public void Attach(ICommandObserver observer)
{
if (_observers.Contains(observer) == false)
{
_observers.Add(observer);
}
}
public PersonViewModel(IPropertyProviderFactory propertyProviderFactory, IMessageBus messageBus, IDialogService dialogService, Person model)
{
_model = model;
var pp = propertyProviderFactory.Create <IPersonViewModel>(this);
// creating properties
_name = pp.CreateProperty(i => i.Name, model.Name);
_surname = pp.CreateProperty(i => i.Surname, model.Surname);
_age = pp.CreateProperty(i => i.Age, model.Age);
_address1 = pp.CreateProperty(i => i.Address1, model.Address1);
_address2 = pp.CreateProperty(i => i.Address2, model.Address2);
_address3 = pp.CreateProperty(i => i.Address3, model.Address3);
_city = pp.CreateProperty(i => i.City, model.City);
// creating commands
_editCommand = pp.CreateCommand <Unit>(i => i.EditCommand);
_saveCommand = pp.CreateCommand <Unit>(i => i.SaveCommand, !string.IsNullOrEmpty(model.Name) && !string.IsNullOrEmpty(model.Surname));
_deleteCommand = pp.CreateCommand <Unit>(i => i.DeleteCommand);
_closeCommand = pp.CreateCommand <Unit>(i => i.CloseCommand);
// Observing commands
ShouldDispose(_name.CombineLatest(_surname, (n, s) => !string.IsNullOrEmpty(n) && !string.IsNullOrEmpty(s)).Subscribe(_saveCommand.SetCanExecute));
ShouldDispose(_saveCommand.OnExecute.Subscribe(_ =>
{
UpdateModel();
_closeSubject.OnNext(true);
}));
ShouldDispose(_editCommand.OnExecute.Subscribe(_ => dialogService.ShowViewModel("Edit Person", this)));
ShouldDispose(_deleteCommand.OnExecute.Subscribe(_ => messageBus.Publish(new DeletePersonMessage(this))));
ShouldDispose(_closeCommand.OnExecute.Subscribe(_ =>
{
ResetData();
_closeSubject.OnNext(false);
}));
}
public IDoFluidCommand <T> For <T>(ICommandObserver <T> cmd)
{
var fluidCommand = new FluidCommand <T>(cmd);
_disposables.Add(fluidCommand);
return(fluidCommand);
}
public MainViewModel(IPropertyProviderFactory propertyProviderFactory, IMessageBus messageBus, IDialogService dialogService, IPersonRepository personRepository, IPersonViewModelFactory personViewModelFactory)
{
var pp = propertyProviderFactory.Create<IMainViewModel>(this);
//create properies
_isBusy = pp.CreateProperty(i => i.IsBusy, false);
// create commands
_addNewClientCommand = pp.CreateCommand<Unit>(i => i.AddNewClientCommand);
Clients = new ObservableCollection<IPersonViewModel>();
IsBusy = true;
ShouldDispose(personRepository.GetAllClients().ObserveOnDispatcher().Subscribe(c =>
{
foreach (var item in c.Select(personViewModelFactory.Create))
{
Clients.Add(item);
}
IsBusy = false;
}));
ShouldDispose(messageBus.Subscribe<DeletePersonMessage>(m =>
{
var msg = string.Format("Are you sure you want to delete {0} {1}?", m.Person.Name, m.Person.Surname);
if (dialogService.ShowWarning("Delte", msg) == MessageBoxResult.OK)
{
IsBusy = true;
ShouldDispose(personRepository.Delete(m.Person.ToModel())
.ObserveOnDispatcher()
.Subscribe(_ =>
{
Clients.Remove(m.Person);
IsBusy = false;
}));
}
}));
ShouldDispose(_addNewClientCommand.OnExecute.Subscribe(_ =>
{
var newClient = personViewModelFactory.Create(new Person());
if (dialogService.ShowViewModel("New Person", newClient as ViewModelBase))
{
IsBusy = true;
ShouldDispose(personRepository.Save(newClient.ToModel())
.ObserveOnDispatcher()
.Subscribe(u =>
{
Clients.Add(newClient);
IsBusy = false;
}));
}
}));
}
public MainViewModel(IPropertyProviderFactory propertyProviderFactory, IMessageBus messageBus, IDialogService dialogService, IPersonRepository personRepository, IPersonViewModelFactory personViewModelFactory)
{
var pp = propertyProviderFactory.Create <IMainViewModel>(this);
//create properies
_isBusy = pp.CreateProperty(i => i.IsBusy, false);
// create commands
_addNewClientCommand = pp.CreateCommand <Unit>(i => i.AddNewClientCommand);
Clients = new ObservableCollection <IPersonViewModel>();
IsBusy = true;
ShouldDispose(personRepository.GetAllClients().ObserveOnDispatcher().Subscribe(c =>
{
foreach (var item in c.Select(personViewModelFactory.Create))
{
Clients.Add(item);
}
IsBusy = false;
}));
ShouldDispose(messageBus.Subscribe <DeletePersonMessage>(m =>
{
var msg = string.Format("Are you sure you want to delete {0} {1}?", m.Person.Name, m.Person.Surname);
if (dialogService.ShowWarning("Delte", msg) == MessageBoxResult.OK)
{
IsBusy = true;
ShouldDispose(personRepository.Delete(m.Person.ToModel())
.ObserveOnDispatcher()
.Subscribe(_ =>
{
Clients.Remove(m.Person);
IsBusy = false;
}));
}
}));
ShouldDispose(_addNewClientCommand.OnExecute.Subscribe(_ =>
{
var newClient = personViewModelFactory.Create(new Person());
if (dialogService.ShowViewModel("New Person", newClient as ViewModelBase))
{
IsBusy = true;
ShouldDispose(personRepository.Save(newClient.ToModel())
.ObserveOnDispatcher()
.Subscribe(u =>
{
Clients.Add(newClient);
IsBusy = false;
}));
}
}));
}
/// <summary>
/// Listen for commands of this type.
/// </summary>
/// <param name="commandId">The command Id to listen for.</param>
/// <param name="observer">The action to execute when the command is received.</param>
public void Register(int commandId, ICommandObserver observer)
{
if (this.commandHandlers.ContainsKey(commandId))
{
this.commandHandlers[commandId].Add(observer);
}
else
{
this.commandHandlers[commandId] = new List <ICommandObserver>(new[] { observer });
}
}
public PersonViewModel(IPropertyProviderFactory propertyProviderFactory, IMessageBus messageBus, IDialogService dialogService, Person model)
{
_model = model;
var pp = propertyProviderFactory.Create<IPersonViewModel>(this);
// creating properties
_name = pp.CreateProperty(i => i.Name, model.Name);
_surname = pp.CreateProperty(i => i.Surname, model.Surname);
_age = pp.CreateProperty(i => i.Age, model.Age);
_address1 = pp.CreateProperty(i => i.Address1, model.Address1);
_address2 = pp.CreateProperty(i => i.Address2, model.Address2);
_address3 = pp.CreateProperty(i => i.Address3, model.Address3);
_city = pp.CreateProperty(i => i.City, model.City);
// creating commands
_editCommand = pp.CreateCommand<Unit>(i => i.EditCommand);
_saveCommand = pp.CreateCommand<Unit>(i => i.SaveCommand, !string.IsNullOrEmpty(model.Name) && !string.IsNullOrEmpty(model.Surname));
_deleteCommand = pp.CreateCommand<Unit>(i => i.DeleteCommand);
_closeCommand = pp.CreateCommand<Unit>(i => i.CloseCommand);
// Observing commands
ShouldDispose(_name.CombineLatest(_surname, (n,s) => !string.IsNullOrEmpty(n) && !string.IsNullOrEmpty(s)).Subscribe(_saveCommand.SetCanExecute));
ShouldDispose(_saveCommand.OnExecute.Subscribe(_ =>
{
UpdateModel();
_closeSubject.OnNext(true);
}));
ShouldDispose(_editCommand.OnExecute.Subscribe(_ => dialogService.ShowViewModel("Edit Person", this)));
ShouldDispose(_deleteCommand.OnExecute.Subscribe(_ => messageBus.Publish(new DeletePersonMessage(this))));
ShouldDispose(_closeCommand.OnExecute.Subscribe(_ =>
{
ResetData();
_closeSubject.OnNext(false);
}));
}
public void Add(ICommandObserver observer)
{
observers.Add(observer);
}
public FluidCommand(ICommandObserver <T> cmd)
{
_cmd = cmd;
_compositeDisposable = new CompositeDisposable();
}
public void Remove(ICommandObserver observer)
{
_observers.Remove(observer);
}
public void Add(ICommandObserver observer)
{
_observers.Add(observer);
}
public void AddObserver(ICommandObserver observer)
{
if (observer != null)
m_CommandObservers.Add(observer);
}
