from pydantic import BaseModel
from typing import List, Optional


class TopicNoId(BaseModel):
    name: str
    description: Optional[str]

    class Config:
        orm_mode = True


class Topic(TopicNoId):
    topic_id: int


class ArtistNoId(BaseModel):
    description: str
    topics: Optional[List[int]]

    class Config:
        orm_mode = True


class Artist(ArtistNoId):
    artist_id: int

    class Config:
        orm_mode = True


class Presence(BaseModel):
    name: str
    domain: str
    link: Optional[str]
    artist_id: Optional[int]

    class Config:
        orm_mode = True


class ArtnoID(BaseModel):
    hash: Optional[str]
    path: Optional[str]
    title: Optional[str] = None
    link: Optional[str] = None
    presences: Optional[List[Presence]]

    class Config:
        orm_mode = True


class Art(ArtnoID):
    id: int

    class Config:
        orm_mode = True