import isoGit from "../../vendored/isomorphic-git/index.js";
import { makeHttpClient } from "../git-http/client.js";
export async function getBranches(ctx) {
    if (!ctx.gitUrl) {
        throw new Error("Could not find repo url, only github supported for getBranches at the moment");
    }
    let serverRefs;
    try {
        serverRefs = await isoGit.listServerRefs({
            url: ctx.gitUrl,
            corsProxy: ctx.gitProxyUrl,
            prefix: "refs/heads",
            http: makeHttpClient({ debug: ctx.debug, noCache: true, description: "getBranches" }),
        });
    }
    catch (_error) {
        return undefined;
    }
    return (serverRefs
        .filter((ref) => !ref.ref.startsWith("refs/heads/gh-readonly-queue/"))
        .map((ref) => ref.ref.replace("refs/heads/", "")) || undefined);
}
