from pydantic import BaseModel, EmailStr from typing import Optional from datetime import datetime class ContactMessageCreate(BaseModel): full_name: str email: EmailStr phone: Optional[str] = None subject: str message: str class ContactMessageUpdate(BaseModel): is_read: Optional[bool] = None status: Optional[str] = None # new, read, replied admin_notes: Optional[str] = None class ContactMessageResponse(BaseModel): id: int full_name: str email: str phone: Optional[str] subject: str message: str created_at: datetime is_read: bool status: str admin_notes: Optional[str] class Config: from_attributes = True