Module: SimpleDrilldown::Changes::ClassMethods

Defined in:
lib/simple_drilldown/changes.rb

Overview

Class methods for Changes

Instance Method Summary collapse

Instance Method Details

#changes_for(*fields) ⇒ Object 



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# File 'lib/simple_drilldown/changes.rb', line 12

def changes_for(*fields)
  fields.each do |field|
    condition_proc = lambda do
      in_join = is_a?(ActiveRecord::Associations::JoinDependency::JoinAssociation)
      table_alias = in_join ? aliased_table_name : AuditLog.table_name
      "#{table_alias}.new_values LIKE '%#{field}%'"
    end
    has_many :"#{field}_changes", -> { where(condition_proc.call).order(:created_at) },
             class_name: :AuditLog, foreign_key: :record_id
  end
end