public UserModule(IUsersStore userStore, IEventStore eventStore) : base("/users")
{
_userStore = userStore;
Post("/", _ =>
{
var newUser = this.Bind <LoyalProgramUser>();
AddRegisteredUser(newUser);
eventStore.PutEvent("UserAdded", newUser);
return(CreatedResponse(newUser));
});
Put("/{userId:int}", parameter =>
{
int userId = parameter.userId;
var updatedUser = this.Bind <LoyalProgramUser>();
_userStore.UpdateUser(userId, updatedUser);
eventStore.PutEvent("UserUpdated", updatedUser);
return(updatedUser);
});
Get("/{userId:int}", parameter =>
{
var userId = parameter.userId;
var user = _userStore.GetUser(userId);
return(user != null ? user : HttpStatusCode.NotFound);
});
}
public async Task <TransactionsSummary> BuildAsync(string userIdentifier, DateTime from, DateTime to)
{
var accountTransactions = transactionStore.GetTransactions(usersStore.GetUser(userIdentifier), from, to);
if (accountTransactions.Count == 0)
{
// TODO: Should this class do the import? Currently it does.
await transactionsImporter.ImportTransactionsAsync(userIdentifier);
accountTransactions = transactionStore.GetTransactions(usersStore.GetUser(userIdentifier), from, to);
}
// TODO: Need to improve it and make it more readable.
var categories = accountTransactions.SelectMany(at => at.Value, (at, t) => new { AccountIdentifier = at.Key, Transaction = t })
.GroupBy(at => new { at.AccountIdentifier, at.Transaction.Category }) // Calcuate summary based on account and category
.Select(g => new { g.Key.AccountIdentifier, g.Key.Category, Summary = BuildAccountSummary(g.Key.AccountIdentifier, g.Key.Category, g.Select(at => at.Transaction)) })
.GroupBy(accountSummary => accountSummary.Category) // Group again on category
.Select(g => new CategorySummary(g.Key, g.Select(accountSummary => accountSummary.Summary).ToList()))
.ToList();
return(new TransactionsSummary(from, to, categories));
}
public async Task <TransactionsImportResult> ImportTransactionsAsync(string userIdentifier)
{
var user = usersStore.GetUser(userIdentifier);
TransactionsImportResult result = new TransactionsImportResult();
var accounts = await bankDataProvider.GetUserAccountsAsync(user);
foreach (var account in accounts)
{
transactionsStore.AddAccount(user, account);
result.AccountsImported.Add(await ImportAcountTransactions(user, account));
}
return(result);
}
