tasks_helper.rb

  def email_task_link(task)
    patient = task.patient
    practice = patient.practice
    types = %w[sm_dso_doctor_setup_review_approve_order_aligner
               assign_clinical_advisor
               select_package_type]
    options = [
      { link: 'task_setup_review_url',      args: %i[practice task] },
      { link: 'edit_practice_patient_url',  args: %i[practice task] },
      { link: 'new_order_url',              args: %i[practice patient] }
    ]
    kinds = [types, options].transpose.to_h
    kind = task.kind
    if types.include?(kind)
      index = kinds[kind]
      mapped_args = index[:args].map { |arg| binding.local_variable_get arg }
      send index[:link].to_sym, *mapped_args