main.py

from typing import Any


# `data` is the data you encrypted and passed into `evervault.run` from your server. The Function
# automatically decrypts the data and maintains its structure so you can treat event exactly as
# you did when you passed it into `evervault.run`.
def handler(data: Any, context) -> dict[str, str]:
    # Check if the data sent into the Function included the `name` key
    if "name" in data and isinstance(data["name"], str):
        print(f'A name of length {len(data["name"])} has arrived into the Function.')

        # Process the decrypted name value, and re-encrypt the original name using the encrypt function available in the context parameter.
        return {
            "message": f'Hello from a Function! It seems you have {len(data["name"])} letters in your name',
            "name": f'{context["encrypt"](data["name"])}',
        }
    else:
        print("An empty name has arrived into the Function.")

        return {
            "message": "Hello from a Function! Send an encrypted `name` parameter to show Function decryption in action",
        }