from pydantic import AnyHttpUrl
from typing import List
from pathlib import Path
from git import Repo
import logging
import shutil
import os
import yaml
from runner_script import RunnerScript

def clone_repository(repo_url: AnyHttpUrl) -> Path:
    # extract repo name
    repo_name = repo_url.split('/')[-1].replace('.git', '')
    repo_dir = os.getenv('REPO_DIR', default=None)
    assert repo_dir is not None
    dst_dir = Path(repo_dir) / repo_name
    # prepare repo download dir
    if dst_dir.exists():
        shutil.rmtree(dst_dir)
    dst_dir.mkdir()
    # git clone repo
    Repo.clone_from(url=repo_url, to_path=dst_dir)
    logging.debug('finished')
    return dst_dir

def load_runner_script(path: Path) -> RunnerScript:
    assert path.exists()
    with open(path, 'r') as fh:
        script = yaml.safe_load(fh)
    runner_script = RunnerScript.parse_obj(script)
    logging.debug('finished')
    return runner_script