module Admin::UrlHelper

def build_url(base_url, page)
  return "#{base_url}#{page.path}" if default_route?(page)
  path = lookup_page_path(page)
  return nil unless path
  "#{base_url}/#{path}/#{page.slug}"
end

def default_route?(page)
  page_class_name = page.class.name
  page_class_name == 'Page' || (defined?(DEFAULT_PAGE_TYPE_ROUTES) && DEFAULT_PAGE_TYPE_ROUTES.include?(page_class_name))
end

def extract_base_url(url)
  uri = URI.parse(url)
  host = uri.host
  scheme = uri.scheme
  return "#{scheme}://#{host}:#{uri.port}" if host&.include?('localhost')
  "#{scheme}://#{host}"
end

def format_path(path)
  return '' if path.to_s.empty?
  parts = path.split('/').reject(&:empty?)
  parts_size = parts.size
  return 'Root' if parts_size == 1
  return '/' if parts_size == 2
  formatted_path = parts[1..-2].join('/')
  formatted_path.empty? ? '/' : "/#{formatted_path}"
end

def generate_page_url(url, page)
  base_url = extract_base_url(url)
  build_url(base_url, page)
end

def lookup_page_path(page)
  return nil unless defined?(CUSTOM_PAGE_TYPE_ROUTES) && CUSTOM_PAGE_TYPE_ROUTES.is_a?(Hash)
  CUSTOM_PAGE_TYPE_ROUTES[page.class.name.to_sym]
end