Class: HealthDataStandards::CQM::Prefilter

Inherits:
Object
  • Object
show all
Includes:
Mongoid::Document
Defined in:
lib/health-data-standards/models/cqm/prefilter.rb

Instance Method Summary collapse

Instance Method Details

#build_query_hash(effective_time) ⇒ Object 



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# File 'lib/health-data-standards/models/cqm/prefilter.rb', line 18

def build_query_hash(effective_time)
  filter_value = if self.effective_time_based
    et = Time.at(effective_time)
    et.years_ago(effective_time_offset).to_i
  else
    self.desired_value
  end

  if self.comparison == '$eq'
    {self.record_field => desired_value}
  else
    {self.record_field => {self.comparison => filter_value}}
  end
end