StringObfuscation

lambda/src/main/scala/pricemigrationengine/util/StringObfuscation.scala

@@ -0,0 +1,30 @@
+package pricemigrationengine.util
+import java.time.LocalDate
+
+object StringObfuscation {
+
+  val string1: String = "0123456789AST-" // Do not edit this string!
+  val string2: String = "456789AST0123&" // Do not edit this string!
+
+  def obfuscate(x: Char): Char = {
+    val index = string1.indexOf(x)
+    if (index >= 0) {
+      string2.charAt(index)
+    } else {
+      x
+    }
+  }
+
+  def obfuscate(s: String): String = s.toList.map(obfuscate).mkString("")
+
+  def recover(x: Char): Char = {
+    val index = string2.indexOf(x)
+    if (index >= 0) {
+      string1.charAt(index)
+    } else {
+      x
+    }
+  }
+
+  def recover(s: String): String = s.toList.map(recover).mkString("")
+}

lambda/src/test/scala/pricemigrationengine/migrations/Newspaper2024MigrationTest.scala

@@ -1,12 +1,14 @@
 package pricemigrationengine.migrations
 
 import pricemigrationengine.model._
+
 import java.time.LocalDate
 import pricemigrationengine.Fixtures
 import pricemigrationengine.migrations.newspaper2024Migration.Estimation._
 import pricemigrationengine.migrations.newspaper2024Migration.Amendment._
 import pricemigrationengine.migrations.newspaper2024Migration.{Estimation, StaticData}
 import pricemigrationengine.migrations.newspaper2024Migration.StaticData.{ChargeDistribution2024, IndividualCharge2024}
+import pricemigrationengine.util.StringObfuscation
 
 /*
   Correspondence between product names in Salesforce versus Zuora
@@ -1619,4 +1621,9 @@ class Newspaper2024MigrationTest extends munit.FunSuite {
     )
   }
 
+  test("String Obfuscation") {
+    assertEquals(StringObfuscation.obfuscate("A-Testing0"), "1&3esting4")
+    assertEquals(StringObfuscation.recover("1&3esting4"), "A-Testing0")
+  }
+
 }