Sample JS polyfill for FIDO UAF

sample.uaf.polyfill.js

(function() {
  // Define the FIDO UAF namespace
  window.navigator.fido = window.navigator.fido || {};
  window.navigator.fido.uaf = window.navigator.fido.uaf || {};

  // Define the UAF interface
  window.navigator.fido.uaf = {
      /**
       * Discover available UAF authenticators.
       * @param {function} completionCallback - Called when discovery is successful.
       * @param {function} errorCallback - Called when an error occurs.
       */
      discover: function (completionCallback, errorCallback) {
          // Implementation here
          console.log("discover method called");
          // Example callback usage
          // completionCallback([...]); // Pass discovered authenticators
          // errorCallback("Error message"); // In case of an error
      },

      /**
       * Check the policy for a given UAF message.
       * @param {object} message - The UAFMessage containing the policy to be checked.
       * @param {function} cb - Callback invoked with the result or error.
       */
      checkPolicy: function (message, cb) {
          // Implementation here
          console.log("checkPolicy method called with message:", message);
          // Example callback usage
          // cb(null, { valid: true }); // On success
          // cb("Error message"); // On error
      },

      /**
       * Process a UAF operation.
       * @param {object} message - The UAFMessage to process.
       * @param {function} completionCallback - Called when processing is successful.
       * @param {function} errorCallback - Called when an error occurs.
       */
      processUAFOperation: function (message, completionCallback, errorCallback) {
          // Implementation here
          console.log("processUAFOperation method called with message:", message);
          // Example callback usage
          // completionCallback({ result: "Success" }); // On success
          // errorCallback("Error message"); // On error
      },

      /**
       * Notify about a UAF operation result.
       * @param {number} responseCode - Response code for the operation.
       * @param {object} uafResponse - The UAFResponse object to notify with.
       */
      notifyUAFResult: function (responseCode, uafResponse) {
          // Implementation here
          console.log("notifyUAFResult called with responseCode:", responseCode, "and uafResponse:", uafResponse);
      }
  };
})()