lamassu-server/lib/sms.js
2021-11-16 15:42:07 +00:00

135 lines
4.5 KiB
JavaScript

const { BigNumber } = require('bignumber.js')
const ph = require('./plugin-helper')
const argv = require('minimist')(process.argv.slice(2))
const { getTx } = require('./new-admin/services/transactions.js')
const { getCustomerById } = require('./customers')
const configManager = require('./new-config-manager')
const machineLoader = require('./machine-loader')
const { utils: coinUtils } = require('lamassu-coins')
function getPlugin (settings) {
const pluginCode = argv.mockSms ? 'mock-sms' : 'twilio'
const plugin = ph.load(ph.SMS, pluginCode)
const account = settings.accounts[pluginCode]
return { plugin, account }
}
function sendMessage (settings, rec) {
return Promise.resolve()
.then(() => {
const { plugin, account } = getPlugin(settings)
return plugin.sendMessage(account, rec)
})
}
function getLookup (settings, number) {
return Promise.resolve()
.then(() => {
const { plugin, account } = getPlugin(settings)
return plugin.getLookup(account, number)
})
}
const toCryptoUnits = (cryptoAtoms, cryptoCode) => {
const unitScale = coinUtils.getCryptoCurrency(cryptoCode).unitScale
return cryptoAtoms.shift(-unitScale)
}
function buildSms (data, receiptOptions) {
return getTx(data.session, data.txClass)
.then(tx => {
Promise.all([getCustomerById(tx.customer_id), machineLoader.getConfig(), machineLoader.getMachine()])
.then(([customer, config, deviceConfig]) => {
const localeConfig = configManager.getLocale(tx.device_id, config)
const timezone = localeConfig.timezone.split(':')
const dstOffset = timezone[1]
const cashInCommission = BigNumber(1).add(BigNumber(tx.commissionPercentage))
const rate = BigNumber(tx.rawTickerPrice).mul(cashInCommission).round(2)
const date = new Date()
date.setMinutes(date.getMinutes() + parseInt(dstOffset))
const dateString = `${date.toISOString().replace('T', ' ').slice(0, 19)}`
const data = {
operatorInfo: configManager.getOperatorInfo(config),
location: deviceConfig.machineLocation,
customerName: customer.name,
customerPhone: customer.phone,
session: tx.id,
time: dateString,
direction: tx.direction === 'cashIn' ? 'Cash-in' : 'Cash-out',
fiat: `${tx.fiat.toString()} ${tx.fiatCode}`,
crypto: `${toCryptoUnits(tx.cryptoAtoms, tx.cryptoCode)} ${tx.cryptoCode}`,
rate: `1 ${tx.cryptoCode} = ${rate} ${tx.fiatCode}`,
address: tx.toAddress,
txId: tx.txHash
}
return formatSmsReceipt(data, receiptOptions)
})
})
}
function formatSmsReceipt (data, options) {
var message = `RECEIPT\n`
if (data.operatorInfo) {
message = message.concat(`Operator information:\n`)
if (data.operatorInfo.name) {
message = message.concat(`${data.operatorInfo.name}\n`)
}
if (data.operatorInfo.website && options.operatorWebsite) {
message = message.concat(`${data.operatorInfo.website}\n`)
}
if (data.operatorInfo.email && options.operatorEmail) {
message = message.concat(`${data.operatorInfo.email}\n`)
}
if (data.operatorInfo.phone && options.operatorPhone) {
message = message.concat(`${data.operatorInfo.phone}\n`)
}
if (data.operatorInfo.companyNumber && options.companyNumber) {
message = message.concat(`${data.operatorInfo.companyNumber}\n`)
}
}
if (data.location && options.machineLocation) {
message = message.concat(`Location: ${data.location}\n`)
}
if (options.customerNameOrPhoneNumber) {
if (data.customerName) {
message = message.concat(`Customer: ${data.customerName}\n`)
} else {
message = message.concat(`Customer: ${data.customerPhone}\n`)
}
}
message = message.concat(`Session: ${data.session}\n`)
message = message.concat(`Time: ${data.time}\n`)
message = message.concat(`Direction: ${data.direction}\n`)
message = message.concat(`Fiat: ${data.fiat}\n`)
message = message.concat(`Crypto: ${data.crypto}\n`)
if (data.rate && options.exchangeRate) {
message = message.concat(`Rate: ${data.rate}\n`)
}
message = message.concat(`TXID: ${data.txId}\n`)
if (data.address && options.addressQRCode) {
message = message.concat(`Address: ${data.address}\n`)
}
const request = {
sms: {
toNumber: data.customerPhone,
body: message
}
}
return request
}
module.exports = { sendMessage, formatSmsReceipt, getLookup, buildSms }