chore: use monorepo organization

packages/server/lib/ofac/index.js

@@ -0,0 +1,73 @@
+const { readdir } = require('fs/promises')
+const path = require('path')
+const loader = require('./loading')
+const matcher = require('./matching')
+const nameUtils = require('./name-utils')
+const _ = require('lodash/fp')
+const logger = require('../logger')
+
+const OFAC_DATA_DIR = process.env.OFAC_DATA_DIR
+
+let structs = null
+
+function load () {
+  if (!OFAC_DATA_DIR) {
+    const message = 'The ofacDataDir option has not been set in the environment'
+    return Promise.reject(new Error(message))
+  }
+
+  const ofacSourcesDir = path.join(OFAC_DATA_DIR, 'sources')
+
+  return readdir(ofacSourcesDir)
+    .then(_.flow(
+      _.map(file => path.join(ofacSourcesDir, file)),
+      loader.load
+    ))
+    .then(result => {
+      return (structs = result)
+    })
+}
+
+// nameParts should be an object like {firstName: "John", lastName: "Doe", ...}
+
+function makeCompatible (nameParts) {
+  const partNames = _.keys(nameParts)
+  const values = _.map(_.lowerCase, _.values(nameParts))
+  const props = _.zipAll([partNames, values])
+  return _.map(_.zipObject(['partName', 'value']), props)
+}
+
+function match (nameParts, birthDateString, options) {
+  if (!structs) {
+    logger.error(new Error('The OFAC data sources have not been loaded yet.'))
+    return false
+  }
+
+  // Prepare the input data
+  const parts = makeCompatible(nameParts)
+  const fullName = nameUtils.makeFullName(parts)
+  const words = nameUtils.makeWords(fullName)
+
+  // birthDateString is in YYYYMMDD format
+  const birthDate = _.cond([
+    [_.identity, () => {
+      const year = parseInt(birthDateString.slice(0, 4))
+      const month = parseInt(birthDateString.slice(4, 6))
+      const day = parseInt(birthDateString.slice(6, 8))
+      const date = new Date(year, month - 1, day)
+
+      return {year, month, day, date}
+    }],
+    [_.stubTrue, () => null]
+  ])(birthDateString)
+
+  const candidate = {parts, fullName, words, birthDate}
+  const result = matcher.match(structs, candidate, options)
+  return result
+}
+
+function getStructs () {
+  return structs
+}
+
+module.exports = {load, match, getStructs}