Fix: Allow implementers of view-controller to set if it's connected to the internet, and reject requests when isConnectedToInternet is false

packages/@magic-sdk/provider/src/core/view-controller.ts

@@ -89,9 +89,9 @@ async function persistMagicEventRefreshToken(event: MagicMessageEvent) {
 }
 
 export abstract class ViewController {
-  private isReadyForRequest = false;
   public checkIsReadyForRequest: Promise<void>;
   protected readonly messageHandlers = new Set<(event: MagicMessageEvent) => any>();
+  protected isConnectedToInternet = true;
 
   /**
    * Create an instance of `ViewController`
@@ -132,17 +132,13 @@ export abstract class ViewController {
     payload: JsonRpcRequestPayload | JsonRpcRequestPayload[],
   ): Promise<JsonRpcResponse<ResultType> | JsonRpcResponse<ResultType>[]> {
     return createPromise(async (resolve, reject) => {
-      if (SDKEnvironment.platform !== 'react-native') {
-        await this.checkIsReadyForRequest;
-      } else if (!this.isReadyForRequest) {
-        // On a mobile environment, `this.checkIsReadyForRequest` never resolves
-        // if the app was initially opened without internet connection. That is
-        // why we reject the promise without waiting and just let them call it
-        // again when internet connection is re-established.
+      if (!this.isConnectedToInternet) {
         const error = createModalNotReadyError();
         reject(error);
       }
 
+      await this.checkIsReadyForRequest;
+
       const batchData: JsonRpcResponse[] = [];
       const batchIds = Array.isArray(payload) ? payload.map((p) => p.id) : [];
       const msg = await createMagicRequest(`${msgType}-${this.parameters}`, payload);
@@ -207,7 +203,6 @@ export abstract class ViewController {
     return new Promise<void>((resolve) => {
       this.on(MagicIncomingWindowMessage.MAGIC_OVERLAY_READY, () => {
         resolve();
-        this.isReadyForRequest = true;
       });
     });
   }

packages/@magic-sdk/provider/test/spec/core/view-controller/post.spec.ts

@@ -201,14 +201,15 @@ test('Sends payload and stores rt if response event contains rt', async () => {
   expect(FAKE_STORE.rt).toEqual(FAKE_RT);
 });
 
-test('does not wait for ready and throws error when platform is react-native', async () => {
-  SDKEnvironment.platform = 'react-native';
+test('throws MODAL_NOT_READY error when not connected to the internet', async () => {
   const eventWithRt = { data: { ...responseEvent().data } };
   const viewController = createViewController('asdf');
   const { handlerSpy, onSpy } = stubViewController(viewController, [
     [MagicIncomingWindowMessage.MAGIC_HANDLE_RESPONSE, eventWithRt],
   ]);
-  viewController.checkIsReadyForRequest = new Promise(() => null);
+
+  // @ts-ignore protected variable
+  viewController.isConnectedToInternet = false;
 
   const payload = requestPayload();
 
@@ -217,9 +218,6 @@ test('does not wait for ready and throws error when platform is react-native', a
   } catch (e) {
     expect(e).toEqual(createModalNotReadyError());
   }
-  expect(createJwtStub).not.toHaveBeenCalledWith();
-  expect(onSpy.mock.calls[0][0]).toEqual(MagicIncomingWindowMessage.MAGIC_HANDLE_RESPONSE);
-  expect(handlerSpy).not.toHaveBeenCalled();
 });
 
 test('does not call web crypto api if platform is not web', async () => {
@@ -231,9 +229,6 @@ test('does not call web crypto api if platform is not web', async () => {
   ]);
   const payload = requestPayload();
 
-  // @ts-ignore isReadyForRequest is private
-  viewController.isReadyForRequest = true;
-
   const response = await viewController.post(MagicOutgoingWindowMessage.MAGIC_HANDLE_REQUEST, payload);
 
   expect(createJwtStub).not.toHaveBeenCalledWith();

packages/@magic-sdk/react-native-bare/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@magic-sdk/react-native-bare",
-  "version": "22.3.0",
+  "version": "22.3.1",
   "description": "Passwordless authentication for React Native (Bare).",
   "author": "Magic Labs <[email protected]> (https://magic.link/)",
   "license": "MIT",

packages/@magic-sdk/react-native-bare/src/react-native-webview-controller.tsx

@@ -1,11 +1,12 @@
-import React, { useState, useCallback, useMemo } from 'react';
+import React, { useState, useCallback, useMemo, useEffect } from 'react';
 import { Linking, StyleSheet, View } from 'react-native';
 import { WebView } from 'react-native-webview';
 import { SafeAreaView } from 'react-native-safe-area-context';
 import { ViewController, createModalNotReadyError } from '@magic-sdk/provider';
 import { MagicMessageEvent } from '@magic-sdk/types';
 import { isTypedArray } from 'lodash';
 import Global = NodeJS.Global;
+import { useInternetConnection } from './hooks';
 
 const MAGIC_PAYLOAD_FLAG_TYPED_ARRAY = 'MAGIC_PAYLOAD_FLAG_TYPED_ARRAY';
 const OPEN_IN_DEVICE_BROWSER = 'open_in_device_browser';
@@ -79,6 +80,11 @@ export class ReactNativeWebViewController extends ViewController {
   /* istanbul ignore next */
   public Relayer: React.FC<{ backgroundColor?: string }> = (backgroundColor) => {
     const [show, setShow] = useState(false);
+    const isConnected = useInternetConnection();
+
+    useEffect(() => {
+      this.isConnectedToInternet = isConnected;
+    }, [isConnected]);
 
     /**
      * Saves a reference to the underlying `<WebView>` node so we can interact

packages/@magic-sdk/react-native-expo/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@magic-sdk/react-native-expo",
-  "version": "22.3.0",
+  "version": "22.3.1",
   "description": "Passwordless authentication for React Native (Expo).",
   "author": "Magic Labs <[email protected]> (https://magic.link/)",
   "license": "MIT",

packages/@magic-sdk/react-native-expo/src/react-native-webview-controller.tsx

@@ -1,11 +1,12 @@
-import React, { useState, useCallback, useMemo } from 'react';
+import React, { useState, useCallback, useMemo, useEffect } from 'react';
 import { Linking, StyleSheet, View } from 'react-native';
 import { WebView } from 'react-native-webview';
 import { SafeAreaView } from 'react-native-safe-area-context';
 import { ViewController, createModalNotReadyError } from '@magic-sdk/provider';
 import { MagicMessageEvent } from '@magic-sdk/types';
 import { isTypedArray } from 'lodash';
 import Global = NodeJS.Global;
+import { useInternetConnection } from './hooks';
 
 const MAGIC_PAYLOAD_FLAG_TYPED_ARRAY = 'MAGIC_PAYLOAD_FLAG_TYPED_ARRAY';
 const OPEN_IN_DEVICE_BROWSER = 'open_in_device_browser';
@@ -79,6 +80,11 @@ export class ReactNativeWebViewController extends ViewController {
   /* istanbul ignore next */
   public Relayer: React.FC<{ backgroundColor?: string }> = ({ backgroundColor }) => {
     const [show, setShow] = useState(false);
+    const isConnected = useInternetConnection();
+
+    useEffect(() => {
+      this.isConnectedToInternet = isConnected;
+    }, [isConnected]);
 
     /**
      * Saves a reference to the underlying `<WebView>` node so we can interact