"""Implementation of DoubleBracketTestCommand."""

from __future__ import annotations

from typing import TYPE_CHECKING, Union

import ops

from .._base import Command

if TYPE_CHECKING:
    import shimmer


ClientType = Union[ops.pebble.Client, "shimmer.PebbleCliClient"]


class DoubleBracketTestCommand(Command):
    """The [[ (double bracket test) command."""

    name = "[["
    help = "Evaluate conditional expressions with extended syntax (stub)"
    category = "Advanced Utilities"

    def execute(self, client: ops.pebble.Client, args: list[str]) -> int:
        """Execute double bracket test command."""
        # TODO: Implement this!
        self.console.print(
            "[yellow][[ command: stub implementation - not yet fully implemented[/yellow]"
        )
        return 0
