Class: Lab::LabellingService::OrderLabel

Inherits:
Object
  • Object
show all
Defined in:
app/services/lab/labelling_service/order_label.rb

Overview

Prints an order label for order with given accession number.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(order_id) ⇒ OrderLabel

Returns a new instance of OrderLabel.



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# File 'app/services/lab/labelling_service/order_label.rb', line 12

def initialize(order_id)
  @order = Lab::LabOrder.find(order_id)
end

Instance Attribute Details

#order ⇒ Object (readonly)

Returns the value of attribute order.



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# File 'app/services/lab/labelling_service/order_label.rb', line 10

def order
  @order
end

Instance Method Details

#auto12epl ⇒ Object 



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# File 'app/services/lab/labelling_service/order_label.rb', line 134

def auto12epl
  Auto12Epl.new
end

#drawer ⇒ Object 



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# File 'app/services/lab/labelling_service/order_label.rb', line 94

def drawer
  return 'N/A' if order.concept_id == unknown_concept.concept_id
  (order.discontinued_date || order.start_date).strftime('%d/%^b/%Y')
end

#drawer_date ⇒ Object 



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# File 'app/services/lab/labelling_service/order_label.rb', line 99

def drawer_date
  return 'N/A' if order.concept_id == unknown_concept.concept_id

  draw_date = (order.discontinued_date || order.start_date).strftime('%d/%^b/%Y %H:%M:%S')
  "#{draw_date}" || 'N/A'
end

#patient ⇒ Object 



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# File 'app/services/lab/labelling_service/order_label.rb', line 73

def patient
  return @patient if @patient

  person = Person.find(order.patient_id)
  person_name = PersonName.find_by_person_id(order.patient_id)
  patient_identifier = PatientIdentifier.where(type: PatientIdentifierType.where(name: 'National id'),
                                               patient_id: order.patient_id)
                                        .first
  arv_identifier = PatientIdentifier.where(type: PatientIdentifierType.where(name: 'ARV Number'),
                                               patient_id: order.patient_id)
                                        .first
  @patient = OpenStruct.new(
    given_name: person_name.given_name,
    family_name: person_name.family_name,
    birthdate: person.birthdate,
    gender: person.gender,
    nhid: patient_identifier&.identifier || 'Unknown',
    arv: arv_identifier&.identifier || ''
  )
end

#print(use_small_specimen = false, number_of_copies = nil) ⇒ Object 



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# File 'app/services/lab/labelling_service/order_label.rb', line 16

def print(use_small_specimen = false, number_of_copies = nil)
  # NOTE: The arguments are passed into the method below not in the order
  #       the method expects (eg patient_id is passed to middle_name field)
  #       to retain compatibility with labels generated by the `lab test controller`
  #       application of the NLIMS suite.
  zpl = if use_small_specimen
          auto12epl.generate_small_specimen_label(
            patient.family_name,
            patient.given_name,
            patient.gender,
            drawer,
            tests,
            order.accession_number,
            patient.arv,
            number_of_copies
          )
        else
          auto12epl.generate_epl(
            patient.given_name,
            patient.family_name,
            patient.nhid,
            patient.birthdate.strftime('%d/%^b/%Y'),
            '',
            patient.gender,
            '',
            drawer,
            '',
            tests,
            reason_for_test,
            order.accession_number,
            order.accession_number,
            patient.arv,
            number_of_copies
          )
        end
  {
    zpl:,
    data: {
      accession_number: order.accession_number,
      given_name: patient.given_name,
      family_name: patient.family_name,
      nhid: patient.nhid,
      birthdate: patient.birthdate.strftime('%d/%^b/%Y'),
      gender: patient.gender,
      drawer:,
      tests:,
      reason_for_test:
    }
  }
end

#reason_for_test ⇒ Object 



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# File 'app/services/lab/labelling_service/order_label.rb', line 67

def reason_for_test
  return 'Unknown' unless order.reason_for_test

  short_concept_name(order.reason_for_test.value_coded) || 'Unknown'
end

#short_concept_name(concept_id) ⇒ Object 



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# File 'app/services/lab/labelling_service/order_label.rb', line 124

def short_concept_name(concept_id)
  ConceptName.where(concept_id:)
             .min_by { |concept| concept.name.size }
             &.name
end

#specimen ⇒ Object 



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# File 'app/services/lab/labelling_service/order_label.rb', line 106

def specimen
  return 'N/A' if order.concept_id == unknown_concept.concept_id

  ConceptName.find_by_concept_id(order.concept_id)&.name || 'Unknown'
end

#tests ⇒ Object 



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# File 'app/services/lab/labelling_service/order_label.rb', line 112

def tests
  tests = order.tests.map do |test|
    name = short_concept_name(test.value_coded) || 'Unknown'

    next 'VL' if name.match?(/Viral load/i)

    name.size > 7 ? name[0..6] : name
  end

  tests.join(', ')
end

#unknown_concept ⇒ Object 



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# File 'app/services/lab/labelling_service/order_label.rb', line 130

def unknown_concept
  ConceptName.find_by_name('Unknown')
end