Package org.ntnu.idi.idatt2106.sparesti.sparestibackend.service

Class AccountService

java.lang.Object

org.ntnu.idi.idatt2106.sparesti.sparestibackend.service.AccountService

@Service
public class AccountService
extends Object

Provides account-related operations bound to the user's session context within the application. The service manages creation, retrieval, and updating of saving and spending accounts for users.

Author:

L.M.L Nilsen and H.L Xu

Constructor Summary

Constructors

Constructor	Description
AccountService()

Method Summary

Modifier and Type	Method	Description
AccountResponseDTO	findUserAccounts(User user)	Retrieves the saving and spending accounts associated with the specified user.
AccountDTO	saveAccount(AccountDTO accountDTO, User user)	Saves a new account based on the provided DTO and associates it with the given user.
AccountResponseDTO	updateAccount(AccountUpdateDTO accountUpdateDTO, User user)	Updates an existing account of the specified user based on the provided update DTO.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

AccountService

public AccountService()

Method Details

saveAccount

public AccountDTO saveAccount(AccountDTO accountDTO,
 User user)
                       throws ObjectNotValidException

Saves a new account based on the provided DTO and associates it with the given user. If the user already has an account of the same type, this method will throw an exception.

Parameters:

accountDTO - the data transfer object containing account details

user - the user with whom the account will be associated

Returns:

the saved account DTO

Throws:

ObjectNotValidException - if the account DTO fails validation checks

AccountAlreadyExistsException - if an account of the specified type already exists for the user

findUserAccounts

public AccountResponseDTO findUserAccounts(User user)

Retrieves the saving and spending accounts associated with the specified user.

Parameters:

user - the user whose accounts are to be retrieved

Returns:

a DTO containing the user's savings and spending accounts

updateAccount

public AccountResponseDTO updateAccount(AccountUpdateDTO accountUpdateDTO,
 User user)
                                 throws ObjectNotValidException

Updates an existing account of the specified user based on the provided update DTO. This method checks if the specified account type exists before updating.

Parameters:

accountUpdateDTO - the DTO containing the updated account details

user - the user whose account is to be updated

Returns:

the updated account information encapsulated in a DTO

Throws:

ObjectNotValidException - if the update DTO fails validation checks

AccountNotFoundException - if no account of the specified type exists for the user