jthweb.github.io/callback.html at main · jthweb/jthweb.github.io · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>GitHub Auth Callback</title>
    <style>
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
            background-color: #f5f5f5;
            color: #333;
            text-align: center;
        }
        .container {
            padding: 2rem;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        h1 {
            font-size: 1.5rem;
        }
        p {
            font-size: 1rem;
            color: #666;
        }
        .loader {
            border: 4px solid #f3f3f3;
            border-top: 4px solid #3498db;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            animation: spin 1s linear infinite;
            margin: 1rem auto;
        }
        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
    </style>
</head>
<body>
    <div class="container" id="message-container">
        <div id="loader" class="loader"></div>
        <h1 id="message-title">Authenticating with GitHub...</h1>
        <p id="message-text">Please wait while we complete the process.</p>
    </div>

    <script>
        // IMPORTANT: Replace this with the URL of your serverless function/proxy
        // This function will securely exchange the code for an access token.
        const TOKEN_PROXY_URL = 'https://github-oauth-proxy-server.vercel.app/api/github-token';

        const GITHUB_USERNAME = 'jthweb';

        // Function to update the UI
        function updateMessage(title, text, showLoader = false) {
            document.getElementById('message-title').textContent = title;
            document.getElementById('message-text').textContent = text;
            document.getElementById('loader').style.display = showLoader ? 'block' : 'none';
        }

        // Function to perform GitHub API actions
        async function performGitHubAction(token, action, repo) {
            const headers = {
                'Authorization': `Bearer ${token}`,
                'Accept': 'application/vnd.github.v3+json'
            };

            try {
                if (action === 'follow' || action === 'follow_and_star_all') {
                    updateMessage('Following user...', `Attempting to follow ${GITHUB_USERNAME}.`);
                    const followResponse = await fetch(`https://api.github.com/user/following/${GITHUB_USERNAME}`, {
                        method: 'PUT',
                        headers: headers
                    });
                    if (!followResponse.ok) throw new Error(`Failed to follow. Status: ${followResponse.status}`);
                }

                if (action === 'star') {
                    updateMessage('Starring repository...', `Attempting to star ${repo}.`);
                    const starResponse = await fetch(`https://api.github.com/user/starred/${repo}`, {
                        method: 'PUT',
                        headers: headers
                    });
                    if (!starResponse.ok) throw new Error(`Failed to star ${repo}. Status: ${starResponse.status}`);
                }

                if (action === 'follow_and_star_all') {
                    updateMessage('Fetching repositories...', 'Getting the list of repositories to star.');
                    const reposResponse = await fetch(`https://api.github.com/users/${GITHUB_USERNAME}/repos?per_page=100`);
                    const repos = await reposResponse.json();
                    const originalRepos = repos.filter(r => !r.fork);

                    for (const r of originalRepos) {
                        updateMessage('Starring all repositories...', `Starring ${r.full_name}...`, true);
                        await fetch(`https://api.github.com/user/starred/${r.full_name}`, {
                            method: 'PUT',
                            headers: headers
                        });
                        // Small delay to avoid hitting rate limits too quickly
                        await new Promise(resolve => setTimeout(resolve, 200));
                    }
                }

                updateMessage('Success!', 'Thank you! The window will close shortly.');

            } catch (error) {
                console.error('GitHub Action Error:', error);
                updateMessage('Action Failed', `Could not complete the action. ${error.message}`);
            } finally {
                // Clean up local storage
                localStorage.removeItem('github_action');
                localStorage.removeItem('github_repo');
                // Close the window after a delay
                setTimeout(() => window.close(), 4000);
            }
        }

        // Main function on window load
        window.onload = async function() {
            const urlParams = new URLSearchParams(window.location.search);
            const code = urlParams.get('code');
            const action = localStorage.getItem('github_action');
            const repo = localStorage.getItem('github_repo');

            if (!code || !action) {
                updateMessage('Authentication Error', 'No authorization code or action found. Please try again from the main page.');
                return;
            }

            try {
                // 1. Exchange code for access token via the proxy
                updateMessage('Exchanging token...', 'Securely verifying your authorization.', true);
                const tokenResponse = await fetch(TOKEN_PROXY_URL, {
                    method: 'POST',
                    headers: { 'Content-Type': 'application/json' },
                    body: JSON.stringify({ code: code })
                });

                if (!tokenResponse.ok) {
                    throw new Error('Failed to get access token from proxy.');
                }

                const { access_token } = await tokenResponse.json();

                if (!access_token) {
                    throw new Error('Access token was not returned by the proxy.');
                }

                // 2. Perform the stored action
                await performGitHubAction(access_token, action, repo);

            } catch (error) {
                console.error('Callback Error:', error);
                updateMessage('Authentication Error', `An error occurred: ${error.message}. Please try again.`);
                // Clean up local storage on error
                localStorage.removeItem('github_action');
                localStorage.removeItem('github_repo');
            }
        };
    </script>
</body>
</html>