make-collections.rb

#!/usr/bin/env ruby

require 'find'
require 'fileutils'
require 'pathname'
require 'pry'
require 'active_support/inflector'

Find.find('./models/') do |model_path|
  next if FileTest.directory?(model_path) || model_path.match('custom-fields')

  contents = File.open(model_path, 'rb').read

  basename = File.basename(model_path)
  extension = File.extname(model_path)
  filename = basename.sub!(extension, '')
  plural = filename.pluralize

  collection_path = Pathname.new(model_path).sub('models', 'collections').sub(filename, plural).to_s

  contents = contents.split(/^class/)

  next unless contents.length > 2

  prefix = ''

  contents[0].split("\n").each do |line|
    next if line.match(/mavenlink-(model|collection)/)
    prefix += "#{line.strip}\n"
  end

  model_contents = contents[1].strip
  collection_contents = contents[2].strip

  File.open(model_path, 'w') do |file|
    file.puts '#= require ../model'
    file.print "\n#{prefix}" if prefix.length > 0
    file.puts "\nclass #{model_contents}"
  end

  File.open(collection_path, 'w') do |file|
    file.puts '#= require ../collection'
    file.puts "#= require ../models/#{filename}"
    file.puts "\nclass #{collection_contents}"
  end
end