refactor: remove unnecessary operations

lib/customers.js

@@ -40,10 +40,6 @@ const TX_PASSTHROUGH_ERROR_CODES = ['operatorCancel']
 function add (customer) {
   const sql = 'insert into customers (id, phone, phone_at) values ($1, $2, now()) returning *'
   return db.one(sql, [uuid.v4(), customer.phone])
-    .then(populateOverrideUsernames)
-    .then(computeStatus)
-    .then(populateDailyVolume)
-    .then(getCustomInfoRequestsData)
     .then(camelize)
 }
 
@@ -61,8 +57,6 @@ function add (customer) {
 function get (phone) {
   const sql = 'select * from customers where phone=$1'
   return db.oneOrNone(sql, [phone])
-    .then(populateDailyVolume)
-    .then(getCustomInfoRequestsData)
     .then(camelize)
 }
 
@@ -78,7 +72,7 @@ function get (phone) {
  *
  * @returns {Promise} Newly updated Customer
  */
-function update (id, data, userToken, txId) {
+function update (id, data, userToken) {
   const formattedData = _.omit(['id'], _.mapKeys(_.snakeCase, data))
 
   const enhancedUpdateData = enhanceAtFields(enhanceOverrideFields(formattedData, userToken))
@@ -90,9 +84,6 @@ function update (id, data, userToken, txId) {
   return db.one(sql, [id])
     .then(assignCustomerData)
     .then(addComplianceOverrides(id, updateData, userToken))
-    .then(populateOverrideUsernames)
-    .then(computeStatus)
-    .then((it) => populateDailyVolume(it, txId))
     .then(getCustomInfoRequestsData)
     .then(camelize)
 }
@@ -314,75 +305,17 @@ const updateSubscriberData = (customerId, data, userToken) => {
  * @param {string} userToken Acting user's token
  *
  * @returns {object} Customer found
+ *
+ * Used for the machine.
  */
 function getById (id, userToken) {
   const sql = 'select * from customers where id=$1'
   return db.oneOrNone(sql, [id])
-    .then(populateOverrideUsernames)
-    .then(computeStatus)
-    .then(populateDailyVolume)
     .then(assignCustomerData)
     .then(getCustomInfoRequestsData)
     .then(camelize)
 }
 
-/**
- * Get and calculate customer's daily volume
- * for both cash_in & cash_out txs
- *
- * @name getDailyVolume
- * @function
- *
- * @param {string} id Customer's id
- * @param {string} txId current tx, to be ignored in the query
- * @returns {Bignumber} Customer's daily volume
- */
-function getDailyVolume (id, txId) {
-  const queries = txId ? getDailyVolumeMinusCurrentTxQueries(id, txId) : getDailyVolumeQueries(id)
-  return Promise.all(queries).then(([cashIn, cashOut]) => {
-    const dailyVolume = new BN(cashIn.total).plus(cashOut.total)
-    const hoursTillLimitClear = getHoursTillLimitClear(cashIn.maxdate, cashOut.maxdate)
-    return { dailyVolume, hoursTillLimitClear }
-  })
-}
-
-function getDailyVolumeQueries (id) {
-  return [
-    db.one(`select coalesce(sum(fiat), 0) as total, max(created) as maxdate from cash_in_txs
-          where customer_id=$1
-          and created > now() - interval '1 day'`, [id]),
-    db.one(`select coalesce(sum(fiat), 0) as total, max(created) as maxdate from cash_out_txs
-          where customer_id=$1
-          and created > now() - interval '1 day'`, [id])
-  ]
-}
-
-function getDailyVolumeMinusCurrentTxQueries (id, txId) {
-  return [
-    db.one(`select coalesce(sum(fiat), 0) as total, max(created) as maxdate from cash_in_txs
-          where customer_id=$1
-          and id!=$2
-          and created > now() - interval '1 day'`, [id, txId]),
-    db.one(`select coalesce(sum(fiat), 0) as total, max(created) as maxdate from cash_out_txs
-          where customer_id=$1
-          and id!=$2
-          and created > now() - interval '1 day'`, [id, txId])
-  ]
-}
-
-function getHoursTillLimitClear (cashInDate, cashOutDate) {
-  let startDate = new Date()
-  startDate = sub({ days: 1 }, startDate)
-
-  const cashInMoment = new Date(cashInDate || startDate)
-  const cashOutMoment = new Date(cashOutDate || startDate)
-
-  const cashInDuration = differenceInHours(cashInMoment, startDate)
-  const cashOutDuration = differenceInHours(cashOutMoment, startDate)
-
-  return _.ceil(_.max([cashInDuration, cashOutDuration, 0]))
-}
-
 /**
  * Camelize customer fields
  * Note: return null if customer is undefined
@@ -397,24 +330,6 @@ function camelize (customer) {
   return customer ? _.mapKeys(_.camelCase, customer) : null
 }
 
-/**
- * Populate customer object
- * with dailyVolume information
- *
- * @name populateDailyVolume
- * @function
- *
- * @param {object} customer Customer object
- * @returns {object} Customer object populated with dailyVolume
- */
-function populateDailyVolume (customer, txId) {
-  if (!customer) return
-  return getDailyVolume(customer.id, txId).then(({ dailyVolume, hoursTillLimitClear }) => {
-    let withHours = _.set('hours_till_limit_clear', hoursTillLimitClear, customer)
-    return _.set('daily_volume', dailyVolume, withHours)
-  })
-}
-
 /**
  * Get all available complianceTypes
  * that can be overriden (excluding hard_limit)
@@ -525,76 +440,6 @@ function addComplianceOverrides (id, customer, userToken) {
     .then(() => customer)
 }
 
-/**
- * Compute status field
- *
- * Status field indicates the last
- * compliance user has verified
- *
- * @name computeStatus
- * @function
- *
- * @param {object} Customer object
- * @returns {object} Customer populated with status field
- */
-function computeStatus (customer) {
-  if (!customer) return null
-  /**
-   * Populate with status field
-   *
-   */
-  const status = _.maxBy('value', [{
-    label: 'Phone',
-    value: customer.phone_at
-  }, {
-    label: 'ID card',
-    value: customer.id_card_at
-  }, {
-    label: 'Sanctions',
-    value: customer.sanctions_at
-  }, {
-    label: 'Front camera',
-    value: customer.front_camera_at
-  }, {
-    label: 'ID card image',
-    value: customer.id_card_image_at
-  }])
-
-  return _.assign(customer, {
-    status: _.get('label', status)
-  })
-}
-
-/**
- * Populate the customer object with user names
- * for override fields ( fields ending with _override_by )
- *
- * @name populateOverrideUsernames
- * @function
- *
- * @param {object} customer Customer object to populate
- * @returns {promise} Customer with populated *by_name fields
- */
-function populateOverrideUsernames (customer) {
-  const fieldsToUpdate = _.map(field => {
-    return {
-      token: customer[field + '_override_by'] || customer[field + '_override_by_old'],
-      field: field + '_override_by_name'
-    }
-  }, getComplianceTypes())
-  const queryTokens = _.map('token', fieldsToUpdate)
-
-  return users.getByIds(queryTokens)
-    .then(usersList => {
-      return _.map(userField => {
-        const user = _.find({ token: userField.token }, usersList)
-        return {
-          [userField.field]: user ? user.name : null
-        }
-      }, fieldsToUpdate)
-    })
-    .then(_.reduce(_.assign, customer))
-}
 
 /**
  * Query all customers
@@ -611,10 +456,7 @@ function batch () {
   order by created desc limit $2`
   return db.any(sql, [ anonymous.uuid, NUM_RESULTS ])
     .then(customers => Promise.all(_.map(customer => {
-      return populateOverrideUsernames(customer)
+      return getCustomInfoRequestsData(customer)
-        .then(computeStatus)
-        .then(populateDailyVolume)
-        .then(getCustomInfoRequestsData)
         .then(camelize)
     }, customers)))
 }
@@ -672,8 +514,7 @@ function getCustomersList (phone = null, name = null, address = null, id = null)
   limit $3`
   return db.any(sql, [ passableErrorCodes, anonymous.uuid, NUM_RESULTS, phone, name, address, id ])
     .then(customers => Promise.all(_.map(customer => {
-      return populateOverrideUsernames(customer)
+      return camelize(customer)
-        .then(camelize)
         .then(it => ({ ...it, notes: (it.notes ?? []).map(camelize) }))
     }, customers)))
 }
@@ -684,6 +525,8 @@ function getCustomersList (phone = null, name = null, address = null, id = null)
  * transactions
  *
  * @returns {array} A single customer instance with non edited
+ *
+ * Used for the server.
  */
 function getCustomerById (id) {
   const passableErrorCodes = _.map(Pgp.as.text, TX_PASSTHROUGH_ERROR_CODES).join(',')
@@ -722,7 +565,6 @@ function getCustomerById (id) {
   ) AS cl WHERE rn = 1`
   return db.oneOrNone(sql, [passableErrorCodes, id])
     .then(assignCustomerData)
-    .then(populateOverrideUsernames)
     .then(camelize)
     .then(it => ({ ...it, notes: (it.notes ?? []).map(camelize) }))
 }

lib/routes/customerRoutes.js

@@ -15,7 +15,6 @@ const httpError = require('../route-helpers').httpError
 const notifier = require('../notifier')
 const respond = require('../respond')
 const { getTx } = require('../new-admin/services/transactions.js')
-const { getCustomerById } = require('../customers')
 const machineLoader = require('../machine-loader')
 const { loadLatestConfig } = require('../new-settings-loader')
 const customInfoRequestQueries = require('../new-admin/services/customInfoRequests')
@@ -142,7 +141,7 @@ function updateTxCustomerPhoto (req, res, next) {
 function buildSms (data, receiptOptions) {
   return Promise.all([getTx(data.session, data.txClass), loadLatestConfig()])
     .then(([tx, config]) => {
-      return Promise.all([getCustomerById(tx.customer_id), machineLoader.getMachine(tx.device_id, config)])
+      return Promise.all([customers.getCustomerById(tx.customer_id), machineLoader.getMachine(tx.device_id, config)])
         .then(([customer, deviceConfig]) => {
           const formattedTx = _.mapKeys(_.camelCase)(tx)
           const localeConfig = configManager.getLocale(formattedTx.deviceId, config)