80 lines
2.3 KiB
JavaScript
80 lines
2.3 KiB
JavaScript
const fs = require('fs')
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const pify = require('pify')
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const readFile = pify(fs.readFile)
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const db = require('./db')
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const options = require('./options')
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const logger = require('./logger')
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const settingsLoader = require('./settings-loader')
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function pullToken (token) {
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const sql = `delete from pairing_tokens
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where token=$1
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returning name, created < now() - interval '1 hour' as expired`
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return db.one(sql, [token])
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}
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function configureNewDevice (deviceId, machineName, machineModel) {
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const scope = {crypto: 'global', machine: deviceId}
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const newFields = [
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settingsLoader.configAddField(scope, 'cashOutEnabled', 'onOff', null, false),
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settingsLoader.configAddField(scope, 'machineName', 'string', null, machineName),
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settingsLoader.configAddField(scope, 'machineModel', 'string', null, machineModel)
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]
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return settingsLoader.modifyConfig(newFields)
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}
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function removeDeviceConfig (deviceId) {
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const scope = {crypto: 'global', machine: deviceId}
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const newFields = [
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settingsLoader.configDeleteField(scope, 'cashOutEnabled'),
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settingsLoader.configDeleteField(scope, 'machineName'),
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settingsLoader.configDeleteField(scope, 'machineModel')
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]
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return settingsLoader.modifyConfig(newFields)
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}
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function unpair (deviceId) {
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const sql = 'delete from devices where device_id=$1'
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return db.none(sql, [deviceId])
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.then(() => removeDeviceConfig(deviceId))
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}
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function pair (token, deviceId, machineModel) {
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return pullToken(token)
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.then(r => {
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if (r.expired) return false
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const insertSql = `insert into devices (device_id) values ($1)
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on conflict (device_id)
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do update set paired=TRUE, display=TRUE`
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return configureNewDevice(deviceId, r.name, machineModel)
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.then(() => db.none(insertSql, [deviceId]))
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.then(() => true)
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})
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.catch(err => {
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logger.debug(err)
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return false
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})
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}
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function authorizeCaDownload (caToken) {
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return pullToken(caToken)
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.then(r => {
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if (r.expired) throw new Error('Expired')
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const caPath = options.caPath
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return readFile(caPath, {encoding: 'utf8'})
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})
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}
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function isPaired (deviceId) {
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const sql = 'select device_id from devices where device_id=$1 and paired=TRUE'
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return db.oneOrNone(sql, [deviceId])
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.then(row => row && row.device_id === deviceId)
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}
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module.exports = {pair, unpair, authorizeCaDownload, isPaired}
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