Allow JS init with param app Id

README.md

@@ -43,6 +43,9 @@ import ZendeskChat from "react-native-zendesk-chat";
 
 // Once in your application:
 ZendeskChat.init("YOUR_ZENDESK_ACCOUNT_KEY");
+
+// Optionally specify the appId provided by Zendesk
+ZendeskChat.init("YOUR_ZENDESK_ACCOUNT_KEY", "APP_ID_PROVIDED_BY_ZENDESK");
 ```
 
 3. Show the Chat UI

RNZendeskChat.d.ts

@@ -68,7 +68,7 @@ declare module "react-native-zendesk-chat" {
 		 * Must be called before calling startChat/setVisitorInfo
 		 * - (Advanced users may configure this natively instead of calling this from JS)
 		 */
-		init: (zendeskAccountKey: string) => void;
+		init: (zendeskAccountKey: string, appId?: string) => void;
 
 		/**
 		 * Presents the Zendesk Chat User Interface

android/src/main/java/com/taskrabbit/zendesk/RNZendeskChatModule.java

@@ -168,8 +168,12 @@ public void setVisitorInfo(ReadableMap options) {
     }
 
     @ReactMethod
-    public void init(String key) {
-        Chat.INSTANCE.init(mReactContext, key);
+    public void init(String key, String appId) {
+        if (appId != null) {
+            Chat.INSTANCE.init(mReactContext, key, appId);
+        } else {
+            Chat.INSTANCE.init(mReactContext, key);
+        }
         Log.d(TAG, "Chat.INSTANCE was properly initialized from JS.");
     }
 

ios/RNZendeskChatModule.m

@@ -187,8 +187,12 @@ - (void) dismissChatUI {
 	[RCTPresentedViewController() dismissViewControllerAnimated:YES completion:nil];
 }
 
-RCT_EXPORT_METHOD(init:(NSString *)zenDeskKey) {
-	[ZDKChat initializeWithAccountKey:zenDeskKey queue:dispatch_get_main_queue()];
+RCT_EXPORT_METHOD(init:(NSString *)zenDeskKey appId:(NSString *)appId) {
+	if (appId) {
+		[ZDKChat initializeWithAccountKey:zenDeskKey appId:appId queue:dispatch_get_main_queue()];
+	} else {
+		[ZDKChat initializeWithAccountKey:zenDeskKey queue:dispatch_get_main_queue()];
+	}
 }
 
 @end