Class: MusicBox::Discogs

Inherits:
Object
  • Object
show all
Defined in:
lib/musicbox/discogs.rb

Constant Summary collapse

AppName = 
'musicbox-discogs'
ResultsPerPage = 
100

Instance Method Summary collapse

Constructor Details

#initialize(catalog:) ⇒ Discogs

Returns a new instance of Discogs.



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# File 'lib/musicbox/discogs.rb', line 8

def initialize(catalog:)
  @catalog = catalog
  @user, @token = @catalog.config.values_at('user', 'token')
  @discogs = ::Discogs::Wrapper.new(AppName, user_token: @token)
end

Instance Method Details

#discogs_do(command, *args) ⇒ Object

Raises:



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# File 'lib/musicbox/discogs.rb', line 43

def discogs_do(command, *args)
  sleep(1)
;;pp(command: command, args: args)
  result = @discogs.send(command, *args)
  raise Error, "Bad result: #{result.inspect}" if result.nil? || result.message
  result
end

#update ⇒ Object 



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# File 'lib/musicbox/discogs.rb', line 14

def update
  @catalog.collection.destroy!
  page = 1
  loop do
    result = discogs_do(:get_user_collection, @user, page: page, per_page: ResultsPerPage)
    result.releases.each do |release|
      begin
        update_release(release)
      rescue Error => e
        warn "Error: #{e}"
      end
    end
    page = result.pagination.page + 1
    break if page > result.pagination.pages
  end
end

#update_release(release) ⇒ Object 



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# File 'lib/musicbox/discogs.rb', line 31

def update_release(release)
  @catalog.collection.save_item(id: release.id, item: release)
  info = release.basic_information
  @catalog.releases.save_item_if_new(id: info.id) { discogs_do(:get_release, info.id) }
  if info.master_id && info.master_id > 0
    @catalog.masters.save_item_if_new(id: info.master_id) { discogs_do(:get_master_release, info.master_id) }
  end
  info.artists.each do |artist|
    @catalog.artists.save_item_if_new(id: artist.id) { discogs_do(:get_artist, artist.id) }
  end
end