Added knowledge base enhancements for documentation viewing and preloaded Ivanti config for next feature
This commit is contained in:
236
frontend/src/components/KnowledgeBaseViewer.js
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236
frontend/src/components/KnowledgeBaseViewer.js
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import React, { useState, useEffect } from 'react';
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import ReactMarkdown from 'react-markdown';
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import { X, Download, Loader, AlertCircle, FileText, File } from 'lucide-react';
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const API_BASE = process.env.REACT_APP_API_BASE || 'http://localhost:3001/api';
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export default function KnowledgeBaseViewer({ article, onClose }) {
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const [content, setContent] = useState('');
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const [loading, setLoading] = useState(true);
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const [error, setError] = useState('');
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useEffect(() => {
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fetchArticleContent();
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// eslint-disable-next-line react-hooks/exhaustive-deps
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}, [article.id]);
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const fetchArticleContent = async () => {
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setLoading(true);
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setError('');
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try {
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const response = await fetch(`${API_BASE}/knowledge-base/${article.id}/content`, {
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credentials: 'include'
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});
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if (!response.ok) throw new Error('Failed to fetch article content');
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const text = await response.text();
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setContent(text);
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} catch (err) {
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console.error('Error fetching article content:', err);
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setError(err.message);
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} finally {
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setLoading(false);
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}
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};
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const handleDownload = async () => {
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try {
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const response = await fetch(`${API_BASE}/knowledge-base/${article.id}/download`, {
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credentials: 'include'
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});
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if (!response.ok) throw new Error('Download failed');
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const blob = await response.blob();
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const url = window.URL.createObjectURL(blob);
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const a = document.createElement('a');
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a.href = url;
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a.download = article.file_name;
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document.body.appendChild(a);
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a.click();
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window.URL.revokeObjectURL(url);
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document.body.removeChild(a);
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} catch (err) {
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console.error('Error downloading file:', err);
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setError('Failed to download file');
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}
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};
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const isMarkdown = article.file_name?.endsWith('.md');
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const isText = article.file_name?.endsWith('.txt');
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const isPDF = article.file_name?.endsWith('.pdf');
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const isImage = /\.(jpg|jpeg|png|gif|bmp)$/i.test(article.file_name || '');
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const getCategoryColor = (cat) => {
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const colors = {
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'General': '#94A3B8',
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'Policy': '#0EA5E9',
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'Procedure': '#10B981',
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'Guide': '#F59E0B',
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'Reference': '#8B5CF6'
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};
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return colors[cat] || '#94A3B8';
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};
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const formatDate = (dateString) => {
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return new Date(dateString).toLocaleDateString('en-US', {
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year: 'numeric',
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month: 'long',
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day: 'numeric'
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});
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};
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return (
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<div
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style={{
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background: 'linear-gradient(135deg, rgba(30, 41, 59, 0.95) 0%, rgba(51, 65, 85, 0.9) 50%, rgba(30, 41, 59, 0.95) 100%)',
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border: '2px solid rgba(14, 165, 233, 0.4)',
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borderRadius: '0.5rem',
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boxShadow: '0 8px 24px rgba(0, 0, 0, 0.6), 0 0 28px rgba(14, 165, 233, 0.15)',
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padding: '1.5rem',
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position: 'relative',
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overflow: 'hidden'
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}}
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>
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{/* Header */}
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<div className="flex items-start justify-between mb-4 pb-4" style={{ borderBottom: '1px solid rgba(14, 165, 233, 0.2)' }}>
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<div className="flex-1">
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<div className="flex items-center gap-3 mb-2">
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<FileText className="w-5 h-5" style={{ color: getCategoryColor(article.category) }} />
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<h2 className="text-xl font-semibold" style={{ color: '#E2E8F0', fontFamily: 'monospace' }}>
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{article.title}
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</h2>
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</div>
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{article.description && (
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<p className="text-sm mb-2" style={{ color: '#94A3B8' }}>
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{article.description}
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</p>
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)}
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<div className="flex items-center gap-3 text-xs" style={{ color: '#64748B' }}>
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<span
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className="px-2 py-1 rounded"
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style={{
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background: `${getCategoryColor(article.category)}33`,
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color: getCategoryColor(article.category),
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fontWeight: '600'
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}}
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>
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{article.category}
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</span>
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<span>Created: {formatDate(article.created_at)}</span>
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{article.created_by_username && (
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<span>By: {article.created_by_username}</span>
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)}
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</div>
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</div>
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<div className="flex gap-2 ml-4">
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<button
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onClick={handleDownload}
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className="intel-button intel-button-small"
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title="Download"
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>
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<Download className="w-4 h-4" />
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</button>
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<button
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onClick={onClose}
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className="intel-button intel-button-small"
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title="Close"
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>
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<X className="w-4 h-4" />
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</button>
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</div>
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</div>
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{/* Content */}
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<div className="kb-content-area">
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{loading && (
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<div className="text-center py-12">
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<Loader className="w-8 h-8 animate-spin mx-auto mb-4" style={{ color: '#0EA5E9' }} />
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<p style={{ color: '#94A3B8' }}>Loading document...</p>
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</div>
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)}
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{error && (
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<div className="flex items-start gap-3 p-4 rounded" style={{ background: 'rgba(239, 68, 68, 0.1)', border: '1px solid #EF4444' }}>
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<AlertCircle className="w-6 h-6 flex-shrink-0" style={{ color: '#EF4444' }} />
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<div>
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<p className="font-medium" style={{ color: '#FCA5A5' }}>Failed to Load Document</p>
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<p className="text-sm mt-1" style={{ color: '#94A3B8' }}>{error}</p>
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</div>
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</div>
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)}
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{!loading && !error && (
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<>
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{/* Markdown Rendering */}
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{isMarkdown && (
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<div className="markdown-content">
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<ReactMarkdown>{content}</ReactMarkdown>
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</div>
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)}
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{/* Plain Text */}
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{isText && !isMarkdown && (
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<pre
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className="text-sm p-4 rounded overflow-auto"
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style={{
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background: 'rgba(15, 23, 42, 0.8)',
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border: '1px solid rgba(14, 165, 233, 0.2)',
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color: '#E2E8F0',
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fontFamily: 'monospace',
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whiteSpace: 'pre-wrap',
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wordWrap: 'break-word',
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maxHeight: '600px'
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}}
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>
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{content}
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</pre>
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)}
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{/* PDF */}
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{isPDF && (
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<div className="text-center py-12">
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<File className="w-16 h-16 mx-auto mb-4" style={{ color: '#EF4444' }} />
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<p className="mb-4" style={{ color: '#94A3B8' }}>
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PDF Preview not available. Click the download button to view this file.
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</p>
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<button onClick={handleDownload} className="intel-button intel-button-success">
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<Download className="w-4 h-4 mr-2" />
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Download PDF
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</button>
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</div>
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)}
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{/* Images */}
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{isImage && (
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<div className="text-center">
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<img
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src={`${API_BASE}/knowledge-base/${article.id}/content`}
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alt={article.title}
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className="max-w-full h-auto rounded"
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style={{ border: '1px solid rgba(14, 165, 233, 0.3)' }}
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/>
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</div>
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)}
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{/* Other file types */}
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{!isMarkdown && !isText && !isPDF && !isImage && (
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<div className="text-center py-12">
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<File className="w-16 h-16 mx-auto mb-4" style={{ color: '#94A3B8' }} />
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<p className="mb-4" style={{ color: '#94A3B8' }}>
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Preview not available for this file type.
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</p>
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<button onClick={handleDownload} className="intel-button intel-button-success">
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<Download className="w-4 h-4 mr-2" />
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Download File
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</button>
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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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</div>
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);
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}
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