ErrorHandling.swift
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ErrorHandling.swift
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	// Based on https://www.ralfebert.com/swiftui/generic-error-handling/

	import SwiftUI

	struct ErrorAlert: Identifiable {
	var id = UUID()
	var message: String
	var dismissAction: (() -> Void)?
	}

	class ErrorHandling: ObservableObject {
	@Published var currentAlert: ErrorAlert?

	func handle(error: Error) {
	currentAlert = ErrorAlert(message: error.localizedDescription)
	}
	}

	struct HandleErrorByShowingAlertViewModifier: ViewModifier {
	@StateObject var errorHandling = ErrorHandling()

	func body(content: Content) -> some View {
	content
	.environmentObject(errorHandling)
	.background(
	EmptyView()
	.alert(item: $errorHandling.currentAlert) { currentAlert in
	Alert(title: Text("Error"),
	message: Text(currentAlert.message),
	dismissButton: .default(Text("OK")) {
	currentAlert.dismissAction?()
	})
	}
	)
	}
	}

	extension View {
	func withErrorHandling() -> some View {
	modifier(HandleErrorByShowingAlertViewModifier())
	}
	}