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Versions: 12
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Stored size: 1.71 KB
Contents
# frozen_string_literal: true
require 'active_support'
class DHS::Collection < DHS::Proxy
module InternalCollection
extend ActiveSupport::Concern
# The internal collection class that includes enumerable
# and insures to return DHS::Items in case of iterating items
class Collection
include Enumerable
attr_accessor :raw
delegate :length, :size, :first, :last, :sample, :[], :present?, :blank?, :empty?,
:<<, :push, :insert, to: :raw
def initialize(raw, parent, record)
self.raw = raw
@parent = parent
@record = record
end
def to_ary
map { |item| item }
end
def each(&_block)
raw.each do |item|
if item.is_a? Hash
yield cast_item(item)
else
yield item
end
end
end
def compact
dup.tap do |collection|
collection.compact! if collection.raw.present?
end.as_json # do not return an internal collection!
end
def compact!
self.raw = raw.map do |item|
if item.is_a?(DHS::Data) && item._request && !item._request.response.success?
nil
else
cast_item(item)
end
end.compact
end
private
def cast_item(item)
data = DHS::Data.new(item, @parent, @record)
(record_by_href(item) || @record)&.new(data) || data
end
def record_by_href(item)
return if plain_value?(item) || item[:href].blank?
DHS::Record.for_url(item[:href])
end
def plain_value?(item)
item.is_a?(String) || item.is_a?(Numeric) || item.is_a?(TrueClass) || item.is_a?(FalseClass)
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems