fix thread refreshing

1 files changed, 6 insertions, 2 deletions

diff --git a/Juick/MessagesViewController.m b/Juick/MessagesViewController.m
index 25622a9..24b8185 100644
--- a/Juick/MessagesViewController.m
+++ b/Juick/MessagesViewController.m
@@ -83,8 +83,12 @@ static NSString *CellIdentifier = @"MessageCell";
     [self.refreshControl addTarget:self action:@selector(refreshData) forControlEvents:UIControlEventValueChanged];
     __weak MessagesViewController * weakSelf = self;
     [self.tableView addInfiniteScrollWithHandler:^(UITableView * _Nonnull tableView) {
-        NSNumber *lastMid = ((Message *)[weakSelf.messages lastObject]).MID;
-        [weakSelf.params setValue:lastMid forKey:@"before_mid"];
+        if ([weakSelf.path isEqualToString:[Message threadUrl]]) {
+            [weakSelf.messages removeAllObjects];
+        } else {
+            NSNumber *lastMid = ((Message *)[weakSelf.messages lastObject]).MID;
+            [weakSelf.params setValue:lastMid forKey:@"before_mid"];
+        }
         [weakSelf refreshData];
         [weakSelf.tableView finishInfiniteScroll];
     }];