Class: Arara::Tags::Select

Inherits:
ActionView::Helpers::Tags::Base
  • Object
show all
Defined in:
app/components/arara/tags/select.rb

Overview

:nodoc:

Instance Method Summary collapse

Constructor Details

#initialize(object_name, method_name, template_object, choices, options, html_options) ⇒ Select

Returns a new instance of Select.



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# File 'app/components/arara/tags/select.rb', line 6

def initialize(object_name, method_name, template_object, choices, options, html_options)
  @choices = block_given? ? template_object.capture { yield || "" } : choices
  @choices = @choices.to_a if @choices.is_a?(Range)

  @html_options = html_options

  super(object_name, method_name, template_object, options)
end

Instance Method Details

#options_for_select(container, selected = nil) ⇒ Object

my method



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# File 'app/components/arara/tags/select.rb', line 63

def options_for_select(container, selected = nil)
  return container if String === container

  selected, disabled = extract_selected_and_disabled(selected).map do |r|
    Array(r).map(&:to_s)
  end

  container.map do |element|
    html_attributes = option_html_attributes(element)
    text, value = option_text_and_value(element).map(&:to_s)

    html_attributes[:selected] ||= option_value_selected?(value, selected)
    html_attributes[:disabled] ||= disabled && option_value_selected?(value, disabled)
    html_attributes[:value] = value

    # also set the label
    html_attributes[:label] = text

    # and render our component
    @template_object.template.render(Arara::SelectItemComponent, html_attributes.symbolize_keys)
  end.join("\n").html_safe
end

#render ⇒ Object 



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# File 'app/components/arara/tags/select.rb', line 15

def render
  option_tags_options = {
    selected: @options.fetch(:selected) { value.to_s },
    disabled: @options[:disabled]
  }

  option_tags = if grouped_choices?
    grouped_options_for_select(@choices, option_tags_options)
  else
    options_for_select(@choices, option_tags_options)
  end

  if option_tags_options[:selected]
     selected_element = @choices.select { |x| x[1].to_s == option_tags_options[:selected] }.first
     if selected_element
      selected_label = selected_element[0].to_s
      selected_value = selected_element[1].to_s
     end
     @options.merge!(
       selected_value: selected_value,
       selected_label: selected_label,
     )
  end

  select_content_tag(option_tags, @options, @html_options)
end

#select_content_tag(option_tags, options, html_options) ⇒ Object 



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# File 'app/components/arara/tags/select.rb', line 86

def select_content_tag(option_tags, options, html_options)
  html_options = html_options.stringify_keys
  add_default_name_and_id(html_options)
  
  if placeholder_required?(html_options)
    raise ArgumentError, "include_blank cannot be false for a required field." if options[:include_blank] == false
    options[:include_blank] ||= true unless options[:prompt]
  end
  
  value = options.fetch(:selected) { value() }
  select = content_tag("select", add_options(option_tags, options, value), html_options)
  
  if html_options["multiple"] && options.fetch(:include_hidden, true)
    tag("input", disabled: html_options["disabled"], name: html_options["name"], type: "hidden", value: "") + select
  else
    select
  end

  select_options = options.merge(html_options)
  @template_object.template.render(Arara::SelectComponent, select_options.symbolize_keys) do
    option_tags
  end
end