colorls/exe/lc

#!/usr/bin/env ruby

require 'colorls'

args             = *ARGV
opts             = {}

opts[:report]       = args.include?('-r') || args.include?('--report')
opts[:one_per_line] = args.include?('-1')

show_dirs_only   = args.include?('-d')  || args.include?('--dirs')
show_files_only  = args.include?('-f')  || args.include?('--files')
sort_dirs_first  = args.include?('-sd') || args.include?('--sort-dirs')
sort_files_first = args.include?('-sf') || args.include?('--sort-files')

if sort_dirs_first && sort_files_first
  STDERR.puts "\n  Restrain from using -sd and -sf flags together."
    .colorize(:red)
  return
end

if show_files_only && show_dirs_only
  STDERR.puts "\n  Restrain from using -d and -f flags together."
    .colorize(:red)
  return
end

opts[:sort] = if sort_files_first
                :files
              elsif sort_dirs_first
                :dirs
              end

opts[:show] = if show_files_only
                :files
              elsif show_dirs_only
                :dirs
              end

args.keep_if { |arg| !arg.start_with?('-') }

if args.empty?
  ColorLS.new(opts).ls
else
  args.each do |path|
    if Dir.exist?(path)
      ColorLS.new(path, opts).ls
    else
      next STDERR.puts "\n  Specified directory '#{path}' doesn't exist."
        .colorize(:red)
    end
  end
end

true