452 lines
17 KiB
TypeScript
452 lines
17 KiB
TypeScript
"use client"
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import { AdminNav } from "@/components/admin-nav"
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import { ThemeToggle } from "@/components/theme-toggle"
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import { Button } from "@/components/ui/button"
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import { Calendar } from "@/components/ui/calendar"
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import { Card, CardContent, CardDescription, CardFooter, CardHeader, CardTitle } from "@/components/ui/card"
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import { Combobox } from "@/components/ui/combobox"
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import { Form, FormControl, FormDescription, FormField, FormItem, FormLabel, FormMessage } from "@/components/ui/form"
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import { Input } from "@/components/ui/input"
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import { Popover, PopoverContent, PopoverTrigger } from "@/components/ui/popover"
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import { Textarea } from "@/components/ui/textarea"
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import { useToast } from "@/components/ui/use-toast"
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import { useAuth } from "@/context/auth-context"
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import { zodResolver } from "@hookform/resolvers/zod"
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import { format } from "date-fns"
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import { ArrowLeft, BookOpen, CalendarIcon, ImageIcon, Loader2, Plus, Save, X } from "lucide-react"
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import { useRouter } from "next/navigation"
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import { useEffect, useState } from "react"
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import { useFieldArray, useForm } from "react-hook-form"
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import * as z from "zod"
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import { fetchWithAuth } from "@/lib/api"
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interface Publisher {
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publisherId: number
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name: string
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address: string
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}
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const formSchema = z.object({
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title: z.string().min(1, "标题不能为空"),
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isbn: z.string().min(1, "ISBN不能为空"),
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price: z.coerce.number().min(0, "价格不能为负数"),
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stock: z.coerce.number().min(0, "库存不能为负数").int("库存必须是整数"),
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publishDate: z.date(),
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publisherId: z.coerce.number(),
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description: z.string().optional(),
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coverImage: z.string().optional(),
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authors: z
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.array(
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z.object({
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name: z.string().min(1, "作者名不能为空"),
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}),
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)
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.min(1, "至少需要一位作者"),
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})
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export default function AddBookPage() {
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const { user } = useAuth()
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const router = useRouter()
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const { toast } = useToast()
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const [publishers, setPublishers] = useState<Publisher[]>([])
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const [loading, setLoading] = useState(false)
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const [coverPreview, setCoverPreview] = useState<string | null>(null)
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const form = useForm<z.infer<typeof formSchema>>({
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resolver: zodResolver(formSchema),
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defaultValues: {
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title: "",
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isbn: "",
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price: 0,
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stock: 0,
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publishDate: new Date(),
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publisherId: 0,
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description: "",
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coverImage: "",
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authors: [{ name: "" }],
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},
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})
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const { fields, append, remove } = useFieldArray({
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control: form.control,
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name: "authors",
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})
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// 监听封面图片URL变化，更新预览
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const coverImageValue = form.watch("coverImage")
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useEffect(() => {
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if (coverImageValue) {
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setCoverPreview(coverImageValue)
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}
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}, [coverImageValue])
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useEffect(() => {
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// 检查用户是否登录且是管理员
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if (!user) {
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toast({
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title: "请先登录",
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description: "您需要登录后才能访问管理页面",
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variant: "destructive",
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})
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router.push("/login")
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return
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}
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if (!user.isAdmin) {
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toast({
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title: "权限不足",
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description: "您没有管理员权限",
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variant: "destructive",
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})
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router.push("/")
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return
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}
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// 获取出版社列表
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const fetchPublishers = async () => {
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try {
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const response = await fetchWithAuth("publisher/all")
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const result = await response.json()
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if (result.code === 0) {
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setPublishers(result.data)
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} else {
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toast({
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variant: "destructive",
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title: "获取出版社失败",
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description: result.msg || "无法获取出版社信息",
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})
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}
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} catch (error) {
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toast({
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variant: "destructive",
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title: "获取出版社失败",
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description: "服务器连接错误，请稍后再试",
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})
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}
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}
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fetchPublishers()
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}, [user, router, toast])
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const onSubmit = async (values: z.infer<typeof formSchema>) => {
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setLoading(true)
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try {
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const bookData = {
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...values,
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authors: values.authors.map((author) => author.name),
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}
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const response = await fetchWithAuth("book/admin/add", {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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},
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body: JSON.stringify(bookData),
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})
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const result = await response.json()
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if (result.code === 0) {
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toast({
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title: "添加成功",
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description: "图书已成功添加",
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})
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router.push("/admin/books")
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} else {
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toast({
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variant: "destructive",
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title: "添加失败",
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description: result.msg || "无法添加图书",
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})
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}
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} catch (error) {
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toast({
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variant: "destructive",
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title: "添加失败",
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description: "服务器连接错误，请稍后再试",
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})
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} finally {
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setLoading(false)
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}
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}
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if (!user || !user.isAdmin) {
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return null
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}
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return (
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<div className="flex min-h-screen flex-col">
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<header className="sticky top-0 z-50 w-full border-b bg-background/95 backdrop-blur supports-[backdrop-filter]:bg-background/60">
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<div className="container flex h-16 items-center justify-between">
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<div className="flex items-center gap-2 font-semibold">
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<BookOpen className="h-6 w-6" />
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<span>图书管理系统 - 管理后台</span>
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</div>
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<div className="flex items-center gap-4">
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<ThemeToggle />
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<Button variant="ghost" onClick={() => router.push("/")}>
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返回前台
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</Button>
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</div>
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</div>
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</header>
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<div className="flex flex-1">
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<AdminNav />
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<main className="flex-1 p-6">
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<div className="space-y-6">
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<div className="flex items-center gap-2">
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<Button variant="outline" size="icon" onClick={() => router.push("/admin/books")}>
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<ArrowLeft className="h-4 w-4" />
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</Button>
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<h1 className="text-3xl font-bold">添加图书</h1>
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</div>
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<Form {...form}>
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<form onSubmit={form.handleSubmit(onSubmit)} className="space-y-6">
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<div className="grid gap-6 md:grid-cols-2">
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<Card className="md:col-span-1">
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<CardHeader>
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<CardTitle>基本信息</CardTitle>
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<CardDescription>填写图书的基本信息</CardDescription>
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</CardHeader>
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<CardContent className="space-y-4">
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<FormField
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control={form.control}
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name="title"
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render={({ field }) => (
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<FormItem>
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<FormLabel>标题</FormLabel>
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<FormControl>
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<Input placeholder="输入图书标题" {...field} />
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</FormControl>
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<FormMessage />
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</FormItem>
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)}
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/>
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<FormField
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control={form.control}
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name="isbn"
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render={({ field }) => (
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<FormItem>
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<FormLabel>ISBN</FormLabel>
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<FormControl>
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<Input placeholder="输入ISBN" {...field} />
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</FormControl>
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<FormMessage />
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</FormItem>
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)}
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/>
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<div className="grid grid-cols-2 gap-4">
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<FormField
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control={form.control}
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name="price"
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render={({ field }) => (
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<FormItem>
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<FormLabel>价格</FormLabel>
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<FormControl>
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<Input type="number" step="0.01" placeholder="输入价格" {...field} />
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</FormControl>
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<FormMessage />
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</FormItem>
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)}
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/>
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<FormField
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control={form.control}
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name="stock"
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render={({ field }) => (
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<FormItem>
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<FormLabel>库存</FormLabel>
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<FormControl>
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<Input type="number" placeholder="输入库存" {...field} />
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</FormControl>
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<FormMessage />
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</FormItem>
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)}
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/>
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</div>
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<FormField
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control={form.control}
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name="publishDate"
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render={({ field }) => (
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<FormItem className="flex flex-col">
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<FormLabel>出版日期</FormLabel>
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<Popover>
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<PopoverTrigger asChild>
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<FormControl>
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<Button variant={"outline"} className="w-full pl-3 text-left font-normal">
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{field.value ? format(field.value, "yyyy-MM-dd") : <span>选择日期</span>}
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<CalendarIcon className="ml-auto h-4 w-4 opacity-50" />
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</Button>
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</FormControl>
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</PopoverTrigger>
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<PopoverContent className="w-auto p-0" align="start">
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<Calendar mode="single" selected={field.value} onSelect={field.onChange} initialFocus />
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</PopoverContent>
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</Popover>
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<FormMessage />
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</FormItem>
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)}
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/>
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<FormField
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control={form.control}
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name="publisherId"
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render={({ field }) => (
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<FormItem className="flex flex-col">
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<FormLabel>出版社</FormLabel>
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<Combobox
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items={publishers.map((publisher) => ({
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label: publisher.name,
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value: publisher.publisherId.toString(),
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}))}
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value={field.value.toString()}
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onChange={(value) => field.onChange(Number.parseInt(value))}
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placeholder="选择出版社"
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/>
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<FormMessage />
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</FormItem>
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)}
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/>
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</CardContent>
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</Card>
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<Card className="md:col-span-1">
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<CardHeader>
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<CardTitle>封面与描述</CardTitle>
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<CardDescription>填写图书的封面和描述信息</CardDescription>
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</CardHeader>
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<CardContent className="space-y-4">
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<FormField
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control={form.control}
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name="coverImage"
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render={({ field }) => (
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<FormItem>
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<FormLabel>封面图片URL</FormLabel>
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<FormControl>
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<Input placeholder="输入封面图片URL" {...field} />
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</FormControl>
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<FormDescription>输入图书封面的URL地址</FormDescription>
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<FormMessage />
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</FormItem>
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)}
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/>
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<div className="mt-4">
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<p className="text-sm font-medium mb-2">封面预览</p>
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<div className="border rounded-md p-4 flex justify-center bg-muted/30">
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{coverPreview ? (
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<img
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src={coverPreview || "/placeholder.svg"}
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alt="封面预览"
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className="max-h-[200px] object-contain rounded-md"
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onError={() => setCoverPreview(null)}
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/>
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) : (
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<div className="flex flex-col items-center justify-center h-[200px] w-full text-muted-foreground">
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<ImageIcon className="h-12 w-12 mb-2" />
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<p className="text-sm">无封面图片</p>
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</div>
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)}
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</div>
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</div>
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<FormField
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control={form.control}
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name="description"
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render={({ field }) => (
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<FormItem>
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<FormLabel>描述</FormLabel>
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<FormControl>
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<Textarea placeholder="输入图书描述" className="min-h-[120px]" {...field} />
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</FormControl>
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<FormMessage />
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</FormItem>
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)}
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/>
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</CardContent>
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</Card>
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</div>
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<Card>
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<CardHeader>
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<CardTitle>作者信息</CardTitle>
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<CardDescription>填写图书的作者信息</CardDescription>
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</CardHeader>
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<CardContent>
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<div className="space-y-4">
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{fields.map((field, index) => (
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<div key={field.id} className="flex items-center gap-2">
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<FormField
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control={form.control}
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name={`authors.${index}.name`}
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render={({ field }) => (
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<FormItem className="flex-1">
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<FormLabel className={index !== 0 ? "sr-only" : ""}>
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{index === 0 ? "作者" : `作者 ${index + 1}`}
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</FormLabel>
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<FormControl>
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<Input placeholder="作者姓名" {...field} />
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</FormControl>
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<FormMessage />
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</FormItem>
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)}
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/>
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{index > 0 && (
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<Button
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type="button"
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variant="destructive"
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size="icon"
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className="mt-7"
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onClick={() => remove(index)}
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>
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<X className="h-4 w-4" />
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</Button>
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)}
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</div>
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))}
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<Button
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type="button"
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variant="outline"
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size="sm"
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className="mt-2"
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onClick={() => append({ name: "" })}
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>
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<Plus className="h-4 w-4 mr-2" />
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添加作者
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</Button>
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</div>
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</CardContent>
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<CardFooter className="flex justify-between border-t px-6 py-4">
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<Button variant="outline" type="button" onClick={() => router.push("/admin/books")}>
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取消
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</Button>
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<Button type="submit" disabled={loading}>
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{loading ? (
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<>
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<Loader2 className="mr-2 h-4 w-4 animate-spin" />
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添加中...
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</>
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) : (
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<>
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<Save className="mr-2 h-4 w-4" />
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添加图书
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</>
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)}
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</Button>
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</CardFooter>
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</Card>
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</form>
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</Form>
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</div>
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</main>
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</div>
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</div>
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)
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}
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