Files
classquiz-ai/classquiz/storage/__init__.py
T
2022-04-03 15:59:34 +02:00

47 lines
2.0 KiB
Python

from .deta_storage import DetaStorage
from .local_storage import LocalStorage
from io import BytesIO
from typing import Optional
class Storage:
def __init__(self, backend: str, deta_key: Optional[str], deta_id: Optional[str], storage_path: Optional[str]):
self.backend = backend
self.deta_key: str | None = deta_key
self.deta_id: str | None = deta_id
self.deta_base_url = f"https://drive.deta.sh/v1/{deta_id}/classquiz1"
if backend == "deta":
if deta_key is None or deta_id is None:
raise ValueError("deta_key and deta_id must be provided")
else:
self.deta_instance = DetaStorage(deta_base_url=self.deta_base_url, deta_key=self.deta_key,
deta_id=self.deta_id)
elif backend == "local":
if storage_path is None:
raise ValueError("storage_path must be provided")
else:
self.local_instance = LocalStorage(base_path=storage_path)
else:
raise NotImplementedError(f"Backend {backend} not implemented")
async def download(self, file_name: str) -> BytesIO | None:
if self.backend == "deta":
return await self.deta_instance.download(
file_name)
elif self.backend == "local":
return await self.local_instance.get_file(file_name)
async def upload(self, file_name: str, file_data: bytes) -> None:
if self.backend == "deta":
return await self.deta_instance.upload(file=file_data, file_name=file_name)
elif self.backend == "local":
return await self.local_instance.write_file(file_name=file_name, data=file_data)
async def delete(self, file_names: [str]) -> None:
if self.backend == "deta":
return await self.deta_instance.delete(file_names=file_names)
elif self.backend == "local":
return await self.local_instance.delete_file(file_names=file_names)