Created
October 17, 2017 16:17
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SNS util methods for easier publishing with promises
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| const AWS = require('aws-sdk'); | |
| const sns = new AWS.SNS(); | |
| function snsEventToJson(sns) { | |
| return JSON.parse(sns.Records[0].Sns.Message); | |
| } | |
| function jsonToSnsParams(jsonObject) { | |
| return { | |
| Message: JSON.stringify(jsonObject) | |
| }; | |
| } | |
| function publish(params) { | |
| // sns topic from env | |
| params.TargetArn = process.env.SNS_TOPIC; | |
| return new Promise((resolve, reject) => { | |
| sns.publish(params, (err, data) => { | |
| if (err) { | |
| return reject(err); | |
| } else { | |
| return resolve(data); | |
| } | |
| }); | |
| }); | |
| } | |
| // usage: | |
| function publishThisThing(param, paramtwo) { | |
| return publish(jsonToSnsParams({ | |
| 'keyOne':'blah', | |
| 'paramOne': param, | |
| 'paramTwo': paramtwo | |
| })); | |
| } |
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