import os

import boto3
import sagemaker

# Assign default value if env variable not fond
REGION_NAME = os.getenv("AWS_REGION", "us-east-1")
ROLE_NAME = os.getenv("AWS_ROLE_NAME", "hamza_connector")
os.environ["AWS_DEFAULT_REGION"] = REGION_NAME

auth_arguments = {
    "aws_access_key_id": os.getenv("AWS_ACCESS_KEY_ID", None),
    "aws_secret_access_key": os.getenv("AWS_SECRET_ACCESS_KEY", None),
    "aws_session_token": os.getenv("AWS_SESSION_TOKEN", None),
    "region_name": REGION_NAME,
}


def get_sagemaker_role():
    iam = boto3.client("iam", **auth_arguments)
    role = iam.get_role(RoleName=ROLE_NAME)["Role"]["Arn"]
    return role


def get_sagemaker_session():
    session = sagemaker.Session(boto3.Session(**auth_arguments))
    return session