[Swift/SwiftUI]音を鳴らす

import SwiftUI

@main
struct TestApp: App {
    @UIApplicationDelegateAdaptor(AppDelegate.self) var appDelegate
    
    var body: some Scene {
        WindowGroup {
            PlaySoundView()
        }
    }
}

import SwiftUI

struct PlaySoundView: View {
    @ObservedObject var viewModel: PlaySoundViewModel = PlaySoundViewModel()
    
    var body: some View {
        HStack {
            Spacer()
            Button {
                self.viewModel.playSoundDingdong()
            } label: {
                Image(systemName: "circle")
                    .foregroundColor(Color.blue)
                    .font(.system(size: 80))
            }
            Spacer()
            Button {
                self.viewModel.playSoundFailure()
            } label: {
                Image(systemName: "multiply")
                    .foregroundColor(Color.red)
                    .font(.system(size: 80))
            }
            Spacer()
        }
    }
}

import AVFoundation
import UIKit
import Foundation

class PlaySoundViewModel: NSObject, ObservableObject {
    private var soundPlayer: AVAudioPlayer?
    
    func playSoundDingdong() {
        guard let data = NSDataAsset(name: "Dingdong")?.data else {
            return
        }
        do {
            soundPlayer = try AVAudioPlayer(data: data)
            soundPlayer?.prepareToPlay()
            soundPlayer?.play()
        } catch {
            print("error")
        }
    }
    
    func playSoundFailure() {
        guard let data = NSDataAsset(name: "Failure")?.data else {
            return
        }
        do {
            soundPlayer = try AVAudioPlayer(data: data)
            soundPlayer?.prepareToPlay()
            soundPlayer?.play()
        } catch {
            print("error")
        }
    }
}