From 07afcd6f36629f30a495f2be47262c75c006712f Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Mon, 16 Oct 2017 19:02:41 +0300
Subject: begin updates

---
 Juick/ViewControllers/MessagesViewController.m | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

(limited to 'Juick/ViewControllers')

diff --git a/Juick/ViewControllers/MessagesViewController.m b/Juick/ViewControllers/MessagesViewController.m
index badc4a3..e4d0e1c 100644
--- a/Juick/ViewControllers/MessagesViewController.m
+++ b/Juick/ViewControllers/MessagesViewController.m
@@ -32,10 +32,10 @@
     self.dataLoading = YES;
     [[APIClient sharedClient] pullNextFromPath:self.path params:self.params callback:^(NSArray *next, NSError *err) {
         NSArray *newMsgs = next;
+        NSUInteger oldCount = [self.messages count];
         if ([self.path isEqualToString:[APIClient threadUrl]]) {
             NSUInteger lastRid = [((Message *)[self.messages lastObject]).rid unsignedIntegerValue];
             NSUInteger count = [next count] - 1;
-            NSUInteger oldCount = [self.messages count];
             if (oldCount > 0) {
                 if (lastRid && lastRid < count) {
                     newMsgs = [next subarrayWithRange:NSMakeRange(lastRid, count - lastRid)];
@@ -45,7 +45,13 @@
             }
         }
         [self.messages addObjectsFromArray:newMsgs];
-        [self.tableView reloadData];
+        NSMutableArray *indexPaths = [NSMutableArray new];
+        for (NSUInteger index = oldCount; index <= oldCount + [newMsgs count] - 1; index++) {
+            [indexPaths addObject:[NSIndexPath indexPathForRow:index inSection: 0]];
+        }
+        [self.tableView beginUpdates];
+        [self.tableView insertRowsAtIndexPaths:indexPaths withRowAnimation:YES];
+        [self.tableView endUpdates];
         [self.refreshControl endRefreshing];
         self.dataLoading = NO;
     }];
@@ -114,10 +120,10 @@
     [self.navigationController pushViewController:threadViewController animated:NO];
 }
 
--(void)scrollViewDidScroll:(UIScrollView *)scrollView_ {
+-(void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView_ {
     CGFloat actualPosition = scrollView_.contentOffset.y;
     CGFloat contentHeight = scrollView_.contentSize.height - scrollView_.contentSize.height / 2;
-    if (actualPosition >= contentHeight && !self.dataLoading) {
+    if (actualPosition >= contentHeight && !self.dataLoading && ![self.tableView isTracking]) {
         Message *lastMsg = [self.messages lastObject];
         if (lastMsg != nil) {
             NSNumber *lastMid = lastMsg.mid;
-- 
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