Drag and drop in SwiftUI

DraggableView.swift

import SwiftUI

struct DraggableView<Content>: View where Content: View {
    var onDrop: () -> Void
    var content: Content
    @State private var offset: CGSize = .zero
    
    init(onDrop: @escaping () -> Void, content: @escaping () -> Content) {
        self.onDrop = onDrop
        self.content = content()
    }
    
    var body: some View {
        content
            .offset(offset)
            .gesture(
                DragGesture()
                    .onChanged { value in
                        offset = value.translation
                    }
                    .onEnded { _ in
                        offset = .zero
                        onDrop()
                    }
            )
    }
}

struct ContentView: View {
    var body: some View {
        DraggableView(onDrop: self.onDrop) {
            Text("Drag me!")
        }
    }
    
    func onDrop() {
        print("the view has been dropped.")
    }
}