An example of a complex SwiftUI Alert view using and Identifiable binding

IdentifiableAlertView.swift

//: [Previous](@previous)

import SwiftUI
import PlaygroundSupport

enum AlertTypes: String, Identifiable {
  
  case simple = "A Simple Alert"
  
  case complex = "A Complex Alert"
  
  var id: String {
    return self.rawValue
  }
  
  static func alert(for type: AlertTypes) -> Alert {
    switch type {
    case .simple:
      return Alert(title: Text(type.rawValue),
                   message: Text("Alert Message"),
                   dismissButton: .default(Text("Dismiss")))
    case .complex:
      return Alert(title: Text(type.rawValue),
                   message: Text("Alert Message with a large amount of text so it will wrap to more than one line"),
                   primaryButton: .default(Text("Dismiss"), action: {
                    print("dismiss button pressed")
                   }),
                   secondaryButton: .destructive(Text("Destroy something"), action: {
                    print("Destroy something pressed")
                   })
      )
    }
  }
}

struct IdentifiableAlertView : View {
  
  @State var alert: AlertTypes? = nil
  
  var body: some View {
    VStack {
      Button("Simple Alert") {
        self.alert = .simple
      }.padding()
      Button("Complex Alert") {
        self.alert = .complex
      }.padding()
    }.alert(item: $alert, content: AlertTypes.alert(for:))
  }
}

let viewController = UIHostingController(rootView: IdentifiableAlertView())
PlaygroundPage.current.liveView = viewController

//: [Next](@next)