protected void HandleAccountLoading(DataLoader dataLoader)
{
if (dataLoader.ProfileManager.UserProfiles.Count > 0)
{
IsLoading = true;
}
dataLoader.WhenAccountLoading.Subscribe((account) =>
{
if (account == null)
{
return;
}
_log.DebugFormat("Account {0} is loading", account.AccountId);
AccountViewModel accountVm;
AccountsById.TryGetValue(account.AccountId, out accountVm);
if (accountVm == null)
{
accountVm = new AccountViewModel(account, dataLoader);
AccountsById.Add(account.AccountId, accountVm);
Accounts.Add(accountVm);
}
else
{
accountVm.Update(account);
}
});
dataLoader.WhenAccountLoaded.Subscribe((account) =>
{
_log.DebugFormat("Account {0} is loaded", account.AccountId);
var loadingAccounts = Accounts.Where((ac) => ac.IsLoading).ToArray();
if (!loadingAccounts.Any() || (loadingAccounts.Count() == 1 && loadingAccounts.FirstOrDefault().Id == account.AccountId))
{
IsLoading = false;
}
});
dataLoader.WhenAccountLoadingError.Subscribe((error) =>
{
foreach (var account in error.ProviderDescriptor.Accounts)
{
AccountViewModel accountVm;
AccountsById.TryGetValue(account.AccountId, out accountVm);
if (accountVm != null)
{
_log.ErrorFormat("Error on loading account {0}", accountVm.Id);
accountVm.HandleLoadingError(error.Message);
}
}
});
dataLoader.WhenAccountsLoadingCompleted.Subscribe((loadedAccounts) =>
{
var first = loadedAccounts.FirstOrDefault();
if (first == null)
{
return;
}
// Elimenate accounts that exist but are not being loaded
foreach (var accountKey in AccountsById.Keys)
{
var storedAccount = AccountsById[accountKey];
if (storedAccount.UserId != first.UserId ||
ProvidersFactory.GetVendorIdByName(storedAccount.CompanyName) != first.VendorId)
{
continue;
}
if (loadedAccounts.All(a => a.AccountId != storedAccount.Id))
{
storedAccount.HandleLoadingError("Cannot access");
}
}
});
}
internal AccounEventArgs(AccountViewModel account)
{
Account = account;
}