class CKEditor5::Rails::Editor::PropsPlugin

def self.normalize(plugin)
  case plugin
  when String, Symbol then new(plugin)
  when PropsPlugin, PropsInlinePlugin then plugin
  else raise ArgumentError, "Invalid plugin: #{plugin}"
  end
end

def initialize(name, premium: false, **js_import_meta)
  @name = name
  @js_import_meta = if js_import_meta.empty?
                      { import_name: premium ? 'ckeditor5-premium-features' : 'ckeditor5' }
                    else
                      js_import_meta
                    end
end

def to_h
  meta = ::CKEditor5::Rails::Assets::JSImportMeta.new(
    import_as: js_import_meta[:window_name] ? nil : name,
    **js_import_meta
  ).to_h
  meta.merge!({ type: :external })
  meta
end