class ProposalMapping

gistfile1.scala

/**
 * Entity representing mapping of comp proposal from XLS column names.
 *
 * @author FS
 */
// Please preserve attribute order when defining a new mapping
class ProposalMapping(
    // Date
    val executionDate: Option[String],
    val commencementDate: Option[String],
    val expirationDate: Option[String],

    // Integer
    val freeMonths: Option[String],
    val leaseTerm: Option[String],

    // Float
    val ti: Option[String],
    val startingRent: Option[String],
    val effectiveRent: Option[String],
    val faceRent: Option[String],
    val avgFaceRent: Option[String],
    val concessionsValue: Option[String],
    val operatingExpensesValue: Option[String],
    val proRataPercent: Option[String],

    // Double
    val grossAnnualAskingRent: Option[String],
    val grossAnnualTakingRent: Option[String],

    // Boolean
    val sublease: Option[String],

    // String
    val concessionsNotes: Option[String],
    val operatingExpensesNotes: Option[String],
    val comments: Option[String],
    val renewalOptions: Option[String],
    val annualTaxesNotes: Option[String],
    val percentageRent: Option[String],

    // Long
    val transactionSize: Option[String],

    // Object
    val transactionType: Option[String],
    val spaceType: Option[String],
    val leaseType: Option[String],
    val freeRentType: Option[String],
    val operatingExpensesType: Option[String],
    val concessionsType: Option[String],
    val leaseEscalations: Option[String],
    val rentBumpsDollar: Option[String],
    val rentBumpsPercent: Option[String],
    val rentBumpYears: Option[String],
    val city: Option[String],
    val state: Option[String],

    // Floor-related
    val floorOccupancies: Option[String],
    val suite: Option[String],
    val mainRentedFloor: Option[String],
    val otherRentedFloors: Option[String],

    // Building-related
    val buildingName: Option[String],
    val buildingAddress: Option[String],
    val buildingYear: Option[String],
    val buildingYearRenovated: Option[String],
    val buildingClass: Option[String],
    val buildingPropertyType: Option[String],
    val buildingPropertySubtype: Option[String],
    val buildingSize: Option[String],
    val buildingParkingRatio: Option[String],
    val buildingParkingType: Option[String],
    val buildingParkingReserved: Option[String],
    val buildingParkingUnreserved: Option[String],
    val buildingOfficePortion: Option[String],
    val buildingFloorsCount: Option[String],
    val buildingLoadFactor: Option[String],
    val buildingCeilingHeight: Option[String],
    val buildingGroundLvlDoorsCount: Option[String],
    val buildingLoadingDocksCount: Option[String],
    val buildingSprinkler: Option[String],
    val buildingRail: Option[String],
    val buildingStreetFrontage: Option[String],
    val buildingCornerUnit: Option[String],
    val buildingSellingBasement: Option[String],
    val buildingVentedSpace: Option[String],
    val buildingCrossStreets: Option[String],

    // Tenant
    val tenantName: Option[String],
    val tenantIndustry: Option[String],

    // Landlord
    val landlordName: Option[String],
    val sublessorName: Option[String],

    // Companies/Brokers
    val tenantRealtyCompanies: Option[String],
    val tenantRealtyBrokers: Option[String],
    val landlordRealtyCompanies: Option[String],
    val landlordRealtyBrokers: Option[String]) {

  def columns: Set[String] = ProposalMapping.columns

  lazy val asMap: Map[String, String] = {
    ???
  }
}

object ProposalMapping {
  lazy val columns: Set[String] = {
    // Using Scala Reflection here to get list of methods of type Option[String]
    val universe = scala.reflect.runtime.universe
    val allMembers = universe.typeOf[ProposalMapping].members
    val optionTypeSym = universe.typeOf[Option[String]].typeSymbol
    val mappingVals = allMembers filter (_.isPublic) filter (_.typeSignature.typeSymbol == optionTypeSym)
    val res = mappingVals map (_.name.decodedName.toString)
    res.toSet
  }
}