private static void ComposeObjects()
{
//ServiceReader reader = new ServiceReader();
//CSVReader reader = new CSVReader();
//SQLReader reader = new SQLReader();
ServiceReader wrapperReader = new ServiceReader();
CachingReader reader = new CachingReader(wrapperReader);
PeopleViewModel viewModel = new PeopleViewModel(reader);
Current.MainWindow = new PeopleViewerWindow(viewModel);
}
private static void ComposeObjectsForViewer()
{
// var reader = new ServiceReader(); //First Data Reader
//var reader = new CSVReader(); //Second Data Reader
var sqlReader = new SQLReader();
var serviceReader = new ServiceReader();
var reader = new CachingReader(sqlReader);
var mainviewModel = new PeopleViewModel(reader);
Application.Current.MainWindow = new PeopleViewerWindow(mainviewModel);
Application.Current.MainWindow.Title = "Saja Makes the Dependency Injection Happen in WPFPlusASPNetCore 2020";
Application.Current.MainWindow.Show();
}
private static void ComposeObjects()
{
// Data Reader
var readerUri = new ServiceReaderUri("http://localhost:9874");
var reader = new ServiceReader(readerUri);
// Retry Function
var delay = new TimeSpan(0, 0, 3);
var retryReader = new RetryReader(reader, delay);
// Exception Logging Function
var logFilePath = AppDomain.CurrentDomain.BaseDirectory + "ExceptionLog.txt";
var logger = new FileLogger(logFilePath);
var loggingReader = new ExceptionLoggingReader(retryReader, logger);
// Caching Function
var cachingReader = new CachingReader(loggingReader);
var viewModel = new PeopleViewModel(retryReader);
Application.Current.MainWindow = new MainWindow(viewModel);
}
//public PeopleViewerWindow()
//{
// InitializeComponent();
// viewModel = new PeopleViewModel(); // 'new' --> requires a compile-time reference, Lifetime responisibility of the object. This pattern (Tight Coupling) goes along all App layers (projects)...
// this.DataContext = viewModel;
//}
public PeopleViewerWindow(PeopleViewModel peopleViewModel) // Instead of managing the Dependency ourselves, we use Constructor DI. This class is no longer responsible for the PeopleViewModel. App.xaml is...
{
InitializeComponent();
viewModel = peopleViewModel;
this.DataContext = viewModel;
}
public MainWindow(PeopleViewModel viewModel)
{
InitializeComponent();
ViewModel = viewModel ?? throw new ArgumentNullException("'viewModel' parameter cannot be null");
DataContext = ViewModel;
}
public PeopleViewerWindow()
{
InitializeComponent();
viewModel = new PeopleViewModel();
this.DataContext = viewModel;
}
public MainWindow(PeopleViewModel viewModel)
{
InitializeComponent();
ViewModel = viewModel;
DataContext = ViewModel;
}
public PeopleViewerWindow(PeopleViewModel peopleViewModel)
{
InitializeComponent();
viewModel = peopleViewModel;
this.DataContext = viewModel;
}
public MainWindow()
{
InitializeComponent();
ViewModel = new PeopleViewModel();
DataContext = ViewModel;
}
public MainWindow(PeopleViewModel viewModel)
{
InitializeComponent();
ViewModel = viewModel ?? throw new ArgumentNullException(nameof(viewModel));
DataContext = ViewModel;
}
