import click
from piket_client.model import ServerStatus, NetworkError


@click.group()
def cli():
    """Poke coco from the command line."""
    pass


@cli.command()
def status():
    """Show the current status of the server."""

    status = ServerStatus.is_server_running()

    if isinstance(status, NetworkError):
        print_error(f"Failed to get data from server, error {status.value}")
        return

    print_ok("Server is available.")

    open_consumptions = ServerStatus.unsettled_consumptions()

    if isinstance(open_consumptions, NetworkError):
        print_error(f"Failed to get unsettled consumptions, error {open_consumptions.value}")
        return

    click.echo(f"There are {open_consumptions.amount} unsettled consumptions.")

    if open_consumptions.amount > 0:
        click.echo(f"First at: {open_consumptions.first_timestamp.strftime('%c')}")
        click.echo(f"Most recent at: {open_consumptions.last_timestamp.strftime('%c')}")


@cli.group()
def people():
    pass


@cli.group()
def settlements():
    pass


def print_ok(msg: str) -> None:
    click.echo(click.style(msg, fg="green"))


def print_error(msg: str) -> None:
    click.echo(click.style(msg, fg="red", bold=True), err=True)


if __name__ == "__main__":
    cli()