Module: SidebarHelpers

Defined in:
lib/coursegen/course/helpers/sidebar_helpers.rb

Overview

SidebarHelpers is a set of helpers to display the navigation sidebar.

Instance Method Summary collapse

Instance Method Details

#collapsed_indicator(coll) ⇒ Object 



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# File 'lib/coursegen/course/helpers/sidebar_helpers.rb', line 31

def collapsed_indicator(coll)
  icon_markup(coll ? :plus : :minus)
end

#flat_section(sect) ⇒ Object 



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# File 'lib/coursegen/course/helpers/sidebar_helpers.rb', line 48

def flat_section(sect)
  disp_clause = sect.collapsed? ? 'display: none' : 'display: block'
  str = "<ul class=\"tree\" style=\"#{disp_clause}\">"
  str = sect.reduce(str) { |acc, item| acc + flat_section_item_link(item) }
  str + '</ul>'
end

#flat_section_item_link(citem) ⇒ Object 



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# File 'lib/coursegen/course/helpers/sidebar_helpers.rb', line 55

def flat_section_item_link(citem)
  bullet = @sect_def.options[:bullet]
  path = @items[citem.identifier].path
  "<li class=\"#{citem.css_class}\">#{icon_markup(bullet)}<a href=\"#{path}\">#{citem.title}</a></li>"
end

#icon_markup(icon_type) ⇒ Object 



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# File 'lib/coursegen/course/helpers/sidebar_helpers.rb', line 61

def icon_markup(icon_type)
  return '' if icon_type.nil?

  css_class = { dash: 'glyphicon-minus', star: 'glyphicon-star', plus: 'glyphicon-plus-sign', minus: 'glyphicon-minus-sign' }.fetch(icon_type)
  "<span class=\"glyphicon #{css_class}\" style=#{STYLING_CONFIG[:bullet_style]}></span>"
end

#nested_section(sect) ⇒ Object 



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# File 'lib/coursegen/course/helpers/sidebar_helpers.rb', line 15

def nested_section(sect)
  sect.subsections.reduce('') { |acc, subs| acc + subsection_body(subs) }
end

#section_helper(title: nil, selector: nil) ⇒ Object 



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# File 'lib/coursegen/course/helpers/sidebar_helpers.rb', line 3

def section_helper(title: nil, selector: nil)
  sect = Toc.instance.section(selector)
  @sect_def = Toc.instance.section_def(selector)
  str = "<li>
          <label class=\"tree-toggler level1\">
            #{collapsed_indicator(sect.collapsed?)}
            #{title}
          </label>
          #{sect.has_subsections? ? nested_section(sect) : flat_section(sect)}
        </li>"
end

#subsection(subsect, collapsed) ⇒ Object 



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# File 'lib/coursegen/course/helpers/sidebar_helpers.rb', line 35

def subsection(subsect, collapsed)
  disp_clause = collapsed ? 'display: none' : 'display: block'
  str = "<ul class=\"tree\" style=\"#{disp_clause}\">"
  str = subsect.children.reduce(str) { |acc, item| acc + subsection_item_link(item) }
  str + '</ul>'
end

#subsection_body(sect) ⇒ Object 



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# File 'lib/coursegen/course/helpers/sidebar_helpers.rb', line 19

def subsection_body(sect)
  "<ul class=\"tree\">
    <li>
      <label class=\"tree-toggler level2\">
        #{collapsed_indicator(sect.content.collapsed?)}
        #{sect.content.title}
      </label>
      #{subsection(sect, sect.content.collapsed?)}
    </li>
  </ul>"
end

#subsection_item_link(tree_node) ⇒ Object 



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# File 'lib/coursegen/course/helpers/sidebar_helpers.rb', line 42

def subsection_item_link(tree_node)
  bullet = @sect_def.options[:bullet]
  link_path = @items[tree_node.content.identifier].path
  "<li class=\"#{tree_node.content.css_class}\">#{icon_markup(bullet)}<a href=\"#{link_path}\">#{tree_node.content.title}</a></li>"
end