltered } from "utils/types"
-import { DIFFICULTY } from "utils/constants"
+import { DIFFICULTY, REACTIONS } from "utils/constants"
 import { getProblemList, toggleProblemVisible } from "../api"
 import Actions from "./components/Actions.vue"
 import Modal from "./components/Modal.vue"
@@ -135,6 +135,21 @@ const baseColumns: DataTableColumn<AdminProblemFiltered>[] = [
           : null,
       ]),
   },
+  {
+    title: "反馈",
+    key: "top_reaction",
+    width: 60,
+    render: (row) => {
+      const top = row.top_reaction
+      if (!top) return null
+      const reaction = REACTIONS.find((it) => it.key === top.type)
+      if (!reaction) return null
+      return h(NTooltip, null, {
+        trigger: () => h(Icon, { width: 18, icon: reaction.icon }),
+        default: () => `${reaction.label} ${top.count} 人`,
+      })
+    },
+  },
   { title: "出题人", key: "username", width: 120 },
   {
     title: "创建时间",
@@ -167,9 +182,10 @@ const baseColumns: DataTableColumn<AdminProblemFiltered>[] = [
   },
 ]
 
+// 比赛题目接口不返回 top_reaction，这一列只在普通题目列表里显示
 const columns = computed<DataTableColumn<AdminProblemFiltered>[]>(() =>
   isContestProblemList.value
-    ? baseColumns
+    ? baseColumns.filter((it) => !("key" in it) || it.key !== "top_reaction")
     : [{ type: "selection" }, ...baseColumns],
 )
 

src/admin/setting/config.vue

@@ -1,5 +1,10 @@
 <script setup lang="ts">
 import { NButton, NTag } from "naive-ui"
+import {
+  CLASS_NAME_MAX_DIGITS,
+  CLASS_NAME_MIN_DIGITS,
+  CLASS_NAME_RE,
+} from "utils/constants"
 import { parseTime } from "utils/functions"
 import type { Server } from "utils/types"
 import { useConfigStore } from "shared/store/config"
@@ -140,7 +145,21 @@ async function getWebsiteConfig() {
 }
 
 async function saveWebsiteConfig() {
-  await editWebsite(websiteConfig)
+  // 班级号要和用户名里 ks 后面那段对得上，位数不对登录页会查不到该班学生。
+  // 后端 CreateEditWebsiteConfigSerializer 也会拦，这里先报更明确的错
+  const invalid = websiteConfig.class_list.filter((c) => !CLASS_NAME_RE.test(c))
+  if (invalid.length) {
+    message.error(
+      `班级号 ${invalid.join("、")} 必须是 ${CLASS_NAME_MIN_DIGITS}~${CLASS_NAME_MAX_DIGITS} 位数字`,
+    )
+    return
+  }
+  try {
+    await editWebsite(websiteConfig)
+  } catch (err: any) {
+    message.error("保存失败：" + err.data)
+    return
+  }
   message.success("网站配置保存成功")
   getWebsiteConfig()
   configStore.getConfig()
@@ -214,7 +233,13 @@ onMounted(() => {
     </n-form>
     <n-form label-placement="left">
       <n-form-item label="班级列表">
-        <n-dynamic-tags v-model:value="websiteConfig.class_list" />
+        <n-flex vertical size="small">
+          <n-dynamic-tags v-model:value="websiteConfig.class_list" />
+          <n-text depth="3" style="font-size: 12px">
+            填 {{ CLASS_NAME_MIN_DIGITS }}~{{ CLASS_NAME_MAX_DIGITS }}
+            位数字，如 251、2510，要和用户名里 ks 后面那段一致
+          </n-text>
+        </n-flex>
       </n-form-item>
     </n-form>
     <n-flex align="center">

src/admin/transforms.ts

@@ -14,5 +14,7 @@ export function toProblemListItem(result: AdminProblem) {
     has_ast_rules: result.has_ast_rules,
     allow_flowchart: result.allow_flowchart,
     show_flowchart: result.show_flowchart,
+    // 比赛题目列表接口不返回这个字段
+    top_reaction: result.top_reaction ?? null,
   }
 }

src/admin/user/generate.vue

@@ -1,4 +1,10 @@
 <script setup lang="ts">
+import {
+  CLASS_NAME_MAX_DIGITS,
+  CLASS_NAME_MAX_VALUE,
+  CLASS_NAME_MIN_DIGITS,
+  CLASS_NAME_MIN_VALUE,
+} from "utils/constants"
 import { importUsers } from "../api"
 
 const message = useMessage()
@@ -12,6 +18,17 @@ function generateUsers() {
     message.info("请填写相关内容")
     return false
   }
+  // 后端 get_class_name 只认合法位数的班级号，位数不对会整批拒绝导入，
+  // 这里先拦一道，省得填完一屏用户名才被打回来
+  if (
+    prefix.value &&
+    (prefix.value < CLASS_NAME_MIN_VALUE || prefix.value > CLASS_NAME_MAX_VALUE)
+  ) {
+    message.error(
+      `班级号 ${prefix.value} 必须是 ${CLASS_NAME_MIN_DIGITS}~${CLASS_NAME_MAX_DIGITS} 位数字`,
+    )
+    return false
+  }
   let className = !!prefix.value ? `ks${prefix.value}` : ""
   rawInput.value = rawInput.value.trim()
   const inputs = rawInput.value.split("\n")
@@ -64,9 +81,9 @@ async function submit() {
           style="width: 170px"
           v-model:value="prefix"
           clearable
-          :max="9999"
+          :max="CLASS_NAME_MAX_VALUE"
           :min="0"
-          placeholder="班级号"
+          :placeholder="`班级号（${CLASS_NAME_MIN_DIGITS}~${CLASS_NAME_MAX_DIGITS} 位）`"
         />
       </n-flex>
       <n-input

src/admin/user/list.vue

@@ -172,7 +172,6 @@ function createNewUser() {
     problem_permission: "None",
     create_time: new Date(),
     last_login: new Date(),
-    two_factor_auth: false,
     open_api: false,
     is_disabled: false,
     password: "",
@@ -197,20 +196,29 @@ async function handleEditUser() {
     message.error("密码长度不得小于 6")
     return
   }
-  if (create.value) {
-    const newUser = [
-      [
-        userEditing.value.username,
-        password.value,
-        userEditing.value.email,
-        userEditing.value.real_name,
-      ],
-    ]
-    await importUsers(newUser)
-    listUsers()
-  } else {
-    const user = Object.assign(userEditing.value, { password: password.value })
-    await editUser(user)
+  // http 拦截器只对 login-required / permission-denied 自动弹提示，
+  // 其余业务错误（比如班级号位数不对）不接住就什么都不显示
+  try {
+    if (create.value) {
+      const newUser = [
+        [
+          userEditing.value.username,
+          password.value,
+          userEditing.value.email,
+          userEditing.value.real_name,
+        ],
+      ]
+      await importUsers(newUser)
+      listUsers()
+    } else {
+      const user = Object.assign(userEditing.value, {
+        password: password.value,
+      })
+      await editUser(user)
+    }
+  } catch (err: any) {
+    message.error("保存失败：" + err.data)
+    return
   }
   userEditing.value = null
   password.value = ""

src/oj/achievement/index.vue

@@ -48,17 +48,6 @@ const rarities = computed(() =>
     (a, b) => RARITY_RANK[a.rarity] - RARITY_RANK[b.rarity],
   ),
 )
-
-// 数据是异步来的，卡片挂上去时百分比就是终值，CSS 过渡不会触发。
-// 先按 0 渲染一帧，下一帧再填真值，圆环和进度条才有"长出来"的动画
-const grown = ref(false)
-const percent = computed(() =>
-  grown.value ? (summary.value?.percent ?? 0) : 0,
-)
-function rarityPercent(r: { unlocked: number; total: number }) {
-  if (!grown.value || !r.total) return 0
-  return (r.unlocked / r.total) * 100
-}
 const badges = ref<UserBadge[]>([])
 const { isDesktop } = useBreakpoints()
 const tab = ref("all")
@@ -74,7 +63,6 @@ const filtered = computed(() => {
 
 async function load() {
   loading.value = true
-  grown.value = false
   try {
     const [list, sum, badgeRes] = await Promise.all([
       getAchievements(name.value),
@@ -88,9 +76,6 @@ async function load() {
   } finally {
     loading.value = false
   }
-  // 等卡片以 0 渲染完这一帧，再切到真值
-  await nextTick()
-  requestAnimationFrame(() => requestAnimationFrame(() => (grown.value = true)))
 }
 
 onMounted(load)
@@ -99,117 +84,117 @@ watch(name, load)
 
 <template>
   <div class="hall">
-    <n-card v-if="summary">
-      <n-flex align="center" :wrap="false" :size="isDesktop ? 32 : 16">
-        <n-flex vertical align="center" :size="6">
-          <n-progress
-            type="circle"
-            :percentage="percent"
-            :stroke-width="8"
-            class="grow"
-          >
-            <n-text strong>
-              <n-number-animation
-                :from="0"
-                :to="summary.percent"
-                :duration="900"
-              />%
-            </n-text>
-          </n-progress>
-          <n-text depth="3" class="nowrap">
-            已获得 {{ summary.unlocked }} / {{ summary.total }}
-          </n-text>
-        </n-flex>
-
-        <n-flex vertical :size="8" class="rarity">
-          <n-flex
-            v-for="r in rarities"
-            :key="r.rarity"
-            align="center"
-            :wrap="false"
-            :size="10"
-          >
-            <n-text strong :style="{ color: rarityColor[r.rarity] }">
-              {{ r.label }}
-            </n-text>
+    <!-- delay 50ms：缓存命中时数据几乎立刻回来，不闪一下转圈 -->
+    <n-spin :show="loading" :delay="50" style="min-height: 240px">
+      <n-card v-if="summary">
+        <n-flex align="center" :wrap="false" :size="isDesktop ? 32 : 16">
+          <n-flex vertical align="center" :size="6">
             <n-progress
-              style="flex: 1"
-              class="grow"
-              type="line"
-              :percentage="rarityPercent(r)"
-              :height="6"
-              :border-radius="3"
-              :fill-border-radius="3"
-              :color="rarityColor[r.rarity]"
-              :show-indicator="false"
-            />
+              type="circle"
+              :percentage="summary.percent"
+              :stroke-width="8"
+            >
+              <n-text strong :style="{ fontSize: isDesktop ? '20px' : '14px' }">
+                {{ summary.percent }}%
+              </n-text>
+            </n-progress>
             <n-text depth="3" class="nowrap">
-              {{ r.unlocked }} / {{ r.total }}
+              已获得 {{ summary.unlocked }} / {{ summary.total }}
             </n-text>
           </n-flex>
-        </n-flex>
-      </n-flex>
-    </n-card>
 
-    <n-tabs v-model:value="tab" type="line" class="tabs">
-      <n-tab name="all">全部</n-tab>
-      <n-tab name="unlocked">已获得</n-tab>
-      <n-tab name="locked">未获得</n-tab>
-      <n-tab name="badges">题单奖章</n-tab>
-    </n-tabs>
-
-    <template v-if="tab !== 'badges'">
-      <n-grid
-        v-if="filtered.length"
-        responsive="screen"
-        cols="1 s:2 l:3"
-        :x-gap="12"
-        :y-gap="12"
-      >
-        <n-gi v-for="a in filtered" :key="a.id">
-          <AchievementCard :achievement="a" />
-        </n-gi>
-      </n-grid>
-      <!-- 加载中不显示空态，不然首屏会闪一下"什么都没有" -->
-      <n-empty v-else-if="!loading" description="这里还什么都没有" />
-    </template>
-
-    <template v-else>
-      <n-grid
-        v-if="badges.length"
-        responsive="screen"
-        cols="1 s:2 l:3"
-        :x-gap="12"
-        :y-gap="12"
-      >
-        <n-gi v-for="b in badges" :key="b.id">
-          <n-card size="small">
-            <n-thing :title="b.badge?.name" :description="b.badge?.description">
-              <template #avatar v-if="b.badge?.icon">
-                <n-avatar
-                  :size="40"
-                  :src="b.badge.icon"
-                  color="transparent"
-                  object-fit="contain"
-                />
-              </template>
-              <n-text v-if="b.problemset" depth="3" class="source">
-                来自题单
-                <router-link
-                  :to="{
-                    name: 'problemset',
-                    params: { problemSetId: b.problemset.id },
-                  }"
-                >
-                  {{ b.problemset.title }}
-                </router-link>
+          <n-flex vertical :size="8" class="rarity">
+            <n-flex
+              v-for="r in rarities"
+              :key="r.rarity"
+              align="center"
+              :wrap="false"
+              :size="10"
+            >
+              <n-text strong :style="{ color: rarityColor[r.rarity] }">
+                {{ r.label }}
               </n-text>
-            </n-thing>
-          </n-card>
-        </n-gi>
-      </n-grid>
-      <n-empty v-else-if="!loading" description="还没有获得任何题单奖章" />
-    </template>
+              <n-progress
+                style="flex: 1"
+                type="line"
+                :percentage="r.total ? (r.unlocked / r.total) * 100 : 0"
+                :height="6"
+                :border-radius="3"
+                :fill-border-radius="3"
+                :color="rarityColor[r.rarity]"
+                :show-indicator="false"
+              />
+              <n-text depth="3" class="nowrap">
+                {{ r.unlocked }} / {{ r.total }}
+              </n-text>
+            </n-flex>
+          </n-flex>
+        </n-flex>
+      </n-card>
+
+      <n-tabs v-model:value="tab" type="line" class="tabs">
+        <n-tab name="all">全部</n-tab>
+        <n-tab name="unlocked">已获得</n-tab>
+        <n-tab name="locked">未获得</n-tab>
+        <n-tab name="badges">题单奖章</n-tab>
+      </n-tabs>
+
+      <template v-if="tab !== 'badges'">
+        <n-grid
+          v-if="filtered.length"
+          responsive="screen"
+          cols="1 s:2 l:3"
+          :x-gap="12"
+          :y-gap="12"
+        >
+          <n-gi v-for="a in filtered" :key="a.id">
+            <AchievementCard :achievement="a" />
+          </n-gi>
+        </n-grid>
+        <!-- 加载中不显示空态，不然首屏会闪一下"什么都没有" -->
+        <n-empty v-else-if="!loading" description="这里还什么都没有" />
+      </template>
+
+      <template v-else>
+        <n-grid
+          v-if="badges.length"
+          responsive="screen"
+          cols="1 s:2 l:3"
+          :x-gap="12"
+          :y-gap="12"
+        >
+          <n-gi v-for="b in badges" :key="b.id">
+            <n-card size="small">
+              <n-thing
+                :title="b.badge?.name"
+                :description="b.badge?.description"
+              >
+                <template #avatar v-if="b.badge?.icon">
+                  <n-avatar
+                    :size="40"
+                    :src="b.badge.icon"
+                    color="transparent"
+                    object-fit="contain"
+                  />
+                </template>
+                <n-text v-if="b.problemset" depth="3" class="source">
+                  来自题单
+                  <router-link
+                    :to="{
+                      name: 'problemset',
+                      params: { problemSetId: b.problemset.id },
+                    }"
+                  >
+                    {{ b.problemset.title }}
+                  </router-link>
+                </n-text>
+              </n-thing>
+            </n-card>
+          </n-gi>
+        </n-grid>
+        <n-empty v-else-if="!loading" description="还没有获得任何题单奖章" />
+      </template>
+    </n-spin>
   </div>
 </template>
 
@@ -239,27 +224,4 @@ watch(name, load)
   text-decoration: underline;
   text-underline-offset: 2px;
 }
-.source a:hover {
-  color: var(--n-text-color);
-}
-
-/* naive 自带过渡，但圆环 stroke-dasharray 只有 .3s、线条 max-width 只有 .2s，
-   配合 0 → 真值那一下太快看不出来，这里拉长 */
-.grow :deep(.n-progress-graph-circle-fill) {
-  transition:
-    opacity 0.3s var(--n-bezier),
-    stroke 0.3s var(--n-bezier),
-    stroke-dasharray 0.9s cubic-bezier(0.25, 1, 0.5, 1);
-}
-.grow :deep(.n-progress-graph-line-fill) {
-  transition:
-    background-color 0.3s var(--n-bezier),
-    max-width 0.9s cubic-bezier(0.25, 1, 0.5, 1);
-}
-@media (prefers-reduced-motion: reduce) {
-  .grow :deep(.n-progress-graph-circle-fill),
-  .grow :deep(.n-progress-graph-line-fill) {
-    transition: none;
-  }
-}
 </style>

src/oj/api.ts

@@ -3,6 +3,8 @@ import { filterResult } from "oj/transforms"
 import type {
   Exercise,
   Problem,
+  ReactionKey,
+  ReactionState,
   Submission,
   SubmissionListPayload,
   SubmitCodePayload,
@@ -223,22 +225,17 @@ export function getMessageList(offset = 0, limit = 10) {
   return http.get("message", { params: { limit, offset } })
 }
 
-export function createComment(data: {
-  problem_id: number
-  description_rating: number
-  difficulty_rating: number
-  comprehensive_rating: number
-  content: string
-}) {
-  return http.post("comment", data)
+export function getReaction(problemID: number) {
+  return http.get<ReactionState>("reaction", {
+    params: { problem_id: problemID },
+  })
 }
 
-export function getComment(problemID: number) {
-  return http.get("comment", { params: { problem_id: problemID } })
-}
-
-export function getCommentStatistics(problemID: number) {
-  return http.get("comment/statistics", { params: { problem_id: problemID } })
+export function setReaction(problemID: number, type: ReactionKey) {
+  return http.post<ReactionState>("reaction", {
+    problem_id: problemID,
+    type,
+  })
 }
 
 // TODO: 这个API有问题

src/oj/problem/components/ProblemComment.vue

@@ -1,197 +0,0 @@
-<template>
-  <n-alert type="error" v-if="!userStore.isAuthed" title="请先登录" />
-  <div v-else>
-    <n-alert
-      v-if="problem?.my_status !== 0"
-      class="title"
-      type="error"
-      title="请先完成该题"
-    ></n-alert>
-    <div v-else>
-      <n-alert class="title" type="success" :title="title"></n-alert>
-      <n-form>
-        <n-form-item
-          label-width="220"
-          label-align="left"
-          label="题目是否描述清楚"
-          label-placement="left"
-        >
-          <Icon
-            v-if="hasCommented"
-            icon="fluent-emoji:star"
-            :width="24"
-            v-for="(_, i) in description_rating"
-            :key="i"
-          />
-          <n-rate v-else size="large" v-model:value="description_rating" />
-        </n-form-item>
-        <n-form-item
-          label-width="220"
-          label-align="left"
-          :label="
-            '难度是否匹配（此题是' + DIFFICULTY[problem.difficulty] + '的）'
-          "
-          label-placement="left"
-        >
-          <Icon
-            v-if="hasCommented"
-            icon="fluent-emoji:star"
-            :width="24"
-            v-for="(_, i) in difficulty_rating"
-            :key="i"
-          />
-          <n-rate v-else size="large" v-model:value="difficulty_rating" />
-        </n-form-item>
-        <n-form-item
-          label-width="220"
-          label-align="left"
-          label="综合评分"
-          label-placement="left"
-        >
-          <Icon
-            v-if="hasCommented"
-            icon="fluent-emoji:star"
-            :width="24"
-            v-for="(_, i) in difficulty_rating"
-            :key="i"
-          />
-          <n-rate v-else size="large" v-model:value="comprehensive_rating" />
-        </n-form-item>
-        <n-form-item
-          v-if="!hasCommented"
-          label="对这道题的评价（可选，注意文明用语）"
-        >
-          <n-input v-model:value="content" type="textarea" />
-        </n-form-item>
-        <n-form-item v-if="hasCommented && content" label="你对这道题的评价：">
-          {{ content }}
-        </n-form-item>
-        <n-button
-          v-if="hasCommented && showStatistics"
-          type="primary"
-          @click="getComments"
-        >
-          查看统计
-        </n-button>
-        <n-button v-if="!hasCommented" type="primary" @click="submit">
-          提交
-        </n-button>
-      </n-form>
-      <div v-if="showStatistics">
-        <n-descriptions
-          class="list"
-          v-if="count"
-          :column="4"
-          bordered
-          label-placement="left"
-        >
-          <n-descriptions-item label="评论">
-            {{ count }}
-          </n-descriptions-item>
-          <n-descriptions-item label="描述">
-            {{ rating.description }}
-          </n-descriptions-item>
-          <n-descriptions-item label="难度">
-            {{ rating.difficulty }}
-          </n-descriptions-item>
-          <n-descriptions-item label="综合">
-            {{ rating.comprehensive }}
-          </n-descriptions-item>
-        </n-descriptions>
-        <n-empty class="list" v-if="show && count === 0">
-          暂无记录，快去评论吧
-        </n-empty>
-      </div>
-    </div>
-  </div>
-</template>
-<script lang="ts" setup>
-import { Icon } from "@iconify/vue"
-import { storeToRefs } from "pinia"
-import { useProblemStore } from "oj/store/problem"
-import { DIFFICULTY } from "utils/constants"
-import { createComment, getComment, getCommentStatistics } from "oj/api"
-import { useUserStore } from "shared/store/user"
-
-interface Props {
-  showStatistics?: boolean
-}
-
-const { showStatistics = true } = defineProps<Props>()
-
-const userStore = useUserStore()
-const problemStore = useProblemStore()
-const { problem } = storeToRefs(problemStore)
-
-const message = useMessage()
-
-const content = ref("")
-const description_rating = ref(0)
-const difficulty_rating = ref(0)
-const comprehensive_rating = ref(0)
-
-const [show, toggleShow] = useToggle()
-const [hasCommented, toggleHasCommented] = useToggle()
-const count = ref(0)
-const rating = reactive({
-  description: 0,
-  difficulty: 0,
-  comprehensive: 0,
-})
-
-const title = computed(() => {
-  if (hasCommented.value) return "这道题你已经打过分了，你的评分如下："
-  return "你已经完成了这道题，请给这道题打分吧！"
-})
-
-async function submit() {
-  if (
-    description_rating.value === 0 ||
-    difficulty_rating.value === 0 ||
-    comprehensive_rating.value === 0
-  ) {
-    message.error("请完成打分")
-    return
-  }
-  const data = {
-    problem_id: problem.value!.id,
-    content: content.value,
-    description_rating: description_rating.value,
-    difficulty_rating: difficulty_rating.value,
-    comprehensive_rating: comprehensive_rating.value,
-  }
-  await createComment(data)
-  toggleHasCommented(true)
-  message.success("提交成功")
-}
-
-async function getComments() {
-  const res = await getCommentStatistics(problem.value!.id)
-  toggleShow(true)
-  if (!res.data) return
-  count.value = res.data.count
-  rating.description = res.data.rating.description
-  rating.difficulty = res.data.rating.difficulty
-  rating.comprehensive = res.data.rating.comprehensive
-}
-
-async function getMyComment() {
-  const res = await getComment(problem.value!.id)
-  if (!res.data) return
-  content.value = res.data.content
-  description_rating.value = res.data.description_rating
-  difficulty_rating.value = res.data.difficulty_rating
-  comprehensive_rating.value = res.data.comprehensive_rating
-  toggleHasCommented(true)
-}
-
-onMounted(getMyComment)
-</script>
-<style scoped>
-.title {
-  margin-bottom: 24px;
-}
-.list {
-  margin-top: 24px;
-}
-</style>

src/oj/problem/components/ProblemReaction.vue

@@ -0,0 +1,698 @@
+<script lang="ts" setup>
+import { Icon } from "@iconify/vue"
+import { useThemeVars } from "naive-ui"
+import { storeToRefs } from "pinia"
+import type { CSSProperties } from "vue"
+import { getReaction, setReaction } from "oj/api"
+import { useProblemStore } from "oj/store/problem"
+import { useUserStore } from "shared/store/user"
+import { REACTIONS } from "utils/constants"
+import type { ReactionCounts, ReactionKey } from "utils/types"
+
+const emit = defineEmits<{ submitted: [] }>()
+
+const userStore = useUserStore()
+const problemStore = useProblemStore()
+const { problem } = storeToRefs(problemStore)
+const message = useMessage()
+const theme = useThemeVars()
+
+const mine = ref<ReactionKey | null>(null)
+const counts = ref<ReactionCounts | null>(null)
+const loading = ref(false)
+// 正在提交的 key，用来锁住整组并只在当前选项显示进度。
+const submitting = ref<ReactionKey | null>(null)
+const activeIndex = ref<number | null>(null)
+const keyboardActive = ref(false)
+const wheelRef = ref<HTMLElement | null>(null)
+let loadSequence = 0
+
+const wheelGeometry = {
+  startAngle: -90,
+  contentRadius: 35,
+  pushRadius: 4,
+  outerRadius: 50,
+  arcPointCount: 9,
+  hitInnerRadius: 0.18,
+  hitOuterRadius: 0.49,
+} as const
+
+const sliceAngle = 360 / REACTIONS.length
+
+function pointOnCircle(angle: number, radius: number) {
+  const radians = (angle * Math.PI) / 180
+  return {
+    x: 50 + Math.cos(radians) * radius,
+    y: 50 + Math.sin(radians) * radius,
+  }
+}
+
+function getWheelItemStyle(index: number): CSSProperties {
+  const centerAngle = wheelGeometry.startAngle + index * sliceAngle
+  const startAngle = centerAngle - sliceAngle / 2
+  const endAngle = centerAngle + sliceAngle / 2
+  const dividerAngle = index * sliceAngle - sliceAngle / 2
+  const position = pointOnCircle(centerAngle, wheelGeometry.contentRadius)
+  const push = pointOnCircle(centerAngle, wheelGeometry.pushRadius)
+  const arcPoints = Array.from(
+    { length: wheelGeometry.arcPointCount },
+    (_, pointIndex) => {
+      const progress = pointIndex / (wheelGeometry.arcPointCount - 1)
+      const angle = startAngle + (endAngle - startAngle) * progress
+      const point = pointOnCircle(angle, wheelGeometry.outerRadius)
+      return `${point.x.toFixed(3)}% ${point.y.toFixed(3)}%`
+    },
+  )
+
+  return {
+    "--segment-path": `polygon(50% 50%, ${arcPoints.join(", ")})`,
+    "--content-x": `${position.x}%`,
+    "--content-y": `${position.y}%`,
+    "--push-x": `${push.x - 50}px`,
+    "--push-y": `${push.y - 50}px`,
+    "--divider-angle": `${dividerAngle}deg`,
+  }
+}
+
+const wheelItems = REACTIONS.map((item, index) => ({
+  ...item,
+  index,
+  style: getWheelItemStyle(index),
+}))
+
+const solved = computed(() => problem.value?.my_status === 0)
+const locked = computed(() => mine.value !== null)
+const canInteract = computed(
+  () =>
+    userStore.isAuthed &&
+    !!problem.value &&
+    solved.value &&
+    !locked.value &&
+    !loading.value &&
+    !submitting.value,
+)
+
+const wheelCenter = computed(() => {
+  if (loading.value) {
+    return {
+      icon: "ph:spinner-gap-bold",
+      eyebrow: "正在读取",
+      label: "题目点评",
+      spinning: true,
+    }
+  }
+
+  if (submitting.value) {
+    const item = REACTIONS.find((reaction) => reaction.key === submitting.value)
+    return {
+      icon: "svg-spinners:180-ring-with-bg",
+      eyebrow: "正在记录",
+      label: item?.label ?? "提交点评",
+      spinning: false,
+    }
+  }
+
+  if (mine.value) {
+    const item = REACTIONS.find((reaction) => reaction.key === mine.value)
+    return {
+      icon: "ph:check-bold",
+      eyebrow: "你的选择",
+      label: item?.label ?? "已提交",
+      spinning: false,
+    }
+  }
+
+  if (!userStore.isAuthed) {
+    return {
+      icon: "ph:user-circle-dashed",
+      eyebrow: "登录后开放",
+      label: "登录后点评",
+      spinning: false,
+    }
+  }
+
+  if (activeIndex.value !== null) {
+    const item = wheelItems[activeIndex.value]
+    const count = counts.value?.[item.key]
+    return {
+      icon: item.icon,
+      eyebrow: count === undefined ? "选择这项" : `${count} 人选择`,
+      label: item.label,
+      spinning: false,
+    }
+  }
+
+  if (!solved.value) {
+    return {
+      icon: "ph:lock-simple-bold",
+      eyebrow: "完成后开放",
+      label: "通关后点评",
+      spinning: false,
+    }
+  }
+
+  return {
+    icon: "ph:cursor-click-bold",
+    eyebrow: "移动到扇区",
+    label: "选择点评",
+    spinning: false,
+  }
+})
+
+const reactionStyle = computed(() => ({
+  "--reaction-accent": theme.value.primaryColor,
+  "--reaction-card": theme.value.cardColor,
+  "--reaction-border": theme.value.borderColor,
+  "--reaction-text": theme.value.textColor1,
+  "--reaction-text-faint": theme.value.textColor3,
+}))
+
+function optionAriaLabel(key: ReactionKey, label: string) {
+  const count = counts.value?.[key]
+  const countText = count === undefined ? "" : `，${count} 人选择`
+  const selectedText = mine.value === key ? "，你的选择" : ""
+  return `${label}${countText}${selectedText}`
+}
+
+function getPointerIndex(event: PointerEvent | MouseEvent) {
+  const wheel = wheelRef.value
+  if (!wheel) return null
+
+  const bounds = wheel.getBoundingClientRect()
+  const x = event.clientX - (bounds.left + bounds.width / 2)
+  const y = event.clientY - (bounds.top + bounds.height / 2)
+  const distance = Math.hypot(x, y)
+
+  if (
+    distance < bounds.width * wheelGeometry.hitInnerRadius ||
+    distance > bounds.width * wheelGeometry.hitOuterRadius
+  ) {
+    return null
+  }
+
+  const angle = (Math.atan2(y, x) * 180) / Math.PI
+  const rawIndex = Math.round((angle - wheelGeometry.startAngle) / sliceAngle)
+  return (
+    ((rawIndex % wheelItems.length) + wheelItems.length) % wheelItems.length
+  )
+}
+
+function preview(index: number, fromKeyboard = false) {
+  if (!canInteract.value) return
+  keyboardActive.value = fromKeyboard
+  activeIndex.value = index
+}
+
+function clearPreview() {
+  if (locked.value) return
+  activeIndex.value = null
+  keyboardActive.value = false
+}
+
+function onWheelPointerMove(event: PointerEvent) {
+  if (!canInteract.value) return
+  keyboardActive.value = false
+  activeIndex.value = getPointerIndex(event)
+}
+
+function onWheelClick(event: MouseEvent) {
+  if (!canInteract.value) return
+  const target = event.target
+  if (target instanceof Element && target.closest(".reaction-option")) return
+
+  const index = getPointerIndex(event)
+  if (index !== null) pick(wheelItems[index].key)
+}
+
+async function pick(key: ReactionKey) {
+  if (
+    !problem.value ||
+    !solved.value ||
+    locked.value ||
+    loading.value ||
+    submitting.value
+  )
+    return
+
+  activeIndex.value = null
+  keyboardActive.value = false
+  submitting.value = key
+  try {
+    const res = await setReaction(problem.value.id, key)
+    mine.value = res.data.mine
+    counts.value = res.data.counts
+    emit("submitted")
+  } catch {
+    message.error("提交失败，请重试")
+  } finally {
+    submitting.value = null
+  }
+}
+
+async function load(problemId: number) {
+  const sequence = ++loadSequence
+  loading.value = true
+  try {
+    const res = await getReaction(problemId)
+    if (sequence !== loadSequence) return
+    mine.value = res.data.mine
+    counts.value = res.data.counts
+  } catch {
+    if (sequence === loadSequence) message.error("暂时无法读取题目点评")
+  } finally {
+    if (sequence === loadSequence) loading.value = false
+  }
+}
+
+watch(
+  [() => userStore.isAuthed, () => problem.value?.id],
+  ([isAuthed, problemId]) => {
+    mine.value = null
+    counts.value = null
+    submitting.value = null
+    activeIndex.value = null
+    keyboardActive.value = false
+
+    if (!isAuthed || problemId === undefined) {
+      loadSequence += 1
+      loading.value = false
+      return
+    }
+    load(problemId)
+  },
+  { immediate: true },
+)
+</script>
+
+<template>
+  <section class="reaction-panel" :style="reactionStyle" aria-label="题目点评">
+    <div class="wheel-stage">
+      <div
+        ref="wheelRef"
+        class="reaction-wheel"
+        :class="{
+          'has-selection': locked,
+          'is-disabled': !canInteract,
+          'is-keyboard-active': keyboardActive,
+        }"
+        role="group"
+        aria-label="选择一项题目点评，点击后立即提交"
+        :aria-busy="loading || !!submitting"
+        @pointermove="onWheelPointerMove"
+        @pointerleave="clearPreview"
+        @click="onWheelClick"
+      >
+        <span
+          v-for="item in wheelItems"
+          :key="`${item.key}-face`"
+          class="segment-face"
+          :class="{
+            'is-active': activeIndex === item.index,
+            'is-selected': mine === item.key,
+            'is-submitting': submitting === item.key,
+          }"
+          :style="item.style"
+          aria-hidden="true"
+        />
+
+        <span
+          v-for="item in wheelItems"
+          :key="`${item.key}-divider`"
+          class="segment-divider"
+          :style="item.style"
+          aria-hidden="true"
+        />
+
+        <button
+          v-for="item in wheelItems"
+          :key="item.key"
+          type="button"
+          class="reaction-option"
+          :class="{
+            'is-active': activeIndex === item.index,
+            'is-selected': mine === item.key,
+            'is-submitting': submitting === item.key,
+            'is-muted': locked && mine !== item.key,
+            'is-unavailable': !userStore.isAuthed || !solved || loading,
+          }"
+          :style="item.style"
+          :disabled="!canInteract"
+          :aria-pressed="mine === item.key"
+          :aria-label="optionAriaLabel(item.key, item.label)"
+          @focus="preview(item.index, true)"
+          @blur="clearPreview"
+          @click.stop="pick(item.key)"
+        >
+          <span class="option-content">
+            <span class="option-icon" aria-hidden="true">
+              <Icon
+                :icon="
+                  submitting === item.key
+                    ? 'svg-spinners:180-ring-with-bg'
+                    : item.icon
+                "
+              />
+            </span>
+            <span class="option-label">{{ item.label }}</span>
+            <span v-if="counts" class="option-count">
+              {{ counts[item.key] }} 人
+            </span>
+          </span>
+        </button>
+
+        <div class="wheel-core" aria-hidden="true">
+          <div class="core-content">
+            <Icon
+              class="core-icon"
+              :class="{ 'is-spinning': wheelCenter.spinning }"
+              :icon="wheelCenter.icon"
+            />
+            <span class="core-eyebrow">{{ wheelCenter.eyebrow }}</span>
+            <strong class="core-label">{{ wheelCenter.label }}</strong>
+          </div>
+        </div>
+      </div>
+    </div>
+  </section>
+</template>
+
+<style scoped>
+.reaction-panel {
+  width: min(100%, 720px);
+  box-sizing: border-box;
+  container-type: inline-size;
+  margin: 0 auto;
+  padding: clamp(12px, 3vw, 24px);
+  color: var(--reaction-text);
+}
+
+.wheel-stage {
+  display: grid;
+  place-items: center;
+  padding: 4px 0;
+}
+
+.reaction-wheel {
+  position: relative;
+  width: min(100%, 400px);
+  box-sizing: border-box;
+  aspect-ratio: 1;
+  overflow: hidden;
+  border: 1px solid var(--reaction-border);
+  border-radius: 50%;
+  background: var(--reaction-card);
+  isolation: isolate;
+}
+
+.segment-face {
+  position: absolute;
+  inset: 1px;
+  overflow: hidden;
+  background: color-mix(in srgb, var(--reaction-text) 4%, var(--reaction-card));
+  clip-path: var(--segment-path);
+  transform: translate(0, 0) scale(1);
+  transform-origin: center;
+  pointer-events: none;
+  transition:
+    transform 140ms cubic-bezier(0, 0, 0.2, 1),
+    background-color 140ms ease-out;
+}
+
+.segment-face:is(.is-active, .is-submitting) {
+  z-index: 2;
+  background: color-mix(
+    in srgb,
+    var(--reaction-accent) 10%,
+    var(--reaction-card)
+  );
+  transform: translate(calc(var(--push-x) * 0.7), calc(var(--push-y) * 0.7))
+    scale(1.045);
+}
+
+.segment-face.is-selected {
+  z-index: 3;
+  background: color-mix(
+    in srgb,
+    var(--reaction-accent) 18%,
+    var(--reaction-card)
+  );
+  transform: translate(var(--push-x), var(--push-y)) scale(1.075);
+}
+
+.segment-divider {
+  position: absolute;
+  z-index: 8;
+  top: 1px;
+  left: calc(50% - 1px);
+  width: 2px;
+  height: calc(50% - 1px);
+  background: var(--reaction-border);
+  transform: rotate(var(--divider-angle));
+  transform-origin: 50% 100%;
+  pointer-events: none;
+}
+
+.reaction-option {
+  position: absolute;
+  z-index: 9;
+  top: var(--content-y);
+  left: var(--content-x);
+  display: flex;
+  width: clamp(66px, 20%, 80px);
+  min-height: clamp(52px, 16%, 64px);
+  align-items: stretch;
+  justify-content: stretch;
+  padding: 0;
+  border: 0;
+  border-radius: 6px;
+  background: transparent;
+  color: var(--reaction-text);
+  font: inherit;
+  transform: translate(-50%, -50%);
+  touch-action: manipulation;
+  cursor: pointer;
+}
+
+.reaction-option:disabled {
+  cursor: not-allowed;
+}
+
+.reaction-option.is-unavailable {
+  opacity: 0.58;
+}
+
+.reaction-option.is-muted {
+  opacity: 0.48;
+}
+
+.reaction-option:is(.is-selected, .is-submitting) {
+  opacity: 1;
+}
+
+.reaction-option:focus-visible {
+  outline: 2px solid color-mix(in srgb, var(--reaction-accent) 55%, transparent);
+  outline-offset: 2px;
+}
+
+.option-content {
+  display: flex;
+  width: 100%;
+  min-height: 100%;
+  align-items: center;
+  justify-content: center;
+  flex-direction: column;
+  gap: 2px;
+  border-radius: 6px;
+  transform: translate(0, 0) scale(1);
+  transition: transform 140ms cubic-bezier(0, 0, 0.2, 1);
+}
+
+.reaction-option:active:not(:disabled) .option-content {
+  transform: scale(0.96);
+}
+
+.reaction-option:is(.is-active, .is-submitting) .option-content {
+  transform: translate(calc(var(--push-x) * 0.8), calc(var(--push-y) * 0.8))
+    scale(1.18);
+}
+
+.reaction-option:is(.is-active, .is-submitting):active:not(:disabled)
+  .option-content {
+  transform: translate(calc(var(--push-x) * 0.8), calc(var(--push-y) * 0.8))
+    scale(1.1);
+}
+
+.reaction-option.is-selected .option-content {
+  transform: translate(var(--push-x), var(--push-y)) scale(1.24);
+}
+
+.option-icon {
+  display: grid;
+  width: 28px;
+  height: 28px;
+  place-items: center;
+  font-size: 24px;
+  line-height: 1;
+}
+
+.option-icon svg {
+  width: 24px;
+  height: 24px;
+}
+
+.option-label {
+  font-size: 13px;
+  font-weight: 600;
+  line-height: 1.25;
+  white-space: nowrap;
+}
+
+.option-count {
+  color: var(--reaction-text-faint);
+  font-size: 12px;
+  font-weight: 400;
+  font-variant-numeric: tabular-nums;
+  line-height: 1.2;
+}
+
+.reaction-option.is-selected .option-count {
+  color: var(--reaction-text);
+}
+
+.wheel-core {
+  position: absolute;
+  z-index: 12;
+  top: 50%;
+  left: 50%;
+  display: grid;
+  width: 31%;
+  aspect-ratio: 1;
+  place-items: center;
+  padding: 12px;
+  border: 1px solid var(--reaction-border);
+  border-radius: 50%;
+  background: var(--reaction-card);
+  color: var(--reaction-text);
+  text-align: center;
+  transform: translate(-50%, -50%);
+  pointer-events: none;
+}
+
+.core-content {
+  display: grid;
+  justify-items: center;
+  gap: 3px;
+}
+
+.core-icon {
+  width: clamp(20px, 5cqi, 26px);
+  height: clamp(20px, 5cqi, 26px);
+  font-size: clamp(20px, 5cqi, 26px);
+  color: var(--reaction-text-faint);
+}
+
+.core-eyebrow {
+  color: var(--reaction-text-faint);
+  font-size: clamp(9px, 2.3cqi, 11px);
+  font-weight: 400;
+}
+
+.core-label {
+  font-size: clamp(12px, 3cqi, 15px);
+  font-weight: 600;
+  line-height: 1.2;
+  text-wrap: balance;
+}
+
+.reaction-wheel.is-keyboard-active :is(.segment-face, .option-content) {
+  transition-duration: 0.01ms;
+}
+
+.is-spinning {
+  animation: reaction-spin 850ms linear infinite;
+}
+
+@container (max-width: 440px) {
+  .wheel-stage {
+    padding-top: 0;
+  }
+
+  .reaction-option {
+    width: clamp(58px, 20%, 70px);
+    min-height: clamp(48px, 16%, 56px);
+  }
+
+  .segment-face:is(.is-active, .is-submitting) {
+    transform: translate(calc(var(--push-x) * 0.5), calc(var(--push-y) * 0.5))
+      scale(1.03);
+  }
+
+  .segment-face.is-selected {
+    transform: translate(calc(var(--push-x) * 0.75), calc(var(--push-y) * 0.75))
+      scale(1.05);
+  }
+
+  .option-content {
+    gap: 2px;
+  }
+
+  .reaction-option:is(.is-active, .is-submitting) .option-content {
+    transform: translate(calc(var(--push-x) * 0.55), calc(var(--push-y) * 0.55))
+      scale(1.12);
+  }
+
+  .reaction-option:is(.is-active, .is-submitting):active:not(:disabled)
+    .option-content {
+    transform: translate(calc(var(--push-x) * 0.55), calc(var(--push-y) * 0.55))
+      scale(1.06);
+  }
+
+  .reaction-option.is-selected .option-content {
+    transform: translate(calc(var(--push-x) * 0.75), calc(var(--push-y) * 0.75))
+      scale(1.17);
+  }
+
+  .option-icon {
+    width: 24px;
+    height: 24px;
+    font-size: 21px;
+  }
+
+  .option-icon svg {
+    width: 21px;
+    height: 21px;
+  }
+
+  .option-label {
+    font-size: 11px;
+  }
+
+  .option-count {
+    font-size: 11px;
+  }
+
+  .wheel-core {
+    padding: 10px;
+  }
+}
+
+@media (prefers-reduced-motion: reduce) {
+  .segment-face,
+  .option-content,
+  .option-icon,
+  .option-label,
+  .option-count {
+    transition-duration: 0.01ms;
+  }
+
+  .is-spinning {
+    animation-duration: 1.8s;
+  }
+}
+
+@keyframes reaction-spin {
+  to {
+    transform: rotate(360deg);
+  }
+}
+</style>

src/oj/problem/components/SubmitCode.vue

@@ -3,7 +3,7 @@ import { Icon } from "@iconify/vue"
 import { storeToRefs } from "pinia"
 import {
   formatCode,
-  getComment,
+  getReaction,
   submitCode,
   updateProblemSetProgress,
 } from "oj/api"
@@ -23,8 +23,8 @@ import {
 } from "oj/problem/utils/pythonSyntaxCheck"
 
 // ==================== 异步组件 ====================
-const ProblemComment = defineAsyncComponent(
-  () => import("./ProblemComment.vue"),
+const ProblemReaction = defineAsyncComponent(
+  () => import("./ProblemReaction.vue"),
 )
 
 // ==================== 基础状态 ====================
@@ -40,6 +40,10 @@ const router = useRouter()
 const [commentPanel] = useToggle()
 const message = useMessage()
 
+function closeCommentPanel() {
+  commentPanel.value = false
+}
+
 const { isDesktop } = useBreakpoints()
 
 // ==================== 烟花效果 ====================
@@ -72,8 +76,8 @@ const { start: startCooldown, isPending: isCooldown } = useTimeout(5000, {
 // ==================== AC后显示评论框 ====================
 const { start: showCommentPanelDelayed } = useTimeoutFn(
   async () => {
-    const res = await getComment(problem.value!.id)
-    if (!res.data) {
+    const res = await getReaction(problem.value!.id)
+    if (res.data.mine === null) {
       commentPanel.value = true
     }
   },
@@ -259,11 +263,13 @@ watch(
   <!-- 评价弹窗 -->
   <n-modal
     preset="card"
-    title="恭喜你成功提交，请对该题进行评价（一星差评，五星好评）"
+    title="恭喜你成功提交，说说你对这道题的感受吧"
     :mask-closable="false"
+    :closable="false"
+    :close-on-esc="false"
     :style="{ maxWidth: isDesktop && '50vw', maxHeight: '80vh' }"
     v-model:show="commentPanel"
   >
-    <ProblemComment :showStatistics="false" />
+    <ProblemReaction @submitted="closeCommentPanel" />
   </n-modal>
 </template>

src/oj/problem/composables/useFireworks.ts

@@ -138,6 +138,7 @@ export function useFireworks() {
 
           confetti({
             particleCount: 12,
+            angle: 270,
             spread: 100,
             startVelocity: 12,
             gravity: 0.6,
@@ -145,7 +146,7 @@ export function useFireworks() {
             ticks: 200,
             scalar: 1.2,
             shapes: ["star"],
-            origin: { x: Math.random(), y: -0.1 },
+            origin: { x: Math.random(), y: 0 },
             colors: ["#FFD700", "#FFA500", "#FFFF00", "#FF69B4", "#00CED1"],
           })
         }, 150)
@@ -285,29 +286,32 @@ export function useFireworks() {
 
       // 效果7: 螺旋上升
       () => {
-        const defaults = {
-          spread: 360,
-          ticks: 100,
-          gravity: 0,
-          decay: 0.94,
-          startVelocity: 30,
-        }
+        const steps = 16
+        const colors = ["#a864fd", "#29cdff", "#78ff44", "#ff718d", "#fdff6a"]
 
-        function shoot() {
-          confetti({
-            ...defaults,
-            particleCount: 50,
-            scalar: 1.2,
-            shapes: ["circle", "square"],
-            colors: ["#a864fd", "#29cdff", "#78ff44", "#ff718d", "#fdff6a"],
-          })
-        }
+        for (let step = 0; step < steps; step++) {
+          runLater(() => {
+            const progress = step / (steps - 1)
+            const phase = step * (Math.PI / 4)
 
-        runLater(shoot, 0)
-        runLater(shoot, 100)
-        runLater(shoot, 200)
-        runLater(shoot, 300)
-        runLater(shoot, 400)
+            confetti({
+              particleCount: 7,
+              angle: 90 + Math.cos(phase) * 18,
+              spread: 25,
+              startVelocity: 16,
+              gravity: 0.25,
+              decay: 0.94,
+              ticks: 100,
+              scalar: 0.9,
+              shapes: ["circle", "square"],
+              origin: {
+                x: 0.5 + Math.sin(phase) * 0.14,
+                y: 0.85 - progress * 0.55,
+              },
+              colors,
+            })
+          }, step * 65)
+        }
       },
 
       // 效果8: 表情包烟花
@@ -315,6 +319,7 @@ export function useFireworks() {
         loadEmojiShapes().then((emojiShapes) => {
           confetti({
             shapes: emojiShapes,
+            flat: true,
             scalar: 6,
             particleCount: 18,
             spread: 360,
@@ -349,16 +354,28 @@ export function useFireworks() {
 
       // 效果10: 礼花瀑布
       () => {
-        confetti({
-          particleCount: 150,
-          spread: 180,
-          startVelocity: 0,
-          gravity: 1.2,
-          decay: 0.95,
-          ticks: 300,
-          origin: { x: 0.5, y: 0 },
-          colors: ["#f6d365", "#fda085", "#fbc2eb", "#a6c1ee", "#84fab0"],
-        })
+        const animationEnd = Date.now() + 1800
+        const colors = ["#f6d365", "#fda085", "#fbc2eb", "#a6c1ee", "#84fab0"]
+
+        const interval = setInterval(() => {
+          if (Date.now() >= animationEnd) return stopTimer(interval)
+
+          for (let column = 0; column < 6; column++) {
+            confetti({
+              particleCount: 2,
+              angle: 270,
+              spread: 30,
+              startVelocity: 5,
+              gravity: 1,
+              decay: 0.96,
+              ticks: 240,
+              scalar: 1.1,
+              origin: { x: (column + Math.random()) / 6, y: 0 },
+              colors,
+            })
+          }
+        }, 120)
+        timers.add(interval)
       },
     ]
 

src/oj/problem/detail.vue

@@ -23,8 +23,8 @@ const ProblemInfo = defineAsyncComponent(
 const ProblemSubmission = defineAsyncComponent(
   () => import("./components/ProblemSubmission.vue"),
 )
-const ProblemComment = defineAsyncComponent(
-  () => import("./components/ProblemComment.vue"),
+const ProblemReaction = defineAsyncComponent(
+  () => import("./components/ProblemReaction.vue"),
 )
 const ProblemFlowchart = defineAsyncComponent(
   () => import("./components/ProblemFlowchart.vue"),
@@ -174,7 +174,7 @@ watch(
               tab="题目点评"
               :disabled="!!problemSetId"
             >
-              <ProblemComment />
+              <ProblemReaction />
             </n-tab-pane>
             <n-tab-pane
               v-if="myFlowchartStore.showing"
@@ -226,7 +226,7 @@ watch(
             tab="题目点评"
             :disabled="!!problemSetId"
           >
-            <ProblemComment />
+            <ProblemReaction />
           </n-tab-pane>
           <n-tab-pane
             v-if="myFlowchartStore.showing"
@@ -266,7 +266,7 @@ watch(
         tab="点评"
         :disabled="!!problemSetId"
       >
-        <ProblemComment />
+        <ProblemReaction />
       </n-tab-pane>
       <n-tab-pane
         v-if="myFlowchartStore.showing"

src/oj/submission/components/ButtonWithSearch.vue

@@ -1,5 +1,6 @@
 <script lang="ts" setup>
 import { Icon } from "@iconify/vue"
+import { USERNAME_CLASS_RE } from "utils/constants"
 
 interface Props {
   type: "题目" | "用户"
@@ -10,12 +11,14 @@ const props = defineProps<Props>()
 
 const emits = defineEmits(["click", "search", "filterClass"])
 
+// 用同一个正则判断，避免 kstest 这类 ks 开头但没有班级号的用户名
+// 也显示出按钮，点了却什么都不发生
 const showFilterClass = computed(() => {
-  return props.type === "用户" && props.username?.startsWith("ks")
+  return props.type === "用户" && USERNAME_CLASS_RE.test(props.username ?? "")
 })
 
 function filterClass() {
-  const match = props.username!.match(/^ks\d{3,4}/)
+  const match = props.username!.match(USERNAME_CLASS_RE)
   const classname = match ? match[0] : ""
   if (!classname) return
   emits("filterClass", classname)

src/routes.ts

@@ -257,12 +257,6 @@ export const admins: RouteRecordRaw = {
       props: true,
       meta: { requiresSuperAdmin: true },
     },
-    {
-      path: "comment/list",
-      name: "admin comment list",
-      component: () => import("admin/communication/comments.vue"),
-      meta: { requiresSuperAdmin: true },
-    },
     {
       path: "message/list",
       name: "admin message list",

src/shared/api.ts

@@ -9,7 +9,6 @@ export function signup(data: {
   username: string
   email: string
   password: string
-  captcha: string
 }) {
   return http.post("register", data)
 }
@@ -26,10 +25,6 @@ export function getProblemTagList() {
   return http.get<Tag[]>("problem/tags")
 }
 
-export function getCaptcha() {
-  return http.get("captcha")
-}
-
 export function getHitokoto() {
   return http.get("hitokoto")
 }

src/shared/components/Signup.vue

@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { getCaptcha, signup } from "../api"
+import { signup } from "../api"
 import { storeToRefs } from "pinia"
 import { useAuthModalStore } from "../store/authModal"
 
@@ -10,7 +10,6 @@ const {
   signupForm: form,
   signupLoading: isLoading,
   signupError: msg,
-  captchaSrc,
 } = storeToRefs(authStore)
 const signupRef = useTemplateRef("signupRef")
 
@@ -31,9 +30,6 @@ const rules: FormRules = {
       trigger: "blur",
     },
   ],
-  captcha: [
-    { required: true, message: "验证码必填", trigger: "blur", min: 1, max: 10 },
-  ],
 }
 
 function goLogin() {
@@ -50,20 +46,15 @@ function submit() {
           username: form.value.username,
           email: form.value.email,
           password: form.value.password,
-          captcha: form.value.captcha,
         })
       } catch (err: any) {
-        if (err.data === "Invalid captcha") {
-          authStore.setSignupError("验证码不正确")
-        } else if (err.data === "Username already exists") {
+        if (err.data === "Username already exists") {
           authStore.setSignupError("用户名已存在")
         } else if (err.data === "Email already exists") {
           authStore.setSignupError("邮箱已存在")
         } else {
           authStore.setSignupError("无法注册")
         }
-        getCaptchaSrc()
-        form.value.captcha = ""
       } finally {
         authStore.setSignupLoading(false)
       }
@@ -74,14 +65,6 @@ function submit() {
   })
 }
 
-async function getCaptchaSrc() {
-  const res = await getCaptcha()
-  authStore.setCaptchaSrc(res.data)
-}
-
-watch(signupModalOpen, (v) => {
-  if (v) getCaptchaSrc()
-})
 </script>
 
 <template>
@@ -134,18 +117,6 @@ watch(signupModalOpen, (v) => {
           autocomplete="new-password"
         />
       </n-form-item>
-      <n-form-item label="验证码" path="captcha">
-        <n-space>
-          <n-input
-            v-model:value="form.captcha"
-            clearable
-            name="captcha"
-            id="signup-captcha"
-            autocomplete="off"
-          />
-          <img class="captcha" :src="captchaSrc" @click="getCaptchaSrc" />
-        </n-space>
-      </n-form-item>
       <n-alert v-if="msg" type="error" :show-icon="false"> {{ msg }}</n-alert>
       <n-form-item>
         <n-space>
@@ -158,10 +129,3 @@ watch(signupModalOpen, (v) => {
     </n-form>
   </n-modal>
 </template>
-
-<style scoped>
-.captcha {
-  height: 34px;
-  cursor: pointer;
-}
-</style>

src/shared/layout/admin.vue

@@ -114,15 +114,6 @@ const options = computed<MenuOption[]>(() => {
           h(RouterLink, { to: "/admin/user/list" }, { default: () => "用户" }),
         key: "admin user list",
       },
-      {
-        label: () =>
-          h(
-            RouterLink,
-            { to: "/admin/comment/list" },
-            { default: () => "评论" },
-          ),
-        key: "admin comment list",
-      },
       {
         label: () =>
           h(
@@ -177,7 +168,6 @@ const active = computed(() => {
   if (path.startsWith("/admin/problem")) return "admin problem list"
   if (path.startsWith("/admin/contest")) return "admin contest list"
   if (path.startsWith("/admin/user")) return "admin user list"
-  if (path.startsWith("/admin/comment")) return "admin comment list"
   if (path.startsWith("/admin/announcement")) return "admin announcement list"
   if (path.startsWith("/admin/tutorial")) return "admin tutorial list"
   if (path.startsWith("/admin/ai")) return "admin ai reports"

src/shared/store/authModal.ts

@@ -25,15 +25,11 @@ export const useAuthModalStore = defineStore("authModal", () => {
     email: "",
     password: "",
     passwordAgain: "",
-    captcha: "",
   })
 
   const signupLoading = ref(false)
   const signupError = ref("")
 
-  // ==================== 验证码 ====================
-  const captchaSrc = ref("")
-
   // ==================== 模态框操作 ====================
   /**
    * 打开登录模态框
@@ -123,13 +119,6 @@ export const useAuthModalStore = defineStore("authModal", () => {
     signupError.value = ""
   }
 
-  /**
-   * 设置验证码图片地址
-   */
-  function setCaptchaSrc(src: string) {
-    captchaSrc.value = src
-  }
-
   return {
     // 模态框状态
     loginModalOpen,
@@ -145,9 +134,6 @@ export const useAuthModalStore = defineStore("authModal", () => {
     signupLoading,
     signupError,
 
-    // 验证码
-    captchaSrc,
-
     // 模态框操作
     openLoginModal,
     closeLoginModal,
@@ -165,6 +151,5 @@ export const useAuthModalStore = defineStore("authModal", () => {
     setSignupLoading,
     setSignupError,
     clearSignupError,
-    setCaptchaSrc,
   }
 })

src/utils/constants.ts

@@ -1,4 +1,4 @@
-import type { AchievementRarity, SUBMISSION_RESULT } from "./types"
+import type { AchievementRarity, SUBMISSION_RESULT, ReactionKey } from "./types"
 
 export enum SubmissionStatus {
   compile_error = -2,
@@ -325,3 +325,46 @@ export const DURATION_OPTIONS = [
   { label: "半年内", value: "months:6" },
   { label: "一年内", value: "years:1" },
 ] as const
+
+// 班级号的位数范围。学生用户名形如 ks<班级号><姓名>，班级号还要跟
+// 网站配置里的班级列表对得上。
+// 后端 OnlineJudge/utils/shortcuts.py 的 CLASS_NAME_MIN/MAX_DIGITS
+// 是同一条规则的另一份，改这里必须同时改那边。
+export const CLASS_NAME_MIN_DIGITS = 3
+export const CLASS_NAME_MAX_DIGITS = 4
+
+/** 合法班级号：3~4 位纯数字 */
+export const CLASS_NAME_RE = new RegExp(
+  `^\\d{${CLASS_NAME_MIN_DIGITS},${CLASS_NAME_MAX_DIGITS}}$`,
+)
+
+/** 用户名开头的 ks<班级号>，用于从用户名里认出班级 */
+export const USERNAME_CLASS_RE = new RegExp(
+  `^ks\\d{${CLASS_NAME_MIN_DIGITS},${CLASS_NAME_MAX_DIGITS}}`,
+)
+
+/** 班级号作为数字时的上下界，给 n-input-number 用 */
+export const CLASS_NAME_MIN_VALUE = 10 ** (CLASS_NAME_MIN_DIGITS - 1)
+export const CLASS_NAME_MAX_VALUE = 10 ** CLASS_NAME_MAX_DIGITS - 1
+
+export const REACTIONS: {
+  key: ReactionKey
+  label: string
+  icon: string
+}[] = [
+  {
+    key: "too_easy",
+    label: "太简单",
+    icon: "fluent-emoji:smiling-face-with-sunglasses",
+  },
+  { key: "too_hard", label: "太难了", icon: "fluent-emoji:exploding-head" },
+  {
+    key: "confusing",
+    label: "没看懂",
+    icon: "fluent-emoji:face-with-spiral-eyes",
+  },
+  { key: "buggy", label: "题目有错", icon: "fluent-emoji:bug" },
+  { key: "learned", label: "学到了", icon: "fluent-emoji:light-bulb" },
+  { key: "interesting", label: "有意思", icon: "fluent-emoji:star-struck" },
+  { key: "want_explain", label: "想听讲解", icon: "fluent-emoji:books" },
+]

src/utils/permissions.ts

@@ -12,7 +12,6 @@ export function usePermissions() {
 
     canManageUsers: computed(() => userStore.isSuperAdmin),
     canManageAnnouncements: computed(() => userStore.isSuperAdmin),
-    canManageComments: computed(() => userStore.isSuperAdmin),
     canManageTutorials: computed(() => userStore.isSuperAdmin),
     canManageSystemConfig: computed(() => userStore.isSuperAdmin),
     canSendMessages: computed(() => userStore.isSuperAdmin),
@@ -65,7 +64,6 @@ export function checkRoutePermission(routeName: string): boolean {
     "admin announcement list",
     "admin announcement create",
     "admin announcement edit",
-    "admin comment list",
     "admin message list",
     "admin tutorial list",
     "admin tutorial create",

src/utils/types.ts

@@ -35,7 +35,6 @@ export interface User {
   problem_permission: string
   create_time: Date
   last_login: Date
-  two_factor_auth: boolean
   open_api: boolean
   is_disabled: boolean
   password?: string
@@ -178,7 +177,11 @@ export interface Problem {
   sql_display?: SQLDisplay | null
 }
 
-export type AdminProblem = Problem & AlterProblem
+export type AdminProblem = Problem &
+  AlterProblem & {
+    // 后台题目列表接口附带的最高票评价，比赛题目列表不返回
+    top_reaction?: { type: ReactionKey; count: number } | null
+  }
 
 interface AlterProblem {
   test_case_id: string
@@ -227,6 +230,8 @@ export interface AdminProblemFiltered {
   has_ast_rules: boolean
   allow_flowchart: boolean
   show_flowchart: boolean
+  // 比赛题目列表接口不返回这个字段
+  top_reaction?: { type: ReactionKey; count: number } | null
 }
 
 // 题单相关类型
@@ -595,16 +600,20 @@ export interface CreateMessage {
   message: string
 }
 
-export interface Comment {
-  id: number
-  problem: string
-  submission: string
-  content: string
-  description_rating: 1 | 2 | 3 | 4 | 5
-  difficulty_rating: 1 | 2 | 3 | 4 | 5
-  comprehensive_rating: 1 | 2 | 3 | 4 | 5
-  create_time: Date
-  user: SampleUser
+export type ReactionKey =
+  | "too_easy"
+  | "too_hard"
+  | "confusing"
+  | "buggy"
+  | "learned"
+  | "interesting"
+  | "want_explain"
+
+export type ReactionCounts = Record<ReactionKey, number>
+
+export interface ReactionState {
+  mine: ReactionKey | null
+  counts: ReactionCounts | null
 }
 
 export interface Tutorial {

vite.config.ts

@@ -6,6 +6,69 @@ import AutoImport from "unplugin-auto-import/vite"
 import Components from "unplugin-vue-components/vite"
 import { NaiveUiResolver } from "unplugin-vue-components/resolvers"
 
+// 显式保留 Chrome 90 所需的运行时兼容项，避免 plugin-legacy 对每个产物执行 Babel 扫描。
+// 升级前端依赖后需要重新审计此列表。
+const polyfills = [
+  "es.aggregate-error.cause",
+  "es.array-buffer.detached",
+  "es.array-buffer.transfer-to-fixed-length",
+  "es.array-buffer.transfer",
+  "es.array.at",
+  "es.array.find-last-index",
+  "es.array.push",
+  "es.array.to-reversed",
+  "es.array.to-sorted",
+  "es.array.to-spliced",
+  "es.array.with",
+  "es.error.cause",
+  "es.iterator.constructor",
+  "es.iterator.drop",
+  "es.iterator.every",
+  "es.iterator.filter",
+  "es.iterator.find",
+  "es.iterator.flat-map",
+  "es.iterator.for-each",
+  "es.iterator.map",
+  "es.iterator.reduce",
+  "es.iterator.some",
+  "es.iterator.to-array",
+  "es.json.parse",
+  "es.json.stringify",
+  "es.map.get-or-insert-computed",
+  "es.map.get-or-insert",
+  "es.object.has-own",
+  "es.regexp.flags",
+  "es.set.difference.v2",
+  "es.set.intersection.v2",
+  "es.set.is-disjoint-from.v2",
+  "es.set.is-subset-of.v2",
+  "es.set.is-superset-of.v2",
+  "es.set.symmetric-difference.v2",
+  "es.set.union.v2",
+  "es.string.at-alternative",
+  "es.typed-array.at",
+  "es.typed-array.find-last-index",
+  "es.typed-array.find-last",
+  "es.typed-array.set",
+  "es.typed-array.to-reversed",
+  "es.typed-array.to-sorted",
+  "es.typed-array.with",
+  "es.uint8-array.set-from-base64",
+  "es.uint8-array.set-from-hex",
+  "es.uint8-array.to-base64",
+  "es.uint8-array.to-hex",
+  "es.weak-map.get-or-insert-computed",
+  "es.weak-map.get-or-insert",
+  "esnext.array.group",
+  "web.dom-exception.stack",
+  "web.immediate",
+  "web.structured-clone",
+  "web.url-search-params.delete",
+  "web.url-search-params.has",
+  "web.url-search-params.size",
+  "web.url.can-parse",
+]
+
 // index.html 里按需注入 MaxKB 脚本（原 Rsbuild EJS 模板的等价实现）
 function injectMaxkb(maxkbUrl: string | undefined): Plugin {
   return {
@@ -48,7 +111,7 @@ export default defineConfig(({ mode }) => {
       legacy({
         renderLegacyChunks: false,
         modernTargets: "chrome>=90",
-        modernPolyfills: true,
+        modernPolyfills: polyfills,
       }),
       AutoImport({
         imports: [