6.4.0 • Published 2 years ago
@goldwasserexchange/aws-lenses v6.4.0
aws-lenses
Ramda lenses for AWS Lambda events
Usage
Example with SNS
import { view } from 'ramda';
import { messageJson } from '@goldwasserexchange/aws-lenses/services/sns'
// Lambda function triggered by SNS
export default async (event) => {
const message = view(messageJson, event);
// ...
}
Example with SQS
import { map, view } from 'ramda';
import { records } from '@goldwasserexchange/aws-lenses/services/common';
import { bodyJson } from '@goldwasserexchange/aws-lenses/services/sqs';
// Lambda function triggered by SQS
export default async (event) => {
const bodies = compose(map(view(bodyJson)), view(records))(event)
// ...
}
Example with S3
import { S3 } from 'aws-sdk';
import { view } from 'ramda';
import { bucketName, objectKey } from '@goldwasserexchange/aws-lenses/services/s3';
const s3 = new S3();
// Lambda function triggered by S3
export default async (event) => {
const data = await s3.getObject({
Bucket: view(bucketName, event),
Key: view(objectKey, event)
}).promise();
// ...
}
Example with SES with S3 action and SNS notification
import { S3 } from 'aws-sdk';
import { view } from 'ramda';
import { messageJson } from '@goldwasserexchange/aws-lenses/services/sns';
import { actionBucketName, actionObjectKey } from '@goldwasserexchange/aws-lenses/services/ses';
const s3 = new S3();
// Lambda function triggered by SNS
export default async (event) => {
const message = view(messageJson, event);
const emailData = await s3.getObject({
Bucket: view(actionBucketName, message),
Key: view(actionObjectKey, message)
}).promise();
// ...
}
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