[ios] Temporary fix for #233

ios/RNFirebase/database/RNFirebaseDatabase.m

@@ -87,7 +87,11 @@ RCT_EXPORT_METHOD(transactionStart:(NSString *) appName
         dispatch_barrier_async(_transactionQueue, ^{
             [_transactions setValue:transactionState forKey:transactionId];
             NSDictionary *updateMap = [self createTransactionUpdateMap:appName transactionId:transactionId updatesData:currentData];
-            [self sendEventWithName:DATABASE_TRANSACTION_EVENT body:updateMap];
+            // TODO: Temporary fix for https://github.com/invertase/react-native-firebase/issues/233
+            // until a better solution comes around
+            if (self.bridge) {
+                [self sendEventWithName:DATABASE_TRANSACTION_EVENT body:updateMap];
+            }
         });
 
         // wait for the js event handler to call tryCommitTransaction
@@ -114,7 +118,11 @@ RCT_EXPORT_METHOD(transactionStart:(NSString *) appName
         andCompletionBlock:
         ^(NSError *_Nullable databaseError, BOOL committed, FIRDataSnapshot *_Nullable snapshot) {
             NSDictionary *resultMap = [self createTransactionResultMap:appName transactionId:transactionId error:databaseError committed:committed snapshot:snapshot];
-            [self sendEventWithName:DATABASE_TRANSACTION_EVENT body:resultMap];
+            // TODO: Temporary fix for https://github.com/invertase/react-native-firebase/issues/233
+            // until a better solution comes around
+            if (self.bridge) {
+                [self sendEventWithName:DATABASE_TRANSACTION_EVENT body:resultMap];
+            }
         }
         withLocalEvents:
         applyLocally];

ios/RNFirebase/database/RNFirebaseDatabaseReference.m

@@ -71,7 +71,11 @@
     [event setValue:eventType forKey:@"eventType"];
     [event setValue:registration forKey:@"registration"];
     
-    [_emitter sendEventWithName:DATABASE_SYNC_EVENT body:event];
+    // TODO: Temporary fix for https://github.com/invertase/react-native-firebase/issues/233
+    // until a better solution comes around
+    if (_emitter.bridge) {
+        [_emitter sendEventWithName:DATABASE_SYNC_EVENT body:event];
+    }
 }
 
 - (void)handleDatabaseError:(NSDictionary *) registration
@@ -81,7 +85,11 @@
     [event setValue:[RNFirebaseDatabase getJSError:error] forKey:@"error"];
     [event setValue:registration forKey:@"registration"];
     
-    [_emitter sendEventWithName:DATABASE_SYNC_EVENT body:event];
+    // TODO: Temporary fix for https://github.com/invertase/react-native-firebase/issues/233
+    // until a better solution comes around
+    if (_emitter) {
+        [_emitter sendEventWithName:DATABASE_SYNC_EVENT body:event];
+    }
 }
 
 + (NSDictionary *)snapshotToDictionary:(FIRDataSnapshot *) dataSnapshot

ios/RNFirebase/firestore/RNFirebaseFirestoreCollectionReference.m

@@ -151,7 +151,11 @@ queryListenOptions:(NSDictionary *) queryListenOptions {
     [event setValue:listenerId forKey:@"listenerId"];
     [event setValue:[RNFirebaseFirestore getJSError:error] forKey:@"error"];
 
-    [_emitter sendEventWithName:FIRESTORE_COLLECTION_SYNC_EVENT body:event];
+    // TODO: Temporary fix for https://github.com/invertase/react-native-firebase/issues/233
+    // until a better solution comes around
+    if (_emitter.bridge) {
+        [_emitter sendEventWithName:FIRESTORE_COLLECTION_SYNC_EVENT body:event];
+    }
 }
 
 - (void)handleQuerySnapshotEvent:(NSString *)listenerId
@@ -162,7 +166,11 @@ queryListenOptions:(NSDictionary *) queryListenOptions {
     [event setValue:listenerId forKey:@"listenerId"];
     [event setValue:[RNFirebaseFirestoreCollectionReference snapshotToDictionary:querySnapshot] forKey:@"querySnapshot"];
 
-    [_emitter sendEventWithName:FIRESTORE_COLLECTION_SYNC_EVENT body:event];
+    // TODO: Temporary fix for https://github.com/invertase/react-native-firebase/issues/233
+    // until a better solution comes around
+    if (_emitter.bridge) {
+        [_emitter sendEventWithName:FIRESTORE_COLLECTION_SYNC_EVENT body:event];
+    }
 }
 
 + (NSDictionary *)snapshotToDictionary:(FIRQuerySnapshot *)querySnapshot {

ios/RNFirebase/firestore/RNFirebaseFirestoreDocumentReference.m

@@ -147,7 +147,11 @@ static NSMutableDictionary *_listeners;
     [event setValue:listenerId forKey:@"listenerId"];
     [event setValue:[RNFirebaseFirestore getJSError:error] forKey:@"error"];
 
-    [_emitter sendEventWithName:FIRESTORE_DOCUMENT_SYNC_EVENT body:event];
+    // TODO: Temporary fix for https://github.com/invertase/react-native-firebase/issues/233
+    // until a better solution comes around
+    if (_emitter.bridge) {
+        [_emitter sendEventWithName:FIRESTORE_DOCUMENT_SYNC_EVENT body:event];
+    }
 }
 
 - (void)handleDocumentSnapshotEvent:(NSString *)listenerId
@@ -158,7 +162,11 @@ static NSMutableDictionary *_listeners;
     [event setValue:listenerId forKey:@"listenerId"];
     [event setValue:[RNFirebaseFirestoreDocumentReference snapshotToDictionary:documentSnapshot] forKey:@"documentSnapshot"];
 
-    [_emitter sendEventWithName:FIRESTORE_DOCUMENT_SYNC_EVENT body:event];
+    // TODO: Temporary fix for https://github.com/invertase/react-native-firebase/issues/233
+    // until a better solution comes around
+    if (_emitter.bridge) {
+        [_emitter sendEventWithName:FIRESTORE_DOCUMENT_SYNC_EVENT body:event];
+    }
 }