import click
import requests

from .cli_main import main, auth_header, base_url
from ...schemas import HostCreateParams
from ...util.validation import validate_fqdn


@main.group("host")
def host():
    pass


@host.command("list")
def host_list():
    click.echo("Listing known hosts...")
    try:
        response = requests.get(f"{base_url()}/host", headers=auth_header())
        response.raise_for_status()

        for h in response.json():
            click.echo(f"  - {h}")
    except requests.exceptions.HTTPError as e:
        raise click.ClickException(f"Failed to list hosts:\n{e}")

@host.command("create")
@click.argument("fqdn")
@click.argument("parent", default=None)
def host_create(fqdn: str, parent: str | None):
    click.echo("Creating host...")
    try:
        params = HostCreateParams(
            parent=parent
        )
        response = requests.post(f"{base_url()}/host/{fqdn}", json=params.model_dump(), headers=auth_header())
        response.raise_for_status()
    except requests.exceptions.HTTPError as e:
        raise click.ClickException(f"Failed to create host:\n{e}")

    click.echo(f"Host '{fqdn}' created!")


@host.command("delete")
@click.argument("fqdn")
def host_delete(fqdn: str):
    if not validate_fqdn(fqdn):
        click.echo("Invalid FQDN")
        return

    if click.confirm(f"Are you sure you want to delete '{fqdn}'?"):
        click.echo("Deleting host...")

        try:
            response = requests.delete(f'{base_url}/host/{fqdn}', headers=auth_header())
            response.raise_for_status()
        except requests.exceptions.HTTPError as e:
            raise click.ClickException(f"Failed to delete host:\n{e}")