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[ios][database] added support for all eventTypes in ref.once(eventType)

This commit is contained in:
Salakar 2017-07-04 14:13:49 +01:00
parent d20aacc415
commit 9572538af0
2 changed files with 29 additions and 28 deletions
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6
android/src/main/java/io/invertase/firebase/database/RNFirebaseDatabaseReference.java
View File

@ -113,7 +113,7 @@ public class RNFirebaseDatabaseReference {
}
}
public void addOnceValueEventListener(final Callback callback) {
void addOnceValueEventListener(final Callback callback) {
final ValueEventListener onceValueEventListener = new ValueEventListener() {
@Override
public void onDataChange(DataSnapshot dataSnapshot) {
@ -136,7 +136,7 @@ public class RNFirebaseDatabaseReference {
Log.d(TAG, "Added OnceValueEventListener for refId: " + mRefId);
}
public void removeEventListener(int listenerId, String eventName) {
void removeEventListener(int listenerId, String eventName) {
if ("value".equals(eventName)) {
this.removeValueEventListener(listenerId);
} else {
@ -144,7 +144,7 @@ public class RNFirebaseDatabaseReference {
}
}
public boolean hasListeners() {
boolean hasListeners() {
return !mChildEventListeners.isEmpty() || !mValueEventListeners.isEmpty();
}

37
ios/RNFirebase/database/RNFirebaseDatabase.m
View File

@ -33,14 +33,7 @@
if (!_listeners[listenerId]) {
id andPreviousSiblingKeyWithBlock = ^(FIRDataSnapshot *_Nonnull snapshot, NSString *_Nullable previousChildName) {
NSDictionary *props = [RNFirebaseDBReference snapshotToDict:snapshot];
[self sendJSEvent:DATABASE_DATA_EVENT title:eventName props:@{
@"eventName": eventName,
@"refId": _refId,
@"listenerId": listenerId,
@"path": _path,
@"snapshot": props,
@"previousChildName": previousChildName != nil ? previousChildName : [NSNull null]
}];
[self sendJSEvent:DATABASE_DATA_EVENT title:eventName props:@{@"eventName": eventName, @"refId": _refId, @"listenerId": listenerId, @"path": _path, @"snapshot": props, @"previousChildName": previousChildName != nil ? previousChildName : [NSNull null]}];
};
id errorBlock = ^(NSError *_Nonnull error) {
NSLog(@"Error onDBEvent: %@", [error debugDescription]);
@ -55,16 +48,24 @@
}
}
- (void)addSingleEventHandler:(RCTResponseSenderBlock)callback {
[_query observeSingleEventOfType:FIRDataEventTypeValue andPreviousSiblingKeyWithBlock:^(FIRDataSnapshot *_Nonnull snapshot, NSString *_Nullable previousChildName) {
- (void)addSingleEventHandler:(NSString *)eventName callback:(RCTResponseSenderBlock)callback {
FIRDataEventType *firDataEventType;
if ([eventName isEqualToString:@"value"]) {
firDataEventType = (FIRDataEventType *) FIRDataEventTypeValue;
} else if ([eventName isEqualToString:@"child_added"]) {
firDataEventType = (FIRDataEventType *) FIRDataEventTypeChildAdded;
} else if ([eventName isEqualToString:@"child_removed"]) {
firDataEventType = (FIRDataEventType *) FIRDataEventTypeChildRemoved;
} else if ([eventName isEqualToString:@"child_changed"]) {
firDataEventType = (FIRDataEventType *) FIRDataEventTypeChildChanged;
} else if ([eventName isEqualToString:@"child_moved"]) {
firDataEventType = (FIRDataEventType *) FIRDataEventTypeChildMoved;
}
[_query observeSingleEventOfType:firDataEventType andPreviousSiblingKeyWithBlock:^(FIRDataSnapshot *_Nonnull snapshot, NSString *_Nullable previousChildName) {
NSDictionary *props = [RNFirebaseDBReference snapshotToDict:snapshot];
callback(@[[NSNull null], @{
@"eventName": @"value",
@"path": _path,
@"refId": _refId,
@"snapshot": props,
@"previousChildName": previousChildName != nil ? previousChildName : [NSNull null]
}]);
callback(@[[NSNull null], @{@"eventName": eventName, @"path": _path, @"refId": _refId, @"snapshot": props, @"previousChildName": previousChildName != nil ? previousChildName : [NSNull null]}]);
} withCancelBlock:^(NSError *_Nonnull error) {
NSLog(@"Error onDBEventOnce: %@", [error debugDescription]);
callback(@[@{@"eventName": DATABASE_ERROR_EVENT, @"path": _path, @"refId": _refId, @"code": @([error code]), @"details": [error debugDescription], @"message": [error localizedDescription], @"description": [error description]}]);
@ -428,7 +429,7 @@ RCT_EXPORT_METHOD(once:
eventName:(NSString *) eventName
callback:(RCTResponseSenderBlock) callback) {
RNFirebaseDBReference *ref = [self getDBHandle:refId path:path modifiers:modifiers];
[ref addSingleEventHandler:callback];
[ref addSingleEventHandler:eventName callback:callback];
}
RCT_EXPORT_METHOD(off: