module BootstrapForm::Inputs::RadioButton

def radio_button_classes(name, options)
  classes = Array(options[:class]) << "form-check-input"
  classes << "is-invalid" if error?(name)
  classes << "position-static" if options[:skip_label] || options[:hide_label]
  classes.flatten.compact
end

def radio_button_label(name, value, options)
  label_options = { value: value, class: radio_button_label_class(options) }
  label_options[:for] = options[:id] if options[:id].present?
  label(name, options[:label], label_options)
end

def radio_button_label_class(options)
  classes = ["form-check-label"]
  classes << options[:label_class]
  classes << hide_class if options[:hide_label]
  classes.flatten.compact
end

def radio_button_options(name, options)
  radio_button_options = options.except(:class, :label, :label_class, :error_message, :help,
                                        :inline, :hide_label, :skip_label, :wrapper, :wrapper_class)
  radio_button_options[:class] = radio_button_classes(name, options)
  radio_button_options.merge!(required_field_options(options, name))
end

def radio_button_with_bootstrap(name, value, *args)
  options = args.extract_options!.symbolize_keys!
  wrapper_attributes = options[:wrapper] || {}
  wrapper_attributes[:class] = radio_button_wrapper_class(options)
  tag.div(**wrapper_attributes) do
    html = radio_button_without_bootstrap(name, value, radio_button_options(name, options))
    html << radio_button_label(name, value, options) unless options[:skip_label]
    html << generate_error(name) if options[:error_message]
    html
  end
end

def radio_button_wrapper_class(options)
  classes = ["form-check"]
  classes << "form-check-inline" if layout_inline?(options[:inline])
  classes << "disabled" if options[:disabled]
  classes << options.dig(:wrapper, :class).presence
  classes << options[:wrapper_class].presence
  classes.flatten.compact
end