Method: LabTech::Experiment#purge_data

Defined in:
app/models/lab_tech/experiment.rb

#purge_data ⇒ Object

I don’t encourage the willy-nilly destruction of experimental results… …but sometimes you just need to start over.



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# File 'app/models/lab_tech/experiment.rb', line 100

def purge_data
  delete_and_count = ->(scope) {
    n0, n1 = 0, 0
    transaction do
      n0 = scope.count
      scope.delete_all
      n1 = scope.count
    end
    n0 - n1
  }

  n = delete_and_count.call( LabTech::Observation.where(result_id: self.result_ids) )
  m = delete_and_count.call( self.results )

  update_attributes(
    equivalent_count:  0,
    timed_out_count:   0,
    other_error_count: 0,
  )

  puts "Deleted #{m} result(s) and #{n} observations"
end