Module: ActiveAdmin::Helpers::Collection

Included in:
Views::IndexList, Views::Pages::Index, Views::PaginatedCollection, Views::Scopes
Defined in:
lib/active_admin/helpers/collection.rb

Instance Method Summary collapse

Instance Method Details

#collection_is_empty?(c = collection) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_admin/helpers/collection.rb', line 16

def collection_is_empty?(c = collection)
  collection_size(c) == 0
end

#collection_size(c = collection) ⇒ Object

  1. removes ‘select` and `order` to prevent invalid SQL

  2. correctly handles the Hash returned when ‘group by` is used



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# File 'lib/active_admin/helpers/collection.rb', line 7

def collection_size(c = collection)
  return c.count if c.is_a?(Array)
  return c.length if c.limit_value

  c = c.except :select, :order

  c.group_values.present? ? c.count.count : c.count
end