Class: Kms::HasManyField

Inherits:
Field
  • Object
show all
Defined in:
app/models/kms/has_many_field.rb

Instance Method Summary collapse

Instance Method Details

#get_value(entry) ⇒ Object 



3
4
5
6
7
8
9
10
11
12
13
14
 
# File 'app/models/kms/has_many_field.rb', line 3

def get_value(entry)
  entry_ids = entry.values[liquor_name]
  association_records = Kms::Entry.where(id: entry_ids)
  if entry_ids.present?
    # this one allows ORDER BY the IN value list like this example:
    # SELECT * FROM "comments" WHERE ("comments"."id" IN (1,3,2,4))
    # ORDER BY  id=1 DESC, id=3 DESC, id=2 DESC, id=4 DESC
    order_sql = entry_ids.map {|entry_id| "id=#{entry_id} DESC"}
    association_records = association_records.order(order_sql.join(','))
  end
  Liquor::DropDelegation.wrap_scope(association_records)
end