from __future__ import print_function # Python 2/3 compatibility
import os, boto3, json

client = boto3.client('comprehend')

def lambda_handler(event, context):
    sentiment=client.detect_sentiment(Text=event['inputTranscript'],LanguageCode='en')['Sentiment']
    sentimentscore=client.detect_sentiment(Text=event['inputTranscript'],LanguageCode='en')['SentimentScore']
    comment=event['inputTranscript']
    customeremail=event['customeremail']
    customername=event['customername']
    if sentiment=='NEGATIVE':
        result = {
                "statusCode": 200,
                "headers": {
                    "Content-Type": "application/json"
                },
                "sessionAttributes": {
                    "sentiment": sentiment,
                    "sentimentscore": sentimentscore
                    }
                }
    else:
        result ={
            "statusCode": 200,
            "headers": {
                "Content-Type": "application/json"
            },
            "sessionAttributes": {
                "sentiment": sentiment,
                "sentimentscore": sentimentscore
            }
        }
    dynamodb = boto3.resource('dynamodb', region_name='us-east-1')
    table = dynamodb.Table('testtable')
    table.put_item(
        Item={
               'email': customeremail,
               'customername': customername,
               'confidencescore': sentiment,
               'comment':comment ,
            }
        )

    return result