Add an "appearance get started" card.

Signal/Images.xcassets/appearance-card.imageset/Contents.json

@@ -0,0 +1,12 @@
+{
+  "images" : [
+    {
+      "filename" : "signal-appearance.svg",
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

Signal/src/ViewControllers/GetStartedBannerViewController.swift

@@ -8,6 +8,7 @@ import Foundation
 protocol GetStartedBannerViewControllerDelegate: class {
     func getStartedBannerDidTapInviteFriends(_ banner: GetStartedBannerViewController)
     func getStartedBannerDidTapCreateGroup(_ banner: GetStartedBannerViewController)
+    func getStartedBannerDidTapAppearance(_ banner: GetStartedBannerViewController)
     func getStartedBannerDidDismissAllCards(_ banner: GetStartedBannerViewController, animated: Bool)
 }
 
@@ -245,10 +246,12 @@ extension GetStartedBannerViewController: GetStartedBannerCellDelegate {
         guard let model = cell.model else { return }
 
         switch model {
-        case .InviteFriends:
+        case .inviteFriends:
             delegate?.getStartedBannerDidTapInviteFriends(self)
-        case .NewGroup:
+        case .newGroup:
             delegate?.getStartedBannerDidTapCreateGroup(self)
+        case .appearance:
+            delegate?.getStartedBannerDidTapAppearance(self)
         }
     }
 }

Signal/src/ViewControllers/HomeView/ConversationListViewController.m

@@ -2412,6 +2412,11 @@ NSString *const kArchiveButtonPseudoGroup = @"kArchiveButtonPseudoGroup";
     [self showNewGroupView];
 }
 
+- (void)getStartedBannerDidTapAppearance:(OWSGetStartedBannerViewController *)banner
+{
+    [self showAppSettingsInAppearanceMode];
+}
+
 - (void)getStartedBannerDidTapInviteFriends:(OWSGetStartedBannerViewController *)banner
 {
     self.inviteFlow = [[OWSInviteFlow alloc] initWithPresentingViewController:self];

Signal/src/ViewControllers/HomeView/ConversationListViewController.swift

@@ -180,6 +180,7 @@ public enum ShowAppSettingsMode {
     case payments
     case payment(paymentsHistoryItem: PaymentsHistoryItem)
     case paymentsTransferIn
+    case appearance
 }
 
 // MARK: -
@@ -191,6 +192,11 @@ public extension ConversationListViewController {
         showAppSettings(mode: .none)
     }
 
+    @objc
+    func showAppSettingsInAppearanceMode() {
+        showAppSettings(mode: .appearance)
+    }
+
     func showAppSettings(mode: ShowAppSettingsMode) {
         AssertIsOnMainThread()
 
@@ -216,6 +222,9 @@ public extension ConversationListViewController {
             let paymentsSettings = PaymentsSettingsViewController(mode: .inAppSettings)
             let paymentsTransferIn = PaymentsTransferInViewController()
             viewControllers += [ paymentsSettings, paymentsTransferIn ]
+        case .appearance:
+            let appearance = AppearanceSettingsTableViewController()
+            viewControllers += [ appearance ]
         }
         navigationController.setViewControllers(viewControllers, animated: false)
         presentFormSheet(navigationController, animated: true)

Signal/src/views/GetStartedBannerCell.swift

@@ -5,8 +5,9 @@
 import Foundation
 
 enum GetStartedBannerEntry: String, CaseIterable {
-    case NewGroup
-    case InviteFriends
+    case newGroup
+    case inviteFriends
+    case appearance
 
     var identifier: String { rawValue }
 }
@@ -130,19 +131,23 @@ class GetStartedBannerCell: UICollectionViewCell {
 private extension GetStartedBannerEntry {
     var image: UIImage {
         switch self {
-        case .NewGroup:
+        case .newGroup:
             return UIImage(named: "new-group-card")!
-        case .InviteFriends:
+        case .inviteFriends:
             return UIImage(named: "invite-friends-card")!
+        case .appearance:
+            return UIImage(named: "appearance-card")!
         }
     }
 
     var buttonText: String {
         switch self {
-        case .NewGroup:
+        case .newGroup:
             return NSLocalizedString("GET_STARTED_CARD_NEW_GROUP", comment: "'Get Started' button directing users to create a group")
-        case .InviteFriends:
+        case .inviteFriends:
             return NSLocalizedString("GET_STARTED_CARD_INVITE_FRIENDS", comment: "'Get Started' button directing users to invite friends")
+        case .appearance:
+            return NSLocalizedString("GET_STARTED_CARD_APPEARANCE", comment: "'Get Started' button directing users to appearance")
         }
     }
 }

Signal/translations/en.lproj/Localizable.strings

@@ -1639,6 +1639,9 @@
 /* Title for the 'Get Started' banner */
 "GET_STARTED_BANNER_TITLE" = "Get started";
 
+/* 'Get Started' button directing users to appearance */
+"GET_STARTED_CARD_APPEARANCE" = "Appearance";
+
 /* 'Get Started' button directing users to invite friends */
 "GET_STARTED_CARD_INVITE_FRIENDS" = "Invite friends";