pengxiao
ddbb79b9f6
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>
319 lines
12 KiB
TypeScript
319 lines
12 KiB
TypeScript
"use client";
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import { useEffect, useState } from "react";
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import { useRouter } from "next/navigation";
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import { useAuthStore } from "@/store/auth";
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import { Button } from "@/components/ui/button";
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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 { Input } from "@/components/ui/input";
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import { Label } from "@/components/ui/label";
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import { Alert, AlertDescription } from "@/components/ui/alert";
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import { Dialog, DialogContent, DialogDescription, DialogFooter, DialogHeader, DialogTitle, DialogTrigger } from "@/components/ui/dialog";
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import {
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Upload,
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FileText,
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Search,
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Plus,
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Trash2,
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Eye,
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CheckCircle,
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Clock,
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Loader2,
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BookOpen,
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Settings,
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FolderOpen
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} from "lucide-react";
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import { formatFileSize, formatDate } from "@/lib/utils";
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import { knowledgeBaseAPI } from "@/lib/api";
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import { KnowledgeBase } from "@/types";
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export default function KnowledgePage() {
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const router = useRouter();
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const { isAuthenticated, isLoading: authLoading } = useAuthStore();
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const [knowledgeBases, setKnowledgeBases] = useState<KnowledgeBase[]>([]);
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const [isLoading, setIsLoading] = useState(true);
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const [searchQuery, setSearchQuery] = useState("");
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const [error, setError] = useState<string | null>(null);
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// 创建知识库对话框状态
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const [isCreateDialogOpen, setIsCreateDialogOpen] = useState(false);
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const [createName, setCreateName] = useState("");
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const [createDescription, setCreateDescription] = useState("");
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const [isCreating, setIsCreating] = 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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loadKnowledgeBases();
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}
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}, [isAuthenticated, authLoading, router]);
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const loadKnowledgeBases = async () => {
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try {
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setIsLoading(true);
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setError(null);
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const bases = await knowledgeBaseAPI.getKnowledgeBases();
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// 过滤掉系统知识库，只显示用户创建的知识库
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const userBases = bases.filter(kb => !kb.is_system);
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setKnowledgeBases(userBases);
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} catch (err) {
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console.error("加载知识库失败:", err);
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setError("加载知识库失败");
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} finally {
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setIsLoading(false);
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}
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};
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const handleCreateKnowledgeBase = async () => {
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if (!createName.trim()) return;
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try {
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setIsCreating(true);
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setError(null);
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await knowledgeBaseAPI.createKnowledgeBase({
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name: createName.trim(),
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description: createDescription.trim() || undefined,
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});
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// 重新加载知识库列表
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await loadKnowledgeBases();
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// 重置表单并关闭对话框
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setCreateName("");
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setCreateDescription("");
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setIsCreateDialogOpen(false);
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} catch (err) {
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console.error("创建知识库失败:", err);
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setError("创建知识库失败");
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} finally {
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setIsCreating(false);
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}
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};
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const handleDeleteKnowledgeBase = async (knowledgeBaseId: number) => {
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if (!confirm("确定要删除这个知识库吗？这将删除其中的所有文档。")) return;
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try {
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await knowledgeBaseAPI.deleteKnowledgeBase(knowledgeBaseId.toString());
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await loadKnowledgeBases();
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} catch (err) {
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console.error("删除知识库失败:", err);
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setError("删除知识库失败");
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}
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};
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const filteredKnowledgeBases = knowledgeBases.filter(kb =>
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kb.name.toLowerCase().includes(searchQuery.toLowerCase()) ||
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(kb.description && kb.description.toLowerCase().includes(searchQuery.toLowerCase()))
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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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<h1 className="text-3xl font-bold mb-2">知识库管理</h1>
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<p className="text-muted-foreground">创建和管理您的知识库，组织文档内容</p>
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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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{/* 操作栏 */}
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<div className="flex flex-col sm:flex-row justify-between items-start sm:items-center mb-6">
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<div className="flex items-center space-x-4 mb-4 sm:mb-0">
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{/* 创建知识库按钮 */}
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<Dialog open={isCreateDialogOpen} onOpenChange={setIsCreateDialogOpen}>
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<DialogTrigger asChild>
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<Button className="bg-gradient-to-r from-blue-600 to-purple-600 hover:from-blue-700 hover:to-purple-700">
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<Plus className="w-4 h-4 mr-2" />
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创建知识库
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</Button>
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</DialogTrigger>
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<DialogContent>
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<DialogHeader>
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<DialogTitle>创建新知识库</DialogTitle>
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<DialogDescription>
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创建一个新的知识库来组织您的文档
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</DialogDescription>
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</DialogHeader>
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<div className="space-y-4">
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<div>
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<Label htmlFor="kb-name">知识库名称</Label>
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<Input
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id="kb-name"
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value={createName}
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onChange={(e) => setCreateName(e.target.value)}
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placeholder="请输入知识库名称"
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disabled={isCreating}
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/>
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</div>
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<div>
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<Label htmlFor="kb-description">描述（可选）</Label>
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<Input
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id="kb-description"
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value={createDescription}
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onChange={(e) => setCreateDescription(e.target.value)}
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placeholder="请输入知识库描述"
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disabled={isCreating}
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/>
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</div>
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</div>
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<DialogFooter>
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<Button
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variant="outline"
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onClick={() => setIsCreateDialogOpen(false)}
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disabled={isCreating}
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>
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取消
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</Button>
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<Button
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onClick={handleCreateKnowledgeBase}
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disabled={!createName.trim() || isCreating}
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>
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{isCreating ? (
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<>
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<Loader2 className="w-4 h-4 mr-2 animate-spin" />
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创建中...
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</>
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) : (
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"创建"
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)}
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</Button>
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</DialogFooter>
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</DialogContent>
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</Dialog>
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</div>
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<div className="flex items-center space-x-4">
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<div className="relative">
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<Search className="absolute left-3 top-1/2 transform -translate-y-1/2 text-gray-400 w-4 h-4" />
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<Input
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placeholder="搜索知识库..."
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value={searchQuery}
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onChange={(e) => setSearchQuery(e.target.value)}
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className="pl-10 w-64"
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/>
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</div>
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<div className="text-sm text-muted-foreground">
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共 {filteredKnowledgeBases.length} 个知识库
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</div>
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</div>
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</div>
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{/* 知识库列表 */}
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{filteredKnowledgeBases.length === 0 ? (
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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">
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{searchQuery ? "没有找到匹配的知识库" : "还没有创建知识库"}
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</h3>
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<p className="text-muted-foreground mb-4">
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{searchQuery ? "尝试使用其他关键词搜索" : "创建您的第一个知识库来组织文档"}
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</p>
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{!searchQuery && (
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<Button onClick={() => setIsCreateDialogOpen(true)}>
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<Plus className="w-4 h-4 mr-2" />
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创建知识库
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</Button>
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)}
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</CardContent>
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</Card>
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) : (
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<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
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{filteredKnowledgeBases.map((kb) => (
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<Card key={kb.id} className="hover:shadow-lg transition-shadow backdrop-blur-sm bg-card/80 border-border/50">
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<CardHeader>
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<div className="flex items-start justify-between">
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<div className="flex items-center space-x-2">
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<BookOpen className="w-5 h-5 text-blue-600" />
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<div>
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<CardTitle className="text-lg">{kb.name}</CardTitle>
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<CardDescription className="text-sm">
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{kb.description || "暂无描述"}
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</CardDescription>
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</div>
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</div>
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<div className="flex items-center space-x-1">
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{kb.document_count > 0 ? (
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<CheckCircle className="w-4 h-4 text-green-600" />
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) : (
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<Clock className="w-4 h-4 text-gray-400" />
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)}
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</div>
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</div>
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</CardHeader>
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<CardContent>
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<div className="space-y-2">
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<div className="flex justify-between text-sm text-muted-foreground">
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<span>文档数量</span>
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<span>{kb.document_count} 个文档</span>
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</div>
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<div className="flex justify-between text-sm text-muted-foreground">
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<span>创建时间</span>
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<span>{formatDate(kb.created_at)}</span>
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</div>
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<div className="flex justify-between text-sm">
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<span>状态</span>
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<span className={kb.document_count > 0 ? "text-green-600" : "text-gray-500"}>
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{kb.document_count > 0 ? "已就绪" : "空知识库"}
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</span>
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</div>
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</div>
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<div className="flex space-x-2 mt-4">
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<Button
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variant="outline"
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size="sm"
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className="flex-1"
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onClick={() => router.push(`/knowledge/${kb.id}`)}
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>
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<Settings className="w-4 h-4 mr-1" />
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管理
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</Button>
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<Button
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variant="outline"
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size="sm"
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onClick={() => handleDeleteKnowledgeBase(kb.id)}
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className="text-red-600 hover:text-red-700"
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>
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<Trash2 className="w-4 h-4" />
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</Button>
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</div>
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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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</div>
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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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