class Superbowl::BoxScoreHistory
Public Class Methods
new(box_scores)
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# File lib/superbowl/box_score_history.rb, line 10 def initialize(box_scores) @counts = Array.new(10) { Array.new(10) { 0 } } box_scores.each do |box_score| x, y = box_score.values_at('x', 'y').map(&:to_i) @counts[x][y] += 1 end @num_box_scores = box_scores.count end
parse(filename)
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# File lib/superbowl/box_score_history.rb, line 6 def self.parse(filename) new(CSV.open(filename, headers: %w(quarter x y)).to_a) end
Public Instance Methods
grid_color(row_index, col_index)
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# File lib/superbowl/box_score_history.rb, line 30 def grid_color(row_index, col_index) hex_val = 15 - (ratio(row_index, col_index) * 100).to_i hex_val.to_s(16) * 6 end
probability(row_index, col_index)
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# File lib/superbowl/box_score_history.rb, line 26 def probability(row_index, col_index) "%.2f%" % (ratio(row_index, col_index) * 100) end
ratio(row_index, col_index)
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# File lib/superbowl/box_score_history.rb, line 21 def ratio(row_index, col_index) # TODO: force symmetry? @counts[row_index][col_index].to_f / @num_box_scores end