Starting intent manager

IntentManager.swift

import Foundation
import Intents

class IntentManager {
    static let shared = IntentManager()
    
    func intent(withMessage message:String) -> ShowMessageIntent {
        let intent = ShowMessageIntent()
        intent.message = message
        return intent
    }

    func donateShortcuts(withIntent intent:INIntent) {
        var relevantShortcuts:[INRelevantShortcut] = []
        
        if let relevantShortcut = defaultRelevantShortcut(withIntent: intent) {
            relevantShortcuts.append(relevantShortcut)
        }
        
        INRelevantShortcutStore.default.setRelevantShortcuts(relevantShortcuts) { (error) in
            if let error = error {
                print("Failed to set relevant shortcuts: \(error))")
            } else {
                print("Relevant shortcuts set.")
            }
        }
    }
    
    private func defaultRelevantShortcut(withIntent intent: INIntent) -> INRelevantShortcut? {
        if let shortcut = INShortcut(intent: intent) {
            let relevantShortcut = INRelevantShortcut(shortcut: shortcut)
            relevantShortcut.shortcutRole = .information
            return relevantShortcut
        }
        
        return nil
    }
}