# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
# SPDX-License-Identifier: MIT-0
#
# Permission is hereby granted, free of charge, to any person obtaining a copy of this
# software and associated documentation files (the "Software"), to deal in the Software
# without restriction, including without limitation the rights to use, copy, modify,
# merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
# PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.


import base64
import time
import math


def dict_from_payload(base64_input: str):
    decoded = base64.b64decode(base64_input)

    temperature = round(20 + (math.cos(time.time()/10)*10), 2)
    humidity = round(50 + (math.sin(time.time()/10)*10), 2)

    result = {
        "temperature": temperature,
        "humidity": humidity,
        "input_length": len(decoded)
    }

    return result

    # battery_value = (decoded[0] << 8 | decoded[1]) & 0x3FFF
    # temperature = (decoded[2] << 24 >> 16 | decoded[3])/100