class StatusGenerator::Programme

# File app/lib/status_generator/programme.rb, line 11
def initialize(
  programme_type:,
  academic_year:,
  patient:,
  patient_locations:,
  consents:,
  triages:,
  attendance_record:,
  vaccination_records:,
  parents:,
  consent_notifications:
)
  @programme_type = programme_type
  @academic_year = academic_year
  @patient = patient
  @patient_locations = patient_locations
  @consents = consents
  @triages = triages
  @attendance_record = attendance_record
  @vaccination_records = vaccination_records
  @parents = parents
  @consent_notifications =
    find_matching_consent_notifications(consent_notifications)

  @vaccination_criteria =
    VaccinationCriteria.new(
      programme_type:,
      academic_year:,
      patient:,
      vaccination_records:
    )
end

# File app/lib/status_generator/programme.rb, line 160
def consent_status
  consent_generator.status
end

# File app/lib/status_generator/programme.rb, line 164
def consent_vaccine_methods
  consent_generator.vaccine_methods
end

# File app/lib/status_generator/programme.rb, line 141
def date
  if (
       delay_vaccination_until_date =
         triage_generator.delay_vaccination_until_date
     )
    delay_vaccination_until_date
  elsif vaccinated_vaccination_record
    vaccinated_vaccination_record.performed_at_date
  elsif is_absent?
    attendance_record.date
  else
    vaccination_records.map(&:performed_at_date).max
  end
end

# File app/lib/status_generator/programme.rb, line 90
def disease_types
  return nil if not_eligible?

  if vaccinated_vaccination_record
    vaccinated_vaccination_record.disease_types
  elsif consent_status.in?(%i[given refused conflicts])
    consent_generator.disease_types
  end
end

# File app/lib/status_generator/programme.rb, line 100
def dose_sequence
  return unless is_eligible?

  # Patients receive dose 5 of Td/IPV by default, regardless of vaccination history
  return 5 if programme.td_ipv?

  valid_vaccination_records.count + 1
end

# File app/lib/status_generator/programme.rb, line 156
def location_id
  vaccinated_vaccination_record&.location_id
end

# File app/lib/status_generator/programme.rb, line 44
def programme
  Programme.find(programme_type, disease_types:, patient:)
end

# File app/lib/status_generator/programme.rb, line 48
def status
  if should_be_vaccinated_already?
    :vaccinated_already
  elsif should_be_vaccinated_fully?
    :vaccinated_fully
  elsif should_be_cannot_vaccinate_unwell?
    :cannot_vaccinate_unwell
  elsif should_be_cannot_vaccinate_refused?
    :cannot_vaccinate_refused
  elsif should_be_cannot_vaccinate_contraindicated?
    :cannot_vaccinate_contraindicated
  elsif should_be_cannot_vaccinate_absent?
    :cannot_vaccinate_absent
  elsif should_be_cannot_vaccinate_do_not_vaccinate?
    :cannot_vaccinate_do_not_vaccinate
  elsif should_be_needs_consent_no_contact_details?
    :needs_consent_no_contact_details
  elsif should_be_needs_consent_no_response?
    :needs_consent_no_response
  elsif should_be_cannot_vaccinate_delay_vaccination?
    :cannot_vaccinate_delay_vaccination
  elsif should_be_due?
    :due
  elsif should_be_needs_triage?
    :needs_triage
  elsif should_be_has_refusal_consent_conflicts?
    :has_refusal_consent_conflicts
  elsif should_be_has_refusal_consent_refused?
    :has_refusal_consent_refused
  elsif should_be_needs_consent_follow_up_requested?
    :needs_consent_follow_up_requested
  elsif should_be_needs_consent_request_failed?
    :needs_consent_request_failed
  elsif should_be_needs_consent_request_scheduled?
    :needs_consent_request_scheduled
  elsif should_be_needs_consent_request_not_scheduled?
    :needs_consent_request_not_scheduled
  else
    :not_eligible
  end
end

# File app/lib/status_generator/programme.rb, line 123
def vaccine_methods
  if not_eligible? ||
       triage_generator.status.in?(
         %i[required invite_to_clinic do_not_vaccinate]
       ) ||
       consent_status.in?(
         %i[no_response conflicts refused follow_up_requested]
       )
    return nil
  end

  if triage_generator.vaccine_method
    [triage_generator.vaccine_method]
  else
    consent_vaccine_methods
  end
end

# File app/lib/status_generator/programme.rb, line 109
def without_gelatine
  if not_eligible? ||
       triage_generator.status.in?(
         %i[required invite_to_clinic do_not_vaccinate]
       ) ||
       consent_status.in?(
         %i[no_response conflicts refused follow_up_requested]
       )
    return nil
  end

  triage_generator.without_gelatine || consent_generator.without_gelatine
end