import boto3
import os
import argparse
from dotenv import load_dotenv

def upload_index_file_to_s3(local_file_path, s3_bucket, s3_key):
    s3 = boto3.client('s3')
    if not os.path.exists(local_file_path):
        raise FileNotFoundError(f"File not found: {local_file_path}")
    s3.upload_file(local_file_path, s3_bucket, s3_key)

if __name__ == "__main__":
    parser = argparse.ArgumentParser(
        description="Upload index file to S3."
    )
    parser.add_argument(
        "--local_file_path", type=str, required=True,
        help="Path to the local file to upload."
    )
    parser.add_argument(
        "--s3_bucket", type=str, required=True, help="S3 bucket name."
    )
    parser.add_argument(
        "--s3_key", type=str, required=True, help="S3 key."
    )
    args = parser.parse_args()
    load_dotenv() 
    upload_index_file_to_s3(args.local_file_path, args.s3_bucket, args.s3_key)