async Task GetCats()
{
if (!IsBusy)
{
Exception Error = null;
try
{
IsBusy = true;
var repo = new Repository();
var items = await repo.GetCats();
Cats.Clear();
foreach (var item in items)
{
Cats.Add(item);
}
}
catch (Exception ex)
{
Error = ex;
}
finally
{
IsBusy = false;
}
if (Error != null)
{
await Xamarin.Forms.Application.Current.MainPage.DisplayAlert(
"Error!", Error.Message, "OK");
}
}
return;
}
public async Task LoadAsync()
{
Int64 startTicks = Log.VIEWMODEL("(NavigationViewModel) Enter", Common.LOG_CATEGORY);
var lookupCats = await _CatLookupDataService.GetCatLookupAsync();
Cats.Clear();
foreach (var item in lookupCats)
{
Cats.Add(
new NavigationItemViewModel(item.Id, item.DisplayMember,
nameof(CatDetailViewModel),
EventAggregator, DialogService));
}
var lookupDogs = await _DogLookupDataService.GetDogLookupAsync();
Dogs.Clear();
foreach (var item in lookupDogs)
{
Dogs.Add(
new NavigationItemViewModel(item.Id, item.DisplayMember,
nameof(DogDetailViewModel),
EventAggregator, DialogService));
}
//TODO(crhodes)
// Load more TYPEs as needed here
Log.VIEWMODEL("(NavigationViewModel) Exit", Common.LOG_CATEGORY, startTicks);
}
public async Task GetCats()
{
if (!IsBusy)
{
try
{
IsBusy = true;
var items = await _repository.GetCats();
Cats.Clear();
foreach (var cat in items)
{
Cats.Add(cat);
}
}
catch (Exception ex)
{
Error = ex;
}
finally
{
IsBusy = false;
if (Error != null)
{
await Application.Current.MainPage.DisplayAlert("Error!", Error.Message, "Ok");
}
}
}
}
private void LoadMoreDataAsync()
{
if (IsBusy)
{
return;
}
IsBusy = true;
_deviceService.BeginInvokeOnMainThread(async() => {
try
{
foreach (var cat in await _catService.GetAllAsync())
{
Cats.Add(cat);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
finally
{
IsBusy = false;
}
});
}
//Atualiza os dados locais do Gato de maneira assincrona
async Task GetCats()
{
if (!IsBusy)
{
Exception Error = null;
try {
IsBusy = true;
// cria instancia do repositório e inicia a tarefa assincrona
var Repository = new Repository();
var Items = await Repository.GetCatsAzure();
//Limpa lista de e adiciona valores atualizados
Cats.Clear();
foreach (var Cat in Items)
{
Cats.Add(Cat);
}
} catch (Exception ex) {
Error = ex;
} finally {
IsBusy = false;
}
// se ocorreu um erro mostre para o usuário
if (Error != null)
{
await Xamarin.Forms.Application.Current.MainPage.DisplayAlert(
"Error!", Error.Message, "OK");
}
}
return;
}
async Task GetCats()
{
if (!IsBusy)
{
Exception error = null;
try
{
IsBusy = true;
var Repositaro = new Repository();
var Items = await Repositaro.GetCats();
Cats.Clear();
foreach (var Cat in Items)
{
Cats.Add(Cat);
}
}
catch (Exception ex)
{
error = ex;
}
finally
{
if (error != null)
{
await Xamarin.Forms.Application.Current.MainPage.DisplayAlert("Error", error.Message, "Ok");
}
IsBusy = false;
}
}
return;
}
async Task GetCats()
{
if (!IsBusy)
{
Exception Error = null;
try
{
IsBusy = true;
var Repository = new Repository();
var Items = await Repository.GetCats();
Cats.Clear();
foreach (var Cat in Items)
{
Cats.Add(Cat);
}
}
catch (Exception ex)
{
Error = ex;
}
finally
{
IsBusy = false;
}
//mostrar uma mensagem em caso de que se tenha gerado uma exceção.
if (Error != null)
{
await Xamarin.Forms.Application.Current.MainPage.DisplayAlert(
"Error!", Error.Message, "OK");
}
}
return;
}
/// <summary>
/// adds manually entered Cat data (after validation)
/// </summary>
public void AddEnteredData()
{
if (!ValidateEnteredData(NewCat))
{
MessageBox.Show("Some data is missing!!!");
return;
}
Cats.Add(NewCat);
}
public async Task Create_Cat_Successful()
{
var cat = new Cat(Guid.NewGuid().ToString(), Ability.Napping);
Cats.Add(cat);
await CatRepository.Create(cat);
var existingCat = await CatRepository.GetById(cat.Id);
existingCat.Id.Should().Be(cat.Id);
}
/// <summary>
/// randomly generates new instane of Cat and adda it to current collection
/// </summary>
public void GenerateRandomCat()
{
NewCat = new Cat();
var rn = new Random();
NewCat.Name = Repository.Names[rn.Next(Repository.Names.Count)];
NewCat.Breed = Repository.Breeds[rn.Next(Repository.Breeds.Count)];
NewCat.Color = Repository.Colors[rn.Next(Repository.Colors.Count)];
NewCat.Age = rn.Next(1, 10);
NewCat.Weight = ((double)rn.Next(800) + 200.0) / 100.0;
Cats.Add(NewCat);
}
public async Task Should_Add_A_Cat()
{
var cat = new Cat {
Name = Guid.NewGuid().ToString(), Ability = Ability.Napping
};
Cats.Add(cat);
await CatRepository.AddAsync(cat);
var existingCat = await CatRepository.GetByIdAsync(cat.Id);
existingCat.Id.Should().Be(cat.Id);
}
/// <summary>
/// Loads collection from Json file and replaces current collection
/// </summary>
public void LoadFromJson()
{
Cats.Clear();
using (StreamReader fs = File.OpenText("Cats.json"))
{
JsonSerializer serializer = new JsonSerializer();
tempCats = (List <Cat>)serializer.Deserialize(fs, typeof(List <Cat>));
foreach (var item in tempCats)
{
Cats.Add(item);
}
}
}
/// <summary>
/// Loads collection from Xml file and replaces current collection
/// </summary>
public void LoadFromXml()
{
XmlSerializer formatter = new XmlSerializer(typeof(List <Cat>));
using (FileStream fs = new FileStream("Cats.xml", FileMode.OpenOrCreate))
{
tempCats = (List <Cat>)formatter.Deserialize(fs);
Cats.Clear();
fs.Close();
foreach (var item in tempCats)
{
Cats.Add(item);
}
}
}
public void OneTimeSetUp()
{
Setup.Bootstrap(SetupType.Test);
CreateCatTestData();
var mockApiClient = new Mock <IApiClient>();
var mockServiceBus = new Mock <IMessageBroker <Cat> >();
var mockCatService = new Mock <ICatService>();
// Setup the cat service
mockCatService.Setup(x => x.GetAll()).Returns(Task.FromResult(Cats.AsEnumerable()));
mockCatService.Setup(x => x.GetById(It.IsAny <Guid>()))
.Returns((Guid id) => { return(Task.FromResult(Cats.FirstOrDefault(x => x.Id == id))); });
mockCatService.Setup(x => x.Create(It.IsAny <Cat>()))
.Returns((Cat entity) =>
{
Cats.Add(entity);
return(Task.CompletedTask);
});
mockCatService.Setup(x => x.Update(It.IsAny <Cat>()))
.Returns((Cat entity) =>
{
var existing = Cats.Find(x => x.Id == entity.Id);
Cats.Remove(existing);
Cats.Add(entity);
return(Task.CompletedTask);
});
mockCatService.Setup(x => x.Delete(It.IsAny <Guid>()))
.Returns((Guid id) =>
{
Cats.Remove(Cats.FirstOrDefault(x => x.Id == id));
return(Task.CompletedTask);
});
ApiClient = mockApiClient.Object;
MessageBroker = mockServiceBus.Object;
CatService = mockCatService.Object;
ViewModel = new MainViewModel(CatService);
}
public MainWindow()
{
InitializeComponent();
for (int i = 0; i < 10; i++)
{
Dogs.Add(new Dog()
{
Name = "Dog" + i
});
Cats.Add(new Cat()
{
Name = "Cat" + i
});
}
DataContext = this;
}
public void CreateACat()
{
if (Equals(null, _model))
{
return;
}
Cat cat = new Cat();
CatProperties dlg = new CatProperties(cat);
if (DialogResult.OK == dlg.ShowDialog())
{
_model.SaveObject <Cat>(cat);
// Refresh the cats list
Cats.Add(cat);
Cats.Sort((catA, catB) =>
catA.CompareTo(catB));
}
if (!Equals(null, OnNewCatsAvailable))
{
OnNewCatsAvailable(this);
}
}
/// <summary>
/// Execute the LoadCats command.
/// </summary>
/// <returns>Asynchronous task.</returns>
private async Task ExecuteLoadCatsCommand()
{
try
{
Cats.Clear();
if (DataStore != null)
{
var cats = await DataStore.GetAllAsync();
foreach (var cat in cats)
{
Cats.Add(cat);
}
}
}
catch (Exception error)
{
Debug.WriteLine(error);
}
finally
{
IsBusy = false;
}
}
public void addCat(string catName, string catColor)
{
Cat catToAdd = new Cat(catName, catColor);
Cats.Add(catToAdd);
}
// otherCats: {
// "garfield" : {name:"Garfiled", color: "Gold", etc...}
// }
public void addCat(string catName, string catColor, int catLives)
{
Cat catToAdd = new Cat(catName, catColor, catLives);
Cats.Add(catToAdd);
}
