Small sample of a draggable card object in SwiftUI

dragcard.swift

// Adapted from Hacking with SwiftUI, credit to Paul Hudson (@twostraws).
// https://www.hackingwithswift.com/books/ios-swiftui/animating-gestures

import SwiftUI

struct ContentView: View {
    @State private var dragAmount = CGSize.zero

    var body: some View {
        RoundedRectangle(cornerRadius: 10)
            .foregroundStyle(LinearGradient(gradient: Gradient(colors: [.yellow, .red]),
                                            startPoint: .topLeading, endPoint: .bottomTrailing))
            .frame(width: 300, height: 200)
            .shadow(radius: 10, x: 10, y: 10)
            .offset(dragAmount)
            .gesture(DragGesture()
                .onChanged { dragAmount = $0.translation }
                .onEnded { _ in
                    withAnimation(.spring()) { dragAmount = .zero }
                }
            )
    }
}

#Preview {
    ContentView()
}