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

69 lines
1.5 KiB
JavaScript

const _ = require('lodash/fp')
const low = require('lowdb')
const FileAsync = require('lowdb/adapters/FileAsync')
const adapter = new FileAsync('db.json')
let db = null
low(adapter).then(it => {
db = it
})
function saveAccounts (accountsToSave) {
const currentState = db.getState() || {}
const accounts = currentState.accounts || {}
const newAccounts = _.assign(accounts)(accountsToSave)
const newState = _.set('accounts', newAccounts, currentState)
db.setState(newState)
return db.write()
.then(() => newState.accounts)
}
function getAccounts () {
const state = db.getState()
return state ? state.accounts : null
}
function saveConfig (config) {
const currentState = db.getState() || {}
const currentConfig = currentState.config || {}
const newConfig = _.assign(currentConfig, config)
const newState = _.set('config', newConfig, currentState)
db.setState(newState)
return db.write()
.then(() => newState.config)
}
function getConfig () {
const state = db.getState()
return (state && state.config) || {}
}
function loadLatest () {
return new Promise((resolve) => {
if (!db) {
setTimeout(() => {
return resolve(db.getState())
}, 1000)
} else {
return resolve(db.getState())
}
})
}
function load (versionId) {
return new Promise((resolve) => {
if (!db) {
setTimeout(() => {
return resolve(db.getState())
}, 1000)
} else {
return resolve(db.getState())
}
})
}
module.exports = { getConfig, saveConfig, saveAccounts, getAccounts, loadLatest, load }