Class: Measures::CqlLoader

Inherits:
Object
  • Object
show all
Defined in:
lib/measure-loader/cql_loader.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(measure_zip, measure_details, value_set_loader = nil) ⇒ CqlLoader

Returns a new instance of CqlLoader.



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# File 'lib/measure-loader/cql_loader.rb', line 4

def initialize(measure_zip, measure_details, value_set_loader = nil)
  @measure_zip = measure_zip
  @measure_details = measure_details.deep_symbolize_keys
  @vs_model_cache = {}
  @value_set_loader = value_set_loader
  @value_set_loader.vs_model_cache = @vs_model_cache if @value_set_loader.present?
end

Class Method Details

.update_population_set_and_strat_titles(measure, population_titles) ⇒ Object 



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# File 'lib/measure-loader/cql_loader.rb', line 30

def self.update_population_set_and_strat_titles(measure, population_titles)
  # Sample population_titles: [pop set 1 title, pop set 2 title, pop set 1 strat 1 title,
  #                   pop set 1 strat 2 title, pop set 2 strat 1 title, pop set 2 strat 2 title]
  # Note RE composite measures: components and composite must have same population sets and strats
  return if population_titles.nil? || population_titles.empty?
  title_idx = 0
  measure.population_sets.each do |population_set|
    population_set.title = population_titles[title_idx] if population_titles[title_idx].present?
    title_idx += 1
    break if title_idx >= population_titles.size
  end

  return if title_idx >= population_titles.size

  measure.population_sets.flat_map(&:stratifications).each do |strat|
    strat.title = population_titles[title_idx] if population_titles[title_idx].present?
    title_idx += 1
    break if title_idx >= population_titles.size
  end
end

Instance Method Details

#extract_measures ⇒ Object

Returns an array of measures, will contain a single measure if it is a non-composite measure



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# File 'lib/measure-loader/cql_loader.rb', line 13

def extract_measures
  measure_files = MATMeasureFiles.create_from_zip_file(@measure_zip)

  measures = []
  if measure_files.components.present?
    measure, component_measures = create_measure_and_components(measure_files)
    measures.push(*component_measures)
  else
    measure = create_measure(measure_files)
  end
  measure.package = CQM::MeasurePackage.new(file: BSON::Binary.new(@measure_zip.read))
  measures << measure

  measures.each { |m| CqlLoader.update_population_set_and_strat_titles(m, @measure_details[:population_titles]) }
  return measures
end