rb_mps_covers

#!/usr/bin/env ruby
# frozen_string_literal: true

# This script takes a list of
# NOID directories containing
# monograph covers and creates copies and
# assign each a monograph ISBN

require 'optparse'
require 'ostruct'

# Determine the root directory of the code base.
script_dir = File.expand_path(File.dirname(__FILE__))
root_dir = File.dirname(script_dir)

require_relative File.join(root_dir, "lib", "logger")

script_logger = UMPTG::Logger.create(logger_fp: STDOUT)

# Process the script parameters.
options = OpenStruct.new
options.fulcrum_host = nil
option_parser = OptionParser.new do |opts|
  opts.banner = "Usage: #{File.basename(__FILE__)}  [-f production|preview|staging] dir_path [dir_path...]"
  opts.on('-f', '--fulcrum_host [production|preview|staging]', 'Fulcrum environment') do |fulcrum_host|
    options.fulcrum_host = fulcrum_host
  end
  opts.on_tail('-h', '--help', 'Print this help message') do
    script_logger.info(opts)
    exit 0
  end
end
option_parser.parse!(ARGV)
if ARGV.count < 1
  script_logger.info(option_parser.help)
  exit 0
end
dir_path_list = ARGV

require 'fileutils'

require_relative File.join(root_dir, 'lib', 'fulcrum')

# Create the serivce for retrieving the manifest.
service = UMPTG::Services::Heliotrope.new(
                :fulcrum_host => options.fulcrum_host
              )

noid_list = []
dir_path_list.each do |dir_path|
  dir_path = File.expand_path(dir_path)
  unless File.exist?(dir_path)
    script_logger.error("invalid directory path #{dir_path}.")
    next
  end
  script_logger.info("*** processing #{File.basename(dir_path)} ***")
  STDOUT.flush

  noid = File.basename(dir_path, ".*")
  manifest = UMPTG::Fulcrum::Manifest::Document.new(
                monograph_id: noid
              )
  if manifest.monograph_row['published?'].downcase != 'true'
    script_logger.info("monograph not published, skipping.")
    next
  end

  cover_file_list = Dir.glob(File.join(dir_path, "*.{jpg,png}"))
  if cover_file_list.empty?
    script_logger.warn("no covers found for #{File.basename(dir_path)}")
    next
  end
  if cover_file_list.count > 1
    script_logger.warn("multiple covers found for #{File.basename(dir_path)}")
    next
  end
  cover_file = cover_file_list.first

  isbns = manifest.isbn
  if isbns.empty?
    script_logger.warn("no isbns for noid #{noid}")
    next
  end
  puts isbns

  oa_isbn = isbns.select {|key,val| ['open access', 'oa access', 'oa', 'open-access'].include?(key.downcase) }
  if oa_isbn.count != 1
    script_logger.warn("found #{oa_isbn.count} OA ISBN(s). Skipping")
    next
  end
  next

  isbn_dir = File.join(File.expand_path(File.join(File.dirname(dir_path), "..", "..")), "isbn_covers")
  FileUtils.mkdir_p(File.join(isbn_dir, noid))

  isbns.values.each do |v|
    v.gsub!(/\-/,'')
    isbn_file = File.join(isbn_dir, noid, v + File.extname(cover_file))
    puts "#{cover_file} ==> #{isbn_file}"
    FileUtils.cp(cover_file, isbn_file)
  end
end