Module: HalApi::Representer::CollectionPaging

Extended by:
ActiveSupport::Concern
Included in:
PagedCollectionRepresenter
Defined in:
lib/hal_api/representer/collection_paging.rb

Instance Method Summary collapse

Instance Method Details

#href_url_helper(options = {}) ⇒ Object

refactor to use single property, :url, that can be a method name, a string, or a lambda if it is a method name, execute against self - the representer - which has local url helpers methods if it is a sym/string, but self does not respond to it, then just use that string if it is a lambda, execute in the context against the represented.parent (if there is one) or represented



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# File 'lib/hal_api/representer/collection_paging.rb', line 56

def href_url_helper(options={})
  if represented_url.nil?
    options = options.except(:format)
    result = url_for(options.merge(only_path: true)) rescue nil
    if represented.parent
      result ||= polymorphic_path([:api, represented.parent, represented.item_class], options) rescue nil
    end
    result ||= polymorphic_path([:api, represented.item_class], options) rescue nil
    return result
  end

  if represented_url.respond_to?(:call, true)
    instance_exec(options, &represented_url)
  elsif respond_to?(represented_url, true)
    send(represented_url, options)
  else
    represented_url.to_s
  end
end

#params ⇒ Object 



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# File 'lib/hal_api/representer/collection_paging.rb', line 32

def params
  represented.params
end

#profile_url(represented) ⇒ Object 



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# File 'lib/hal_api/representer/collection_paging.rb', line 48

def profile_url(represented)
  model_uri(:collection, represented.item_class)
end

#represented_url ⇒ Object 



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# File 'lib/hal_api/representer/collection_paging.rb', line 76

def represented_url
  @represented_url ||= represented.try(:url)
end

#self_url(represented) ⇒ Object 



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# File 'lib/hal_api/representer/collection_paging.rb', line 36

def self_url(represented)
  href_url_helper(represented.params)
end

#vary_params ⇒ Object 



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# File 'lib/hal_api/representer/collection_paging.rb', line 44

def vary_params
  %w(page per zoom filters sorts)
end

#vary_url(represented) ⇒ Object 



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# File 'lib/hal_api/representer/collection_paging.rb', line 40

def vary_url(represented)
  href_url_helper(represented.params.except(*vary_params))
end