Sort group members.

Signal/src/ViewControllers/ThreadSettings/ShowGroupMembersViewController.m

@@ -168,7 +168,14 @@ NS_ASSUME_NONNULL_BEGIN
 
     __weak ShowGroupMembersViewController *weakSelf = self;
     ContactsViewHelper *helper = self.contactsViewHelper;
-    for (NSString *recipientId in [recipientIds sortedArrayUsingSelector:@selector(compare:)]) {
+    // Sort the group members using contacts manager.
+    NSArray<NSString *> *sortedRecipientIds =
+        [recipientIds sortedArrayUsingComparator:^NSComparisonResult(NSString *recipientIdA, NSString *recipientIdB) {
+            SignalAccount *signalAccountA = [helper.contactsManager signalAccountForRecipientId:recipientIdA];
+            SignalAccount *signalAccountB = [helper.contactsManager signalAccountForRecipientId:recipientIdB];
+            return [helper.contactsManager compareSignalAccount:signalAccountA withSignalAccount:signalAccountB];
+        }];
+    for (NSString *recipientId in sortedRecipientIds) {
         [section addItem:[OWSTableItem itemWithCustomCellBlock:^{
             ShowGroupMembersViewController *strongSelf = weakSelf;
             OWSCAssert(strongSelf);

SignalMessaging/Views/ContactTableViewCell.m

@@ -78,17 +78,14 @@ const CGFloat kContactTableViewCellAvatarTextMargin = 12;
 
     _nameLabel = [UILabel new];
     _nameLabel.lineBreakMode = NSLineBreakByTruncatingTail;
-    _nameLabel.font = [UIFont ows_dynamicTypeBodyFont];
     [_nameContainerView addSubview:_nameLabel];
 
     _profileNameLabel = [UILabel new];
     _profileNameLabel.lineBreakMode = NSLineBreakByTruncatingTail;
-    _profileNameLabel.font = [UIFont ows_regularFontWithSize:11.f];
     _profileNameLabel.textColor = [UIColor grayColor];
     [_nameContainerView addSubview:_profileNameLabel];
 
     _subtitle = [UILabel new];
-    _subtitle.font = [UIFont ows_regularFontWithSize:11.f];
     _subtitle.textColor = [UIColor ows_darkGrayColor];
     [_nameContainerView addSubview:self.subtitle];
 
@@ -113,10 +110,19 @@ const CGFloat kContactTableViewCellAvatarTextMargin = 12;
     [_nameContainerView autoPinLeadingToTrailingEdgeOfView:_avatarView offset:kContactTableViewCellAvatarTextMargin];
     [_nameContainerView autoPinTrailingToSuperviewMargin];
 
+    [self configureFonts];
+
     // Force layout, since imageView isn't being initally rendered on App Store optimized build.
     [self layoutSubviews];
 }
 
+- (void)configureFonts
+{
+    self.nameLabel.font = [UIFont ows_dynamicTypeBodyFont];
+    self.profileNameLabel.font = [UIFont ows_regularFontWithSize:11.f];
+    self.subtitle.font = [UIFont ows_regularFontWithSize:11.f];
+}
+
 - (void)configureWithSignalAccount:(SignalAccount *)signalAccount contactsManager:(OWSContactsManager *)contactsManager
 {
     [self configureWithRecipientId:signalAccount.recipientId contactsManager:contactsManager];
@@ -124,6 +130,12 @@ const CGFloat kContactTableViewCellAvatarTextMargin = 12;
 
 - (void)configureWithRecipientId:(NSString *)recipientId contactsManager:(OWSContactsManager *)contactsManager
 {
+    OWSAssert(recipientId.length > 0);
+    OWSAssert(contactsManager);
+
+    // Update fonts to reflect changes to dynamic type.
+    [self configureFonts];
+
     self.recipientId = recipientId;
     self.contactsManager = contactsManager;
 
@@ -155,6 +167,10 @@ const CGFloat kContactTableViewCellAvatarTextMargin = 12;
 - (void)configureWithThread:(TSThread *)thread contactsManager:(OWSContactsManager *)contactsManager
 {
     OWSAssert(thread);
+
+    // Update fonts to reflect changes to dynamic type.
+    [self configureFonts];
+
     self.contactsManager = contactsManager;
 
     NSString *threadName = thread.name;

SignalMessaging/contacts/OWSContactsManager.h

@@ -70,6 +70,7 @@ extern NSString *const OWSContactsManagerSignalAccountsDidChangeNotification;
  * Used for sorting, respects system contacts name sort order preference.
  */
 - (NSString *)comparableNameForSignalAccount:(SignalAccount *)signalAccount;
+- (NSComparisonResult)compareSignalAccount:(SignalAccount *)left withSignalAccount:(SignalAccount *)right;
 
 // Generally we prefer the formattedProfileName over the raw profileName so as to
 // distinguish a profile name apart from a name pulled from the system's contacts.

SignalMessaging/contacts/OWSContactsManager.m

@@ -757,6 +757,11 @@ NSString *const OWSContactsManagerSignalAccountsDidChangeNotification
     return image;
 }
 
+- (NSComparisonResult)compareSignalAccount:(SignalAccount *)left withSignalAccount:(SignalAccount *)right
+{
+    return self.signalAccountComparator(left, right);
+}
+
 - (NSComparisonResult (^)(SignalAccount *left, SignalAccount *right))signalAccountComparator
 {
     return ^NSComparisonResult(SignalAccount *left, SignalAccount *right) {