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

class EvidenceBase(BaseModel):
    file_path: str
    media_type: Optional[str] = None
    description: Optional[str] = None
    captured_at: Optional[datetime] = None
    transcription: Optional[str] = None
    transcription_status: str = "none"

class Evidence(EvidenceBase):
    id: int
    activity_id: Optional[int] = None
    non_conformity_id: Optional[int] = None
    class Config:
        from_attributes = True
        
class EvidenceUpdate(BaseModel):
    description: Optional[str] = None