#!/usr/bin/env ruby
# Usage: adjust.rb file_to_convert.ale
# Adjustment values are hardcoded at the moment for a specific project. Will be variable later
 
require 'frametime'
 
ale = ARGV.shift
 
begin
  input = File.read(ale);
 
  # output = File.open(ale)
  output = $stdout
 
  # at the moment the frame times have to be next to each other in the ALE columns
  input.gsub!(/(\d\d:\d\d:\d\d:\d\d)\t(\d\d:\d\d:\d\d:\d\d)\t(\d\d:\d\d:\d\d:\d\d)/) do |m| 
    ft1 = FrameTime.parse($1)
    ft2 = FrameTime.parse($2)
    ft3 = FrameTime.parse($3)
 
    # start time has to increment a second
    ft1.add!(1)
    
    # end time has to decrement one frame
    ft2.minus!(0,1)
    
    # duration has to decrement one second and one frame
    ft3.minus!(1,1)
    
    "#{ft1}\t#{ft2}\t#{ft3}"
  end
  
  output.write input
rescue => e
  puts "Failure: #{e.message}"
  abort
end