from enum import Enum

from .model import AppMode
from .types import StringUUID
from .workflow import ConversationVariable, WorkflowNodeExecutionStatus

__all__ = ['ConversationVariable', 'StringUUID', 'AppMode', 'WorkflowNodeExecutionStatus']


class CreatedByRole(Enum):
    """
    Enum class for createdByRole
    """

    ACCOUNT = 'account'
    END_USER = 'end_user'

    @classmethod
    def value_of(cls, value: str) -> 'CreatedByRole':
        """
        Get value of given mode.

        :param value: mode value
        :return: mode
        """
        for role in cls:
            if role.value == value:
                return role
        raise ValueError(f'invalid createdByRole value {value}')