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/// this is part of a stateful widget, that uses Isolates.compute to do a heavy task, in this case download and 
/// display an image from internet in parallel.
/// this will help to improve performance for our scenario when a chat messages screen should display all messages

class _MessagesImageState extends State<MessagesImage> {
  @override
  Widget build(BuildContext context) {
    return InkWell(
      onTap: () {
        // onTap logic

cdmunoz

fun testNetworkModule(baseUrl: String) = module {
    single { provideTestRetrofit(baseUrl) }
    single { provideTestApiService(get(), ApiService::class.java) }
}

fun provideTestRetrofit(baseUrl: String): Retrofit =
    Retrofit.Builder().baseUrl(baseUrl)
        .addConverterFactory(GsonConverterFactory.create()).build()

fun provideTestApiService(retrofit: Retrofit, apiService: Class<ApiService>) =

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class NasaRoverPhotosApp : Application() {

    override fun onCreate() {
        super.onCreate()
        Timber.plant(DebugTree())
        startKoin {
            androidContext(this@NasaRoverPhotosApp)
            modules(appModules)
        }
    }

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val viewModelModule = module {
    viewModel { PhotosViewModel(get()) }
}

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val repositoryModule = module {
    factory {
        PhotosRepository(get())
    }
}

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val networkModule = module {
    single { provideOkHttpClient() }
    single { provideRetrofit(get()) }
    single { provideApiService(get(), ApiService::class.java) }
}

fun provideOkHttpClient(): OkHttpClient = OkHttpClient.Builder().build()

fun provideRetrofit(okHttpClient: OkHttpClient): Retrofit =
    Retrofit.Builder().baseUrl(BuildConfig.BASE_URL)

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    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(binding.root)

        binding.cameraIcon.setOnClickListener {
            openSettings()
        }
    }

    private fun openSettings() {

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    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(binding.root)

        binding.cameraIcon.setOnClickListener {
            cameraPermission.launch(Manifest.permission.CAMERA)
        }
    }

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    private val cameraPermission =
        registerForActivityResult(ActivityResultContracts.RequestPermission()) { granted ->
            with(binding.root) {
                when {
                    granted -> snackBar("Permission granted!")
                    shouldShowRequestPermissionRationale(Manifest.permission.CAMERA) -> {
                        //this option is available starting in API 23
                        snackBar("Permission denied, show more info!")
                    }
                    else -> snackBar("Permission denied")

cdmunoz

def activityKtxVersion = "1.2.0-alpha07"
implementation "androidx.activity:activity-ktx:$activityKtxVersion"
def fragmentKtxVersion = "1.3.0-alpha07"
implementation "androidx.fragment:fragment-ktx:$fragmentKtxVersion"