Function resolveRepoMetadata

website/src/lib/repo-provider.ts:157–209

(
  ref: RepoRef
)

/** Resolve default branch and latest commit SHA for a repository. */
export async function resolveRepoMetadata(
  ref: RepoRef
): Promise<{ detectedBranch: string; latestCommitSha: string }> {
  let detectedBranch = "main";
  let latestCommitSha = "";

  const headers = getAuthHeaders(ref);

  try {
    if (ref.provider === "github") {
      const apiRes = await fetch(
        `https://api.github.com/repos/${ref.owner}/${ref.repo}`,
        { headers }
      );
      if (apiRes.ok) {
        const apiData = await apiRes.json();
        if (apiData?.default_branch) {
          detectedBranch = apiData.default_branch;
        }
      }

      const commitsRes = await fetch(
        `https://api.github.com/repos/${ref.owner}/${ref.repo}/commits/${detectedBranch}`,
        { headers }
      );
      if (commitsRes.ok) {
        const commitsData = await commitsRes.json();
        if (commitsData?.sha) {
          latestCommitSha = commitsData.sha;
        }
      }
    } else {
      const projectPath = encodeURIComponent(ref.fullPath);
      const apiRes = await fetch(
        `https://gitlab.com/api/v4/projects/${projectPath}`,
        { headers }
      );
      if (apiRes.ok) {
        const apiData = await apiRes.json();
        if (apiData?.default_branch) {
          detectedBranch = apiData.default_branch;
        }
        if (apiData?.last_commit_id) {
          latestCommitSha = apiData.last_commit_id;
        }
      }
    }
  } catch (err) {
    console.warn(`[Explore] Failed to resolve branch metadata for ${ref.fullPath}:`, err);
  }

  return { detectedBranch, latestCommitSha };
}

export function getZipProxyUrl(ref: RepoRef, branch: string): string {
  if (ref.provider === "gitlab") {