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 id
  generate_id(lookup_path)
end

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

def position
  10000
end

def type
  :group
end