import click
import subprocess as sp
import os
import shutil

from app.helper import clone_common, clone_etcd_wrapper, install_available


@click.group()
def host():
    pass


@host.command("setup")
@click.option("--path", required=True)
@click.option("--ssh_username", required=True)
@click.option("--ssh_key_path", required=True, help="For Example, ~/.ssh/id_rsa")
@click.option("--ssh_key_pass", required=True)
@click.option("--etcd_url", required=True)
@click.option("--without_ceph", default=False, type=bool)
def setup(path, ssh_username, ssh_key_path, ssh_key_pass, etcd_url, without_ceph):
    os.chdir(path)

    repo_name = "ucloud-vm"
    
    # Clone main repo
    sp.check_output(['git', 'clone',
                    f'https://code.ungleich.ch/ungleich-public/{repo_name}.git'])

    # Create .env file
    with open(os.path.join(repo_name, ".env"), "w") as f:
        content = (
            f"ssh_username={ssh_username}\n"
            f"ssh_pkey={ssh_key_path}\n"
            f"ssh_private_key_password={ssh_key_pass}\n"
            f"ETCD_URL={etcd_url}\n"
            f"WITHOUT_CEPH={without_ceph}\n"
        )
        f.writelines(content)

    # Clone Common and Etcd Wrapper
    clone_common(path=repo_name)
    clone_etcd_wrapper(path=repo_name)

    # Copy Etcd Wrapper inside ucloud_common as ucloud_common
    # also needs etcd wrapper
    shutil.copytree(
        src=os.path.join(repo_name, "etcd3_wrapper"),
        dst=os.path.join(repo_name, "ucloud_common", "etcd3_wrapper"),
    )

    install_available(os.path.join(repo_name, "Pipfile"))
    
    # Create virtualenv with site-packages enabled and install all dependencies
    sp.check_output(['pipenv','--site-packages', '--python', '3'], cwd=repo_name)
    sp.check_output(['pipenv', 'install'], cwd=repo_name)