v12.0.0 - initial commit

packages/server/lib/notifier/email.js

@@ -0,0 +1,107 @@
+const _ = require('lodash/fp')
+const utils = require('./utils')
+
+const email = require('../email')
+
+const {
+  PING,
+  STALE,
+  LOW_CRYPTO_BALANCE,
+  HIGH_CRYPTO_BALANCE,
+  CASH_BOX_FULL,
+  LOW_CASH_OUT,
+  LOW_RECYCLER_STACKER,
+  SECURITY,
+} = require('./codes')
+
+function alertSubject(alertRec, config) {
+  let alerts = []
+
+  if (config.balance) {
+    alerts = _.concat(alerts, alertRec.general)
+  }
+
+  _.forEach(device => {
+    alerts = _.concat(alerts, utils.deviceAlerts(config, alertRec, device))
+  }, _.keys(alertRec.devices))
+
+  if (alerts.length === 0) return null
+
+  const alertTypes = _.flow(
+    _.map('code'),
+    _.uniq,
+    _.map(utils.codeDisplay),
+    _.sortBy(o => o),
+  )(alerts)
+  return '[Lamassu] Errors reported: ' + alertTypes.join(', ')
+}
+
+function printEmailAlerts(alertRec, config) {
+  let body = 'Errors were reported by your Lamassu Machines.\n'
+
+  if (config.balance && alertRec.general.length !== 0) {
+    body += '\nGeneral errors:\n'
+    body += emailAlerts(alertRec.general) + '\n'
+  }
+
+  _.forEach(device => {
+    const deviceName = alertRec.deviceNames[device]
+    body += '\nErrors for ' + deviceName + ':\n'
+
+    const alerts = utils.deviceAlerts(config, alertRec, device)
+
+    body += emailAlerts(alerts)
+  }, _.keys(alertRec.devices))
+  return body
+}
+
+function emailAlerts(alerts) {
+  return _.join('\n', _.map(emailAlert, alerts)) + '\n'
+}
+
+function emailAlert(alert) {
+  switch (alert.code) {
+    case PING:
+      if (alert.age) {
+        const pingAge = utils.formatAge(alert.age, {
+          compact: true,
+          verbose: true,
+        })
+        return `Machine down for ${pingAge}`
+      }
+      return 'Machine down for a while.'
+    case STALE: {
+      const stuckAge = utils.formatAge(alert.age, {
+        compact: true,
+        verbose: true,
+      })
+      return `Machine is stuck on ${alert.state} screen for ${stuckAge}`
+    }
+    case LOW_CRYPTO_BALANCE: {
+      const balance = utils.formatCurrency(
+        alert.fiatBalance.balance,
+        alert.fiatCode,
+      )
+      return `Low balance in ${alert.cryptoCode} [${balance}]`
+    }
+    case HIGH_CRYPTO_BALANCE: {
+      const highBalance = utils.formatCurrency(
+        alert.fiatBalance.balance,
+        alert.fiatCode,
+      )
+      return `High balance in ${alert.cryptoCode} [${highBalance}]`
+    }
+    case CASH_BOX_FULL:
+      return `Cash box full on ${alert.machineName} [${alert.notes} banknotes]`
+    case LOW_CASH_OUT:
+      return `Cassette for ${alert.denomination} ${alert.fiatCode} low [${alert.notes} banknotes]`
+    case LOW_RECYCLER_STACKER:
+      return `Recycler for ${alert.denomination} ${alert.fiatCode} low [${alert.notes} banknotes]`
+    case SECURITY:
+      return `Cashbox removed on ${alert.machineName}`
+  }
+}
+
+const sendMessage = email.sendMessage
+
+module.exports = { alertSubject, printEmailAlerts, sendMessage }