special-dispatch-app/app/services/api.js

const app = require('../app')
const _ = require('lodash')
const { dict } = require('@alancnet/material-framework/lib/util')

app.run(function(api) {
  api.statistics = () => api.get('/api/statistics')

  let terminals = null
  api.terminals = () => terminals || (terminals = api.get('/api/terminals').then(dict))

  let terminalDictionary = null
  api.terminalDictionary = () => terminalDictionary || (terminalDictionary = api.terminals().then(terminals => 
    _.fromPairs(terminals.map(loc => [loc.key, loc]))
  ))
  api.terminal = (key) => api.terminals().then(async terminals =>
    (await api.terminalDictionary())[key]
  )
  let staffMembers = null
  api.staffMembers = () => staffMembers || (staffMembers = api.get('/api/staff-members/all').then(dict))

  let staffMemberDictionary = null
  api.staffMemberDictionary = () => staffMemberDictionary || (staffMemberDictionary = api.staffMembers().then(staffMembers =>
    _.fromPairs(staffMembers.map(sm => [sm.id, sm]))
  ))

  let clients = null
  api.clients = () => clients || (clients = api.get('/api/clients/all').then(dict))

  let clientDictionary = null
  api.clientDictionary = () => clientDictionary || (clientDictionary = api.clients().then(clients =>
    _.fromPairs(clients.map(sm => [sm.id, sm]))
  ))

  let laborCategories = null
  api.laborCategories = () => laborCategories || (laborCategories = api.get('/api/labor-categories').then(dict))

  let laborCategoryDictionary= null
  api.laborCategoryDictionary = () => laborCategoryDictionary || (laborCategoryDictionary = api.laborCategories().then(laborCategories =>
    _.fromPairs(laborCategories.map(lc => [lc.id, lc]))
  ))

  let serviceCategories = null
  api.serviceCategories = () => serviceCategories || (serviceCategories = api.get('/api/service-categories').then(dict))

  let serviceCategoryDictionary= null
  api.serviceCategoryDictionary = () => serviceCategoryDictionary || (serviceCategoryDictionary = api.serviceCategories().then(serviceCategories =>
    _.fromPairs(serviceCategories.map(lc => [lc.id, lc]))
  ))

})