Test GPT-5 with SwiftUI

GPT-5_Test_SwiftUI.swift

// Prompt: "Write simple SwiftUI app. Return only code in markdown blocks."

import SwiftUI

@main
struct SimpleSwiftUIApp: App {
    var body: some Scene {
        WindowGroup {
            ContentView()
        }
    }
}

struct ContentView: View {
    @State private var count = 0
    @State private var isOn = true
    @State private var name: String = ""

    var body: some View {
        NavigationView {
            VStack(spacing: 20) {
                // Greeting
                VStack(spacing: 8) {
                    Text("Hello\(name.isEmpty ? "" : ", \(name)")!")
                        .font(.largeTitle).bold()
                    Text("A tiny SwiftUI demo")
                        .foregroundStyle(.secondary)
                }

                // Counter
                VStack(spacing: 12) {
                    Text("\(count)")
                        .font(.system(size: 56, weight: .bold, design: .rounded))
                        .monospacedDigit()
                        .contentTransition(.numericText())
                        .animation(.spring(), value: count)

                    HStack {
                        Button(role: .destructive) {
                            count = 0
                        } label: {
                            Label("Reset", systemImage: "arrow.counterclockwise")
                        }

                        Spacer()

                        Button {
                            count -= 1
                        } label: {
                            Label("Minus", systemImage: "minus.circle.fill")
                        }

                        Button {
                            count += 1
                        } label: {
                            Label("Plus", systemImage: "plus.circle.fill")
                        }
                        .buttonStyle(.borderedProminent)
                    }
                }
                .padding()
                .background(.thinMaterial)
                .clipShape(RoundedRectangle(cornerRadius: 16, style: .continuous))

                // Progress
                VStack(alignment: .leading, spacing: 8) {
                    Text("Progress to next 10")
                        .font(.subheadline)
                        .foregroundStyle(.secondary)
                    ProgressView(value: Double(count % 10), total: 10)
                    Text("\(count % 10) / 10")
                        .font(.caption)
                        .monospacedDigit()
                        .foregroundStyle(.secondary)
                }

                // Controls
                Form {
                    Section("Settings") {
                        Toggle("Fancy Mode", isOn: $isOn)
                        TextField("Your name", text: $name)
                            .textInputAutocapitalization(.words)
                    }

                    Section("About") {
                        Label("Built with SwiftUI", systemImage: "swift")
                        Label("State, Animation, Form", systemImage: "gearshape")
                    }
                }
                .frame(maxHeight: 280)
                .scrollDisabled(true)

                Spacer(minLength: 0)
            }
            .padding()
            .navigationTitle("Simple App")
            .preferredColorScheme(isOn ? nil : .light)
        }
    }
}