import uuid

import pydantic


class ExternalChannelOutput(pydantic.BaseModel):
    id: uuid.UUID
    telegram_id: int
    title: str
    username: str | None
    description: str | None
    subscribers_count: int | None


class GetExternalChannelsInput(pydantic.BaseModel):
    target_channel_id: uuid.UUID
    user_id: uuid.UUID


class GetExternalChannelsOutput(pydantic.BaseModel):
    external_channels: list[ExternalChannelOutput]


class CreateExternalChannelInput(pydantic.BaseModel):
    telegram_id: int
    title: str
    username: str | None = None
    description: str | None = None
    subscribers_count: int | None = None
    target_channel_ids: list[uuid.UUID]


class DeleteExternalChannelInput(pydantic.BaseModel):
    channel_id: uuid.UUID
    user_id: uuid.UUID


class UpdateExternalChannelInput(pydantic.BaseModel):
    title: str | None = None
    username: str | None = None
    description: str | None = None
    subscribers_count: int | None = None


class UpdateExternalChannelLinksInput(pydantic.BaseModel):
    add_target_channel_ids: list[uuid.UUID] = []
    remove_target_channel_ids: list[uuid.UUID] = []