import AWS from 'aws-sdk'

import { URLs } from './types'

AWS.config.update({ region: 'ap-southeast-2' })

const sns = new AWS.SNS()

export const getServiceUrls = (
  service: string,
  environment?: string,
): URLs => {
  const url = `service.${service}.${environment ? `${environment}.` : ''}mybest.health`
  return {
    httpUrl: `https://${url}`,
    awsUrl: url,
    service,
    friendlyUrl: `${service} ${environment || 'prod'}`,
  }
}

export const sendSnsMessage = async (friendUrls: string[]) => {
  try {
    await sns.publish({
      TopicArn: process.env.SNS_TOPIC_ARN,
      Subject: 'my best health Oncall Notifier',
      Message: `The following services are down:\n\n${friendUrls.join('\n')}`,
    }).promise()
    return true
  } catch (err) {
    // eslint-disable-next-line no-console
    console.log(err.message)
    return false
  }
}