SwiftUI crypto app — ilova ikonkasi, Launch Screen va kirish animatsiyasi

import SwiftUI

struct LaunchView: View {

    @Binding var showLaunchView: Bool

    // "Loading your portfolio..." — har bir harf alohida element
    @State private var loadingText: [String] = "Portfelingiz yuklanmoqda...".map { String($0) }
    @State private var showLoadingText: Bool = false

    // Timer — har 0.1 soniyada ishlaydi
    private let timer = Timer.publish(every: 0.1, on: .main, in: .common).autoconnect()

    @State private var counter: Int = 0      // Animatsiya indeksi
    @State private var loops: Int = 0        // Necha marta takrorlandi

    var body: some View {
        ZStack {
            Color.launch.background
                .ignoresSafeArea()

            // Ilova logosi — launch screen bilan bir joyda turadi
            Image("logo-transparent")
                .resizable()
                .frame(width: 100, height: 100)

            // Harakatlanuvchi matn
            ZStack {
                if showLoadingText {
                    HStack(spacing: 0) {
                        ForEach(loadingText.indices, id: \.self) { index in
                            Text(loadingText[index])
                                .font(.headline)
                                .fontWeight(.heavy)
                                .foregroundColor(Color.launch.accent)
                                // Har bir harf o'z vaqtida yuqoriga ko'tariladi
                                .offset(y: counter == index ? -5 : 0)
                        }
                    }
                    .transition(.scale.animation(.easeIn))
                }
            }
            .offset(y: 70)  // Logo tagidan chiqadi
        }
        .onAppear {
            showLoadingText = true
        }
        .onReceive(timer) { _ in
            withAnimation(.spring()) {
                let lastIndex = loadingText.count - 1
                if counter == lastIndex {
                    counter = 0         // Boshiga qaytadi
                    loops += 1         // Sikl sanalagani
                } else {
                    counter += 1
                }
            }

            // 2 ta sikl tugagach — LaunchView yopiladi
            if loops >= 2 {
                showLaunchView = false
            }
        }
    }
}

struct LaunchTheme {
    let accent = Color("LaunchAccentColor")
    let background = Color("LaunchBackgroundColor")
}

extension Color {
    static let theme = ColorTheme()
    static let launch = LaunchTheme()  // yangi
}

@main
struct SwiftUICryptoApp: App {

    @State private var showLaunchView: Bool = true

    var body: some Scene {
        WindowGroup {
            ZStack {
                // Asosiy ilova (orqa fonda)
                NavigationView {
                    HomeView()
                }
                .navigationViewStyle(StackNavigationViewStyle())  // iPad uchun ham to'g'ri

                // Kirish animatsiyasi (old fonda)
                ZStack {
                    if showLaunchView {
                        LaunchView(showLaunchView: $showLaunchView)
                            .transition(.opacity.animation(.easeOut))
                    }
                }
                .zIndex(2.0)  // Har doim ustda turadi
            }
        }
    }
}

Sikl 1: P-o-r-t-f-e-l-i-n-g-i-z...  (har harf 0.1s)
Sikl 2: P-o-r-t-f-e-l-i-n-g-i-z...
Tugadi → showLaunchView = false