"""Self-management commands for bin."""

import subprocess
from pathlib import Path

import click


def _get_project_root() -> Path:
    """Get mytoolkit project root."""
    # This file is at bin/commands/self_mgmt.py
    return Path(__file__).parent.parent.parent


@click.command(name="update")
def update_cmd():
    """Update mytoolkit from the local repository."""
    root = _get_project_root()

    click.secho("Updating mytoolkit...", fg="cyan")

    # Run make install
    result = subprocess.run(
        ["make", "install"],
        cwd=str(root),
        capture_output=True,
        text=True,
    )

    if result.returncode == 0:
        click.secho("mytoolkit updated successfully.", fg="green")
    else:
        click.secho("Update failed:", fg="red", err=True)
        click.echo(result.stderr, err=True)
        raise click.Exit(1)


@click.command(name="uninstall")
def uninstall_cmd():
    """Uninstall mytoolkit."""
    root = _get_project_root()

    click.secho("Uninstalling mytoolkit...", fg="cyan")

    result = subprocess.run(
        ["make", "uninstall"],
        cwd=str(root),
        capture_output=True,
        text=True,
    )

    if result.returncode == 0:
        click.secho("mytoolkit uninstalled.", fg="green")
    else:
        click.secho("Uninstall failed:", fg="red", err=True)
        click.echo(result.stderr, err=True)
        raise click.Exit(1)


# Backward compatibility: keep self_cmd group for any existing scripts
@click.group(name="self")
def self_cmd():
    """Manage mytoolkit itself (legacy, use 'update'/'uninstall' directly)."""
    pass


# Register commands in the group for backward compatibility
self_cmd.add_command(update_cmd, name="update")
self_cmd.add_command(uninstall_cmd, name="uninstall")