require 'yaml'

module ImportScripts::PhpBB3
  class Settings
    def self.load(filename)
      yaml = YAML::load_file(filename)
      Settings.new(yaml)
    end

    attr_reader :import_anonymous_users
    attr_reader :import_attachments
    attr_reader :import_private_messages
    attr_reader :import_polls
    attr_reader :import_bookmarks
    attr_reader :import_passwords

    attr_reader :import_uploaded_avatars
    attr_reader :import_remote_avatars
    attr_reader :import_gallery_avatars

    attr_reader :use_bbcode_to_md

    attr_reader :original_site_prefix
    attr_reader :new_site_prefix
    attr_reader :base_dir
    attr_reader :permalinks

    attr_reader :username_as_name
    attr_reader :emojis

    attr_reader :database

    def initialize(yaml)
      import_settings = yaml['import']
      @import_anonymous_users = import_settings['anonymous_users']
      @import_attachments = import_settings['attachments']
      @import_private_messages = import_settings['private_messages']
      @import_polls = import_settings['polls']
      @import_bookmarks = import_settings['bookmarks']
      @import_passwords = import_settings['passwords']

      avatar_settings = import_settings['avatars']
      @import_uploaded_avatars = avatar_settings['uploaded']
      @import_remote_avatars = avatar_settings['remote']
      @import_gallery_avatars = avatar_settings['gallery']

      @use_bbcode_to_md = import_settings['use_bbcode_to_md']

      @original_site_prefix = import_settings['site_prefix']['original']
      @new_site_prefix = import_settings['site_prefix']['new']
      @base_dir = import_settings['phpbb_base_dir']
      @permalinks = PermalinkSettings.new(import_settings['permalinks'])

      @username_as_name = import_settings['username_as_name']
      @emojis = import_settings.fetch('emojis', [])

      @database = DatabaseSettings.new(yaml['database'])
    end
  end

  class DatabaseSettings
    attr_reader :type
    attr_reader :host
    attr_reader :port
    attr_reader :username
    attr_reader :password
    attr_reader :schema
    attr_reader :table_prefix
    attr_reader :batch_size

    def initialize(yaml)
      @type = yaml['type']
      @host = yaml['host']
      @port = yaml['port']
      @username = yaml['username']
      @password = yaml['password']
      @schema = yaml['schema']
      @table_prefix = yaml['table_prefix']
      @batch_size = yaml['batch_size']
    end
  end

  class PermalinkSettings
    attr_reader :create_category_links
    attr_reader :create_topic_links
    attr_reader :create_post_links
    attr_reader :normalization_prefix

    def initialize(yaml)
      @create_category_links = yaml['categories']
      @create_topic_links = yaml['topics']
      @create_post_links = yaml['posts']
      @normalization_prefix = yaml['prefix']
    end
  end
end