class MavisCLI::VaccinationRecords::SearchImmsAPI

# File app/lib/mavis_cli/vaccination_records/search_imms_api.rb, line 19
def call(
  patient_id:,
  programme_types:,
  date_from: nil,
  date_to: nil,
  output_file: nil,
  **
)
  MavisCLI.load_rails

  unless Flipper.enabled?(:imms_api_integration)
    puts "Cannot search: Feature flag :imms_api_integration is not enabled"
    return
  end

  patient = Patient.find_by(id: patient_id)
  if patient.nil?
    puts "Error: Patient with ID #{patient_id} not found"
    return
  end

  programmes =
    if programme_types.empty?
      Programme.all
    else
      programme_types.map { |type| Programme.find(type.downcase) }
    end

  if programmes.any?(&:nil?)
    puts "Error: One or more programmes not found in database; " \
           "available types are: #{Programme::TYPES.join(", ")}"
    return
  end

  from_date = parse_date_opt(date_from, "DATE_FROM")
  return if from_date == :error
  to_date = parse_date_opt(date_to, "DATE_TO")
  return if to_date == :error

  if from_date && to_date && from_date > to_date
    puts "Error: DATE_FROM cannot be after DATE_TO"
    return
  end

  bundle =
    NHS::ImmunisationsAPI.search_immunisations(
      patient,
      programmes: programmes,
      date_from: from_date,
      date_to: to_date
    )

  if bundle.nil?
    puts "No result returned"
    return
  end

  json = bundle.to_json
  pretty = JSON.pretty_generate(JSON.parse(json))

  if output_file && !output_file.strip.empty?
    File.write(output_file, pretty)
    puts "Saved JSON to #{output_file}"
  else
    puts pretty
  end
end