lamassu-server/lib/machine-loader.js
2020-05-27 22:43:00 +01:00

105 lines
3 KiB
JavaScript

const _ = require('lodash/fp')
const axios = require('axios')
const db = require('./db')
const pairing = require('./pairing')
const configManager = require('./new-config-manager')
const settingsLoader = require('./new-settings-loader')
module.exports = {getMachineName, getMachines, getMachineNames, setMachine}
function getMachines () {
return db.any('select * from devices where display=TRUE order by created')
.then(rr => rr.map(r => ({
deviceId: r.device_id,
cashbox: r.cashbox,
cassette1: r.cassette1,
cassette2: r.cassette2,
pairedAt: new Date(r.created).valueOf(),
lastPing: new Date(r.last_online).valueOf(),
name: r.name,
// TODO: we shall start using this JSON field at some point
// location: r.location,
paired: r.paired
})))
}
function getConfig (defaultConfig) {
if (defaultConfig) return Promise.resolve(defaultConfig)
return settingsLoader.loadLatest().config
}
function getMachineNames (config) {
return Promise.all([getMachines(), getConfig(config)])
.then(([machines, config]) => {
const addName = r => {
const cashOutConfig = configManager.getCashOut(r.deviceId, config)
const cashOut = cashOutConfig.active
// TODO new-admin: these two fields were not ever working
const machineModel = ''
const machineLocation = ''
// TODO: obtain next fields from somewhere
const printer = null
const pingTime = null
const statuses = [{label: 'Unknown detailed status', type: 'warning'}]
const softwareVersion = ''
return _.assign(r, {cashOut, machineModel, machineLocation, printer, pingTime, statuses, softwareVersion})
}
return _.map(addName, machines)
})
}
/**
* Given the machine id, get the machine name
*
* @name getMachineName
* @function
* @async
*
* @param {string} machineId machine id
* @returns {string} machine name
*/
function getMachineName (machineId) {
const sql = 'select * from devices where device_id=$1'
return db.oneOrNone(sql, [machineId])
.then(it => it.name)
}
function resetCashOutBills (rec) {
const sql = 'update devices set cassette1=$1, cassette2=$2 where device_id=$3'
return db.none(sql, [rec.cassettes[0], rec.cassettes[1], rec.deviceId])
}
function emptyCashInBills (rec) {
const sql = 'update devices set cashbox=0 where device_id=$1'
return db.none(sql, [rec.deviceId])
}
function unpair (rec) {
return pairing.unpair(rec.deviceId)
}
function reboot (rec) {
return axios.post(`http://localhost:3030/reboot?device_id=${rec.deviceId}`)
}
function restartServices (rec) {
return axios.post(`http://localhost:3030/restartServices?device_id=${rec.deviceId}`)
}
function setMachine (rec) {
switch (rec.action) {
case 'emptyCashInBills': return emptyCashInBills(rec)
case 'resetCashOutBills': return resetCashOutBills(rec)
case 'unpair': return unpair(rec)
case 'reboot': return reboot(rec)
case 'restartServices': return restartServices(rec)
default: throw new Error('No such action: ' + rec.action)
}
}