"""CowAgent CLI entry point."""

import click
from cli import __version__
from cli.commands.skill import skill
from cli.commands.process import start, stop, restart, update, status, logs
from cli.commands.context import context
from cli.commands.install import install_browser
from cli.commands.knowledge import knowledge


HELP_TEXT = """Usage: cow COMMAND [ARGS]...

  CowAgent CLI - Manage your CowAgent instance.

Commands:
  help     Show this message.
  version  Show the version.
  start    Start CowAgent.
  stop     Stop CowAgent.
  restart  Restart CowAgent.
  update   Update CowAgent and restart.
  status   Show CowAgent running status.
  logs     View CowAgent logs.
  skill    Manage CowAgent skills.
  knowledge  Manage knowledge base.
  install-browser  Install browser tool (Playwright + Chromium).

Tip: You can also send /help, /skill list, etc. in agent chat."""


class CowCLI(click.Group):

    def format_help(self, ctx, formatter):
        formatter.write(HELP_TEXT.strip())
        formatter.write("\n")

    def parse_args(self, ctx, args):
        if args and args[0] == 'help':
            click.echo(HELP_TEXT.strip())
            ctx.exit(0)
        return super().parse_args(ctx, args)


@click.group(cls=CowCLI, invoke_without_command=True, context_settings=dict(help_option_names=[]))
@click.pass_context
def main(ctx):
    """CowAgent CLI - Manage your CowAgent instance."""
    if ctx.invoked_subcommand is None:
        click.echo(HELP_TEXT.strip())


@main.command()
def version():
    """Show the version."""
    click.echo(f"cow {__version__}")


@main.command(name='help')
@click.pass_context
def help_cmd(ctx):
    """Show this message."""
    click.echo(HELP_TEXT.strip())


main.add_command(skill)
main.add_command(start)
main.add_command(stop)
main.add_command(restart)
main.add_command(update)
main.add_command(status)
main.add_command(logs)
main.add_command(context)
main.add_command(knowledge)
main.add_command(install_browser)


if __name__ == '__main__':
    main()
