from dataclasses import dataclass
from enum import IntEnum, Enum


@dataclass(frozen=True)  # frozen=True
class DefaultRole:
    role_name: str
    role_key: str
    role_description: str
    role_level: int


# Default roles, which all tenants will have, cannot be modified.
class DefaultRoleEnum(Enum):
    ADMIN = DefaultRole("Administrator", "admin", "Have all permissions", 0)


@dataclass(frozen=True)  # frozen=True
class DefaultPermission:
    permission_key: str
    permission_name: str
    permission_description: str


# Default permissions, which all tenants will have, cannot be modified.
class DefaultPermissionEnum(Enum):
    CHANGE_ROLES = DefaultPermission("change:roles", "Change roles", "Add/Update/Delete roles")
    CHANGE_PERMISSIONS = DefaultPermission("change:permissions", "Change permissions", "Add/Update/Remove permissions")
    ASSIGN_ROLES = DefaultPermission("assign:roles", "Assign roles", "Assign roles to user")


class AdministrativeRole(IntEnum):
    NONE = 0
    PERSONAL = 1
    BUSINESS = 2
    CONTRIBUTOR = 4
    ADMINISTRATOR = 8
    # now UI cannot siginin if user role is 8


class Capability(IntEnum):
    VISITOR = 1
    COMMUNICATOR = 2
    REQUESTER = 4
    PROVIDER = 8
    DEVELOPER = 16


class Feature(IntEnum):
    ANY = 0xFFFFFFFF
    SENDMESSAGE = 0x1
    INITIATEREQUEST = 0x2
    MAKEPROPOSAL = 0x4
    CREATEPROJECT = 0x8