require 'manifique'

module AppCatalogManager
  class FetchMetadata < AppCatalogManagerService
    def initialize(app)
      @app = app
    end

    def call
      agent = Manifique::Agent.new(url: @app.url)
      metadata = agent.fetch_metadata

      @app.name = metadata.name

      [:name, :short_name, :description, :theme_color, :background_color,
       :display, :start_url, :scope, :share_target].each do |prop|
        @app.metadata[prop] = metadata.send(prop) if prop
      end
    rescue Manifique::Error => e
      msg = "Fetching web app manifest failed for #{e.url}: #{e.type}"
      Rails.logger.warn(msg)
      Sentry.capture_message(msg) if Setting.sentry_enabled?
      false
    end
  end
end