from datetime import datetime
from pydantic import BaseModel


class PostCreateRequest(BaseModel):
    date: datetime
    topic: str
    generation_ids: list[str] = []
    project_id: str | None = None


class PostUpdateRequest(BaseModel):
    date: datetime | None = None
    topic: str | None = None


class AddGenerationsRequest(BaseModel):
    generation_ids: list[str]