#!/usr/bin/env node

require('../lib/environment-helper')

const _ = require('lodash')
const db = require('../lib/db')

if (process.argv.length !== 4) {
  console.log('Usage: lamassu-update-cassettes <device_id> <number_of_cassettes>')
  process.exit(1)
}

if (!_.isFinite(parseInt(process.argv[3]))) {
  console.log('Error: <number_of_cassettes> is not a valid number (%s)', err)
  process.exit(3)
}

if (parseInt(process.argv[3]) > 4 || parseInt(process.argv[3]) < 2) {
  console.log('Error: <number_of_cassettes> is out of range. Should be a number between 2 and 4')
  process.exit(3)
}

const deviceId = process.argv[2]
const numberOfCassettes = parseInt(process.argv[3])

const query = `UPDATE devices SET number_of_cassettes = $1 WHERE device_id = $2`

db.none(query, [numberOfCassettes, deviceId])
  .then(() => {
    console.log('Success! Device %s updated to %s cassettes', deviceId, numberOfCassettes)
    process.exit(0)
  })
  .catch(err => {
    console.log('Error: %s', err)
    process.exit(3)
  })