Module: SwitchPoint::Model::ClassMethods

Defined in:
lib/switch_point/model.rb

Instance Method Summary collapse

Instance Method Details

#connection_with_switch_point ⇒ Object 



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# File 'lib/switch_point/model.rb', line 13

def connection_with_switch_point
  if switch_point_proxy
    switch_point_proxy.connection
  else
    connection_without_switch_point
  end
end

#switch_point_proxy ⇒ Object 



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# File 'lib/switch_point/model.rb', line 42

def switch_point_proxy
  if @switch_point_name
    ProxyRepository.checkout(@switch_point_name)
  elsif self == ActiveRecord::Base
    nil
  else
    superclass.switch_point_proxy
  end
end

#transaction_with(*models, &block) ⇒ Object 



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# File 'lib/switch_point/model.rb', line 52

def transaction_with(*models, &block)
  unless can_transaction_with?(*models)
    raise RuntimeError.new("switch_point's model names must be consistent")
  end

  with_writable do
    self.transaction(&block)
  end
end

#use_switch_point(name) ⇒ Object 



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# File 'lib/switch_point/model.rb', line 37

def use_switch_point(name)
  assert_existing_switch_point!(name)
  @switch_point_name = name
end

#with_readonly(&block) ⇒ Object 



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# File 'lib/switch_point/model.rb', line 21

def with_readonly(&block)
  if switch_point_proxy
    switch_point_proxy.with_readonly(&block)
  else
    block.call
  end
end

#with_writable(&block) ⇒ Object 



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# File 'lib/switch_point/model.rb', line 29

def with_writable(&block)
  if switch_point_proxy
    switch_point_proxy.with_writable(&block)
  else
    block.call
  end
end