[functions] useFunctionsEmulator now stores origin in JS to be sent with each httpsCallable for that instance

packages/functions/android/src/main/java/io/invertase/firebase/functions/ReactNativeFirebaseFunctionsModule.java

@@ -49,23 +49,11 @@ public class ReactNativeFirebaseFunctionsModule extends ReactNativeFirebaseModul
     super(reactContext, TAG);
   }
 
-  @ReactMethod
-  public void useFunctionsEmulator(
-    String appName,
-    String region,
-    String origin,
-    Promise promise
-  ) {
-    FirebaseApp firebaseApp = FirebaseApp.getInstance(appName);
-    FirebaseFunctions functionsInstance = FirebaseFunctions.getInstance(firebaseApp, region);
-    functionsInstance.useFunctionsEmulator(origin);
-    promise.resolve(null);
-  }
-
   @ReactMethod
   public void httpsCallable(
     String appName,
     String region,
+    String origin,
     String name,
     ReadableMap wrapper,
     Promise promise
@@ -74,6 +62,11 @@ public class ReactNativeFirebaseFunctionsModule extends ReactNativeFirebaseModul
 
     FirebaseApp firebaseApp = FirebaseApp.getInstance(appName);
     FirebaseFunctions functionsInstance = FirebaseFunctions.getInstance(firebaseApp, region);
+
+    if (origin != null) {
+      functionsInstance.useFunctionsEmulator(origin);
+    }
+
     HttpsCallableReference httpsCallableReference = functionsInstance.getHttpsCallable(name);
 
     httpsCallableReference

packages/functions/ios/RNFBFunctions/RNFBFunctionsModule.m

@@ -35,6 +35,8 @@
     (FIRApp *) firebaseApp
         region:
         (NSString *) region
+        origin:
+        (NSString *) origin
         name:
         (NSString *) name
         wrapper:
@@ -45,6 +47,11 @@
         (RCTPromiseRejectBlock) reject
   ) {
     FIRFunctions *functions = [FIRFunctions functionsForApp:firebaseApp region:region];
+
+    if (origin != nil) {
+      [functions useFunctionsEmulatorOrigin:origin];
+    }
+
     FIRHTTPSCallable *callable = [functions HTTPSCallableWithName:name];
 
     [callable callWithObject:[wrapper valueForKey:@"data"] completion:^(FIRHTTPSCallableResult *_Nullable result, NSError *_Nullable error) {
@@ -70,22 +77,6 @@
     }];
   }
 
-  RCT_EXPORT_METHOD(useFunctionsEmulator:
-    (FIRApp *) firebaseApp
-        region:
-        (NSString *) region
-        origin:
-        (NSString *) origin
-        resolver:
-        (RCTPromiseResolveBlock) resolve
-        rejecter:
-        (RCTPromiseRejectBlock) reject
-  ) {
-    FIRFunctions *functions = [FIRFunctions functionsForApp:firebaseApp region:region];
-    [functions useFunctionsEmulatorOrigin:origin];
-    resolve([NSNull null]);
-  }
-
   - (NSString *)getErrorCodeName:(NSError *)error {
     NSString *code = @"UNKNOWN";
     switch (error.code) {

packages/functions/lib/index.d.ts

@@ -166,7 +166,7 @@ export namespace Functions {
      * @param origin the origin string of the local emulator started via firebase tools
      * "http://10.0.0.8:1337".
      */
-    useFunctionsEmulator(origin: string): Promise<void>;
+    useFunctionsEmulator(origin: string): void;
   }
 }
 

packages/functions/lib/index.js

@@ -65,11 +65,14 @@ class FirebaseFunctionsModule extends FirebaseModule {
   constructor(...args) {
     super(...args);
     this._customUrlOrRegion = this._customUrlOrRegion || 'us-central1';
+    this._useFunctionsEmulatorOrigin = null;
   }
 
   httpsCallable(name) {
     return data => {
-      const nativePromise = this.native.httpsCallable(name, { data });
+      const nativePromise = this.native.httpsCallable(this._useFunctionsEmulatorOrigin, name, {
+        data,
+      });
       return nativePromise.catch(nativeError => {
         const { code, message, details } = nativeError.userInfo || {};
         return Promise.reject(
@@ -85,7 +88,7 @@ class FirebaseFunctionsModule extends FirebaseModule {
   }
 
   useFunctionsEmulator(origin) {
-    return this.native.useFunctionsEmulator(origin);
+    this._useFunctionsEmulatorOrigin = origin || null;
   }
 }
 

packages/functions/lib/index.js.flow

@@ -156,7 +156,7 @@ interface Module extends ReactNativeFirebaseModule {
    * @param origin the origin string of the local emulator started via firebase tools
    * "http://10.0.0.8:1337".
    */
-  useFunctionsEmulator(origin: string): Promise<void>;
+  useFunctionsEmulator(origin: string): void;
 }
 
 declare module '@react-native-firebase/functions' {