Check if venmo available function

Author: tvergho

README.md

@@ -3,6 +3,14 @@
 React Native integration for BrainTree Venmo payments. Currently only has Venmo enabled and only tested with iOS.
 
 ## Installation
+### Podfile
+Before running `pod install`, add the following lines **before** `use_native_modules!` in the Podfile.
+
+```
+pod 'Braintree', :modular_headers => true
+pod 'BraintreeDropIn', '~> 8.1.4', :modular_headers => true
+pod 'react-native-braintree', :podspec => '../node_modules/@dali-lab/react-native-braintree', :modular_headers => true
+```
 
 ### info.plist
 You must add the following to the queries schemes allowlist in your app's `info.plist`:
@@ -67,7 +75,7 @@ API_AVAILABLE(ios(13.0)){
 ## Usage
 
 ```js
-import Braintree from "react-native-braintree";
+import Braintree from "@dali-lab/react-native-braintree";
 
 Braintree.config({ clientToken: YOUR_TOKEN_HERE });
 

example/ios/Podfile.lock

@@ -227,7 +227,7 @@ PODS:
     - React-cxxreact (= 0.63.4)
     - React-jsi (= 0.63.4)
   - React-jsinspector (0.63.4)
-  - react-native-braintree (0.1.0):
+  - react-native-braintree (0.1.11):
     - Braintree
     - Braintree/Venmo
     - BraintreeDropIn (~> 8.1.4)
@@ -406,7 +406,7 @@ SPEC CHECKSUMS:
   React-jsi: a0418934cf48f25b485631deb27c64dc40fb4c31
   React-jsiexecutor: 93bd528844ad21dc07aab1c67cb10abae6df6949
   React-jsinspector: 58aef7155bc9a9683f5b60b35eccea8722a4f53a
-  react-native-braintree: b99f51e8c9d7101b686fe3903dcf98088b236983
+  react-native-braintree: e251cba68f7d2f8cb061ec6fb9eac95f3ceb2261
   React-RCTActionSheet: 89a0ca9f4a06c1f93c26067af074ccdce0f40336
   React-RCTAnimation: 1bde3ecc0c104c55df246eda516e0deb03c4e49b
   React-RCTBlob: a97d378b527740cc667e03ebfa183a75231ab0f0

example/src/App.tsx

@@ -1,7 +1,7 @@
 import React, { useState, useEffect } from 'react';
 
 import { StyleSheet, View } from 'react-native';
-import Braintree, { BTDropInResult } from 'react-native-braintree';
+import Braintree, { BTDropInResult } from '@dali-lab/react-native-braintree';
 
 const token = 'sandbox_d5ytzvpc_vb9254p26ccr5hk6';
 
@@ -14,6 +14,7 @@ export default function App() {
     setInterval(() => {
       setIsShown(true);
     }, 2000);
+    Braintree.getIsVenmoInstalled().then((result) => console.log(result));
   }, []);
 
   const onComplete = (result: BTDropInResult | Error) => {

ios/Braintree.m

@@ -7,3 +7,11 @@ @interface RCT_EXTERN_MODULE(BraintreeViewManager, RCTViewManager)
 RCT_EXPORT_VIEW_PROPERTY(onCompleteTransaction, RCTDirectEventBlock)
 
 @end
+
+@interface RCT_EXTERN_MODULE(BraintreeMethods, NSObject)
+
+RCT_EXTERN_METHOD(getIsVenmoInstalled:(NSString)token
+                  withResolver:(RCTPromiseResolveBlock)resolve
+                  withRejecter:(RCTPromiseRejectBlock)reject)
+
+@end

ios/Braintree.swift

@@ -73,3 +73,23 @@ class BraintreeView : UIView {
         self.viewController?.present(dropIn!, animated: true, completion: nil)
     }
 }
+
+@objc(BraintreeMethods)
+class BraintreeMethods: NSObject {
+    @objc(getIsVenmoInstalled:withResolver:withRejecter:)
+    func getIsVenmoInstalled(token: String, resolve:@escaping RCTPromiseResolveBlock,reject:RCTPromiseRejectBlock) -> Void {
+        if (token.count == 0) {
+            resolve(false);
+        }
+        let apiClient = BTAPIClient(authorization: token)
+        if let apiClient = apiClient {
+            let venmo = BTVenmoDriver(apiClient: apiClient)
+            DispatchQueue.main.async {
+                let isAvailable = venmo.isiOSAppAvailableForAppSwitch()
+                resolve(isAvailable)
+            }
+        } else {
+            resolve(false);
+        }
+    }
+}

src/index.tsx

@@ -1,5 +1,7 @@
 import React, { SyntheticEvent } from 'react';
-import { requireNativeComponent, ViewStyle } from 'react-native';
+import { requireNativeComponent, ViewStyle, NativeModules } from 'react-native';
+
+const { BraintreeMethods } = NativeModules;
 
 export type BTDropInResult = {
   isCancelled: boolean;
@@ -53,6 +55,11 @@ Braintree.config = ({ clientToken }: configProps): void => {
   if (clientToken) token = clientToken;
 };
 
+Braintree.getIsVenmoInstalled = async (): Promise<boolean> => {
+  if (!token) return false;
+  return await BraintreeMethods.getIsVenmoInstalled(token);
+};
+
 type BraintreeViewProps = {
   style?: ViewStyle;
   isShown?: boolean;