1 files changed, 73 insertions, 0 deletions
diff --git a/core-types/src/main/scala/xyz/driver/core/domain.scala b/core-types/src/main/scala/xyz/driver/core/domain.scala
new file mode 100644
index 0000000..f3b8337
--- /dev/null
+++ b/core-types/src/main/scala/xyz/driver/core/domain.scala
@@ -0,0 +1,73 @@
+package xyz.driver.core
+
+import com.google.i18n.phonenumbers.PhoneNumberUtil
+import com.google.i18n.phonenumbers.PhoneNumberUtil.PhoneNumberFormat
+import scalaz.Equal
+import scalaz.std.string._
+import scalaz.syntax.equal._
+
+import scala.util.Try
+import scala.util.control.NonFatal
+
+object domain {
+
+  final case class Email(username: String, domain: String) {
+
+    def value: String = toString
+
+    override def toString: String = username + "@" + domain
+  }
+
+  object Email {
+    implicit val emailEqual: Equal[Email] = Equal.equal {
+      case (left, right) => left.toString.toLowerCase === right.toString.toLowerCase
+    }
+
+    def parse(emailString: String): Option[Email] = {
+      Some(emailString.split("@")) collect {
+        case Array(username, domain) => Email(username, domain)
+      }
+    }
+  }
+
+  final case class PhoneNumber(countryCode: String, number: String, extension: Option[String] = None) {
+
+    def hasExtension: Boolean = extension.isDefined
+
+    /** This is a more human-friendly alias for #toE164String() */
+    def toCompactString: String = s"+$countryCode$number${extension.fold("")(";ext=" + _)}"
+
+    /** Outputs the phone number in a E.164-compliant way, e.g. +14151234567 */
+    def toE164String: String = toCompactString
+
+    /**
+      * Outputs the phone number in a "readable" way, e.g. "+1 415-123-45-67 ext. 1234"
+      * @throws IllegalStateException if the contents of this object is not a valid phone number
+      */
+    @throws[IllegalStateException]
+    def toHumanReadableString: String =
+      try {
+        val phoneNumber = PhoneNumber.phoneUtil.parse(toE164String, "US")
+        PhoneNumber.phoneUtil.format(phoneNumber, PhoneNumberFormat.INTERNATIONAL)
+      } catch {
+        case NonFatal(e) => throw new IllegalStateException(s"$toString is not a valid number", e)
+      }
+
+    override def toString: String = s"+$countryCode $number${extension.fold("")(" ext. " + _)}"
+  }
+
+  object PhoneNumber {
+
+    private[PhoneNumber] val phoneUtil = PhoneNumberUtil.getInstance()
+
+    def parse(phoneNumber: String): Option[PhoneNumber] = {
+      val validated = Try(phoneUtil.parseAndKeepRawInput(phoneNumber, "US")).toOption.filter(phoneUtil.isValidNumber)
+      validated.map { pn =>
+        PhoneNumber(
+          pn.getCountryCode.toString,
+          pn.getNationalNumber.toString,
+          Option(pn.getExtension).filter(_.nonEmpty))
+      }
+    }
+  }
+}