import Foundation
import SwiftUI

enum AlertMessage: Identifiable {
    case info(title: String, body: String)
    case error(error: Error)
    
    var id: Int {
        switch self {
        case .info(let title, let body):
            return title.hashValue + body.hashValue
        case .error(let error):
            return error.localizedDescription.hashValue
        }
    }
}

extension Alert {
    init(_ message: AlertMessage) {
        switch message {
        case .info(let title, let body):
            self.init(title: Text(title), message: Text(body))
        case .error(let error):
            let msg = (error as NSError).displayMessage
            self.init(title: Text(msg.title), message: Text(msg.body))
        }
    }
}