59 lines
1.4 KiB
Ruby
59 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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class TournamentPlayoffDeletion
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DELETABLE_MATCH_STATES = %w[not_started not_ready single_team].freeze
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Result = Struct.new(:success, :error, keyword_init: true) do
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def success?
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success
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end
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end
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def self.call(tournament:)
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new(tournament).call
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end
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def initialize(tournament)
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@tournament = tournament
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end
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def call
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group_stage = tournament.group_stage
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return failure('Only group-stage playoffs can be deleted') if group_stage.nil?
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playoff_stages = tournament.stages.reload.select { |stage| stage.level >= 0 }
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return failure('Playoffs have not been generated') if playoff_stages.empty?
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unless playoffs_deletable?(playoff_stages)
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return failure('Playoffs cannot be deleted after matches have started or scores changed')
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end
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playoff_stages.each(&:destroy!)
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group_stage.update!(state: :in_progress)
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success
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end
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private
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attr_reader :tournament
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def playoffs_deletable?(playoff_stages)
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playoff_stages.flat_map(&:matches).all? do |match|
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DELETABLE_MATCH_STATES.include?(match.state) && zero_scores?(match)
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end
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end
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def zero_scores?(match)
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match.match_scores.all? do |score|
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score.points.to_i.zero? && score.hidden_points.to_i.zero?
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end
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end
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def success
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Result.new(success: true)
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end
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def failure(error)
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Result.new(success: false, error: error)
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end
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end
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