feat(auth): add a default deviceName when remembering device

packages/auth/src/providers/cognito/apis/fetchDevices.ts

@@ -57,9 +57,11 @@ const parseDevicesResponse = async (
 			DeviceLastModifiedDate,
 			DeviceLastAuthenticatedDate,
 		}) => {
+			let deviceName: string | undefined;
 			const attributes = DeviceAttributes.reduce(
 				(attrs: any, { Name, Value }) => {
 					if (Name && Value) {
+						if (Name === 'device_name') deviceName = Value;
 						attrs[Name] = Value;
 					}
 					return attrs;
@@ -68,6 +70,7 @@ const parseDevicesResponse = async (
 			);
 			return {
 				id,
+				name: deviceName,
 				attributes,
 				createDate: DeviceCreateDate
 					? new Date(DeviceCreateDate * 1000)

packages/auth/src/providers/cognito/utils/signInHelpers.ts

@@ -7,6 +7,7 @@ import {
 	assertTokenProviderConfig,
 	base64Encoder,
 	AmplifyUrl,
+	getDeviceName
 } from '@aws-amplify/core/internals/utils';
 import { AuthenticationHelper } from './srp/AuthenticationHelper';
 import { BigInteger } from './srp/BigInteger';
@@ -1060,6 +1061,7 @@ export async function getNewDeviceMetatada(
 			{ region: getRegion(userPoolId) },
 			{
 				AccessToken: accessToken,
+				DeviceName: await getDeviceName(),
 				DeviceKey: newDeviceMetadata?.DeviceKey,
 				DeviceSecretVerifierConfig: deviceSecretVerifierConfig,
 			},

packages/core/src/libraryUtils.ts

@@ -24,6 +24,7 @@ export { LegacyConfig } from './singleton/types';
 export { ADD_OAUTH_LISTENER } from './singleton/constants';
 export { amplifyUuid } from './utils/amplifyUuid';
 export { AmplifyUrl, AmplifyUrlSearchParams } from './utils/amplifyUrl';
+export { getDeviceName } from './utils/deviceName';
 
 // Auth utilities
 export {

packages/core/src/utils/deviceName/getDeviceName.native.ts

@@ -0,0 +1,15 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+import { getDeviceName as getDeviceNameNative } from '@aws-amplify/react-native';
+
+/**
+ * Retrieves the device name using name in ios and model in android,
+ *
+ * @returns {Promise<string>} A promise that resolves with a string representing the device name.
+ *
+ * Example Output:
+ * ios: 'iPhone' / 'user's iPhone'
+ * android: 'sdk_gphone64_arm64'
+ */
+export const getDeviceName = async (): Promise<string> => getDeviceNameNative();

packages/core/src/utils/deviceName/getDeviceName.ts

@@ -0,0 +1,53 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+/**
+ * Retrieves the device name using the User-Agent Client Hints API if available,
+ * falling back to the traditional userAgent string if not.
+ *
+ * @returns {Promise<string>} A promise that resolves with a string representing the device name.
+ *
+ * Example Output:
+ * navigator.userAgentData:
+ *   'macOS 14.2.1 arm macOS Not A(Brand/99.0.0.0;Google Chrome/121.0.6167.160;Chromium/121.0.6167.160'
+ * navigator.userAgent:
+ *   'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/115.0'
+ */
+export const getDeviceName = async (): Promise<string> => {
+	// userAgentData is an experimental API and hence isn't typed
+	// @ts-expect-error
+	if (navigator.userAgentData) {
+		const {
+			platform = '',
+			platformVersion = '',
+			architecture = '',
+			model = '',
+			fullVersionList = '',
+			// @ts-expect-error
+		} = await navigator.userAgentData.getHighEntropyValues([
+			'platform',
+			'platformVersion',
+			'architecture',
+			'model',
+			'fullVersionList',
+		]);
+
+		const versionList = fullVersionList
+			.filter((v: { brand: string }) => v.brand !== 'Not_A Brand')
+			.map((v: { brand: string; version: string }) => `${v.brand}/${v.version}`)
+			.join(';');
+
+		const deviceName = [
+			platform,
+			platformVersion,
+			architecture,
+			model,
+			platform,
+			versionList,
+		]
+			.filter(value => value)
+			.join(' ');
+		return deviceName;
+	}
+	return navigator.userAgent;
+};

packages/core/src/utils/deviceName/index.ts

@@ -0,0 +1,4 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+export { getDeviceName } from './getDeviceName';