rename_unavailable.rb

require 'fileutils'
require 'json'

class Record
  def initialize(path)
    @source   = path
    @json     = parse_json
    @name     = @source.sub '.geojson', ''
    @before   = @json.dig 'name'
    @features = @json.dig 'features'
  end

  def parse_json
    content = File.read @source
    JSON.parse content
  rescue StandardError => e
    puts "JSON for source file #{@source} is invalid"
    abort
  end

  def rename!
    puts "renaming: #{@before} ~> #{@name}"
    @json['name'] = @name
  end

  def transform_features!
    @json['features'] = @features.map do |feature|
      url = feature.dig('properties', 'websiteUrl')
      id  = url.sub 'https://geo.nyu.edu/catalog/', ''
      feature['properties']['available'] = false if @name.eql? id
      feature
    end
  end

  def write_to_file!
    outfile = "#{OUTPUT_DIR}/#{@source}"
    pretty  = JSON.pretty_generate @json
    File.open(outfile, 'w') { |f| f.write pretty }
  end
end

OUTPUT_DIR  = 'output'
FILES       = Dir.glob("*\.geojson")

puts "Found #{FILES.length} .geojson records\n\n"
FileUtils.mkdir_p OUTPUT_DIR unless Dir.exist? OUTPUT_DIR

FILES.each do |path|
  record = Record.new path
  record.rename!
  record.transform_features!
  record.write_to_file!
end