from datetime import datetime
from enum import Enum
from typing import Optional

from dataclasses import dataclass, field

from .event import Event

# Logged-in accounts

@dataclass
class AccountUpdated(Event):
    user_id: str = field()


@dataclass
class AccountDeleted(Event):
    user_id: str = field()


# Accounts and room members details

@dataclass
class UserUpdated(Event):
    user_id:      str           = field()
    display_name: Optional[str] = None
    avatar_url:   Optional[str] = None


# Devices

class Trust(Enum):
    blacklisted = -1
    undecided = 0
    trusted = 1


@dataclass
class DeviceUpdated(Event):
    user_id:        str                = field()
    device_id:      str                = field()
    ed25519_key:    str                = field()
    trust:          Trust              = Trust.undecided
    display_name:   Optional[str]      = None
    last_seen_ip:   Optional[str]      = None
    last_seen_date: Optional[datetime] = None


@dataclass
class DeviceDeleted(Event):
    user_id:   str = field()
    device_id: str = field()