ReportsMetaDataLookup parses data file and provides Report info

Author: schbetsy

publication/src/main/resources/reports-metadata.txt

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+ReportId,Type,ReportNumber,Dispositions,Description
+D51,Disclosure,5-1,Received;Originated;ApprovedButNotAccepted;Denied;Withdrawn;Closed,"Disposition of applications for FHA, FSA/RHS, and VA home-purchase loans, 1- to 4-family and manufactured home dwellings, by income, race and ethnicity of applicant"

publication/src/main/scala/hmda/publication/reports/util/ReportsMetadataLookup.scala

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+package hmda.publication.reports.util
+
+import com.github.tototoshi.csv.CSVParser.parse
+import hmda.model.ResourceUtils
+import hmda.model.publication.reports.ReportTypeEnum
+import hmda.model.publication.reports.ReportTypeEnum.Disclosure
+import hmda.publication.reports.util.DispositionType.{ DispositionType, ReceivedDisp }
+
+object ReportsMetaDataLookup extends ResourceUtils {
+
+  private val lines = resourceLines("/reports-metadata.txt")
+
+  val values: Map[String, ReportMetaData] = lines.drop(1).map { line =>
+    val data = ReportMetaData.fromString(line)
+    data.reportId -> data
+  }.toMap
+
+}
+
+case class ReportMetaData(
+  reportId: String,
+  reportType: ReportTypeEnum,
+  reportTable: String,
+  dispositions: List[DispositionType],
+  description: String
+)
+
+case object ReportMetaData {
+
+  def fromString(line: String): ReportMetaData = {
+    val values = parse(line, '\\', ',', '"').getOrElse(List())
+    val reportId = values.head
+    val reportType = ReportTypeEnum.byName.getOrElse(values(1).toLowerCase, Disclosure)
+    val reportNumber = values(2)
+    val description = values(4)
+    val dispositions =
+      values(3).split(";").filter(_.nonEmpty).map { d =>
+        DispositionType.byName.getOrElse(d.toLowerCase, ReceivedDisp)
+      }.toList
+
+    ReportMetaData(
+      reportId,
+      reportType,
+      reportNumber,
+      dispositions,
+      description
+    )
+  }
+}

publication/src/test/scala/hmda/publication/reports/util/ReportsMetaDataLookupSpec.scala

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+package hmda.publication.reports.util
+
+import hmda.model.publication.reports.ReportTypeEnum.Disclosure
+import hmda.publication.reports.util.DispositionType._
+import org.scalatest.{ MustMatchers, WordSpec }
+
+class ReportsMetaDataLookupSpec extends WordSpec with MustMatchers {
+
+  "Provide A&D report metadata" in {
+    val d51 = ReportsMetaDataLookup.values("D51")
+    d51 mustBe a[ReportMetaData]
+    d51.reportId mustBe "D51"
+    d51.reportType mustBe Disclosure
+    d51.reportTable mustBe "5-1"
+    d51.dispositions mustBe List(
+      ReceivedDisp,
+      OriginatedDisp,
+      ApprovedButNotAcceptedDisp,
+      DeniedDisp,
+      WithdrawnDisp,
+      ClosedDisp
+    )
+  }
+
+}