/* eslint-disable consistent-return */
import { writeFile } from 'fs'
import colors from 'colors'

import { Response } from './types'
import { GetAWSSecret } from '../GetAWSSecret'
import { getConfigFile } from '../../helpers'
import { WappiConfigFile } from '../../types'

let shownWarning = false
export async function ServerUtils_SetAuthKeys(path: string): Promise<Response> {
  const { serverProvider }: WappiConfigFile = await getConfigFile()

  try {
    const AwsSecretName = process.env.AWS_AUTH_KEY_SECRET_NAME || 'authKeys'
    const regionName = process.env.AWS_AUTH_KEY_SECRET_REGION || 'ap-southeast-2'
    let secret = {
      current: process.env.AUTH_KEY_CURRENT,
      previous: process.env.AUTH_KEY_PREVIOUS,
    }
    if (serverProvider && serverProvider === 'AWS') {
      try {
        secret = await GetAWSSecret(AwsSecretName, regionName)
      } catch (error) {
        if (!shownWarning) {
          console.info(colors.black('\n... -.- .. .--.'), colors.grey.italic(`
Unavailable AWS secret: ${AwsSecretName} 
Check your computers AWS credentials or add the secret to your account.
Using variables from .env: AUTH_KEY_CURRENT & AUTH_KEY_PREVIOUS
These variables will not be rotated and is a fallback.
It is recommended that you create an AWS secret that rotates at the same rate as your authRotation setting`))
        }
        shownWarning = true
      }
    }

    const data = `${secret.current}\n${secret.previous}\n`

    // Write data in 'Output.txt' .
    writeFile(path, data, (err) => {
      // In case of a error throw err.
      if (err) throw err
    })

    return { success: true }
  } catch (err) {
    console.error(err)
    return {
      error: 'Fatal error in ServerUtils_SetAuthKeys. Investigate.',
      success: false,
    }
  }
}