module ShopifyApp::EnsureAuthenticatedLinks

def base_url
  ShopifyApp.configuration.root_url.presence || root_path
end

def missing_expected_jwt?
  jwt_shopify_domain.blank?
end

def redirect_to_splash_page
  redirect_to(splash_page)
rescue ::ShopifyApp::ShopifyDomainNotFound => error
  ShopifyApp::Logger.warn("Redirecting to login: [#{error.class}]"\
    " Could not determine current shop domain")
  redirect_to(ShopifyApp.configuration.login_url)
end

def splash_page
  splash_page_with_params(
    return_to: request.fullpath,
    shop: current_shopify_domain,
    host: params[:host],
    embedded: params[:embedded],
  )
end

def splash_page_with_params(params)
  uri = URI(base_url)
  uri.query = params.compact.to_query
  uri.to_s
end