fix: sending event on scrollViewDidEndDecelerating

Author: okwasniewski

ios/ReactNativePageView.m

@@ -36,7 +36,6 @@ - (instancetype)initWithEventDispatcher:(id<RCTEventDispatcherProtocol>)eventDis
         _dismissKeyboard = UIScrollViewKeyboardDismissModeNone;
         _coalescingKey = 0;
         _eventDispatcher = eventDispatcher;
-        _overdrag = NO;
         [self embed];
     }
     return self;
@@ -153,18 +152,19 @@ - (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView {
 }
 
 - (void)scrollViewWillEndDragging:(UIScrollView *)scrollView withVelocity:(CGPoint)velocity targetContentOffset:(inout CGPoint *)targetContentOffset {
-    int position = [self getCurrentPage];
     [self.eventDispatcher sendEvent:[[RCTOnPageScrollStateChanged alloc] initWithReactTag:self.reactTag state:@"settling" coalescingKey:_coalescingKey++]];
-    
-    [self.eventDispatcher sendEvent:[[RCTOnPageSelected alloc] initWithReactTag:self.reactTag position:[NSNumber numberWithInt:position] coalescingKey:_coalescingKey++]];
 }
 
 - (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView {
+    int position = [self getCurrentPage];
     [self.eventDispatcher sendEvent:[[RCTOnPageScrollStateChanged alloc] initWithReactTag:self.reactTag state:@"idle" coalescingKey:_coalescingKey++]];
+    
+    [self.eventDispatcher sendEvent:[[RCTOnPageSelected alloc] initWithReactTag:self.reactTag position:[NSNumber numberWithInt:position] coalescingKey:_coalescingKey++]];
 }
 
 -(void)scrollViewDidEndScrollingAnimation:(UIScrollView *)scrollView {
     int position = [self getCurrentPage];
+    NSLog(@"position scrollViewDidEndScrollingAnimation %d", position);
 
     [self.eventDispatcher sendEvent:[[RCTOnPageSelected alloc] initWithReactTag:self.reactTag position:[NSNumber numberWithInt:position] coalescingKey:_coalescingKey++]];
 }