SwiftUI Regression

ContentView.swift

//
//  ContentView.swift
//  SwiftUITest
//
//  Created by Ian Spence on 2023-09-15.
//

import SwiftUI

struct ContentView: View {
    private let columns = [GridItem(.adaptive(minimum: 100, maximum: .infinity), spacing: 3)]

    var body: some View {
        NavigationStack {
            ScrollView {
                LazyVGrid(columns: columns, spacing: 3) {
                    ForEach(1...1000, id: \.self) { n in
                        ListItem(index: n)
                    }
                }
            }.navigationTitle("Test")
        }
    }
}

struct ListItem: View {
    let index: Int
    @State private var showFullscreenCoverView = false

    var body: some View {
        VStack {
            Image(systemName: "checkmark.circle")
            Text("Item \(index)")
        }
        .frame(minWidth: 100, minHeight: 100)
        .padding()
        .onTapGesture {
            showFullscreenCoverView = true
        }
        .fullScreenCover(isPresented: $showFullscreenCoverView, content: {
            NavigationStack {
                VStack {
                    Text("Item \(index)")
                    Button(action: {
                        showFullscreenCoverView = false
                    }, label: {
                        Text("Close")
                    })
                }
            }
        })
    }
}