Rewrite EDF Header Start Date of Recording

tutorial_03.rb

# tutorial_03.rb
# sleepdata.org
# author: @remomueller
#
# Required Gems:
#
# gem install colorize edfize nsrr --no-document
#
# To Run Script:
#
# ruby tutorial_03.rb

require 'rubygems'
require 'colorize'
require 'edfize'
require 'nsrr'
require 'nsrr/commands/download'

Nsrr::Commands::Download.run(%w(download learn/polysomnography/edfs/learn-nsrr01.edf --token=public))
Nsrr::Commands::Download.run(%w(download learn/polysomnography/edfs/invalid/learn-nsrr01-invalid-date.edf --token=public))

puts "EDFs Downloaded: #{Edfize.edf_paths.count}"

INVALID_DATE = '00.00.00'
CLIPPING_DATE = '01.01.85'

Edfize.edfs do |edf|
  if edf.start_date_of_recording == INVALID_DATE
    initial_date = edf.start_date_of_recording
    edf.update(start_date_of_recording: CLIPPING_DATE)
    puts initial_date.colorize(:red) + " to " + edf.start_date_of_recording.colorize(:green) + " for #{edf.filename}"
  else
    puts "   OK".colorize(:green) + "       #{edf.start_date_of_recording} for #{edf.filename}"
  end
end

puts "\nCongrats! You have completed your third tutorial!".colorize(:green).on_white