commando-masterize

#!/usr/bin/env ruby
require_relative 'commando-helpers.rb'

program :description, 'Takes a batch of AEP working files and copies newest to masters folder'
program :version, '1.0.0'

command :run do |c|
  c.description = ''
  c.option '--input DIR', String, 'Input directory of shots, each containing incremental versions'
  c.option '--glob GLOB', String, 'Input file search glob'
  c.option '--output DIR', String, 'Output directory'
  c.action do |args, options|
    options.default \
      input: "./",
      glob: "*.aep",
      output: "./masters"
    
    options.input = File.expand_path(options.input)
    options.output = File.expand_path(options.output)

    command_header(c, options)

    if ! File.directory?(options.input)
      crash "Input directory '#{options.input}' does not exist"
    end

    if ! File.directory?(options.output)
      crash "Output directory '#{options.output}' does not exist"
    end

    if Dir.glob("#{options.input}/*/#{options.glob}").length == 0
      crash "#{options.input} does not contain any sub-directories containing #{options.glob} files"
    end

    Dir.glob("#{options.input}/*") do |shot|
      # sort input like "foo.bar, foo-02.bar, foo-03.bar" with suffixless first
      files = Dir.glob("#{shot}/#{options.glob}").sort_by do |file|
        filename = File.basename(file, File.extname(file))
        filename.rpartition('-').last.to_i
      end

      unless files.last
        puts "Skipping #{@pastel.bright_yellow shot}, does not contain any #{options.glob} files."
        next
      end

      newest = files.last.clone
      master = "#{options.output}/#{File.basename(shot.clone)}-master#{File.extname(newest)}"

      puts "Copying #{@pastel.bright_blue newest} to #{@pastel.green master}..."
      FileUtils.copy_file(newest, master)
    end
  end
end
default_command :run