feat: 完成 P1 全部功能 + 修复 proxy 导出 + 切换 MySQL 端口至 14013
## P1 功能（20 项） - 站内消息系统、家长仪表盘、学生考勤管理 - Excel 导入导出、用户批量导入、成绩导出 - 排课规则+自动排课+课表调整 - 成绩趋势+对比分析、密码安全策略、速率限制 - 数据变更日志、文件预览+存储策略、全文检索 - 依赖审计集成 CI、数据库定时备份、E2E 测试完善 - 通知偏好管理 ## 基础设施修复 - src/proxy.ts: 将 middleware 导出重命名为 proxy（Next.js 16 要求） - .env: MySQL 端口从 13002 切换至 14013 - scripts/create-db.ts: 新增数据库初始化脚本 ## 架构文档同步 - 004_architecture_impact_map.md 和 005_architecture_data.json 完整记录所有新增表、模块、路由、权限、依赖关系
This commit is contained in:
SpecialX
275
src/app/api/search/route.ts
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275
src/app/api/search/route.ts
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import { NextResponse } from "next/server"
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import { and, desc, eq, like, or, sql } from "drizzle-orm"
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import { requireAuth } from "@/shared/lib/auth-guard"
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import { db } from "@/shared/db"
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import {
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announcements,
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exams,
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questions,
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textbooks,
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} from "@/shared/db/schema"
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export const dynamic = "force-dynamic"
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type SearchType = "all" | "question" | "textbook" | "exam" | "announcement"
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const isSearchType = (v: string): v is SearchType =>
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v === "all" || v === "question" || v === "textbook" || v === "exam" || v === "announcement"
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const DEFAULT_PAGE_SIZE = 10
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interface SearchResultItem {
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id: string
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title: string
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snippet: string
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type: "question" | "textbook" | "exam" | "announcement"
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href: string
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createdAt: string
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}
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interface SearchResponse {
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success: boolean
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query: string
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type: SearchType
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results: SearchResultItem[]
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total: number
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page: number
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pageSize: number
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}
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/**
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* GET /api/search?q=keyword&type=all&page=1
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* 全文检索：questions / textbooks / exams / announcements
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*/
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export async function GET(req: Request) {
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try {
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await requireAuth()
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const { searchParams } = new URL(req.url)
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const q = (searchParams.get("q") ?? "").trim()
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const typeRaw = (searchParams.get("type") ?? "all").trim()
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const type: SearchType = isSearchType(typeRaw) ? typeRaw : "all"
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const page = Math.max(1, Number(searchParams.get("page") ?? "1") || 1)
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const pageSize = Math.min(
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50,
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Math.max(1, Number(searchParams.get("pageSize") ?? String(DEFAULT_PAGE_SIZE)) || DEFAULT_PAGE_SIZE)
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)
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if (!q) {
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return NextResponse.json<SearchResponse>({
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success: true,
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query: q,
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type,
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results: [],
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total: 0,
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page,
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pageSize,
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})
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}
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const kw = `%${q}%`
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const offset = (page - 1) * pageSize
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const results: SearchResultItem[] = []
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// 并行查询各类型
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const tasks: Promise<SearchResultItem[]>[] = []
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if (type === "all" || type === "question") {
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tasks.push(searchQuestions(kw, pageSize))
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}
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if (type === "all" || type === "textbook") {
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tasks.push(searchTextbooks(kw, pageSize))
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}
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if (type === "all" || type === "exam") {
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tasks.push(searchExams(kw, pageSize))
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}
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if (type === "all" || type === "announcement") {
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tasks.push(searchAnnouncements(kw, pageSize))
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}
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const grouped = await Promise.all(tasks)
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for (const group of grouped) {
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results.push(...group)
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}
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// 按 createdAt 降序排序后分页
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results.sort((a, b) => b.createdAt.localeCompare(a.createdAt))
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const total = results.length
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const paged = results.slice(offset, offset + pageSize)
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return NextResponse.json<SearchResponse>({
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success: true,
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query: q,
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type,
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results: paged,
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total,
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page,
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pageSize,
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})
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} catch (e) {
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const message = e instanceof Error ? e.message : "Search failed"
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const status = message.includes("auth_required") ? 401 : 500
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return NextResponse.json({ success: false, message }, { status })
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}
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}
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async function searchQuestions(kw: string, limit: number): Promise<SearchResultItem[]> {
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try {
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const rows = await db
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.select({
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id: questions.id,
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content: questions.content,
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type: questions.type,
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createdAt: questions.createdAt,
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})
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.from(questions)
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.where(
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or(
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// JSON 内容字段转换为文本进行模糊匹配
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sql`CAST(${questions.content} AS CHAR) LIKE ${kw}`,
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like(sql`CAST(${questions.content} AS CHAR)`, kw)
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)!
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)
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.orderBy(desc(questions.createdAt))
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.limit(limit)
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return rows.map((r) => {
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const text = extractTextFromJson(r.content)
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return {
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id: r.id,
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title: truncate(text, 80) || `Question (${r.type})`,
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snippet: truncate(text, 200),
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type: "question" as const,
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href: `/admin/questions?id=${r.id}`,
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createdAt: r.createdAt.toISOString(),
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}
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})
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} catch {
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return []
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}
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}
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async function searchTextbooks(kw: string, limit: number): Promise<SearchResultItem[]> {
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try {
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const rows = await db
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.select({
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id: textbooks.id,
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title: textbooks.title,
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subject: textbooks.subject,
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grade: textbooks.grade,
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publisher: textbooks.publisher,
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createdAt: textbooks.createdAt,
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})
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.from(textbooks)
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.where(
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or(
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like(textbooks.title, kw),
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like(textbooks.subject, kw),
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like(textbooks.publisher, kw)
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)!
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)
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.orderBy(desc(textbooks.createdAt))
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.limit(limit)
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return rows.map((r) => ({
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id: r.id,
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title: r.title,
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snippet: [r.subject, r.grade, r.publisher].filter(Boolean).join(" · "),
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type: "textbook" as const,
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href: `/admin/textbooks?id=${r.id}`,
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createdAt: r.createdAt.toISOString(),
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}))
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} catch {
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return []
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}
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}
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async function searchExams(kw: string, limit: number): Promise<SearchResultItem[]> {
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try {
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const rows = await db
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.select({
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id: exams.id,
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title: exams.title,
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description: exams.description,
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status: exams.status,
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createdAt: exams.createdAt,
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})
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.from(exams)
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.where(
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or(
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like(exams.title, kw),
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like(exams.description, kw)
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)!
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)
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.orderBy(desc(exams.createdAt))
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.limit(limit)
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return rows.map((r) => ({
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id: r.id,
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title: r.title,
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snippet: r.description ?? `Status: ${r.status ?? "draft"}`,
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type: "exam" as const,
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href: `/admin/exams?id=${r.id}`,
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createdAt: r.createdAt.toISOString(),
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}))
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} catch {
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return []
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}
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}
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async function searchAnnouncements(kw: string, limit: number): Promise<SearchResultItem[]> {
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try {
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const rows = await db
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.select({
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id: announcements.id,
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title: announcements.title,
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content: announcements.content,
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type: announcements.type,
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status: announcements.status,
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createdAt: announcements.createdAt,
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})
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.from(announcements)
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.where(
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and(
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eq(announcements.status, "published"),
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or(
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like(announcements.title, kw),
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like(announcements.content, kw)
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)!
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)
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)
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.orderBy(desc(announcements.createdAt))
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.limit(limit)
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return rows.map((r) => ({
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id: r.id,
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title: r.title,
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snippet: truncate(stripHtml(r.content), 200),
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type: "announcement" as const,
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href: `/announcements/${r.id}`,
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createdAt: r.createdAt.toISOString(),
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}))
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} catch {
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return []
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}
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}
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function extractTextFromJson(content: unknown): string {
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if (typeof content === "string") return content
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try {
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return JSON.stringify(content)
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} catch {
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return ""
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}
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}
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function stripHtml(html: string): string {
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return html.replace(/<[^>]*>/g, "").replace(/\s+/g, " ").trim()
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}
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function truncate(s: string, max: number): string {
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const t = s.trim()
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if (t.length <= max) return t
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return t.slice(0, max) + "..."
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}
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