module Clapper

# File lib/clapper.rb, line 5
def self.compare(example_list)
  f = Clapper.openFile
  old_examples = f.readlines
  f.close
  parsed_examples = Clapper.parse_examples(old_examples)
  will_clap = false
  f = CSV.open(Clapper.path_to_testfile, "w")
  example_list.each do |example|
    if parsed_examples[example.id] == nil && example.execution_result.status == :passed
      will_clap = true
    elsif parsed_examples[example.id] == :failed && example.execution_result.status == :passed
      will_clap = true
    end
    f << [example.id, example.execution_result.status]
  end
  f.close
  Clapper.clap(will_clap)
end

# File lib/clapper.rb, line 41
def self.clap(will_clap)
  if will_clap
    `play #{Clapper.path_to_audio} trim 0 5`
  end
end

# File lib/clapper.rb, line 26
def self.openFile
  if !File.exist?(Clapper.path_to_testfile)
    CSV.new(File.new(Clapper.path_to_testfile, "w+"))
  else
    CSV.open(Clapper.path_to_testfile, "r+")
  end
end

# File lib/clapper.rb, line 34
def self.parse_examples(old_examples)
  old_examples.reduce({}) do |acc, example_row|
    acc[example_row[0]] = example_row[1].to_sym
    acc
  end
end

# File lib/clapper.rb, line 47
def self.path_to_audio
  File.join(File.dirname(__FILE__), '../assets/Clapping.wav')
end

# File lib/clapper.rb, line 51
def self.path_to_testfile
  # File.join(File.dirname(__FILE__), '../assets/tests.csv')
  "tests.csv"
end