初次提交

2026-09-06 08:19:02 +08:00
commit 4ce4649aaf
1061 changed files with 337258 additions and 0 deletions
@@ -0,0 +1,136 @@
+import { db, songs, songReplayRequests, users, semesters } from '~/drizzle/db'
+import { desc, eq, sql, and, or } from 'drizzle-orm'
+
+export default defineEventHandler(async (event) => {
+  // 1. 检查权限
+  const user = event.context.user
+  if (!user || !['ADMIN', 'SUPER_ADMIN'].includes(user.role)) {
+    throw createError({ statusCode: 403, message: '权限不足' })
+  }
+
+  // 获取查询参数
+  const query = getQuery(event)
+  const status = (query.status as string) || 'PENDING' // PENDING, FULFILLED, REJECTED, ALL
+  const semesterName = query.semester as string
+
+  // 构建查询条件
+  const conditions = []
+
+  if (status !== 'ALL') {
+    conditions.push(eq(songReplayRequests.status, status as any))
+  }
+
+  if (semesterName && semesterName !== 'all') {
+    conditions.push(eq(songs.semester, semesterName))
+  }
+
+  // 2. 查询
+  // 获取歌曲信息及重播申请数量，同时关联用户信息
+  const requestsQuery = db
+    .select({
+      song: songs,
+      requester: {
+        id: users.id,
+        name: users.name,
+        grade: users.grade,
+        class: users.class
+      },
+      requestCount: sql<number>`count(${songReplayRequests.id})`
+        .mapWith(Number)
+        .as('request_count'),
+      lastRequestedAt: sql<string>`max(${songReplayRequests.createdAt})`.as('last_requested_at')
+    })
+    .from(songs)
+    .innerJoin(songReplayRequests, eq(songs.id, songReplayRequests.songId))
+    .leftJoin(users, eq(songs.requesterId, users.id))
+    .where(conditions.length > 0 ? and(...conditions) : undefined)
+    .groupBy(songs.id, users.id, users.name, users.grade, users.class)
+    .orderBy(desc(sql`request_count`))
+
+  const requests = await requestsQuery
+
+  // 获取所有用户姓名，用于处理同名情况
+  const allUsers = await db
+    .select({
+      name: users.name,
+      grade: users.grade
+    })
+    .from(users)
+
+  const nameToUsers = new Map()
+  allUsers.forEach((u) => {
+    if (u.name) {
+      if (!nameToUsers.has(u.name)) {
+        nameToUsers.set(u.name, [])
+      }
+      nameToUsers.get(u.name).push(u)
+    }
+  })
+
+  const formatClassInfo = (userObj: any) => {
+    if (!userObj) return ''
+    const parts: string[] = []
+    if (userObj.grade) parts.push(String(userObj.grade))
+    if (userObj.class) parts.push(String(userObj.class))
+    return parts.join(' ').trim()
+  }
+
+  const formatDisplayName = (userObj: any) => {
+    if (!userObj) return '未知用户'
+    const name = userObj.name ? String(userObj.name).trim() : ''
+    const classInfo = formatClassInfo(userObj)
+    if (!name) return classInfo || '未知用户'
+    return classInfo ? `${classInfo} ${name}` : name
+  }
+
+  const subConditions = []
+  if (status !== 'ALL') {
+    subConditions.push(eq(songReplayRequests.status, status as any))
+  }
+  if (semesterName && semesterName !== 'all') {
+    subConditions.push(eq(songs.semester, semesterName))
+  }
+
+  // 获取详细的重播申请人信息
+  let requestDetailsQuery = db
+    .select({
+      songId: songReplayRequests.songId,
+      user: {
+        name: users.name,
+        grade: users.grade,
+        class: users.class
+      },
+      createdAt: songReplayRequests.createdAt,
+      status: songReplayRequests.status
+    })
+    .from(songReplayRequests)
+    .innerJoin(users, eq(songReplayRequests.userId, users.id))
+    .innerJoin(songs, eq(songReplayRequests.songId, songs.id))
+    .where(subConditions.length > 0 ? and(...subConditions) : undefined)
+    .orderBy(desc(songReplayRequests.createdAt))
+
+  const requestDetails = await requestDetailsQuery
+
+  const detailsMap = new Map()
+  requestDetails.forEach((d) => {
+    if (!detailsMap.has(d.songId)) detailsMap.set(d.songId, [])
+    detailsMap.get(d.songId).push({
+      name: formatDisplayName(d.user),
+      grade: d.user.grade,
+      class: d.user.class,
+      createdAt: d.createdAt,
+      status: d.status
+    })
+  })
+
+  return requests.map((item) => ({
+    ...item.song,
+    requester: formatDisplayName(item.requester),
+    requesterGrade: item.requester?.grade,
+    requesterClass: item.requester?.class,
+    voteCount: item.requestCount,
+    requestCount: item.requestCount,
+    lastRequestedAt: item.lastRequestedAt,
+    requestDetails: detailsMap.get(item.song.id) || []
+  }))
+})