Lift-MongoDB PayPalTransaction

PaypalTransaction.scala

import java.math.MathContext

import net.liftweb.record.field._
import net.liftweb._
import common._
import json._
import json.ext.{EnumSerializer, JsonBoxSerializer}
import mongodb.record._
import mongodb.record.field._
import paypal._
import util.Helpers.tryo

class PaypalTransaction extends MongoRecord[PaypalTransaction] with StringPk[PaypalTransaction] {
  def meta = PaypalTransaction

  object itemName extends StringField(this, 256)
  object itemNumber extends StringField(this, 256)
  object custom extends StringField(this, 256)
  object status extends EnumField(this, PaypalTransactionStatus)
  object mcGross extends DecimalField(this, MathContext.DECIMAL32, 2)
  object mcFee extends DecimalField(this, MathContext.DECIMAL32, 2)
  object mcCurrency extends StringField(this, 2)
  object paymentDate extends DateField(this)
  object parentTxnId extends StringField(this, 256) {
    override def optional_? = true
  }
  //object receiptId extends StringField(this, 256)
  object payerEmail extends EmailField(this, 256)
  object payerId extends StringField(this, 13)
  object paymentType extends EnumField(this, PaypalPaymentType)
  object pendingReason extends StringField(this, 256)
  object reasonCode extends StringField(this, 256)
}
object PaypalTransaction extends PaypalTransaction with MongoMetaRecord[PaypalTransaction] with Loggable {
  override def collectionName = "paypal.transactions"

  def setFromPaypalInfo(ppi: PayPalInfo): PaypalTransaction = {
    val inst = createRecord
    setFieldsFromPaypalInfo(inst, ppi)
    inst
  }

  def setFieldsFromPaypalInfo(inst: PaypalTransaction, ppi: PayPalInfo): Unit = {
    inst.id(ppi.txnId openOr ObjectId.get.toString)
    inst.itemName.setBox(ppi.itemName)
    inst.itemNumber.setBox(ppi.itemNumber)
    inst.custom.setBox(ppi.custom)
    inst.status.setBox(ppi.paymentStatus)
    inst.mcGross.setFromString(ppi.mcGross openOr "")
    inst.mcFee.setFromString(ppi.mcFee openOr "")
    inst.mcCurrency.setBox(ppi.mcCurrency)
    inst.paymentDate.setFromString(ppi.paymentDate openOr "")
    inst.parentTxnId.setBox(ppi.parentTxnId)
    //inst.receiptId.setBox(ppi.receiptId)
    inst.payerEmail.setBox(ppi.payerEmail)
    inst.payerId.setBox(ppi.payerId)
    inst.paymentType.setBox(ppi.paymentType.flatMap(pt => PaypalPaymentType.find(pt)))
    inst.pendingReason.setBox(ppi.pendingReason)
    inst.reasonCode.setBox(ppi.reasonCode)
  }
}

object PaypalPaymentType extends Enumeration {
  val Instant = Value(1, "Instant")
  val ECheck = Value(2, "eCheck")

  def find(name: String): Box[Value] = {
    val n = name.trim.toLowerCase
    this.values.find(v => v.toString.toLowerCase == n)
  }
}