Class: Blacklight::Gallery::SlideshowPreviewComponent

Inherits:
DocumentComponent
  • Object
show all
Defined in:
app/components/blacklight/gallery/slideshow_preview_component.rb

Instance Method Summary collapse

Constructor Details

#initialize(document:, document_counter: nil, **args) ⇒ SlideshowPreviewComponent

Returns a new instance of SlideshowPreviewComponent.



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# File 'app/components/blacklight/gallery/slideshow_preview_component.rb', line 8

def initialize(document:, document_counter: nil, **args)
  super(document: document, document_counter: document_counter, **args)

  @slide_to = @counter - 1
end

Instance Method Details

#before_render ⇒ Object 



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# File 'app/components/blacklight/gallery/slideshow_preview_component.rb', line 14

def before_render
  populate_thumbnail_slot if thumbnail.blank?
  super
end

#data_attributes ⇒ Object 



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# File 'app/components/blacklight/gallery/slideshow_preview_component.rb', line 44

def data_attributes
  # 'context-href': nil is for Blacklight < 7.38, :context_href is for those after 7.38
  {
    'context-href': nil,
    context_href: nil,
    'slide-to': @slide_to,
    'bs-slide-to': @slide_to,
    toggle: "modal",
    'bs-toggle': "modal",
    target: "#slideshow-modal",
    'bs-target': "#slideshow-modal"
  }
end

#link_to_document ⇒ Object 



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# File 'app/components/blacklight/gallery/slideshow_preview_component.rb', line 40

def link_to_document
  helpers.link_to_document(@document, thumbnail, class: 'thumbnail', data: data_attributes)
end

#populate_thumbnail_slot ⇒ Object

populate the thumbnail slot with a value if one wasn’t explicitly provided



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# File 'app/components/blacklight/gallery/slideshow_preview_component.rb', line 20

def populate_thumbnail_slot
  thumbnail_content = presenter.thumbnail.render({ alt: presenter.heading }) if presenter.thumbnail.exists?
  unless thumbnail_content.present?
    thumbnail_content = content_tag(
      :div,
      t(:missing_image, scope: %i[blacklight_gallery catalog grid_slideshow]),
      class: 'thumbnail thumbnail-placeholder'
    )
  end
  with_thumbnail(thumbnail_content)
end

#presenter ⇒ Object 



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# File 'app/components/blacklight/gallery/slideshow_preview_component.rb', line 32

def presenter
  @presenter ||= @view_context.document_presenter(@document)
end

#render_document_class(*args) ⇒ Object 



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# File 'app/components/blacklight/gallery/slideshow_preview_component.rb', line 36

def render_document_class(*args)
  @view_context.render_document_class(*args)
end