feat(react-native): add getDeviceName util (#13015)

* feat(react-native): add getDeviceName util

* code cleanup

---------

Co-authored-by: Ashwin Kumar <ashwsrir@amazon.com>
Co-authored-by: Venkata Ramyasri Kota <34170013+kvramyasri7@users.noreply.github.com>

packages/react-native/android/src/main/kotlin/com/amazonaws/amplify/rtncore/AmplifyRTNCoreModule.kt

@@ -1,29 +1,43 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
 package com.amazonaws.amplify.rtncore
 
+import android.os.Build
+import com.facebook.react.bridge.Promise
 import com.facebook.react.bridge.ReactApplicationContext
 import com.facebook.react.bridge.ReactContextBaseJavaModule
 import com.facebook.react.bridge.ReactMethod
-import com.facebook.react.bridge.Promise
 import com.facebook.react.bridge.ReadableMap
 
 class AmplifyRTNCoreModule(reactContext: ReactApplicationContext) :
-  ReactContextBaseJavaModule(reactContext) {
-
-  override fun getName(): String {
-    return NAME
-  }
+	ReactContextBaseJavaModule(reactContext) {
+	override fun getName(): String {
+		return NAME
+	}
 
 	@ReactMethod
-	fun computeModPow(payload: ReadableMap, promise: Promise) {
+	fun computeModPow(
+		payload: ReadableMap,
+		promise: Promise,
+	) {
 		BigInteger.computeModPow(payload, promise)
 	}
 
 	@ReactMethod
-	fun computeS(payload: ReadableMap, promise: Promise) {
+	fun computeS(
+		payload: ReadableMap,
+		promise: Promise,
+	) {
 		BigInteger.computeS(payload, promise)
 	}
 
-  companion object {
-    const val NAME = "AmplifyRTNCore"
-  }
+	@ReactMethod
+	fun getDeviceName(promise: Promise) {
+		promise.resolve(Build.MODEL)
+	}
+
+	companion object {
+		const val NAME = "AmplifyRTNCore"
+	}
 }

packages/react-native/ios/AmplifyRTNCore.mm

@@ -13,6 +13,9 @@ @interface RCT_EXTERN_MODULE(AmplifyRTNCore, NSObject)
                   withResolver:(RCTPromiseResolveBlock)resolve
                   withRejecter:(RCTPromiseRejectBlock)reject)
 
+RCT_EXTERN_METHOD(getDeviceName:(RCTPromiseResolveBlock)resolve
+                  withResolver:(RCTPromiseRejectBlock)reject)
+
 + (BOOL)requiresMainQueueSetup
 {
   return NO;

packages/react-native/ios/AmplifyRTNCore.swift

@@ -1,29 +1,45 @@
 // Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 // SPDX-License-Identifier: Apache-2.0
 
+#if canImport(UIKit)
+	import UIKit
+#else
+	import Foundation	
+#endif
+
 @objc(AmplifyRTNCore)
 class AmplifyRTNCore: NSObject {
-
-    @objc(multiply:withB:withResolver:withRejecter:)
-    func multiply(a: Float, b: Float, resolve:RCTPromiseResolveBlock,reject:RCTPromiseRejectBlock) -> Void {
-        resolve(a*b)
-    }
-
-    @objc(computeModPow:withResolver:withRejecter:)
-    func computeModPow(
-        payload: [String: String],
-        resolve: RCTPromiseResolveBlock,
-        reject: RCTPromiseRejectBlock
-    ) -> Void {
-        BigInteger.computeModPow(payload, resolve: resolve, reject: reject)
-    }
-
-    @objc(computeS:withResolver:withRejecter:)
-    func computeS(
-        _ payload: [String: String],
-        resolve: RCTPromiseResolveBlock,
-        reject: RCTPromiseRejectBlock
-    ) -> Void {
-        BigInteger.computeS(payload, resolve: resolve, reject: reject)
-    }
+	@objc(multiply:withB:withResolver:withRejecter:)
+	func multiply(a: Float, b: Float, resolve: RCTPromiseResolveBlock, reject _: RCTPromiseRejectBlock) {
+		resolve(a * b)
+	}
+
+	@objc(computeModPow:withResolver:withRejecter:)
+	func computeModPow(
+		payload: [String: String],
+		resolve: RCTPromiseResolveBlock,
+		reject: RCTPromiseRejectBlock
+	) {
+		BigInteger.computeModPow(payload, resolve: resolve, reject: reject)
+	}
+
+	@objc(computeS:withResolver:withRejecter:)
+	func computeS(
+		_ payload: [String: String],
+		resolve: RCTPromiseResolveBlock,
+		reject: RCTPromiseRejectBlock
+	) {
+		BigInteger.computeS(payload, resolve: resolve, reject: reject)
+	}
+
+	@objc(getDeviceName:withResolver:)
+	func getDeviceName(resolve: @escaping RCTPromiseResolveBlock, reject _: @escaping RCTPromiseRejectBlock) {
+		var deviceName: String
+		#if canImport(UIKit)
+			deviceName = UIDevice.current.name
+		#else
+			deviceName = ProcessInfo.processInfo.hostName
+		#endif
+		resolve(deviceName)
+	}
 }

packages/react-native/src/apis/getDeviceName.ts

@@ -0,0 +1,8 @@
+// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+import { nativeModule } from '../nativeModule';
+import { RTNCore } from '../types';
+
+export const getDeviceName: RTNCore['getDeviceName'] = () =>
+	nativeModule.getDeviceName();

packages/react-native/src/apis/index.ts

@@ -4,3 +4,4 @@
 export { computeModPow } from './computeModPow';
 export { computeS } from './computeS';
 export { getOperatingSystem } from './getOperatingSystem';
+export { getDeviceName } from './getDeviceName';

packages/react-native/src/index.ts

@@ -1,7 +1,12 @@
 // Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 // SPDX-License-Identifier: Apache-2.0
 
-export { computeModPow, computeS, getOperatingSystem } from './apis';
+export {
+	computeModPow,
+	computeS,
+	getOperatingSystem,
+	getDeviceName,
+} from './apis';
 export {
 	loadAmplifyPushNotification,
 	loadAmplifyWebBrowser,

packages/react-native/src/types.ts

@@ -16,4 +16,6 @@ export interface RTNCore {
 		b: string;
 		u: string;
 	}): Promise<string>;
+
+	getDeviceName(): Promise<string>;
 }