/// <summary>
/// Adds a dynamic dotNetify view model.
/// </summary>
/// <param name="app">Application builder.</param>
/// <param name="vmName">View model name.</param>
/// <param name="propertyBuilder">Delegate that returns an object for building the view model's properties.</param>
private static IApplicationBuilder MapVM <T>(this IApplicationBuilder app, string vmName, Delegate propertyBuilder) where T : BaseVM, new()
{
vmName = !string.IsNullOrWhiteSpace(vmName) ? vmName : throw new ArgumentNullException(nameof(vmName));
propertyBuilder = propertyBuilder ?? throw new ArgumentNullException(nameof(propertyBuilder));
// Make sure "UseDotNetify()" is called first.
if (!_useDotNetify)
{
app.UseWebSockets();
app.UseDotNetify(config => config.UseFilter <AuthorizeFilter>());
}
VMController.Register(vmName, _ =>
{
using (var scope = app.ApplicationServices.CreateScope())
{
var args = new List <object>();
foreach (var parameter in propertyBuilder.Method.GetParameters())
{
var instance = scope.ServiceProvider.GetRequiredService(parameter.ParameterType);
args.Add(instance);
}
var propertySource = propertyBuilder.DynamicInvoke(args.ToArray());
if (propertySource is Task)
{
var resultProperty = propertySource.GetType().GetProperty("Result");
propertySource = resultProperty.GetValue(propertySource);
}
return(VMBuilder.Build <T>(propertySource, propertyBuilder.Method.GetCustomAttributes()));
}
});
return(app);
}
public void RegisterEntryAssembly() => VMController.RegisterAssembly(Assembly.GetEntryAssembly());
public void RegisterAssembly(string assemblyName) => VMController.RegisterAssembly(Assembly.Load(new AssemblyName(assemblyName)));
public void RegisterAssembly(Assembly assembly) => VMController.RegisterAssembly(assembly);
/// <summary>
/// Register a specific view model class type.
/// </summary>
public IDotNetifyConfiguration Register <T>() where T : INotifyPropertyChanged
{
VMController.Register <T>();
return(this);
}
/// <summary> /// Register view model classes in an assembly that are subtypes of a certain type. /// </summary> public void RegisterAssembly <T>(string assemblyName) where T : INotifyPropertyChanged => VMController.RegisterAssembly <T>(Assembly.Load(new AssemblyName(assemblyName)));
/// <summary> /// Register view model classes in an assembly that are subtypes of a certain type. /// </summary> public void RegisterAssembly <T>(Assembly assembly) where T : INotifyPropertyChanged => VMController.RegisterAssembly <T>(assembly);
/// <summary>
/// Register a specific runtime view model class type.
/// </summary>
public IDotNetifyConfiguration Register(string typeName, Func <object[], INotifyPropertyChanged> factory)
{
VMController.Register(typeName, factory);
return(this);
}
public void VMController_OnRequestVM()
{
var vmController = new VMController(TestResponse);
vmController.OnRequestVM("conn1", typeof(UnitTestVM).Name);
Assert.AreEqual("conn1", _connectionId);
Assert.AreEqual(typeof(UnitTestVM).Name, _vmId);
var vmData = JsonConvert.DeserializeObject<UnitTestVM>(_vmData);
Assert.IsNotNull(vmData);
Assert.AreEqual("John", vmData.FirstName);
Assert.AreEqual("Smith", vmData.LastName);
Assert.AreEqual("John Smith", vmData.FullName);
Assert.AreEqual(25, vmData.Age);
vmController.Dispose();
}
public void VMController_OnUpdateVM()
{
var vmController = new VMController(TestResponse);
vmController.OnRequestVM("conn1", typeof(UnitTestVM).Name);
vmController.OnUpdateVM("conn1", typeof(UnitTestVM).Name, new Dictionary<string, object>() { { "LastName", "Doe" }, { "Age", 42 } });
Assert.AreEqual("conn1", _connectionId);
Assert.AreEqual(typeof(UnitTestVM).Name, _vmId);
var vmData = (JObject)JsonConvert.DeserializeObject(_vmData);
Assert.AreEqual("John Doe", vmData["FullName"]);
vmController.OnRequestVM("conn1", typeof(UnitTestVM).Name);
Assert.AreEqual("conn1", _connectionId);
Assert.AreEqual(typeof(UnitTestVM).Name, _vmId);
vmData = (JObject)JsonConvert.DeserializeObject(_vmData);
Assert.AreEqual("Doe", vmData["LastName"]);
Assert.AreEqual(42, vmData["Age"]);
vmController.Dispose();
}
