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Rename root folders
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111
app/src/components/editor/MarkdownPreview.jsx
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111
app/src/components/editor/MarkdownPreview.jsx
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import React, { useState, useEffect, useMemo } from 'react';
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import { unified } from 'unified';
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import remarkParse from 'remark-parse';
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import remarkMath from 'remark-math';
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import remarkRehype from 'remark-rehype';
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import rehypeMathjax from 'rehype-mathjax';
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import rehypeReact from 'rehype-react';
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import rehypePrism from 'rehype-prism';
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import * as prod from 'react/jsx-runtime';
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import { notifications } from '@mantine/notifications';
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import { remarkWikiLinks } from '../../utils/remarkWikiLinks';
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import { useWorkspace } from '../../contexts/WorkspaceContext';
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const MarkdownPreview = ({ content, handleFileSelect }) => {
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const [processedContent, setProcessedContent] = useState(null);
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const baseUrl = window.API_BASE_URL;
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const { currentWorkspace } = useWorkspace();
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const handleLinkClick = (e, href) => {
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e.preventDefault();
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if (href.startsWith(`${baseUrl}/internal/`)) {
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// For existing files, extract the path and directly select it
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const [filePath] = decodeURIComponent(
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href.replace(`${baseUrl}/internal/`, '')
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).split('#');
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handleFileSelect(filePath);
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} else if (href.startsWith(`${baseUrl}/notfound/`)) {
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// For non-existent files, show a notification
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const fileName = decodeURIComponent(
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href.replace(`${baseUrl}/notfound/`, '')
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);
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notifications.show({
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title: 'File Not Found',
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message: `The file "${fileName}" does not exist.`,
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color: 'red',
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});
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}
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};
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const processor = useMemo(
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() =>
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unified()
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.use(remarkParse)
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.use(remarkWikiLinks, currentWorkspace?.name)
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.use(remarkMath)
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.use(remarkRehype)
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.use(rehypeMathjax)
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.use(rehypePrism)
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.use(rehypeReact, {
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production: true,
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jsx: prod.jsx,
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jsxs: prod.jsxs,
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Fragment: prod.Fragment,
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components: {
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img: ({ src, alt, ...props }) => (
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<img
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src={src}
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alt={alt}
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onError={(event) => {
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console.error('Failed to load image:', event.target.src);
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event.target.alt = 'Failed to load image';
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}}
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{...props}
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/>
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),
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a: ({ href, children, ...props }) => (
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<a
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href={href}
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onClick={(e) => handleLinkClick(e, href)}
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{...props}
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>
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{children}
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</a>
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),
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code: ({ children, className, ...props }) => {
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const language = className
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? className.replace('language-', '')
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: null;
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return (
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<pre className={className}>
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<code {...props}>{children}</code>
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</pre>
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);
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},
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},
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}),
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[baseUrl, handleFileSelect, currentWorkspace?.name]
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);
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useEffect(() => {
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const processContent = async () => {
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if (!currentWorkspace) {
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return;
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}
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try {
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const result = await processor.process(content);
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setProcessedContent(result.result);
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} catch (error) {
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console.error('Error processing markdown:', error);
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}
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};
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processContent();
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}, [content, processor, currentWorkspace]);
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return <div className="markdown-preview">{processedContent}</div>;
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};
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export default MarkdownPreview;
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