package jp.ymir.taskReporter.core
import java.util.Calendar
import java.util.GregorianCalendar
import scala.util.matching.Regex

class Task(tsvLine: String) {
  sealed abstract class Status
  object Status {
    case object NoProgress extends Status
    case object DoingFine extends Status
    case object Lagging extends Status
    case object WillDelay extends Status
    case object DeadlinePostponed extends Status
    case object Completed extends Status
  }

  class InvalidNumberOfColumnsException private(e: RuntimeException) extends RuntimeException(e) {
    def this(msg: String) = this(new RuntimeException(msg))
    def this(msg: String, cause: Throwable) = this(new RuntimeException(msg, cause))
  }

  private val cols = tsvLine.split("\\t")
  if (cols.length != 7) {
    throw new InvalidNumberOfColumnsException(tsvLine)
  }

  val date : Calendar = {
    val pattern = """^(?:報告日:)?(\d{4})/(\d{2})/(\d{2})$""".r
    cols(0) match {
      case pattern(year, month, day) =>
        new GregorianCalendar(year.toInt, month.toInt, day.toInt)
    }
  }

  val ticketID : Int = {
    val pattern = """^(?:チケットID:)?(\d+)$""".r
    cols(1) match {
      case pattern(id) => id.toInt
    }
  }

  val title : String = {
    val pattern = """^(?:作業名:)?(.*)$""".r
    cols(1) match {
      case pattern(title) => title
    }
  }
}