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Updated double elim match generation and loser name to use hashes instead of structs as well as fixing the matchup of 4v13 and 3v14 in 16 man brackets.

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This commit is contained in:
Jacob Cody Wimer
2024-12-23 18:27:49 -05:00
parent 7e6d7ddfbb
commit 4f0f69223d
6 changed files with 300 additions and 247 deletions
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255
app/services/tournament_services/double_elimination_generate_loser_names.rb
View File

@@ -1,120 +1,167 @@
class DoubleEliminationGenerateLoserNames
def initialize( tournament )
@tournament = tournament
def initialize(tournament)
@tournament = tournament
end
def assign_loser_names
@tournament.weights.each do |weight|
assign_loser_names_for_weight(weight)
advance_bye_matches_championship(weight.matches.reload)
end
end
def assign_loser_names
@tournament.weights.each do |weight|
assign_loser_names_for_weight(weight)
advance_bye_matches_championship(weight.matches.reload)
end
def define_losername_championship_mappings(bracket_size)
# Use hashes instead of arrays for mappings
case bracket_size
when 4
[
{
conso_round: @tournament.total_rounds,
conso_bracket_position: "3/4",
championship_round: 1,
championship_bracket_position: "Semis",
cross_bracket: false,
both_wrestlers: true
}
]
when 8
[
{
conso_round: 2,
conso_bracket_position: "Conso Quarter",
championship_round: 1,
championship_bracket_position: "Quarter",
cross_bracket: false,
both_wrestlers: true
},
{
conso_round: 3,
conso_bracket_position: "Conso Semis",
championship_round: 2,
championship_bracket_position: "Semis",
cross_bracket: true,
both_wrestlers: false
}
]
when 16
[
{
conso_round: 2,
conso_bracket_position: "Conso",
championship_round: 1,
championship_bracket_position: "Bracket",
cross_bracket: false,
both_wrestlers: true
},
{
conso_round: 3,
conso_bracket_position: "Conso",
championship_round: 2,
championship_bracket_position: "Quarter",
cross_bracket: true,
both_wrestlers: false
},
{
conso_round: 5,
conso_bracket_position: "Conso Semis",
championship_round: 4,
championship_bracket_position: "Semis",
cross_bracket: false,
both_wrestlers: false
}
]
else
nil
end
end
def define_losername_championship_mappings(bracket_size)
# [conso_round, conso_bracket_position, championship_round, championship_bracket_position, cross_bracket, both_wrestlers]
# cross_bracket is true or false. crossing should happen every other round.
# both_wrestlers defines if you're filling out loser1_name and loser2_name or just loser1_name
# don't need to define 3/4, 5/6, or 7/8 those happen in the assign_loser_names_for_weight method
# except for bracket_size of 4
case bracket_size
when 4 then
return [
[@tournament.total_rounds, "3/4", 1, "Semis", false, true]
]
when 8 then
return [
[2, "Conso Quarter", 1, "Quarter", false, true],
[3, "Conso Semis", 2, "Semis", true, false]
]
when 16 then
return [
[2, "Conso", 1, "Bracket", false, true],
[3, "Conso", 2, "Quarter", true, false],
[5, "Conso Semis", 4, "Semis", false, false]
]
else
return nil
end
end
def assign_loser_names_for_weight(weight)
number_of_placers = @tournament.number_of_placers
bracket_size = weight.calculate_bracket_size
matches_by_weight = weight.matches.reload
def assign_loser_names_for_weight(weight)
number_of_placers = @tournament.number_of_placers
bracket_size = weight.calculate_bracket_size
matches_by_weight = weight.matches.reload
loser_name_championship_mappings = define_losername_championship_mappings(bracket_size)
loser_name_championship_mappings = define_losername_championship_mappings(bracket_size)
loser_name_championship_mappings.each do |mapping|
conso_round = mapping[:conso_round]
conso_bracket_position = mapping[:conso_bracket_position]
championship_round = mapping[:championship_round]
championship_bracket_position = mapping[:championship_bracket_position]
cross_bracket = mapping[:cross_bracket]
both_wrestlers = mapping[:both_wrestlers]
loser_name_championship_mappings.each do |mapping|
conso_round = mapping[0]
conso_bracket_position = mapping[1]
championship_round = mapping[2]
championship_bracket_position = mapping[3]
cross_bracket = mapping[4]
both_wrestlers = mapping[5]
conso_matches = matches_by_weight.select do |match|
match.round == conso_round && match.bracket_position == conso_bracket_position
end.sort_by(&:bracket_position_number)
conso_matches = matches_by_weight.select{|match| match.round == conso_round && match.bracket_position == conso_bracket_position}.sort_by{|match| match.bracket_position_number}
championship_matches = matches_by_weight.select{|match| match.round == championship_round && match.bracket_position == championship_bracket_position}.sort_by{|match| match.bracket_position_number}
if cross_bracket
conso_matches = conso_matches.reverse!
end
championship_matches = matches_by_weight.select do |match|
match.round == championship_round && match.bracket_position == championship_bracket_position
end.sort_by(&:bracket_position_number)
championship_bracket_position_number = 1
conso_matches.each do |match|
bout_number1 = championship_matches.select{|bout_match| bout_match.bracket_position_number == championship_bracket_position_number}.first.bout_number
match.loser1_name = "Loser of #{bout_number1}"
if both_wrestlers
championship_bracket_position_number += 1
bout_number2 = championship_matches.select{|bout_match| bout_match.bracket_position_number == championship_bracket_position_number}.first.bout_number
match.loser2_name = "Loser of #{bout_number2}"
end
conso_matches.reverse! if cross_bracket
championship_bracket_position_number = 1
conso_matches.each do |match|
bout_number1 = championship_matches.find do |bout_match|
bout_match.bracket_position_number == championship_bracket_position_number
end.bout_number
match.loser1_name = "Loser of #{bout_number1}"
if both_wrestlers
championship_bracket_position_number += 1
bout_number2 = championship_matches.find do |bout_match|
bout_match.bracket_position_number == championship_bracket_position_number
end.bout_number
match.loser2_name = "Loser of #{bout_number2}"
end
end
conso_semi_matches = matches_by_weight.select{|match| match.bracket_position == "Conso Semis"}
conso_quarter_matches = matches_by_weight.select{|match| match.bracket_position == "Conso Quarter"}
if number_of_placers >= 6 && weight.wrestlers.size >= 5
five_six_match = matches_by_weight.select{|match| match.bracket_position == "5/6"}.first
bout_number1 = conso_semi_matches.select{|match| match.bracket_position_number == 1}.first.bout_number
bout_number2 = conso_semi_matches.select{|match| match.bracket_position_number == 2}.first.bout_number
five_six_match.loser1_name = "Loser of #{bout_number1}"
five_six_match.loser2_name = "Loser of #{bout_number2}"
end
if number_of_placers >= 8 && weight.wrestlers.size >= 7
seven_eight_match = matches_by_weight.select{|match| match.bracket_position == "7/8"}.first
bout_number1 = conso_quarter_matches.select{|match| match.bracket_position_number == 1}.first.bout_number
bout_number2 = conso_quarter_matches.select{|match| match.bracket_position_number == 2}.first.bout_number
seven_eight_match.loser1_name = "Loser of #{bout_number1}"
seven_eight_match.loser2_name = "Loser of #{bout_number2}"
end
save_matches(matches_by_weight)
end
def save_matches(matches)
matches.each do |m|
m.save!
championship_bracket_position_number += 1
end
end
def advance_bye_matches_championship(matches)
matches.select{|m| m.round == 1 and (m.bracket_position == "Bracket" or m.bracket_position == "Quarter")}.sort_by{|m| m.bracket_position_number}.each do |match|
if match.w1 == nil or match.w2 == nil
match.finished = 1
match.win_type = "BYE"
if match.w1 != nil
match.winner_id = match.w1
match.loser2_name = "BYE"
match.score = ""
match.save
match.advance_wrestlers
elsif match.w2 != nil
match.winner_id = match.w2
match.loser1_name = "BYE"
match.score = ""
match.save
match.advance_wrestlers
end
end
conso_semi_matches = matches_by_weight.select { |match| match.bracket_position == "Conso Semis" }
conso_quarter_matches = matches_by_weight.select { |match| match.bracket_position == "Conso Quarter" }
if number_of_placers >= 6 && weight.wrestlers.size >= 5
five_six_match = matches_by_weight.find { |match| match.bracket_position == "5/6" }
bout_number1 = conso_semi_matches.find { |match| match.bracket_position_number == 1 }.bout_number
bout_number2 = conso_semi_matches.find { |match| match.bracket_position_number == 2 }.bout_number
five_six_match.loser1_name = "Loser of #{bout_number1}"
five_six_match.loser2_name = "Loser of #{bout_number2}"
end
if number_of_placers >= 8 && weight.wrestlers.size >= 7
seven_eight_match = matches_by_weight.find { |match| match.bracket_position == "7/8" }
bout_number1 = conso_quarter_matches.find { |match| match.bracket_position_number == 1 }.bout_number
bout_number2 = conso_quarter_matches.find { |match| match.bracket_position_number == 2 }.bout_number
seven_eight_match.loser1_name = "Loser of #{bout_number1}"
seven_eight_match.loser2_name = "Loser of #{bout_number2}"
end
save_matches(matches_by_weight)
end
def save_matches(matches)
matches.each(&:save!)
end
def advance_bye_matches_championship(matches)
matches.select do |m|
m.round == 1 && %w[Bracket Quarter].include?(m.bracket_position)
end.sort_by(&:bracket_position_number).each do |match|
next unless match.w1.nil? || match.w2.nil?
match.finished = 1
match.win_type = "BYE"
if match.w1
match.winner_id = match.w1
match.loser2_name = "BYE"
elsif match.w2
match.winner_id = match.w2
match.loser1_name = "BYE"
end
end
end
match.score = ""
match.save
match.advance_wrestlers
end
end
end

256
app/services/tournament_services/double_elimination_match_generation.rb
View File

@@ -1,142 +1,148 @@
BracketMatchups = Struct.new(:round_one_matchups, :championship_rounds, :consolation_rounds)
class DoubleEliminationMatchGeneration
def initialize( tournament )
@tournament = tournament
def initialize(tournament)
@tournament = tournament
end
def generate_matches
@tournament.weights.each do |weight|
generate_matches_for_weight(weight)
end
end
def define_bracket_matches(bracket_size)
# Use a hash instead of Struct
case bracket_size
when 4
{
round_one_matchups: [[1, 4, "Semis"], [2, 3, "Semis"]],
championship_rounds: [[2, 1, "1/2"]],
consolation_rounds: [[2, 1, "3/4"]]
}
when 8
{
round_one_matchups: [
[1, 8, "Quarter"], [4, 5, "Quarter"], [3, 6, "Quarter"], [2, 7, "Quarter"]
],
championship_rounds: [
[2, 2, "Semis"], [4, 1, "1/2"]
],
consolation_rounds: [
[2, 2, "Conso Quarter"], [3, 2, "Conso Semis"], [4, 1, "3/4"]
]
}
when 16
{
round_one_matchups: [
[1, 16, "Bracket"], [8, 9, "Bracket"], [5, 12, "Bracket"], [4, 13, "Bracket"],
[3, 14, "Bracket"], [6, 11, "Bracket"], [7, 10, "Bracket"], [2, 15, "Bracket"]
],
championship_rounds: [
[2, 4, "Quarter"], [4, 2, "Semis"], [6, 1, "1/2"]
],
consolation_rounds: [
[2, 4, "Conso"], [3, 4, "Conso"], [4, 2, "Conso Quarter"],
[5, 2, "Conso Semis"], [6, 1, "3/4"]
]
}
else
nil
end
end
def generate_matches_for_weight(weight)
number_of_placers = @tournament.number_of_placers
bracket_size = weight.calculate_bracket_size
bracket_matches = define_bracket_matches(bracket_size)
# Generate round 1 matches
bracket_matches[:round_one_matchups].each_with_index do |matchup, index|
matches_this_round = bracket_matches[:round_one_matchups].size
bracket_position = matchup[2]
create_matchup_from_seed(
matchup[0],
matchup[1],
bracket_position,
index + 1,
1,
weight
)
end
def generate_matches
@tournament.weights.each do |weight|
generate_matches_for_weight(weight)
# Generate remaining championship rounds
bracket_matches[:championship_rounds].each do |matchup|
round = matchup[0]
matches_this_round = matchup[1]
bracket_position = matchup[2]
matches_this_round.times do |bracket_position_number|
create_matchup(nil, nil, bracket_position, bracket_position_number + 1, round, weight)
end
end
def define_bracket_matches(bracket_size)
# Defined at the top of the file
# BracketMatchups = Struct.new(:round_one_matchups, :championship_rounds, :consolation_rounds)
# round_one_matchups are the matchups by seed in the correct order for bracket position.
# championship_rounds define [round_number, number_of_matches_in_round, bracket_position]
# consolation_rounds define [round_number, number_of_matches_in_round, bracket_position]
# Generate consolation matches
bracket_matches[:consolation_rounds].each do |matchup|
round = matchup[0]
matches_this_round = matchup[1]
bracket_position = matchup[2]
case bracket_size
when 4 then
return BracketMatchups.new(
[[1, 4, "Semis"], [2, 3, "Semis"]],
[[2, 1, "1/2"]],
[[2, 1, "3/4"]]
)
when 8 then
return BracketMatchups.new(
[[1, 8, "Quarter"], [4, 5, "Quarter"], [3, 6, "Quarter"], [2, 7, "Quarter"]],
[[2, 2, "Semis"], [4, 1, "1/2"]],
[[2, 2, "Conso Quarter"], [3, 2, "Conso Semis"], [4, 1, "3/4"]]
)
when 16 then
return BracketMatchups.new(
[[1, 16, "Bracket"], [8, 9, "Bracket"], [5, 12, "Bracket"], [4, 14, "Bracket"], [3, 13, "Bracket"], [6, 11, "Bracket"], [7, 10, "Bracket"], [2, 15, "Bracket"]],
[[2, 4, "Quarter"], [4, 2, "Semis"], [6, 1, "1/2"]],
[[2, 4, "Conso"], [3, 4, "Conso"], [4, 2, "Conso Quarter"], [5, 2, "Conso Semis"], [6, 1, "3/4"]]
)
else
return nil
matches_this_round.times do |bracket_position_number|
create_matchup(nil, nil, bracket_position, bracket_position_number + 1, round, weight)
end
if weight.wrestlers.size >= 5
create_matchup(nil, nil, "5/6", 1, round, weight) if @tournament.number_of_placers >= 6 && matches_this_round == 1
end
if weight.wrestlers.size >= 7
create_matchup(nil, nil, "7/8", 1, round, weight) if @tournament.number_of_placers >= 8 && matches_this_round == 1
end
end
end
def generate_matches_for_weight(weight)
number_of_placers = @tournament.number_of_placers
bracket_size = weight.calculate_bracket_size
bracket_matches = define_bracket_matches(bracket_size)
def wrestler_with_seed(seed, weight)
wrestler = Wrestler.where("weight_id = ? and bracket_line = ?", weight.id, seed).first
wrestler&.id
end
# Generate round 1 matches
bracket_matches.round_one_matchups.each_with_index do |matchup, index|
matches_this_round = bracket_matches.round_one_matchups.size
bracket_position = matchup[2]
create_matchup_from_seed(
matchup[0],
matchup[1],
bracket_position,
index + 1,
1,
weight
)
end
# Generate remaining championship rounds
bracket_matches.championship_rounds.each do |matchup|
round = matchup[0]
matches_this_round = matchup[1]
bracket_position = matchup[2]
matches_this_round.times do |bracket_position_number|
create_matchup(nil, nil, bracket_position, bracket_position_number + 1, round, weight)
end
end
# Generate consolation matches
bracket_matches.consolation_rounds.each do |matchup|
round = matchup[0]
matches_this_round = matchup[1]
bracket_position = matchup[2]
matches_this_round.times do |bracket_position_number|
create_matchup(nil, nil, bracket_position, bracket_position_number + 1, round, weight)
end
if weight.wrestlers.size >=5
create_matchup(nil, nil, "5/6", 1, round, weight) if @tournament.number_of_placers >= 6 && matches_this_round == 1
end
if weight.wrestlers.size >= 7
create_matchup(nil, nil, "7/8", 1, round, weight) if @tournament.number_of_placers >= 8 && matches_this_round == 1
end
end
end
def create_matchup_from_seed(w1_seed, w2_seed, bracket_position, bracket_position_number, round, weight)
create_matchup(
wrestler_with_seed(w1_seed, weight),
wrestler_with_seed(w2_seed, weight),
bracket_position,
bracket_position_number,
round,
weight
)
end
def wrestler_with_seed(seed,weight)
wrestler = Wrestler.where("weight_id = ? and bracket_line = ?", weight.id, seed).first
if wrestler
return wrestler.id
else
return nil
end
end
def create_matchup_from_seed(w1_seed, w2_seed, bracket_position, bracket_position_number,round,weight)
create_matchup(wrestler_with_seed(w1_seed,weight),wrestler_with_seed(w2_seed,weight), bracket_position, bracket_position_number,round,weight)
end
def create_matchup(w1, w2, bracket_position, bracket_position_number,round,weight)
weight.tournament.matches.create(
w1: w1,
w2: w2,
weight_id: weight.id,
round: round,
bracket_position: bracket_position,
bracket_position_number: bracket_position_number
)
end
def create_matchup(w1, w2, bracket_position, bracket_position_number, round, weight)
weight.tournament.matches.create(
w1: w1,
w2: w2,
weight_id: weight.id,
round: round,
bracket_position: bracket_position,
bracket_position_number: bracket_position_number
)
end
#### Logic below works but not used. Could not find a way to reliably determine a couple things.
# For example, properly forcing the semis to be after round 2 of consolations in a 16 man bracket.
# and properly calculating the number of matches in a round for the consolation rounds.
def calculate_championship_rounds(bracket_size)
return nil if bracket_size <= 0 # Handle invalid input
Math.log2(bracket_size).to_i
end
def calculate_consolation_rounds(bracket_size)
return nil if bracket_size <= 0 || !bracket_size.is_a?(Integer)
championship_rounds = calculate_championship_rounds(bracket_size)
if championship_rounds == 2
return 1
elsif
championship_rounds == 1
return 0
end
extra_powers_of_two = championship_rounds - 3
consolation_rounds = championship_rounds + extra_powers_of_two
consolation_rounds
end
end
def calculate_championship_rounds(bracket_size)
return nil if bracket_size <= 0 # Handle invalid input
Math.log2(bracket_size).to_i
end
def calculate_consolation_rounds(bracket_size)
return nil if bracket_size <= 0 || !bracket_size.is_a?(Integer)
championship_rounds = calculate_championship_rounds(bracket_size)
return 1 if championship_rounds == 2
return 0 if championship_rounds == 1
extra_powers_of_two = championship_rounds - 3
championship_rounds + extra_powers_of_two
end
end