import uuid
from minio import Minio
from app.core.config import settings

class StorageService:
    client = Minio(
        settings.MINIO_ENDPOINT,
        access_key=settings.MINIO_ROOT_USER,
        secret_key=settings.MINIO_ROOT_PASSWORD,
        secure=settings.MINIO_SECURE
    )
    BUCKET_NAME = "vehicle-documents"

    @classmethod
    async def upload_document(cls, file_bytes: bytes, file_name: str, folder: str) -> str:
        if not cls.client.bucket_exists(cls.BUCKET_NAME):
            cls.client.make_bucket(cls.BUCKET_NAME)
        
        # Egyedi fájlnév generálása az ütközések elkerülésére
        unique_name = f"{folder}/{uuid.uuid4()}_{file_name}"
        
        from io import BytesIO
        cls.client.put_object(
            cls.BUCKET_NAME,
            unique_name,
            BytesIO(file_bytes),
            len(file_bytes)
        )
        return f"{cls.BUCKET_NAME}/{unique_name}"