from pydantic import BaseModel
from typing import Optional
from datetime import datetime


class ConfigurationBase(BaseModel):
    config_key: Optional[str] = None
    config_value: Optional[str] = None
    description: Optional[str] = None
    type: Optional[str] = None


class ConfigurationCreate(ConfigurationBase):
    config_key: str
    config_value: str


class ConfigurationUpdate(ConfigurationBase):
    config_value: Optional[str] = None
    description: Optional[str] = None
    type: Optional[str] = None


class ConfigurationOut(ConfigurationBase):
    id: int
    created_at: datetime
    updated_at: datetime

    model_config = {
        "from_attributes": True
    }