from datetime import datetime

from pydantic import BaseModel, Field, field_validator


class ParentBlobBase(BaseModel):
    iv: str = Field(min_length=1)
    ciphertext: str = Field(min_length=1)


class ParentCreateRequest(ParentBlobBase):
    pass


class ParentUpdateRequest(ParentBlobBase):
    pass


class ChildCreateRequest(ParentBlobBase):
    parentId: str = Field(min_length=1)

    @field_validator("parentId")
    @classmethod
    def strip_parent_id(cls, value: str) -> str:
        normalized = value.strip()
        if not normalized:
            raise ValueError("parentId cannot be empty")
        return normalized


class ChildUpdateRequest(ParentBlobBase):
    pass


class ParentRecordResponse(ParentBlobBase):
    id: str
    ownerId: str
    createdAt: datetime
    updatedAt: datetime


class ChildRecordResponse(ParentBlobBase):
    id: str
    parentId: str
    ownerId: str
    createdAt: datetime
    updatedAt: datetime