class Lookbook::PreviewGroup

def display_params
  merged = {}
  examples.reverse.map do |example|
    merged.merge! example.display_params
  end
  merged
end

def hidden?
  false
end

def hierarchy_depth
  @preview.hierarchy_depth + 1
end

def initialize(name, preview, examples)
  @name = name
  @preview = preview
  @examples = examples
  super("#{@preview.path}/#{name}")
end

def label
  name.titleize
end

def matchers
  normalize_matchers(@preview.label, label)
end

def params
  examples.map(&:params).flatten.uniq { |param| param[:name] }
end

def position
  10000
end

def tag(name = nil)
  tags(name).first
end

def tags(name = nil)
  examples.map { |example| example.tags(name) }.flatten
end

def type
  :group
end

def url_path
  lookbook_inspect_path lookup_path
end