lucuma.catalog.csv.ImportProblem.scala Maven / Gradle / Ivy

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// Copyright (c) 2016-2023 Association of Universities for Research in Astronomy, Inc. (AURA)
// For license information see LICENSE or https://opensource.org/licenses/BSD-3-Clause

package lucuma.catalog.csv

import cats.syntax.all.*

/** Indicates an issue parsing the targets, e.g. missing values, bad format, etc. */
sealed trait ImportProblem extends Throwable with Product with Serializable {
  def displayValue: String

  override def toString(): String = displayValue
}

object ImportProblem {
  case object MissingCoordinates                              extends ImportProblem {
    val displayValue = "Either Right Ascension or Declination are missing"
  }
  case object UnknownCatalog                                  extends ImportProblem {
    val displayValue = s"Requested an unknown catalog"
  }
  case class GenericError(msg: String)                        extends ImportProblem {
    val displayValue = msg
  }
  case class CsvParsingError(msg: String, line: Option[Long]) extends ImportProblem {
    val displayValue = msg
  }
  case class LookupError(msg: String, line: Option[Long])     extends ImportProblem {
    val displayValue = s"$msg on line ${line.getOrElse(-1)}"
  }

  case class CatalogException(problems: List[ImportProblem])
      extends RuntimeException(problems.mkString(", ")) {
    def firstMessage: String =
      problems.headOption.map {
        case GenericError(msg) => msg
        case e                 => e.toString
      }.orEmpty
  }
}