Class: MalawiHivProgramReports::Clinic::IptCoverage

Inherits:
Object
  • Object
show all
Defined in:
app/services/malawi_hiv_program_reports/clinic/ipt_coverage.rb

Instance Method Summary collapse

Constructor Details

#initialize(start_date:, end_date:) ⇒ IptCoverage

Returns a new instance of IptCoverage.



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# File 'app/services/malawi_hiv_program_reports/clinic/ipt_coverage.rb', line 11

def initialize(start_date:, end_date:)
  @start_date = start_date.to_date.strftime('%Y-%m-%d 00:00:00')
  @end_date = end_date.to_date.strftime('%Y-%m-%d 23:59:59')
end

Instance Method Details

#data ⇒ Object 



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# File 'app/services/malawi_hiv_program_reports/clinic/ipt_coverage.rb', line 16

def data
  patient_ids = []
  patients = {}

  (on_art_in_reporting_period || []).each do |data|
    patient_ids << data['patient_id'].to_i
  end

  return patients if patient_ids.blank?

  data = ipt_dispensations(patient_ids)

  (data || []).each do |record|
    patient_id = record['patient_id'].to_i
    age_group = record['age_group']
    gender = record['gender']

    gender = if gender.blank?
               'Unknown'
             else
               (/F/i.match?(gender) ? 'Female' : 'Male')
             end

    patients[age_group] = {} if patients[age_group].blank?
    patients[age_group][gender] = {} if patients[age_group][gender].blank?
    patients[age_group][gender][patient_id] = 0 if patients[age_group][gender][patient_id].blank?

    prescription_info = ActiveRecord::Base.connection.select_one <<-SQL
      SELECT TIMESTAMPDIFF(day, DATE('#{record['start_date']}'), DATE('#{record['auto_expire_date']}')) days;
    SQL

    next if prescription_info['days'].blank?

    patients[age_group][gender][patient_id] += prescription_info['days'].to_i
  end

  age_groups = {}

  (patients || {}).each do |keys, values|
    pats = values
    (pats || {}).each do |sex, ids|
      (ids || {}).each do |patient_id, count|
        next unless count >= 168

        age_groups[keys] = {} if age_groups[keys].blank?
        age_groups[keys][sex] = [] if age_groups[keys][sex].blank?
        age_groups[keys][sex] << patient_id
      end
    end
  end

  age_groups
end