My first Ruby challenge :)

challenge.rb

#
# MP: Matches Played
# W: Matches Won
# D: Matches Drawn (Tied)
# L: Matches Lost
# P: Points
#
# output expected:
# Team                    | MP |  W |  D |  L |  P
# Devastating Donkeys     |  3 |  2 |  1 |  0 |  7
# Allegoric Alaskans      |  3 |  2 |  0 |  1 |  6
# Blithering Badgers      |  3 |  1 |  0 |  2 |  3
# Courageous Californians |  3 |  0 |  1 |  2 |  1
#
class Tournament
  def self.downcase?(text = '')
    text[0] == text[0].downcase
  end

  def self.setup_scout(team_names)
    scout = {}
    team_names.each do |team_name|
      scout[team_name] = {
        'MP' => 0,
        'W' => 0,
        'D' => 0,
        'L' => 0,
        'P' => 0
      }
    end
    scout
  end

  def self.get_team_names(data)
    data.reject { |element| downcase?(element) }.uniq
  end

  def self.tally(tournament_data = '')
    split_input_by_semi_colon = tournament_data.split(';')
    split_input_by_line = tournament_data.split("\n")

    team_names = get_team_names(split_input_by_semi_colon)
    scout = setup_scout(team_names)

    split_input_by_line.each do |line|
      team1, team2, result = line.split(';')

      scout[team1]['MP'] += 1
      scout[team2]['MP'] += 1

      if result == 'win'
        scout[team1]['W'] += 1
        scout[team2]['L'] += 1

        scout[team1]['P'] += 3
      end

      if result == 'loss'
        scout[team2]['W'] += 1
        scout[team1]['L'] += 1

        scout[team2]['P'] += 3
      end

      if result == 'draw'
        scout[team2]['D'] += 1
        scout[team1]['D'] += 1

        scout[team2]['P'] += 1
        scout[team1]['P'] += 1
      end
    end

    text = ''
    scout.each do |key, value|
      text += "#{key}             |  #{value['MP']} |  #{value['W']} |  #{value['D']} |  #{value['L']} |  #{value['P']}\n"
    end

    result = "Team                           | MP |  W |  D |  L |  P\n" + text
    result
  end
end

puts Tournament.tally("Allegoric Alaskans;Blithering Badgers;win")