Number

object Numbers {
  val input =
    """    _  _     _  _  _  _  _
      |  | _| _||_||_ |_   ||_||_|
      |  ||_  _|  | _||_|  ||_| _|""".stripMargin
  def main(args: Array[String]): Unit = {
    decode(input)

  }

  def decode(s: String) = {
    val lines = s.split("\n")
    lines.map(_.size).foreach(println)
    val transposed = lines.map(_.grouped(3).toList).toList.transpose

    // Generate match case
    println(
      transposed
        .map(_.map(x => s""""${x}"""").mkString(" :: "))
        .map(x => s"case $x :: Nil => ")
        .mkString("\n"))

    transposed
      .map {
        case "   " :: "  |" :: "  |" :: Nil => 1
        case " _ " :: " _|" :: "|_ " :: Nil => 2
        case " _ " :: " _|" :: " _|" :: Nil => 3
        case "   " :: "|_|" :: "  |" :: Nil => 4
        case " _ " :: "|_ " :: "|_|" :: Nil => 5
        case " _ " :: "|_ " :: " _|" :: Nil => 6
        case " _ " :: "  |" :: "  |" :: Nil => 7
        case " _ " :: "|_|" :: "|_|" :: Nil => 8
        case " _ " :: "|_|" :: " _|" :: Nil => 9
      }
      .foreach(println)
  }

}