public CreateMovieViewModel(Database database)
{
this._database = database;
AddMovie = new SimpleCommand <object>((ignored) =>
{
database.AddMovie(new Movie(Title, ReleaseDate, Actor, Genre));
RaiseFinished();
}, (ignored) => !string.IsNullOrWhiteSpace(Title) &&
ReleaseDate != null &&
Actor != null &&
Genre != null);
PropertyChanged += (sender, prop) => AddMovie.RaiseCanExecuteChanged();
}
public EditMovieViewModel(Movie movie, Database database)
{
this._database = database;
this.Movie = movie;
this.Title = movie.Title;
this.ReleaseDate = movie.ReleaseDate;
this.Actor = movie.Actor;
this.Genre = movie.Genre;
EditMovie = new SimpleCommand <object>((object ignored) =>
{
Movie.Edit(Title, ReleaseDate, Actor, Genre);
RaiseFinished();
}, (object ignored) => !string.IsNullOrWhiteSpace(Title) &&
ReleaseDate != null &&
Actor != null &&
Genre != null);
PropertyChanged += (object sender, PropertyChangedEventArgs args) => EditMovie.RaiseCanExecuteChanged();
}
public MainWindowViewModel(Database database)
{
_database = database;
AddActorClicked = new SimpleCommand <object>((object ignored) =>
{
State = new CreateActorViewModel(database);
});
AddGenreClicked = new SimpleCommand <object>((object ignored) =>
{
State = new CreateGenreViewModel(database);
});
AddMovieClicked = new SimpleCommand <object>((object ignored) =>
{
State = new CreateMovieViewModel(database);
});
EditActorClicked = new SimpleCommand <object>((object ignored) =>
{
if (SelectedActor == null)
{
return;
}
State = new EditActorViewModel(SelectedActor);
SelectedActor = null;
});
EditGenreClicked = new SimpleCommand <object>((object ignored) =>
{
if (SelectedGenre == null)
{
return;
}
State = new EditGenreViewModel(SelectedGenre);
SelectedGenre = null;
});
EditMovieClicked = new SimpleCommand <object>((object ignored) =>
{
if (SelectedMovie == null)
{
return;
}
State = new EditMovieViewModel(SelectedMovie, database);
SelectedMovie = null;
});
RemoveActorClicked = new SimpleCommand <object>((object ignored) =>
{
if (SelectedActor == null)
{
return;
}
_database.RemoveActor(SelectedActor);
SelectedActor = null;
});
RemoveGenreClicked = new SimpleCommand <object>((object ignored) =>
{
if (SelectedGenre == null)
{
return;
}
_database.RemoveGenre(SelectedGenre);
SelectedGenre = null;
});
RemoveMovieClicked = new SimpleCommand <object>((object ignored) =>
{
if (SelectedMovie == null)
{
return;
}
_database.RemoveMovie(SelectedMovie);
SelectedMovie = null;
});
}