SusuPremium.scala

package susu

import org.junit.Test
import org.scalatest.junit.JUnitSuite

import scala.annotation.tailrec
import scala.util.Random

class SusuPremium extends JUnitSuite {
  @Test def elect() {
    case class ScoreBoard(name: String, score: List[Int] = List.empty) {
      def sum = score.sum
    }

    @tailrec
    def cast(c: List[ScoreBoard], i: Int): List[ScoreBoard] = {
      def random = new Random().nextInt(6) + 1
      if (i == 0) c
      else cast(c.map(e => ScoreBoard(e.name, e.score :+ random)), i - 1)
    }

    def printPretty(title: String, scores: List[ScoreBoard]) {
      println("=== " + title + "===")
      scores.sortWith(_.sum > _.sum).foreach { e =>
        val score = e.score.toString().replaceAll("List", "")
        println("%s -> %d%s".format(e.name, e.score.sum, score))
      }
    }

    val candidates = List(
      "oliver",
      "vayne",
      "glen").map(ScoreBoard(_))

    val first = cast(candidates, 1)
    printPretty("First", first)

    val second = cast(first, 1)
    printPretty("Second", second)

    val third = cast(second, 1)
    printPretty("Third", third)
  }
}