AccountView.swift

struct AccountView: View {
	@State var showsModal: Bool = false
	
    var body: some View {
	ZStack {
		Button("Show modal") {
			withAnimation {
				showsModal = true
			}
		}

		if showsModal {
			DimmedView {
				ModalView(isShowing: $showsModal)
			}
			.transition(.opacity)
			.zIndex(.greatestFiniteMagnitude)
		}
	}
	}
}

struct DimmedView<T: View>: View {
	let content: () -> T
	
	var body: some View {
		ZStack {
			DimmingView()
			content()
		}
	}
}

struct DimmingView: View {
	var body: some View {
		Rectangle()
			.frame(maxWidth: .infinity, maxHeight: .infinity)
			.background(Color.black)
			.opacity(0.3)
	}
}

struct ModalView: View {
	@Binding var isShowing: Bool
	
	var body: some View {
		VStack {
			Text("This is modal view")
				.padding()
			Button("Close") {
				withAnimation {
					isShowing = false
				}
			}.padding()
		}
		.background(Color.white)
		.cornerRadius(10)
	}
}