calls_controller.rb

class CallsController < ApplicationController
  calls_controller

  before_filter :resource,             :only => [:create, :destroy]
  before_filter :check_for_valid_call, :only => [:update, :destroy, :show]
  before_filter :check_for_other_call, :only => [:create]

  def create
    @patient.calls << PatientCall.new
    begin
      @patient.save!
      current_user.start_working!(@patient)
      redirect_to verify_patient_personal_information_path(@patient)
    rescue Mongoid::Errors::Validations => e
      AppError.create({:message => e.message, :document_id => @patient.id, :document_collection => 'Patient'})
      flash[:error] = "You cannot begin service on this patient because their record is invalid."
      redirect_to edit_patient_path(@patient)
    end
  end

  update! do |success, failure|
    success.html do
      @patient.save!

      if resource.fully_verified? or resource.skipped_personal_information_verification?
        json_redirect_to patient_call_path(@patient), :load_in_dialog => true
      else
        redirect_to_edit_and_verify
      end
    end
  end

  def show
    @interventions = @patient.pending_interventions
    resource.completion_action = 'failed' if resource.skipped_personal_information_verification
  end

  def destroy
    current_user.stop_working!(@patient)
    resource.cancel!
    flash[:notice] = "Call for #{@patient.full_name} canceled"
    json_redirect_to root_url
  end

  private

  def check_for_other_call
    if current_user.working_patient && current_user.working_patient_id != @patient.id
      current_patient = current_user.working_patient
      flash[:error] = "You cannot start a call with this patient because you are already on a call with #{@template.link_to(current_patient.full_name, edit_patient_path(current_patient))}</a>"
      json_redirect_to edit_patient_path(@patient)
    end
  end

  def check_for_valid_call
    if resource.nil? or current_user.working_patient_id != @patient.id
      flash[:error] = "You cannot complete this patient because you have not started a call with this patient"
      json_redirect_to edit_patient_path(@patient)
    end
  end

  def redirect_to_edit_and_verify
    flash[:error] = "All steps must be verified before completing this call"
    json_redirect_to edit_patient_path(@patient)
  end
end