import { Config, CognitoIdentityCredentials, DynamoDB } from 'aws-sdk';
import { CognitoUserPool, CognitoUserAttribute,
  CognitoUser, AuthenticationDetails } from 'amazon-cognito-identity-js';
import awsConfig from '../config';

Config.region = awsConfig.region;
const userPool = new CognitoUserPool({
  UserPoolId: awsConfig.UserPoolId,
  ClientId: awsConfig.UserPoolClientId,
});

export function signinAndGetdata(username, password) {
  const authenticationData = {
    Username: username,
    Password: password,
  };
  const authenticationDetails = new AuthenticationDetails(authenticationData);
  const userData = {
    Username: username,
    Pool: userPool,
  };
  const cognitoUser = new CognitoUser(userData);
  return new Promise((resolve, reject) => {
    cognitoUser.authenticateUser(authenticationDetails, {
      onSuccess: function (result) {
        AWS.config.credentials = new CognitoIdentityCredentials({
          IdentityPoolId: awsConfig.IdentityPoolId, // your identity pool id here
          Logins: {
            [`cognito-idp.${awsConfig.region}.amazonaws.com/${awsConfig.UserPoolId}`]: result.getIdToken().getJwtToken(),
          },
        });
        AWS.config.region = awsConfig.region;
        console.log(cognitoUser);
        // Instantiate aws sdk service objects now that the credentials have been updated.
        // example: var s3 = new AWS.S3();
        AWS.config.credentials.refresh((error) => {
        AWS.config.credentials.get(function (err) {
            if (err) {
                console.log(err)
               reject(err);
            } else {
                console.log(AWS.config.credentials.identityId);
                const docClient = new AWS.DynamoDB.DocumentClient();
                const params = {
                  TableName: 'WavycloudDevelopment-dev-frontend-yr-CallLoggerDynamoDbTable-1DWRDT1NYFLGJ',
                  IndexName: 'user_id_AND_timestamp',
                  KeyConditionExpression: 'user_id = :user_id and #TIMESTAMP > :date',
                  ExpressionAttributeValues: {
                    ':user_id': AWS.config.credentials.identityId,
                    ':date': '2016-11-19T23:17:10.481Z'
                  },
                  ExpressionAttributeNames: {
                    '#TIMESTAMP': 'timestamp',
                  }
                };

                docClient.query(params, function(err, data) {
                    if (err) {
                        console.log(err);
                    } else {
                        console.log(data);
                        resolve(data);
                    }
                });
            }
        });
        });


      },

      onFailure: function(err) {
        reject(err);
      },

    });
  });
}