AWS JS libs without an Amplify backend

pinpoint-amplify.js

import Auth from '@aws-amplify/auth'
import Analytics from '@aws-amplify/analytics'
Auth.configure({
  region: 'us-east-1',
  identityPoolId: 'us-east-1:xxxx...',
})
Analytics.configure({
  AWSPinpoint: {
    appId: 'appIdKey',
    region: 'us-east-1'
  }
})
Analytics.record({ name: 'Hello' })

pinpoint-s3-amplify.js

Auth.configure({
  region: 'us-east-1',
  identityPoolId: 'us-east-1:xxxx...'
})

Analytics.configure({
  AWSPinpoint: {
    appId: 'appIdKey',
    region: 'us-east-1'
  }
})
Analytics.record({ name: 'Hello' })

Storage.configure({
  AWSS3: {
    bucket: 'bucketname',
    region: 'us-east-1'
  }
})
Storage.get('s3keyname', { download: true })
  .then(result => console.log(result))
  .catch(err => console.log(err))

s3-amplify.js

import Auth from '@aws-amplify/auth'
import Storage from '@aws-amplify/storage'

Auth.configure({
  region: 'us-east-1',
  identityPoolId: 'us-east-1:xxxx...'
})

Storage.configure({
  AWSS3: {
    bucket: 'bucketname',
    region: 'us-east-1'
  }
})
Storage.get('s3keyname', { download: true })
  .then(result => console.log(result))
  .catch(err => console.log(err))

s3-aws-sdk.js

import { S3Client, GetObjectCommand } from '@aws-sdk/client-s3'
import { CognitoIdentityClient } from '@aws-sdk/client-cognito-identity'
import { fromCognitoIdentityPool } from '@aws-sdk/credential-provider-cognito-identity'

const credentials = fromCognitoIdentityPool({
  client: new CognitoIdentityClient({
    region: 'us-east-1'
  }),
  identityPoolId: 'us-east-1:xxxx...'
})

const s3Client = new S3Client({
  credentials,
  region: 'us-east-1'
})
s3Client.send(new GetObjectCommand({
  Bucket: 'bucketname',
  Key: 'public/s3keyname'
})).then((data) => console.log(data))
.catch((err) => console.log(err))

s3-aws-sdk.swift

// Podfile
// pod 'AWSCognito'
// pod 'AWSS3'

import AWSCognito
import AWSS3

func getS3Object() -> Any {
  let cognitoIdentityPool = "us-east-1:xxxx..."
  let credentialsProvider:AWSCognitoCredentialsProvider = AWSCognitoCredentialsProvider(
    regionType: .USEast1,
    identityPoolId: cognitoIdentityPool
  )
  let configuration = AWSServiceConfiguration(
    region: .USEast1,
    credentialsProvider: credentialsProvider
  )
  AWSServiceManager.default().defaultServiceConfiguration = configuration
  let request = AWSS3GetObjectRequest()
  request?.bucket = "bucketname"
  request?.key = "public/s3keyname"
  return AWSS3.default().getObject(request!).continueWith {
    (task) -> Any? in
      if let error = task.error {
        print("Error occurred: \(error)")
        return nil
      }
      if let result = task.result {
        print("Result: \(result)")
        return result
      }
      return nil
  }
}