From 5f4a09ec689cb04ce71b4eb7425936f04a70f6f4 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Fri, 22 Mar 2019 00:33:30 +0300
Subject: Fix sign in

---
 Juick/ViewControllers/DialogsViewController.m  | 17 +++++++
 Juick/ViewControllers/FeedViewController.m     | 64 +++++++++-----------------
 Juick/ViewControllers/MessagesViewController.h |  1 +
 Juick/ViewControllers/MessagesViewController.m |  6 ++-
 4 files changed, 45 insertions(+), 43 deletions(-)

(limited to 'Juick/ViewControllers')

diff --git a/Juick/ViewControllers/DialogsViewController.m b/Juick/ViewControllers/DialogsViewController.m
index cbf0024..c2296dd 100644
--- a/Juick/ViewControllers/DialogsViewController.m
+++ b/Juick/ViewControllers/DialogsViewController.m
@@ -36,6 +36,10 @@
             [self.tableView beginUpdates];
             [self.tableView insertRowsAtIndexPaths:indexPaths withRowAnimation:YES];
             [self.tableView endUpdates];
+            self.tableView.backgroundView = [UIView new];
+        } else {
+            [self setEmptyMessageView:@"Sign in to view chats"];
+            [self.tableView reloadData];
         }
         [self.refreshControl endRefreshing];
     }];
@@ -77,5 +81,18 @@
     }
 }
 
+- (void) setEmptyMessageView:(NSString *)message {
+    CGRect rect = CGRectMake(0, 0, self.view.bounds.size.width, self.view.bounds.size.height);
+    UILabel *messageLabel = [[UILabel alloc] initWithFrame:rect];
+    messageLabel.text = message;
+    messageLabel.numberOfLines = 0;
+    messageLabel.textAlignment = NSTextAlignmentCenter;
+    messageLabel.font = [UIFont preferredFontForTextStyle:UIFontTextStyleCallout];
+    messageLabel.textColor = [UIColor colorNamed:@"Muted"];
+    [messageLabel sizeToFit];
+    self.tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
+    [self.tableView setBackgroundView:messageLabel];
+}
+
 
 @end
diff --git a/Juick/ViewControllers/FeedViewController.m b/Juick/ViewControllers/FeedViewController.m
index b6b578f..f6e36f4 100644
--- a/Juick/ViewControllers/FeedViewController.m
+++ b/Juick/ViewControllers/FeedViewController.m
@@ -23,7 +23,12 @@
 -(void) viewDidLoad {
     self.messagesDelegate = self;
     self.title = @"Today";
-    self.path = [APIClient feedUrl];
+    if ([[APIClient sharedClient] isAuthenticated]) {
+        self.path = [APIClient feedUrl];
+    } else {
+        self.path = [APIClient messagesUrl];
+        self.params = @{@"popular": @1};
+    }
     [self setShouldScrollToBottomOnRefresh:NO];
     [super viewDidLoad];
 }
@@ -32,47 +37,6 @@
     self.selectedUser = uname;
     [self performSegueWithIdentifier:@"profileSegue" sender:self];
 }
-/*
-- (IBAction)filterAction:(id)sender {
-    if (![[APIClient sharedClient] isAuthenticated]) {
-        [self.navigationController performSegueWithIdentifier:@"loginSegue" sender:self.navigationController];
-        return;
-    }
-    UIAlertController *filterAlert = [UIAlertController alertControllerWithTitle:nil message:nil preferredStyle:UIAlertControllerStyleActionSheet];
-    [filterAlert addAction:[UIAlertAction actionWithTitle:@"Cancel" style:UIAlertActionStyleCancel handler:nil]];
-    [filterAlert addAction:[UIAlertAction actionWithTitle:@"My feed" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
-        self.path = [APIClient feedUrl];
-        self.navigationController.visibleViewController.navigationItem.title = @"My feed";
-        self.params = nil;
-        [self.messages removeAllObjects];
-        [self.tableView reloadData];
-        [self setShouldScrollToBottomOnRefresh:NO];
-    }]];
-    [filterAlert addAction:[UIAlertAction actionWithTitle:@"Discover" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
-        self.path = [APIClient messagesUrl];
-        self.navigationController.visibleViewController.navigationItem.title = @"Discover";
-        self.params = nil;
-        [self.messages removeAllObjects];
-        [self.tableView reloadData];
-        [self setShouldScrollToBottomOnRefresh:NO];
-    }]];
-    [filterAlert addAction:[UIAlertAction actionWithTitle:@"Discussions" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
-        self.path = [APIClient discussionsUrl];
-        self.navigationController.visibleViewController.navigationItem.title = @"Discussions";
-        self.params = nil;
-        [self.messages removeAllObjects];
-        [self.tableView reloadData];
-        [self setShouldScrollToBottomOnRefresh:NO];
-    }]];
-    [filterAlert.view setTintColor:[ColorScheme linkColor]];
-    UIPopoverPresentationController *popover = [filterAlert popoverPresentationController];
-    if (popover) {
-        popover.sourceView = self.view;
-        popover.sourceRect = CGRectMake(CGRectGetMidX(self.view.bounds), CGRectGetMidY(self.view.bounds), 0, 0);
-        popover.permittedArrowDirections = UIPopoverArrowDirectionUp;
-    }
-    [self presentViewController:filterAlert animated:YES completion:nil];
-}*/
 
 -(void) loadMore {
     Message *lastMsg = [self.messages lastObject];
@@ -88,4 +52,20 @@
     }
 }
 
+- (BOOL)shouldPerformSegueWithIdentifier:(NSString *)identifier sender:(id)sender {
+    if ([identifier isEqualToString:@"newPostSegue"]) {
+        if ([[APIClient sharedClient] isAuthenticated]) {
+            return YES;
+        } else {
+            [self.navigationController performSegueWithIdentifier:@"loginSegue" sender:self];
+            return NO;
+        }
+    }
+    return YES;
+}
+
+- (void)didReceiveChallenge {
+    
+}
+
 @end
diff --git a/Juick/ViewControllers/MessagesViewController.h b/Juick/ViewControllers/MessagesViewController.h
index c8eb4cf..8f41af7 100644
--- a/Juick/ViewControllers/MessagesViewController.h
+++ b/Juick/ViewControllers/MessagesViewController.h
@@ -12,6 +12,7 @@
 extern NSString* const messageCellIdentifier;
 
 @protocol MessagesDelegate
+-(void) didReceiveChallenge;
 -(void) loadMore;
 @end
 
diff --git a/Juick/ViewControllers/MessagesViewController.m b/Juick/ViewControllers/MessagesViewController.m
index 7029beb..88bee93 100644
--- a/Juick/ViewControllers/MessagesViewController.m
+++ b/Juick/ViewControllers/MessagesViewController.m
@@ -33,7 +33,11 @@ NSString* const messageCellIdentifier = @"messageCell";
         }
         [[APIClient sharedClient] pullNextFromPath:self.path params:self.params callback:^(NSArray *next, NSError *err) {
             if (err) {
-                [User throwUnableToLogin:self error:err];
+                if ([err.domain isEqual: @"JuickErrorDomain"] && err.code == 401) {
+                    [self.messagesDelegate didReceiveChallenge];
+                } else {
+                    [User throwUnableToLogin:self error:err];
+                }
                 return;
             }
             NSArray *newMsgs = next;
-- 
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