#  Copyright (c) 2015-2018 Cisco Systems, Inc.
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"""PLatforms Module."""

from __future__ import annotations

from typing import TYPE_CHECKING

from molecule import util


if TYPE_CHECKING:
    from molecule.config import Config
    from molecule.types import PlatformData


class Platforms:
    """The Platforms class."""

    def __init__(
        self,
        config: Config,
        parallelize_platforms: bool = False,  # noqa: FBT001, FBT002
        platform_name: str | None = None,
    ) -> None:
        """Initialize a new platform class and returns None.

        Args:
            config: An instance of a Molecule config.
            parallelize_platforms: Parallel mode. Default is False.
            platform_name: One platform to target only, defaults to None.
        """
        if platform_name:
            config.config["platforms"] = util._filter_platforms(  # noqa: SLF001
                config.config,
                platform_name,
            )
        if parallelize_platforms:
            config.config["platforms"] = util._parallelize_platforms(  # noqa: SLF001
                config.config,
                config._run_uuid,  # noqa: SLF001
            )
        self._config = config

    @property
    def instances(self) -> list[PlatformData]:
        """The platforms defined in the config.

        Returns:
            The list of platforms in the config.
        """
        return self._config.config["platforms"]
