from fastapi import UploadFile, HTTPException
import boto3
from botocore.exceptions import NoCredentialsError
from config.settings import settings

s3_client = boto3.client(
    's3',
    aws_access_key_id=settings.aws_access_key_id,
    aws_secret_access_key=settings.aws_secret_access_key
)

class UploadService:
    @staticmethod
    async def upload_file(file: UploadFile):
        try:
            s3_client.upload_fileobj(file.file, settings.aws_bucket_name, file.filename)
            file_url = f"https://{settings.aws_bucket_name}.s3.amazonaws.com/{file.filename}"
            return {"file_url": file_url}
        except NoCredentialsError:
            raise HTTPException(status_code=500, detail="AWS credentials not available")
        except Exception as e:
            raise HTTPException(status_code=500, detail=f"Could not upload file: {str(e)}")