Class: CascadeDeleter

Inherits:
Object
  • Object
show all
Defined in:
lib/cascade_deleter.rb

Overview

Debug ################ gem cleanup cascade-deleter rm cascade-deleter-X.Y.Z.gem gem build cascade_deleter gem install cascade-deleter-X.Y.Z.gem ruby -Itest test/test_cascade_deleter.rb

Instance Method Summary collapse

Constructor Details

#initialize(items) ⇒ CascadeDeleter

Returns a new instance of CascadeDeleter.



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# File 'lib/cascade_deleter.rb', line 26

def initialize(items)
  @items = items
  @class = @items.klass
  @classes = classes
end

Instance Method Details

#delete_all(except: [], custom_joins: {}, method: :hard) ⇒ Object 



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# File 'lib/cascade_deleter.rb', line 32

def delete_all(except: [], custom_joins: {}, method: :hard)
  @classes = @classes.without(*except)
  Deactivator.new(@classes).without_default_scopes do
    ActiveRecord::Base.connection.execute('SET FOREIGN_KEY_CHECKS = 0;')

    ActiveRecord::Base.transaction do
      @classes.map(&:constantize).each do |klass|
        delete(klass, build_join(klass, custom_joins), method)
      end
    end
  ensure
    ActiveRecord::Base.connection.execute('SET FOREIGN_KEY_CHECKS = 1;')
  end
end