# Creates sample methods to fetch single records - it can be useful for debugging, to skip some typing :)
#
# @param mode [Symbol] Load the first|last|random records
# @param models [Array] Models to fetch from
#
# @return [Array] the available sample methods
def load_samples(mode: :first, models: [Model1, Model2, Model3])
  puts "> load_samples options => mode: :#{mode} (first|last|random)"
  log_level = Rails.logger.level
  Rails.logger.level = :warn
  results = models.each_with_object({}) do |model, res|
    res[model.table_name.singularize] =
      case mode
      when :first then model.first
      when :last then model.last
      else model.except(:order).order('RANDOM()').first
      end
  end
  Rails.logger.level = log_level
  @samples = OpenStruct.new(results)
  results.each_key do |key|
    Object.define_method(key) { @samples[key] }
  end
  @samples.to_h.keys
end