Example app (#10)

Example/NivelirExample.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

Example/NivelirExample.xcodeproj/xcshareddata/xcschemes/NivelirExample.xcscheme

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+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1240"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "C017D13225FBAD0F008B90C0"
+               BuildableName = "NivelirExample.app"
+               BlueprintName = "NivelirExample"
+               ReferencedContainer = "container:NivelirExample.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "C017D13225FBAD0F008B90C0"
+            BuildableName = "NivelirExample.app"
+            BlueprintName = "NivelirExample"
+            ReferencedContainer = "container:NivelirExample.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "C017D13225FBAD0F008B90C0"
+            BuildableName = "NivelirExample.app"
+            BlueprintName = "NivelirExample"
+            ReferencedContainer = "container:NivelirExample.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Example/NivelirExample.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

Example/NivelirExample/AppDelegate.swift

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+import UIKit
+
+@main
+class AppDelegate: UIResponder, UIApplicationDelegate {
+
+    private func setupNavigationBarAppearance() {
+        let appearance = UINavigationBar.appearance()
+
+        appearance.prefersLargeTitles = true
+        appearance.tintColor = Colors.important
+    }
+
+    func application(
+        _ application: UIApplication,
+        didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
+    ) -> Bool {
+        setupNavigationBarAppearance()
+
+        return true
+    }
+
+    func application(
+        _ application: UIApplication,
+        configurationForConnecting connectingSceneSession: UISceneSession,
+        options: UIScene.ConnectionOptions
+    ) -> UISceneConfiguration {
+        UISceneConfiguration(
+            name: "Main",
+            sessionRole: connectingSceneSession.role
+        )
+    }
+}

Example/NivelirExample/Helpers/Colors.swift

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+import UIKit
+
+enum Colors {
+
+    static let background = UIColor(named: "Background")!
+    static let unimportant = UIColor(named: "Unimportant")!
+    static let important = UIColor(named: "Important")!
+    static let title = UIColor(named: "Title")!
+}

Example/NivelirExample/Helpers/Images.swift

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+import UIKit
+
+enum Images {
+
+    static let chatsTab = UIImage(named: "ChatsTab")!
+    static let profileTab = UIImage(named: "ProfileTab")!
+    static let chat = UIImage(named: "Chat")!
+    static let user = UIImage(named: "User")!
+}

Example/NivelirExample/Helpers/Reusable/Reusable.swift

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+import Foundation
+
+protocol Reusable {
+    static var reuseIdentifier: String { get }
+}
+
+extension Reusable {
+    static var reuseIdentifier: String {
+        "\(Self.self)"
+    }
+}

Example/NivelirExample/Helpers/Reusable/UITableView+Reusable.swift

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+import UIKit
+
+extension UITableView {
+
+    func registerReusableHeaderFooterView<T: UITableViewHeaderFooterView & Reusable>(of type: T.Type) {
+        register(type, forHeaderFooterViewReuseIdentifier: T.reuseIdentifier)
+    }
+
+    func dequeueReusableHeaderFooterView<T: UITableViewHeaderFooterView & Reusable>(of type: T.Type) -> T {
+        dequeueReusableHeaderFooterView(withIdentifier: T.reuseIdentifier) as! T
+    }
+
+    func registerReusableCell<T: UITableViewCell & Reusable>(of type: T.Type) {
+        register(type, forCellReuseIdentifier: T.reuseIdentifier)
+    }
+
+    func dequeueReusableCell<T: UITableViewCell & Reusable>(of type: T.Type) -> T {
+        dequeueReusableCell(withIdentifier: T.reuseIdentifier) as! T
+    }
+
+    func dequeueReusableCell<T: UITableViewCell & Reusable>(of type: T.Type, for indexPath: IndexPath) -> T {
+        dequeueReusableCell(withIdentifier: T.reuseIdentifier, for: indexPath) as! T
+    }
+}

Example/NivelirExample/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>$(DEVELOPMENT_LANGUAGE)</string>
+	<key>CFBundleDisplayName</key>
+	<string>Nivelir Example</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>$(PRODUCT_BUNDLE_PACKAGE_TYPE)</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>LSRequiresIPhoneOS</key>
+	<true/>
+	<key>UIApplicationSceneManifest</key>
+	<dict>
+		<key>UIApplicationSupportsMultipleScenes</key>
+		<false/>
+		<key>UISceneConfigurations</key>
+		<dict>
+			<key>UIWindowSceneSessionRoleApplication</key>
+			<array>
+				<dict>
+					<key>UISceneConfigurationName</key>
+					<string>Main</string>
+					<key>UISceneDelegateClassName</key>
+					<string>$(PRODUCT_MODULE_NAME).MainSceneDelegate</string>
+				</dict>
+			</array>
+		</dict>
+	</dict>
+	<key>UIApplicationSupportsIndirectInputEvents</key>
+	<true/>
+	<key>UILaunchStoryboardName</key>
+	<string>Launch</string>
+	<key>UIRequiredDeviceCapabilities</key>
+	<array>
+		<string>armv7</string>
+	</array>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+	</array>
+	<key>UISupportedInterfaceOrientations~ipad</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationPortraitUpsideDown</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>NSPhotoLibraryUsageDescription</key>
+	<string>The app requires access to your photos library to change profile images</string>
+</dict>
+</plist>

Example/NivelirExample/Modules/Chat/ChatEmptyView.swift

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+import UIKit
+
+final class ChatEmptyView: UIView {
+
+    private let iconImageView = UIImageView()
+    private let titleLabel = UILabel()
+    private let subtitleLabel = UILabel()
+
+    var title: String? {
+        get { titleLabel.text }
+        set { titleLabel.text = newValue }
+    }
+    override init(frame: CGRect = .zero) {
+        super.init(frame: frame)
+
+        backgroundColor = Colors.background
+
+        setupIconImageView()
+        setupTitleLabel()
+        setupSubtitleLabel()
+    }
+
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+
+    private func setupIconImageView() {
+        addSubview(iconImageView)
+
+        iconImageView.image = Images.chat
+        iconImageView.contentMode = .scaleAspectFit
+
+        iconImageView.snp.makeConstraints { make in
+            make.centerX.equalToSuperview()
+            make.centerY.equalToSuperview().offset(-70.0)
+            make.size.equalTo(140.0)
+        }
+    }
+
+    private func setupTitleLabel() {
+        addSubview(titleLabel)
+
+        titleLabel.textColor = Colors.title
+        titleLabel.font = .systemFont(ofSize: 24.0)
+
+        titleLabel.snp.makeConstraints { make in
+            make.top.equalTo(iconImageView.snp.bottom).offset(16.0)
+            make.centerX.equalToSuperview()
+        }
+    }
+
+    private func setupSubtitleLabel() {
+        addSubview(subtitleLabel)
+
+        subtitleLabel.text = "No messages, yet!"
+        subtitleLabel.textColor = Colors.unimportant
+        subtitleLabel.font = .systemFont(ofSize: 16.0)
+
+        subtitleLabel.snp.makeConstraints { make in
+            make.top.equalTo(titleLabel.snp.bottom).offset(4.0)
+            make.centerX.equalToSuperview()
+        }
+    }
+}

Example/NivelirExample/Modules/Chat/ChatSreen.swift

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+import UIKit
+import Nivelir
+
+struct ChatScreen: Screen {
+
+    let chatID: Int
+
+    var traits: Set<AnyHashable> {
+        [chatID]
+    }
+
+    func build(navigator: ScreenNavigator) -> UIViewController {
+        ChatViewController(
+            chatID: chatID,
+            screenKey: key,
+            screenNavigator: navigator
+        )
+    }
+}
+

Example/NivelirExample/Modules/Chat/ChatViewController.swift

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+import UIKit
+import Nivelir
+
+final class ChatViewController: UIViewController, ScreenKeyedContainer {
+
+    let chatID: Int
+
+    let screenKey: ScreenKey
+    let screenNavigator: ScreenNavigator
+
+    init(chatID: Int, screenKey: ScreenKey, screenNavigator: ScreenNavigator) {
+        self.chatID = chatID
+
+        self.screenKey = screenKey
+        self.screenNavigator = screenNavigator
+
+        super.init(nibName: nil, bundle: nil)
+
+        hidesBottomBarWhenPushed = true
+    }
+
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+
+    override func loadView() {
+        let chatEmptyView = ChatEmptyView()
+
+        chatEmptyView.title = "Chat \(chatID)"
+
+        view = chatEmptyView
+    }
+}
+
+extension ChatViewController: ScreenRefreshableContainer {
+
+    func refresh(completion: @escaping () -> Void) {
+        print("Refreshed")
+
+        completion()
+    }
+}