from typing import Any, Dict, List, Type, TypeVar, Union

import attr

from ..models.rtc_sdp_type import RtcSdpType
from ..types import UNSET, Unset

FF = TypeVar("FF", bound="RtcSessionDescription")


@attr.s(auto_attribs=True)
class RtcSessionDescription:
    """SessionDescription is used to expose local and remote session descriptions."""  # noqa: E501

    sdp: Union[Unset, str] = UNSET
    type: Union[Unset, RtcSdpType] = UNSET

    additional_properties: Dict[str, Any] = attr.ib(init=False, factory=dict)

    def to_dict(self) -> Dict[str, Any]:
        sdp = self.sdp
        if not isinstance(self.type, Unset):
            type = self.type

        field_dict: Dict[str, Any] = {}
        field_dict.update(self.additional_properties)
        field_dict.update({})
        if sdp is not UNSET:
            field_dict["sdp"] = sdp
        if type is not UNSET:
            field_dict["type"] = type

        return field_dict

    @classmethod
    def from_dict(cls: Type[FF], src_dict: Dict[str, Any]) -> FF:
        d = src_dict.copy()
        sdp = d.pop("sdp", UNSET)

        _type = d.pop("type", UNSET)
        type: Union[Unset, RtcSdpType]
        if isinstance(_type, Unset):
            type = UNSET
        else:
            type = _type  # type: ignore[arg-type]

        rtc_session_description = cls(
            sdp=sdp,
            type=type,
        )

        rtc_session_description.additional_properties = d
        return rtc_session_description

    @property
    def additional_keys(self) -> List[str]:
        return list(self.additional_properties.keys())

    def __getitem__(self, key: str) -> Any:
        return self.additional_properties[key]

    def __setitem__(self, key: str, value: Any) -> None:
        self.additional_properties[key] = value

    def __delitem__(self, key: str) -> None:
        del self.additional_properties[key]

    def __contains__(self, key: str) -> bool:
        return key in self.additional_properties