interview

# Params: state, id, limit, offset
class Api::NearbySchoolsController < ApplicationController
  before_filter :require_school

  def show
    get_array_of_nearby_school_hashes()
  end

  def limit
    return 3 unless params[:limit]
    [params[:limit].to_i, 6].min
  end

  def school
    # find_by_state_and_id method might return nil
    @school ||= School.find_by_state_and_id(params[:state].downcase!, params[:id])
  end

  def require_school
    if school.blank?
      if !school.active?
        render json: {error: 'School not found'}, status: 404
      end
    end
  end

  def get_array_of_nearby_school_hashes
    array_of_nearby_school_hashes = NearbySchoolsService.nearby_schools(
      school,
      limit: limit,
      offset: params[:offset].to_i
    )

    @array_of_nearby_school_hashes = array_of_nearby_school_hashes
  end

end