package o1.football2

import scala.collection.mutable.Buffer
import scala.math._

class Season {

  private val matches = Buffer[Match]()

  def addResult(result: Match) = matches += result

  def biggestWin = {
    var win: Option[Match] = None
    var margin = 0
    for (game <- matches) {
      if (abs(game.goalDifference) > margin){
        margin = abs(game.goalDifference)
        win = Some(game)
      }
    }
    win
  }

  def latestMatch = {
    if (matches.size == 0)
      None
    else
      Some(matches(matches.size - 1))
  }

  def matchNumber(number: Int) = matches(number)

  def numberOfMatches = matches.size
}