const axios = require('axios');

// Replace with your GitHub username and token
const username = 'your-username';
const token = 'your-github-token';

// GitHub API URL to list all repositories for the user
const reposUrl = `https://api.github.com/user/repos`;

// Headers for authentication
const headers = {
    'Authorization': `token ${token}`
};

// Fetch all repositories
axios.get(reposUrl, { headers })
    .then(response => {
        const repositories = response.data;

        repositories.forEach(repo => {
            const pullsUrl = `https://api.github.com/repos/${repo.owner.login}/${repo.name}/pulls?state=all`;

            // Fetch all pull requests for each repository
            axios.get(pullsUrl, { headers })
                .then(pullsResponse => {
                    const pullRequests = pullsResponse.data;

                    pullRequests.forEach(pr => {
                        const branchUrl = `https://api.github.com/repos/${repo.owner.login}/${repo.name}/branches/${pr.head.ref}`;

                        // Check if the branch exists for each PR
                        axios.get(branchUrl, { headers })
                            .then(branchResponse => {
                                console.log(`Repo: ${repo.name} - PR #${pr.number} - Branch: ${pr.head.ref} exists`);
                            })
                            .catch(error => {
                                if (error.response && error.response.status === 404) {
                                    console.log(`Repo: ${repo.name} - PR #${pr.number} - Branch: ${pr.head.ref} does not exist`);
                                } else {
                                    console.error(`Error checking branch for PR #${pr.number} in repo ${repo.name}:`, error.message);
                                }
                            });
                    });
                })
                .catch(error => {
                    console.error(`Error fetching pull requests for repo ${repo.name}:`, error.message);
                });
        });
    })
    .catch(error => {
        console.error('Error fetching repositories:', error.message);
    });