[NEW] Adding the ability to theme

Rocket.Chat/API/Clients/MessagesClient.swift

@@ -40,7 +40,7 @@ struct MessagesClient: APIClient {
                     realm?.add(message, update: true)
                 }
 
-                MessageTextCacheManager.shared.update(for: message)
+                MessageTextCacheManager.shared.update(for: message, with: nil)
             }
         }
 

Rocket.Chat/AppDelegate.swift

@@ -14,7 +14,7 @@ import UserNotifications
 class AppDelegate: UIResponder, UIApplicationDelegate {
 
     var window: UIWindow?
-    var notificationWindow: UIWindow?
+    var notificationWindow: TransparentToTouchesWindow?
 
     func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
         Launcher().prepareToLaunch(with: launchOptions)
@@ -50,6 +50,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
         notificationWindow?.rootViewController = NotificationViewController.shared
         notificationWindow?.windowLevel = UIWindowLevelAlert
         notificationWindow?.makeKeyAndVisible()
+        notificationWindow?.isHidden = true
     }
 
     // MARK: AppDelegate LifeCycle

Rocket.Chat/Controllers/Base/BaseNavigationController.swift

@@ -16,15 +16,27 @@ class BaseNavigationController: UINavigationController {
         return !(topViewController is WelcomeViewController)
     }
 
+    override init(rootViewController: UIViewController) {
+        super.init(navigationBarClass: BaseNavigationBar.self, toolbarClass: nil)
+        self.setViewControllers([rootViewController], animated: false)
+    }
+
+    override init(nibName nibNameOrNil: String?, bundle nibBundleOrNil: Bundle?) {
+        super.init(nibName: nibNameOrNil, bundle: nibBundleOrNil)
+    }
+
+    required init?(coder aDecoder: NSCoder) {
+        super.init(coder: aDecoder)
+    }
+
     override func viewDidLoad() {
         super.viewDidLoad()
 
         view.backgroundColor = .white
 
         let navBar = self.navigationBar
         navBar.isTranslucent = false
-        navBar.tintColor = .RCBlue()
-        navBar.barTintColor = .RCNavigationBarColor()
+        (navBar as? BaseNavigationBar)?.themeSource = self
     }
 
     override func popToRootViewController(animated: Bool) -> [UIViewController]? {
@@ -56,30 +68,40 @@ class BaseNavigationController: UINavigationController {
     }
 
     func setTransparentTheme(forceRedraw: Bool = false) {
-        UIApplication.shared.statusBarStyle = .default
         let navBar = self.navigationBar
+        navBar.barStyle = .default
         navBar.setBackgroundImage(UIImage(), for: .default)
         navBar.shadowImage = UIImage()
         navBar.backgroundColor = UIColor.clear
         navBar.isTranslucent = true
         navBar.tintColor = .RCBlue()
         if forceRedraw { forceNavigationToRedraw() }
+        navBar.applyTheme()
+        setNeedsStatusBarAppearanceUpdate()
     }
 
     func setGrayTheme(forceRedraw: Bool = false) {
-        UIApplication.shared.statusBarStyle = .lightContent
         let navBar = self.navigationBar
+        navBar.barStyle = .black
         navBar.shadowImage = UIImage()
         navBar.backgroundColor = .RCNavBarGray()
         navBar.barTintColor = .RCNavBarGray()
         navBar.isTranslucent = false
         navBar.tintColor = .white
         navBar.titleTextAttributes = [NSAttributedStringKey.foregroundColor: UIColor.white]
         if forceRedraw { forceNavigationToRedraw() }
+        navBar.applyTheme()
+        setNeedsStatusBarAppearanceUpdate()
     }
 
     func forceNavigationToRedraw() {
         isNavigationBarHidden = true
         isNavigationBarHidden = false
     }
 }
+
+extension BaseNavigationController: BaseNavigationBarThemeSource {
+    var navgiationBarTheme: Theme? {
+        return topViewController?.view.theme
+    }
+}

Rocket.Chat/Controllers/Base/BaseTableViewController.swift

@@ -12,6 +12,8 @@ class BaseTableViewController: UITableViewController {
     override func viewDidLoad() {
         super.viewDidLoad()
 
+        ThemeManager.addObserver(self)
+
         self.navigationItem.backBarButtonItem = UIBarButtonItem(
             title: "",
             style: .plain,

Rocket.Chat/Controllers/Base/BaseViewController.swift

@@ -12,7 +12,9 @@ class BaseViewController: UIViewController {
     override func viewDidLoad() {
         super.viewDidLoad()
 
-        self.navigationItem.backBarButtonItem = UIBarButtonItem(
+        ThemeManager.addObserver(self)
+
+        navigationItem.backBarButtonItem = UIBarButtonItem(
             title: "",
             style: .plain,
             target: nil,

Rocket.Chat/Controllers/Base/MainSplitViewController.swift

@@ -42,13 +42,23 @@ final class MainSplitViewController: UISplitViewController {
     override func awakeFromNib() {
         super.awakeFromNib()
 
+        ThemeManager.addObserver(self)
+
         delegate = self
         preferredDisplayMode = .allVisible
 
         SocketManager.addConnectionHandler(token: socketHandlerToken, handler: self)
         SocketManager.reconnect()
     }
 
+    override func viewDidLayoutSubviews() {
+        super.viewDidLayoutSubviews()
+        applyTheme()
+    }
+
+    override var preferredStatusBarStyle: UIStatusBarStyle {
+        return view.theme?.appearence.statusBarStyle ?? .default
+    }
 }
 
 // MARK: UISplitViewControllerDelegate
@@ -72,3 +82,13 @@ extension MainSplitViewController: SocketConnectionHandler {
     }
 
 }
+
+// MARK: Themeable
+
+extension MainSplitViewController {
+    override func applyTheme() {
+        guard let theme = view.theme else { return }
+        view.backgroundColor = theme.mutedAccent
+        view.subviews.first?.backgroundColor = theme.mutedAccent
+    }
+}