class Avo::Concerns::Breadcrumbs::Builder

def breadcrumbs
  context.avo_breadcrumbs
end

def compute_name(element)
  case name = element.name
  when Symbol
    context.send(name)
  when Proc
    Avo::ExecutionContext.new(target: name, context: context).handle
  else
    name.to_s
  end
end

def compute_path(element)
  case path = element.path
  when Symbol
    context.send(path)
  when Proc
    Avo::ExecutionContext.new(target: path, context: context).handle
  else
    context.url_for(path)
  end
end

def initialize(context, options)
  @context = context
  @options = options
end

def render
  separator = options.fetch(:separator, DEFAULT_SEPARATOR)
  breadcrumbs.map(&method(:render_element)).join(separator)
end

def render_element(element)
  content = element.path.nil? ? compute_name(element) : context.link_to_unless_current(compute_name(element), compute_path(element))
  options[:tag] ? context.content_tag(options[:tag], content) : ERB::Util.h(content)
end