resolve_spec_url

#!/usr/bin/env python3
# Usage:
#   ./resolve_latest_spec
#       Prints the URL of the latest Linode OpenAPI spec on GitHub
import os
import sys

import requests

LINODE_DOCS_REPO = "linode/linode-api-docs"


def get_latest_tag():
    headers = {}

    token = os.getenv("GITHUB_TOKEN")
    if token is not None:
        headers["Authorization"] = f"Bearer {token}"

    data = requests.get(
        f"https://api.github.com/repos/{LINODE_DOCS_REPO}/releases/latest",
        headers=headers,
    )

    if data.status_code != 200:
        raise RuntimeError("Got error from GitHub API: {}".format(data.json()))

    return data.json()["tag_name"]


if __name__ == "__main__":
    if len(sys.argv) != 2:
        print(f"Invalid number of arguments: {len(sys.argv)}", file=sys.stderr)
        exit(1)

    desired_version = sys.argv[1]

    if desired_version.lower() == "latest":
        desired_version = get_latest_tag()

    print(
        f"https://raw.githubusercontent.com/{LINODE_DOCS_REPO}/{desired_version}/openapi.yaml"
    )