lambda_function.py

#!/usr/bin/env python3
# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
# SPDX-License-Identifier: MIT-0
import json


def get_named_parameter(event, name):
    return next(item for item in event['parameters'] if item['name'] == name)['value']


def get_named_property(event, name):
    return next(
        item for item in
        event['requestBody']['content']['application/json']['properties']
        if item['name'] == name)['value']


def claim_detail(payload):
    claim_id = payload['parameters'][0]['value']
    if claim_id == 'claim-857':
        return {
            "response": {
                "claimId": claim_id,
                "createdDate": "21-Jul-2023",
                "lastActivityDate": "25-Jul-2023",
                "status": "Open",
                "policyType": "Vehicle"
            }
        }
    elif claim_id == 'claim-006':
        return {
            "response": {
                "claimId": claim_id,
                "createdDate": "20-May-2023",
                "lastActivityDate": "23-Jul-2023",
                "status": "Open",
                "policyType": "Vehicle"
            }
        }
    elif claim_id == 'claim-999':
        return {
            "response": {
                "claimId": claim_id,
                "createdDate": "10-Jan-2023",
                "lastActivityDate": "31-Feb-2023",
                "status": "Completed",
                "policyType": "Disability"
            }
        }
    else:
        return {
            "response": {
                "claimId": claim_id,
                "createdDate": "18-Apr-2023",
                "lastActivityDate": "20-Apr-2023",
                "status": "Open",
                "policyType": "Vehicle"
            }
        }


def open_claims():
    return {
        "response": [
            {
                "claimId": "claim-006",
                "policyHolderId": "A945684",
                "claimStatus": "Open"
            },
            {
                "claimId": "claim-857",
                "policyHolderId": "A645987",
                "claimStatus": "Open"
            },
            {
                "claimId": "claim-334",
                "policyHolderId": "A987654",
                "claimStatus": "Open"
            }
        ]
    }


def outstanding_paperwork(parameters):
    for parameter in parameters:
        if parameter.get("value", None) == "claim-857":
            return {
                "response": {
                    "pendingDocuments": "DriverLicense, VehicleRegistration"
                }
            }
        elif parameter.get("value", None) == "claim-006":
            return {
                "response": {
                    "pendingDocuments": "AccidentImages"
                }
            }
        else:
            return {
                "response": {
                    "pendingDocuments": ""
                }
            }


def send_reminder(payload):
    print(payload)
    return {
        "response": {
            "sendReminderTrackingId": "50e8400-e29b-41d4-a716-446655440000",
            "sendReminderStatus": "InProgress"
        }
    }


def lambda_handler(event, context):
    action = event['actionGroup']
    api_path = event['apiPath']

    if api_path == '/open-items':
        body = open_claims()
    elif api_path == '/open-items/{claimId}/outstanding-paperwork':
        parameters = event['parameters']
        body = outstanding_paperwork(parameters)
    elif api_path == '/open-items/{claimId}/detail':
        body = claim_detail(event)
    elif api_path == '/notify':
        body = send_reminder(event)
    else:
        body = {"{}::{} is not a valid api, try another one.".format(action, api_path)}

    response_body = {
        'application/json': {
            'body': str(body)
        }
    }

    action_response = {
        'actionGroup': event['actionGroup'],
        'apiPath': event['apiPath'],
        'httpMethod': event['httpMethod'],
        'httpStatusCode': 200,
        'responseBody': response_body
    }

    response = {'response': action_response}
    return response