panel/app/helpers/application_helper.rb

# frozen_string_literal: true

# Helpers
module ApplicationHelper
  # Devuelve el atributo name de un campo posiblemente anidado
  def field_name_for_post(names)
    return ['post', names] if names.is_a? String

    names = names.dup
    root = 'post'
    name = names.pop
    names.each do |n|
      root = "#{root}[#{n}]"
    end

    [root, name]
  end

  def field_name_for_post_as_string(names)
    f = field_name_for_post(names)

    "#{f.first}[#{f.last}]"
  end

  def sanitize_markdown(text, options = {})
    sanitize(CommonMarker.render_html(text), options)
  end

  def invalid?(model, field)
    model.errors.messages[field].present?
  end

  def form_control(model, field)
    if invalid? model, field
      'form-control is-invalid'
    else
      'form-control'
    end
  end

  def form_class(model)
    model.errors.messages.empty? ? 'needs-validation' : 'was-validated'
  end
end