94 lines
2.2 KiB
TypeScript
94 lines
2.2 KiB
TypeScript
import { db } from '~/drizzle/db'
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import { semesters, songs } from '~/drizzle/schema'
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import { eq, and, ne } from 'drizzle-orm'
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export default defineEventHandler(async (event) => {
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// 检查用户认证和权限
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const user = event.context.user
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if (!user) {
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throw createError({
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statusCode: 401,
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message: '需要登录才能访问'
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})
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}
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if (!['ADMIN', 'SUPER_ADMIN', 'SONG_ADMIN'].includes(user.role)) {
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throw createError({
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statusCode: 403,
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message: '只有管理员才能管理学期'
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})
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}
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const semesterId = parseInt(event.context.params?.id || '0')
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if (!semesterId || isNaN(semesterId)) {
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throw createError({
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statusCode: 400,
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message: '无效的学期ID'
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})
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}
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const body = await readBody(event)
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const nextName = typeof body.name === 'string' ? body.name.trim() : ''
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if (!nextName) {
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throw createError({
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statusCode: 400,
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message: '学期名称不能为空'
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})
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}
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// 检查学期是否存在
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const currentSemesterResult = await db
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.select()
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.from(semesters)
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.where(eq(semesters.id, semesterId))
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.limit(1)
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if (currentSemesterResult.length === 0) {
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throw createError({
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statusCode: 404,
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message: '学期不存在'
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})
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}
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// 检查新名称是否与其他学期冲突
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const existingSemesterResult = await db
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.select()
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.from(semesters)
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.where(and(eq(semesters.name, nextName), ne(semesters.id, semesterId)))
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.limit(1)
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if (existingSemesterResult.length > 0) {
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throw createError({
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statusCode: 400,
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message: '该学期名称已存在'
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})
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}
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const oldName = currentSemesterResult[0].name
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if (oldName === nextName) {
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return currentSemesterResult[0]
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}
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// 更新学期名称及关联歌曲数据
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const result = await db.transaction(async (tx) => {
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const updateResult = await tx
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.update(semesters)
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.set({ name: nextName })
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.where(eq(semesters.id, semesterId))
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.returning()
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if (updateResult.length > 0) {
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// 同步更新歌曲表中的学期名称引用
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await tx.update(songs).set({ semester: nextName }).where(eq(songs.semester, oldName))
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}
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return updateResult[0]
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})
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return result
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})
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