help.rb

require 'rubyXL'

# This is a class. It does a lot of things on which I will elaborate later.

class Kincom
  def initialize(file, name)
    @filename = find_filename(file)
    @subject = name
    # Returns object with sheets
    xlsx_sheets = load(file)
    # Returns an array with arrays of raw data for each kick
    extract_values(xlsx_sheets)
  end

  def load(file)
    book = RubyXL::Parser.parse(file)
    book.worksheets
  end

  def extract_values(sheets)
    array = []
    sheets.each do |sheet|
      array << sheet.map { |row| row[1].value.to_f }
    end
    array
  end

  def find_filename(file)
    File.basename(file)
  end

  def calculate
    each do |a|
      if positive?(a) == true
        right_kick = true
        normalize(self, right_kick)
      elsif positive?(a) == false
        right_kick = false
        normalize(self, right_kick)
      else
        puts 'Fejl.'
      end
    end
    return { right: right_array, left: left_array }
  end

  def positive?(array)
    return true if array.inject(:+).quo(array.size) > 0
  end

  def normalize(array, right_kick)
    array.reverse!
    volt = array.drop(array.length / 3)
    volt.reverse!
    if right_kick == true
      volt.map! { |x| x + array.min.abs }
    elsif right_kick == false
      volt.map! { |x| (x - array.max.abs) * -1 }
    else
      puts 'lol'
    end
  end
end
puts 'tester..'
test = Kincom.new('test.xlsx', 'Lol')
test.calculate
p test