fix bug

Author: hamusuke0323

src/main/java/com/hamusuke/flycommod/command/CommandEntityAbilities.java

@@ -29,7 +29,7 @@ public static void register(CommandDispatcher<ServerCommandSource> dispatcher) {
 	private static int noGravity(ServerCommandSource source, Collection<? extends Entity> entities, boolean flag) {
 		entities.forEach((entity) -> {
 			entity.setNoGravity(flag);
-			if (flag) {
+			if (!flag) {
 				entity.fallDistance = -(float) (entity.getY() + 10.0D);
 			}
 		});
@@ -78,4 +78,4 @@ private static int setInvisible(ServerCommandSource source, Collection<? extends
 
 		return entities.size();
 	}
-}
+}

src/main/java/com/hamusuke/flycommod/item/ItemFlyingStick.java

@@ -28,14 +28,14 @@ public void appendTooltip(ItemStack stack, @Nullable World world, List<Text> too
 
 	public TypedActionResult<ItemStack> use(World world, PlayerEntity playerIn, Hand handIn) {
 		ItemStack item = playerIn.getStackInHand(handIn);
-		if(!playerIn.abilities.allowFlying) {
+		if (!playerIn.abilities.allowFlying) {
 			playerIn.abilities.allowFlying = true;
 			playerIn.sendAbilitiesUpdate();
-		}else {
+		} else {
 			playerIn.abilities.allowFlying = false;
 			playerIn.abilities.flying = false;
 			playerIn.sendAbilitiesUpdate();
-			playerIn.fallDistance = -(float)(playerIn.getY() + 10.0D);
+			playerIn.fallDistance = -(float) (playerIn.getY() + 10.0D);
 		}
 		return new TypedActionResult<>(ActionResult.SUCCESS, item);
 	}