import json
import boto3
import time

def lambda_handler(event, context):
    print(event)
    ip = f"IP {event['headers']['X-Forwarded-For']}"
    print(ip)
    mode = None
    array = None
    array_sum = None
    if event['httpMethod'] == 'GET':
        mode = 'GET'
        if event['multiValueQueryStringParameters'] and event['multiValueQueryStringParameters']['args']:
            print(event['multiValueQueryStringParameters']['args'])
            print(type(event['multiValueQueryStringParameters']['args']))
            if '[' not in event['multiValueQueryStringParameters']['args'][0]:
                print('list')
                array = [int(i) for i in event['multiValueQueryStringParameters']['args']]
                array_sum = sum(array)
            else:
                data = event['multiValueQueryStringParameters']['args'][0].replace('[', '').replace(']', '').replace(',', '')
                print(data)
                array = [int(i) for i in data.split()]
                array_sum = sum(array)
    elif event['httpMethod'] == 'POST':
        mode = 'POST'
        data = event['body'].replace('args=', '').split('&')
        array = [int(i) for i in data]
        array_sum = sum(array)
    if array_sum:
        result = {
            'IP': ip,
            'Method': mode,
            'array': array,
            'array_sum': array_sum,
        }
        client = boto3.client('dynamodb')
        try:
            response = client.put_item(
                Item={
                    'array': {
                        'S': str(array),
                    },
                    'result': {
                        'S': str(array_sum),
                    },
                    'datetime': {
                        'S': time.strftime("%Y-%m-%d %H:%M:%S", time.localtime()),
                    }
                },
                TableName='add',
            )
        except:
            print('not successful')
        else:
            print(response)
    else:
        result= {
            "IP": ip,
            "Method": mode,
            "message": "Hello, Box"
        }
    print(result)
    # TODO implement
    return {
        'statusCode': 200,
        'body': json.dumps(result)
    }