require 'json'
require 'validated_object'
require 'schema_dot_org/version'

module SchemaDotOrg
  #
  # Base class for schema types. Refactors out common code.
  #
  class SchemaType < ValidatedObject::Base
    ROOT_ATTR = {"@context" => "http://schema.org"}

     
    def to_s
      to_json_ld(pretty: true)
    end


    def to_json_ld(pretty: false)
      "<script type=\"application/ld+json\">\n" + to_json(pretty: pretty, as_root: true) + "\n</script>"
    end

    
    def to_json(pretty: false, as_root: false)
      structure = as_root ? ROOT_ATTR.merge(to_json_struct) : to_json_struct

      if pretty
        JSON.pretty_generate(structure)
      else
        structure.to_json
      end
    end

  end
end