public BakerProfileViewModel(
string bakerId,
IScreen hostScreen = null,
ICakeModelService cakeModelService = null,
IAppUserModelService appUserModelService = null,
IBakerModelService bakerModelService = null,
IUserApiService userApiService = null,
ILogger logger = null,
IMapper mapper = null) : base(hostScreen)
{
_cakeModelService = cakeModelService;
_appUserModelService = appUserModelService;
_bakerModelService = bakerModelService;
_userApiService = userApiService;
_logger = logger;
_mapper = mapper;
_bakerIdSubject = new Subject <string>();
StartChatCommand = ReactiveCommand.CreateFromTask(GoToChat);
PrepareCommand = ReactiveCommand.CreateFromTask(async b => await Prepare(bakerId));
Observable.Return(Unit.Default)
.InvokeCommand(PrepareCommand);
PrepareCommand.Subscribe();
}
public PaymentViewModel(
PaymentNavigation paymentNavigation,
IAppUserModelService appUserModelService = null,
IBakerModelService bakerModelService = null,
IPaymentApiService paymentApiService = null)
{
_appUserModelService = appUserModelService ?? Locator.Current.GetService <IAppUserModelService>();
_bakerModelService = bakerModelService ?? Locator.Current.GetService <IBakerModelService>();
_paymentApiService = paymentApiService ?? Locator.Current.GetService <IPaymentApiService>();
PayWithVippsCommand = ReactiveCommand.CreateFromTask(PayWithVipps);
var canGoToReceiptObservable = this.WhenAnyValue(vm => vm.PaymentSuccessfull)
.Select(ps => ps)
.StartWith(false);
canGoToReceiptObservable.ToProperty(this, vm => vm.GoNextEnabled, out _goNextEnabled);
GoNextCommand = ReactiveCommand.CreateFromTask(GoToReceipt, canGoToReceiptObservable);
Prepare(paymentNavigation);
}
public BakerChatViewModel(string bakerId,
IAppUserModelService appUserModelService = null,
IBakerModelService bakerModelService = null,
IChatModelService chatModelService = null)
{
_appUserModelService = appUserModelService ?? Locator.Current.GetService <IAppUserModelService>();
_bakerModelService = bakerModelService;
_chatModelService = chatModelService;
var user = _appUserModelService.User;
UserAvatarUrl = user.AvatarUrl;
var dynamicFilter = this.WhenValueChanged(vm => vm.BakerId)
.Select(CreatePredicate);
var chatMessages = _chatModelService
.ChatsForUser
.Connect()
.SubscribeOn(RxApp.TaskpoolScheduler)
.Filter(dynamicFilter)
.Transform(TransformToListItem)
.Publish();
chatMessages
.Bind(out _chatMessages)
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe()
.DisposeWith(CompositeDisposable);
chatMessages.Connect();
SendMessageCommand = ReactiveCommand.CreateFromTask(SendMessage);
PrepareCommand = ReactiveCommand.CreateFromTask(async b => await Prepare(bakerId));
Observable.Return(Unit.Default)
.InvokeCommand(PrepareCommand);
PrepareCommand.Subscribe();
}
public ChatModelService(IAppUserModelService appUserModelService, IChatApiService chatApiService, IBakerModelService bakerModelService, ILogger logger)
{
_chatApiService = chatApiService;
_logger = logger;
_chatsForUser = new SourceCache <ChatMessageDto, int>(cm => cm.Id);
_bakerChatsForUser = new SourceCache <BakerDto, string>(bk => bk.Id);
appUserModelService
.UserObservable
.ObserveOn(RxApp.TaskpoolScheduler)
.Where(u => u != null)
.SelectMany(async u => await chatApiService.GetChatsForUser(u.Id))
.RetryWithBackoff(3)
.LogException(logger)
.Subscribe(async chatMessages =>
{
_chatsForUser.Edit(l => l.AddOrUpdate(chatMessages));
var bakerIds = chatMessages.GroupBy(cm => cm.BakerId).Select(b => b.Key);
foreach (var bakerId in bakerIds)
{
var baker = await bakerModelService.GetBaker(bakerId);
_bakerChatsForUser.Edit(l => l.AddOrUpdate(baker)); //TODO: optimize
}
});
}
