#48: Splash экран

Author: danast2

EatHub/EatHub/Application/AppDependencies.swift

@@ -11,6 +11,7 @@ struct AppDependencies {
 
     let mealsService: MealsService
     let detailsViewModelBuilder: (DetailsViewModuleInput) -> DetailsViewModel
+    let launchScreenStateManager: LaunchScreenStateManager
 
     init() {
         let apiRequester = APIRequester()
@@ -26,6 +27,7 @@ struct AppDependencies {
             )
         }
         self.detailsViewModelBuilder = detailsViewModelBuilder
+        self.launchScreenStateManager = LaunchScreenStateManager()
     }
 
     func makeHomeViewModel() -> HomeViewModel {

EatHub/EatHub/Application/EatHubApp.swift

@@ -14,7 +14,12 @@ struct EatHubApp: App {
 
     var body: some Scene {
         WindowGroup {
-            MainView(dependencies: dependencies)
+            ZStack {
+                MainView(dependencies: dependencies)
+                if dependencies.launchScreenStateManager.state != .finished {
+                    LaunchScreenView(dependencies: dependencies)
+                }
+            }
         }
     }
 }

EatHub/EatHub/Managers/LaunchScreenStateManager.swift

@@ -0,0 +1,23 @@
+//
+//  LaunchScreenStateManager.swift
+//  EatHub
+//
+//  Created by Даниил Дементьев on 29.03.2025.
+//
+
+import Foundation
+
+final class LaunchScreenStateManager: ObservableObject {
+
+    @MainActor @Published private(set) var state: LaunchScreenStep = .firstStep
+
+    @MainActor func dismiss() {
+        Task {
+            state = .secondStep
+
+            try? await Task.sleep(for: Duration.seconds(1))
+
+            self.state = .finished
+        }
+    }
+}

EatHub/EatHub/Modules/Home/HomeView.swift

@@ -1,3 +1,10 @@
+//
+//  HomeView.swift
+//  EatHub
+//
+//  Created by Даниил Дементьев on 26.03.2025.
+//
+
 import SwiftUI
 
 struct HomeView: View {

EatHub/EatHub/Modules/Home/HomeViewModel.swift

@@ -1,5 +1,5 @@
 //
-//  MainViewModal.swift
+//  HomeViewModal.swift
 //  EatHub
 //
 //  Created by Даниил Дементьев on 26.03.2025.

EatHub/EatHub/Modules/Launch/LaunchScreenStep.swift

@@ -0,0 +1,12 @@
+//
+//  LaunchScreenStep.swift
+//  EatHub
+//
+//  Created by Даниил Дементьев on 29.03.2025.
+//
+
+enum LaunchScreenStep {
+    case firstStep
+    case secondStep
+    case finished
+}

EatHub/EatHub/Modules/Launch/LaunchScreenView.swift

@@ -0,0 +1,76 @@
+//
+//  LaunchScreenView.swift
+//  EatHub
+//
+//  Created by Даниил Дементьев on 29.03.2025.
+//
+
+import SwiftUI
+
+struct LaunchScreenView: View {
+    @ObservedObject private var launchScreenStateManager: LaunchScreenStateManager
+
+    @State private var firstAnimation = false
+    @State private var secondAnimation = false
+    @State private var startFadeoutAnimation = false
+
+    init(dependencies: AppDependencies) {
+        self._launchScreenStateManager = ObservedObject(wrappedValue:
+                                                            dependencies.launchScreenStateManager)
+    }
+
+    var body: some View {
+        ZStack {
+            backgroundColor
+            image
+        }.onReceive(animationTimer) { _ in
+            updateAnimation()
+        }.opacity(startFadeoutAnimation ? 0 : 1)
+    }
+
+    private var image: some View {
+        Image(systemName: "fork.knife.circle.fill")
+            .resizable()
+            .scaledToFit()
+            .frame(width: 120, height: 120)
+            .foregroundStyle(.white)
+            .rotationEffect(firstAnimation ? .degrees(0) : .degrees(360))
+            .scaleEffect(secondAnimation ? 0.1 : 1.0)
+            .offset(y: secondAnimation ? 500 : 0)
+            .shadow(color: .black.opacity(0.2), radius: 10, x: 0, y: 10)
+            .animation(.easeInOut(duration: 1.3), value: firstAnimation)
+            .animation(.easeIn(duration: 0.6), value: secondAnimation)
+    }
+
+    private var backgroundColor: some View {
+        LinearGradient(
+            colors: [Color.orange, Color.red],
+            startPoint: .top,
+            endPoint: .bottom
+        )
+        .ignoresSafeArea()
+    }
+
+    private let animationTimer = Timer
+        .publish(every: 1.5, on: .current, in: .common)
+        .autoconnect()
+
+    private func updateAnimation() {
+        switch launchScreenStateManager.state {
+        case .firstStep:
+            withAnimation(.easeInOut(duration: 0.9)) {
+                firstAnimation.toggle()
+            }
+        case .secondStep:
+            if secondAnimation == false {
+                withAnimation(.linear) {
+                    secondAnimation = true
+                    startFadeoutAnimation = true
+                }
+            }
+        case .finished:
+            break
+        }
+    }
+
+}

EatHub/EatHub/Modules/MainView.swift

@@ -11,9 +11,11 @@ struct MainView: View {
 
     @State var selectedIndex: MainTabEnum = .home
     var dependencies: AppDependencies
+    private var launchScreenState: LaunchScreenStateManager
 
     init(dependencies: AppDependencies) {
         self.dependencies = dependencies
+        self.launchScreenState = dependencies.launchScreenStateManager
         UITabBar.appearance().isHidden = true
     }
 
@@ -33,10 +35,15 @@ struct MainView: View {
                 MainTabBar(selectedIndex: $selectedIndex)
             }
         }
+        .task {
+            try? await Task.sleep(for: .seconds(2))
+            launchScreenState.dismiss()
+        }
     }
 }
 
 #Preview {
     let dependencies = AppDependencies()
+    let launchScreenState = LaunchScreenStateManager()
     return MainView(dependencies: dependencies)
 }