Initial commit: 国土空间规划课程智能体 v1.0
单容器 Docker 架构的国土空间规划课程智能问答系统，集成 FastAPI 后端与 Next.js 前端。 Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
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"use client";
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import { useEffect, useState } from "react";
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// 禁用静态生成
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export const dynamic = 'force-dynamic';
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import { useRouter } from "next/navigation";
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import { useAuthStore } from "@/store/auth";
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import MobileNav from "@/components/layout/mobile-nav";
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import { Card, CardContent, CardDescription, CardHeader, CardTitle } from "@/components/ui/card";
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import { Alert, AlertDescription } from "@/components/ui/alert";
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import {
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Accordion,
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AccordionContent,
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AccordionItem,
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AccordionTrigger,
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} from "@/components/ui/accordion";
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import {
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Loader2,
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BookOpen,
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GraduationCap,
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Lightbulb,
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Target,
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Network,
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List
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} from "lucide-react";
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import { courseContentAPI } from "@/lib/api";
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import { BookStructure } from "@/types";
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import dynamicImport from "next/dynamic";
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import NodeDetailDialog from "@/components/course-content/node-detail-dialog";
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import { Tabs, TabsList, TabsTrigger } from "@/components/ui/tabs";
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import { Button } from "@/components/ui/button";
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import { FileText, ChevronRight } from "lucide-react";
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// 动态导入 KnowledgeGraph 组件，禁用 SSR
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const KnowledgeGraph = dynamicImport(
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() => import("@/components/course-content/knowledge-graph"),
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{ ssr: false }
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);
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export default function CourseContentPage() {
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const router = useRouter();
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const { isAuthenticated, isLoading: authLoading } = useAuthStore();
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const [bookStructure, setBookStructure] = useState<BookStructure | null>(null);
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const [isLoading, setIsLoading] = useState(true);
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const [error, setError] = useState<string | null>(null);
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const [viewMode, setViewMode] = useState<'graph' | 'list'>('graph');
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const [selectedNode, setSelectedNode] = useState<{
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type: 'chapter' | 'section' | 'subsection';
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id: number;
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title: string;
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subsections?: Array<{ id: number; title: string }>;
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} | null>(null);
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const [isDialogOpen, setIsDialogOpen] = useState(false);
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useEffect(() => {
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if (!authLoading && !isAuthenticated) {
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router.push("/login");
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return;
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}
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if (isAuthenticated) {
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loadCourseContent();
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}
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}, [isAuthenticated, authLoading, router]);
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const loadCourseContent = async () => {
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try {
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setIsLoading(true);
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setError(null);
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const structure = await courseContentAPI.getCourseContent();
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console.log("加载的书籍结构:", structure);
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console.log("章节数量:", structure?.chapters?.length || 0);
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if (structure?.chapters) {
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structure.chapters.forEach((chapter, index) => {
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console.log(`章节 ${index + 1}:`, chapter.title, "节数:", chapter.sections?.length || 0);
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});
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}
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setBookStructure(structure);
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} catch (err) {
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console.error("加载课程内容失败:", err);
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setError("加载课程内容失败: " + (err instanceof Error ? err.message : String(err)));
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} finally {
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setIsLoading(false);
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}
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};
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if (authLoading || isLoading) {
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return (
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<div className="min-h-screen flex items-center justify-center">
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<Loader2 className="w-8 h-8 animate-spin" />
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</div>
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);
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}
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if (!isAuthenticated) {
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return null;
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}
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return (
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<div className="min-h-screen bg-app pb-16 lg:pb-0">
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<div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
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{/* 页面头部 */}
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<div className="mb-8">
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<div className="flex items-center justify-between mb-4">
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<div className="flex items-center space-x-3">
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<div className="w-12 h-12 bg-gradient-to-r from-blue-600 to-purple-600 rounded-xl flex items-center justify-center shadow-lg">
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<GraduationCap className="w-6 h-6 text-white" />
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</div>
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<div>
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<h1 className="text-3xl font-bold">课程内容</h1>
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<p className="text-muted-foreground">探索国土空间规划课程的核心知识点</p>
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</div>
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</div>
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{/* 视图切换 */}
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<Tabs value={viewMode} onValueChange={(v) => setViewMode(v as 'graph' | 'list')}>
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<TabsList>
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<TabsTrigger value="graph" className="flex items-center space-x-2">
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<Network className="w-4 h-4" />
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<span className="hidden sm:inline">知识图谱</span>
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</TabsTrigger>
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<TabsTrigger value="list" className="flex items-center space-x-2">
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<List className="w-4 h-4" />
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<span className="hidden sm:inline">列表视图</span>
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</TabsTrigger>
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</TabsList>
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</Tabs>
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</div>
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</div>
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{/* 错误提示 */}
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{error && (
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<Alert variant="destructive" className="mb-6">
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<AlertDescription>{error}</AlertDescription>
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</Alert>
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)}
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{/* 课程内容展示 */}
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{!bookStructure ? (
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<Card className="backdrop-blur-sm bg-card/80 border-border/50 shadow-xl">
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<CardContent className="text-center py-12">
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<BookOpen className="w-12 h-12 text-muted-foreground mx-auto mb-4" />
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<h3 className="text-lg font-medium mb-2">暂无课程内容</h3>
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<p className="text-muted-foreground">
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课程内容正在准备中，请稍后再来查看
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</p>
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</CardContent>
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</Card>
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) : (
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<>
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{/* 知识图谱视图 */}
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{viewMode === 'graph' && (
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<div className="w-full h-[calc(100vh-250px)] min-h-[600px] lg:min-h-[700px] rounded-lg border border-border bg-background overflow-hidden">
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<KnowledgeGraph bookStructure={bookStructure} />
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</div>
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)}
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{/* 列表视图 */}
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{viewMode === 'list' && (
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<div className="space-y-6">
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{bookStructure.chapters.map((chapter) => (
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<Card
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key={chapter.id}
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className="hover:shadow-lg transition-shadow backdrop-blur-sm bg-card/80 border-border/50"
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>
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<CardHeader>
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<div className="flex items-center justify-between">
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<CardTitle className="text-xl mb-3 flex items-center space-x-2">
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<BookOpen className="w-5 h-5 text-blue-600" />
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<span>第{chapter.chapter_number}章 {chapter.title}</span>
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</CardTitle>
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<Button
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variant="outline"
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size="sm"
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onClick={() => {
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setSelectedNode({
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type: 'chapter',
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id: chapter.id,
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title: chapter.title,
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});
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setIsDialogOpen(true);
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}}
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className="flex items-center space-x-2"
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>
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<FileText className="w-4 h-4" />
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<span>查看内容</span>
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</Button>
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</div>
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</CardHeader>
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<CardContent>
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<Accordion type="single" collapsible className="w-full">
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{chapter.sections.map((section) => (
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<AccordionItem key={section.id} value={`section-${section.id}`}>
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<div className="flex items-center justify-between w-full">
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<AccordionTrigger className="text-base font-medium flex-1">
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<span>{section.title}</span>
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</AccordionTrigger>
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<Button
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variant="ghost"
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size="sm"
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onClick={(e) => {
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e.stopPropagation();
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setSelectedNode({
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type: 'section',
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id: section.id,
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title: section.title,
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subsections: section.subsections,
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});
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setIsDialogOpen(true);
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}}
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className="mr-2 flex items-center space-x-1"
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>
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<FileText className="w-4 h-4" />
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<span className="text-xs">查看</span>
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</Button>
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</div>
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<AccordionContent>
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<div className="pt-2 pl-4 space-y-2">
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{section.subsections.length === 0 ? (
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<p className="text-sm text-muted-foreground">暂无小节（知识点）</p>
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) : (
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<>
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<p className="text-sm font-medium text-foreground mb-2">
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小节（知识点） ({section.subsections.length} 个)
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</p>
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<ul className="space-y-2">
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{section.subsections.map((subsection) => (
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<li
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key={subsection.id}
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className="flex items-center justify-between group"
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>
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<div className="flex items-start space-x-2 flex-1">
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<span className="w-1.5 h-1.5 rounded-full bg-blue-600 mt-2 flex-shrink-0" />
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<span className="flex-1 text-sm text-muted-foreground">{subsection.title}</span>
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</div>
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<Button
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variant="ghost"
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size="sm"
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onClick={() => {
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setSelectedNode({
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type: 'subsection',
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id: subsection.id,
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title: subsection.title,
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});
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setIsDialogOpen(true);
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}}
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className="opacity-0 group-hover:opacity-100 transition-opacity ml-2 flex items-center space-x-1"
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>
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<FileText className="w-3 h-3" />
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<span className="text-xs">查看</span>
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</Button>
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</li>
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))}
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</ul>
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</>
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)}
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</div>
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</AccordionContent>
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</AccordionItem>
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))}
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</Accordion>
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</CardContent>
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</Card>
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))}
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</div>
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)}
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</>
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)}
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</div>
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{/* 节点详情对话框 */}
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{selectedNode && (
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<NodeDetailDialog
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open={isDialogOpen}
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onOpenChange={setIsDialogOpen}
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nodeType={selectedNode.type === 'subsection' ? 'section' : selectedNode.type}
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nodeId={selectedNode.type === 'subsection' ? 0 : selectedNode.id} // nodeId is not used for direct subsection display
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nodeTitle={selectedNode.title}
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subsections={selectedNode.type === 'section' ? selectedNode.subsections : undefined}
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subsectionId={selectedNode.type === 'subsection' ? selectedNode.id : undefined}
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/>
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)}
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{/* 移动端导航 */}
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<MobileNav />
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</div>
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);
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}
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