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Make seeds truly random for double elimination brackets

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Jacob Cody Wimer
2025-01-19 22:32:28 -05:00
parent fd1a7c43ff
commit d57b2e6e6f
1 changed files with 24 additions and 7 deletions
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31
app/services/tournament_services/tournament_seeding.rb
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@@ -16,22 +16,39 @@ class TournamentSeeding
end end
def random_seeding(wrestlers, bracket_size) def random_seeding(wrestlers, bracket_size)
half_of_bracket = bracket_size / 2
available_bracket_lines = (1..bracket_size).to_a available_bracket_lines = (1..bracket_size).to_a
first_half_available_bracket_lines = (1..half_of_bracket).to_a
# remove bracket lines that are taken from available_bracket_lines # remove bracket lines that are taken from available_bracket_lines
wrestlers_with_bracket_lines = wrestlers.select{|w| w.bracket_line != nil } wrestlers_with_bracket_lines = wrestlers.select{|w| w.bracket_line != nil }
wrestlers_with_bracket_lines.each do |wrestler| wrestlers_with_bracket_lines.each do |wrestler|
available_bracket_lines.delete(wrestler.bracket_line) available_bracket_lines.delete(wrestler.bracket_line)
first_half_available_bracket_lines.delete(wrestler.bracket_line)
end end
wrestlers_without_bracket_lines = wrestlers.select{|w| w.bracket_line == nil } wrestlers_without_bracket_lines = wrestlers.select{|w| w.bracket_line == nil }
# Iterrate over the list randomly if @tournament.tournament_type == "Pool to bracket"
wrestlers_without_bracket_lines.shuffle.each do |wrestler| wrestlers_without_bracket_lines.shuffle.each do |wrestler|
# need to grab the available lines in order so we don't have double byes along with matches # pool brackets just grab the first available seed
# there should never be a double bye in the first round first_available_bracket_line = available_bracket_lines.first
first_available_bracket_line = available_bracket_lines.first wrestler.bracket_line = first_available_bracket_line
wrestler.bracket_line = first_available_bracket_line available_bracket_lines.delete(first_available_bracket_line)
available_bracket_lines.delete(first_available_bracket_line) end
else
# Iterrate over the list randomly
wrestlers_without_bracket_lines.shuffle.each do |wrestler|
if first_half_available_bracket_lines.size > 0
random_available_bracket_line = first_half_available_bracket_lines.sample
wrestler.bracket_line = random_available_bracket_line
available_bracket_lines.delete(random_available_bracket_line)
first_half_available_bracket_lines.delete(random_available_bracket_line)
else
random_available_bracket_line = available_bracket_lines.sample
wrestler.bracket_line = random_available_bracket_line
available_bracket_lines.delete(random_available_bracket_line)
end
end
end end
return wrestlers return wrestlers
end end