Created
April 22, 2020 19:54
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const serverless = require('serverless-http'); | |
const bodyParser = require('body-parser'); | |
const express = require('express'); | |
const app = express(); | |
const AWS = require('aws-sdk'); | |
const IDENTIFY_TABLE = process.env.IDENTIFY_TABLE; | |
const TRACK_TABLE = process.env.TRACK_TABLE; | |
const dynamoDb = new AWS.DynamoDB.DocumentClient( { | |
// ensures empty values (userId = null) are converted | |
// more @ https://stackoverflow.com/questions/37479586/nodejs-with-dynamodb-throws-error-attributevalue-may-not-contain-an-empty-strin | |
convertEmptyValues: true | |
}); | |
app.use(bodyParser.json({ strict: false })); | |
// Create User endpoint | |
app.post('/events', function (req, res) { | |
const request_body = req.body; | |
const type = request_body.type; | |
if (type === 'page' || type === 'identify') { | |
const { messageId } = req.body; | |
const params = { | |
TableName: ( type === 'identify' ? IDENTIFY_TABLE : TRACK_TABLE), | |
Item: { | |
messageId: messageId, | |
...request_body, | |
}, | |
}; | |
dynamoDb.put(params, (error) => { | |
if (error) { | |
console.log(error); | |
res.status(400).json({ error: 'Could not store event' }); | |
} | |
res.json({ messageId, request_body }); | |
}); | |
} else { | |
res.status(200).send(`Not a page / identify event. Skipping`); | |
} | |
}); | |
module.exports.handler = serverless(app); |
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