ematth.github.io/blog-post.html at main · ematth/ematth.github.io · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Blog Post</title>
    <link rel="stylesheet" href="style.css">
    <style>
        #blog-content h1 {
            font-size: 2.5em;
            font-weight: bold;
            margin-bottom: 0.5em;
        }
        .post-date {
            font-size: 1.1em;
            font-style: italic;
            color: #888;
            margin-bottom: 2em;
        }
    </style>
</head>
<body class="stretch-main">
    <div id="header-placeholder"></div>

    <section id="blog-content">
        <!-- Markdown content will be loaded here -->
    </section>

    <script src="header.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script>

    <script>
        window.MathJax = {
            tex: {
                inlineMath: [['$', '$']],
                displayMath: [['$$', '$$']]
            }
        };
    </script>
    <script id="MathJax-script" async src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js"></script>

    <script>
        document.addEventListener("DOMContentLoaded", function() {
            console.log('=== BLOG POST DEBUG INFO ===');
            console.log('Current URL:', window.location.href);
            console.log('Protocol:', window.location.protocol);
            console.log('Pathname:', window.location.pathname);
            console.log('Search:', window.location.search);

            const params = new URLSearchParams(window.location.search);
            const postSlug = params.get('post');
            console.log('Post slug from params:', postSlug);

            if (postSlug) {
                const mdPath = `blogs/${postSlug}/index.md`;
                const fullURL = new URL(mdPath, window.location.href).href;
                console.log('Relative path:', mdPath);
                console.log('Full URL to fetch:', fullURL);
                console.log('Attempting fetch...');

                fetch(mdPath)
                    .then(response => {
                        console.log('Fetch response status:', response.status);
                        console.log('Fetch response ok:', response.ok);
                        console.log('Response URL:', response.url);
                        if (!response.ok) {
                            throw new Error(`Blog post not found (HTTP ${response.status}): ${mdPath}`);
                        }
                        return response.text();
                    })
                    .then(md => {
                        console.log('Successfully fetched markdown, length:', md.length);
                        console.log('First 100 chars:', md.substring(0, 100));

                        const frontmatterMatch = md.match(/^---([\s\S]*?)---/);
                        let content = md;
                        let title = postSlug.replace(/-/g, ' ');
                        let date = '';

                        if (frontmatterMatch) {
                            const frontmatterText = frontmatterMatch[1];
                            content = md.substring(frontmatterMatch[0].length).trim();

                            const titleMatch = frontmatterText.match(/title:\s*(.*)/);
                            if (titleMatch && titleMatch[1]) {
                                title = titleMatch[1].trim().replace(/^["']|["']$/g, '');
                            }

                            const dateMatch = frontmatterText.match(/date:\s*(.*)/);
                            if (dateMatch && dateMatch[1]) {
                                date = dateMatch[1].trim().replace(/^["']|["']$/g, '');
                            }
                        }

                        document.title = title;

                        let headerHTML = `<h1>${title}</h1>`;
                        if (date) {
                            const formattedDate = new Date(date).toLocaleDateString('en-US', {
                                year: 'numeric',
                                month: 'long',
                                day: 'numeric'
                            });
                            headerHTML += `<p class="post-date">Published on ${formattedDate}</p>`;
                        }

                        const blogContent = document.getElementById('blog-content');
                        blogContent.innerHTML = headerHTML + marked.parse(content);

                        // Re-render math with MathJax
                        if (window.MathJax) {
                            MathJax.typesetPromise([blogContent]).catch((err) => console.log(err.message));
                        }
                    })
                    .catch(error => {
                        console.error('=== ERROR OCCURRED ===');
                        console.error('Error type:', error.name);
                        console.error('Error message:', error.message);
                        console.error('Error stack:', error.stack);

                        const fullURL = new URL(`blogs/${postSlug}/index.md`, window.location.href).href;
                        const debugInfo = `
                            <h2>Debug Information</h2>
                            <p><strong>Error:</strong> ${error.message}</p>
                            <p><strong>Post slug:</strong> ${postSlug}</p>
                            <p><strong>Current URL:</strong> ${window.location.href}</p>
                            <p><strong>Protocol:</strong> ${window.location.protocol}</p>
                            <p><strong>Attempted relative path:</strong> blogs/${postSlug}/index.md</p>
                            <p><strong>Full URL attempted:</strong> ${fullURL}</p>
                            <hr>
                            <p><strong>Possible issues:</strong></p>
                            <ul>
                                <li>If protocol is "file:", you need to run a local web server</li>
                                <li>Check browser console for CORS errors</li>
                                <li>Verify the markdown file exists at the path shown above</li>
                            </ul>
                            <p><strong>Check the browser console (F12) for detailed error logs.</strong></p>
                        `;
                        document.getElementById('blog-content').innerHTML = debugInfo;
                    });
            } else {
                document.getElementById('blog-content').innerHTML = "<p>No blog post specified.</p>";
            }
        });
    </script>
</body>
</html>