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turniere-backend
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Code Issues Releases Wiki Activity

Make match position randomizable

This commit is contained in:
Daniel Schädler 2019-06-14 18:04:31 +02:00
parent 88cbba440d
commit bc0c7fddc3
3 changed files with 9 additions and 7 deletions
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3
app/interactors/add_playoffs_to_tournament.rb
View File

@ -6,7 +6,8 @@ class AddPlayoffsToTournament
def call def call
tournament = context.tournament tournament = context.tournament
context.fail! if tournament.stages.size > 1 context.fail! if tournament.stages.size > 1
if (playoff_stages = PlayoffStageService.generate_playoff_stages_from_tournament(tournament)) if (playoff_stages = PlayoffStageService.generate_playoff_stages_from_tournament(tournament,
context.randomize_matches))
if tournament.stages.empty? if tournament.stages.empty?
tournament.stages = playoff_stages tournament.stages = playoff_stages
else else

7
app/services/playoff_stage_service.rb
View File

@ -6,11 +6,12 @@ class PlayoffStageService
# #
# @param teams [Array] The teams to generate the playoff stages with # @param teams [Array] The teams to generate the playoff stages with
# @return [Array] the generated playoff stages # @return [Array] the generated playoff stages
def generate_playoff_stages(teams) def generate_playoff_stages(teams, randomize_matches)
playoffs = [] playoffs = []
stage_count = calculate_required_stage_count(teams.size) stage_count = calculate_required_stage_count(teams.size)
# initial_matches are the matches in the first stage; this is the only stage filled with teams from the start on # initial_matches are the matches in the first stage; this is the only stage filled with teams from the start on
initial_matches = MatchService.generate_matches(teams) initial_matches = MatchService.generate_matches(teams)
initial_matches = initial_matches.shuffle.each_with_index { |m, i| m.position = i } if randomize_matches
initial_stage = Stage.new level: stage_count - 1, matches: initial_matches initial_stage = Stage.new level: stage_count - 1, matches: initial_matches
initial_stage.state = :intermediate_stage unless initial_stage.matches.find(&:single_team?).nil? initial_stage.state = :intermediate_stage unless initial_stage.matches.find(&:single_team?).nil?
playoffs << initial_stage playoffs << initial_stage
@ -24,8 +25,8 @@ class PlayoffStageService
# #
# @param tournament [Tournament] The tournament to generate the playoff stages from # @param tournament [Tournament] The tournament to generate the playoff stages from
# @return [Array] the generated playoff stages # @return [Array] the generated playoff stages
def generate_playoff_stages_from_tournament(tournament) def generate_playoff_stages_from_tournament(tournament, randomize_matches)
generate_playoff_stages tournament.teams generate_playoff_stages(tournament.teams, randomize_matches)
end end
# Generates given number of empty stages # Generates given number of empty stages

6
spec/services/playoff_stage_service_spec.rb
View File

@ -70,7 +70,7 @@ RSpec.describe PlayoffStageService do
amount_of_teams = parameters[:team_size] amount_of_teams = parameters[:team_size]
expected_amount_of_playoff_stages = parameters[:expected_amount_of_playoff_stages] expected_amount_of_playoff_stages = parameters[:expected_amount_of_playoff_stages]
teams = build_list(:team, amount_of_teams) teams = build_list(:team, amount_of_teams)
stages = PlayoffStageService.generate_playoff_stages(teams) stages = PlayoffStageService.generate_playoff_stages(teams, false)
expect(stages.size).to eq(expected_amount_of_playoff_stages) expect(stages.size).to eq(expected_amount_of_playoff_stages)
stages.each_index do |i| stages.each_index do |i|
stage = stages[i] stage = stages[i]
@ -82,7 +82,7 @@ RSpec.describe PlayoffStageService do
describe 'number of teams isn\'t a power of two' do describe 'number of teams isn\'t a power of two' do
let(:generated_stages) do let(:generated_stages) do
PlayoffStageService.generate_playoff_stages(create_list(:team, 12)) PlayoffStageService.generate_playoff_stages(create_list(:team, 12), false)
end end
let(:intermediate_stage) do let(:intermediate_stage) do
@ -102,7 +102,7 @@ RSpec.describe PlayoffStageService do
describe 'number of teams is a power of two' do describe 'number of teams is a power of two' do
let(:generated_stages) do let(:generated_stages) do
PlayoffStageService.generate_playoff_stages(create_list(:team, 16)) PlayoffStageService.generate_playoff_stages(create_list(:team, 16), false)
end end
it 'generates only normal playoff_stage state stages' do it 'generates only normal playoff_stage state stages' do