public ExchangeAccumulator getExchangesInitiatedByUser(String userEmail) {
List<DirectBookExchange> directExchangesForUser =
bookExchangeDao.getDirectExchangesInitiatedByUser(userEmail);
List<BookExchangeChain> exchangeChainsInitiatedByUser =
bookExchangeDao.getExchangeChainsInitiatedByUser(userEmail);
return new ExchangeAccumulator(directExchangesForUser, exchangeChainsInitiatedByUser)
.sortByCreationDate();
}
public void rejectDirectExchange(String userEmail, int id) throws BookExchangeInternalException {
DirectBookExchange directExchangeToReject =
bookExchangeDao
.getDirectBookExchange(id)
.orElseThrow(() -> new BookExchangeInternalException("No exchange found"));
directExchangeToReject.setOver(true);
directExchangeToReject.setSuccessful(false);
directExchangeToReject.setDateCompleted(LocalDateTime.now());
bookExchangeDao.saveBookExchange(directExchangeToReject);
notifyOtherExchangeParticipant(userEmail, directExchangeToReject);
}
public ExchangeAccumulator getExchangeRequestsReceivedByUser(String userEmail) {
List<DirectBookExchange> directExchangesForUser =
bookExchangeDao.getDirectExchangesOfferedToUser(userEmail);
List<BookExchangeChain> exchangeChainsInitiatedByUser =
bookExchangeDao
.getExchangeChainsUserInvitedIn(userEmail)
.stream()
.map(exchangeChainRequest -> exchangeChainRequest.getParentExchangeChain())
.collect(Collectors.toList());
return new ExchangeAccumulator(directExchangesForUser, exchangeChainsInitiatedByUser)
.sortByCreationDate();
}
public void acceptDirectExchange(String userEmail, int bookRequestedId, int exchangeId)
throws BookExchangeInternalException {
DirectBookExchange directBookExchange =
bookExchangeDao
.getDirectBookExchange(exchangeId)
.orElseThrow(() -> new BookExchangeInternalException("No exchanges found"));
Book bookRequestedInExchange =
bookDao
.getBookForId(bookRequestedId)
.orElseThrow(() -> new BookExchangeInternalException("No book found"));
updateBooksToInactive(bookRequestedInExchange, directBookExchange.getBookRequested());
updateExchangeDetails(directBookExchange, bookRequestedInExchange);
bookExchangeDao.saveBookExchange(directBookExchange);
notificationsDao.saveNotification(
new Notification.NotificationBuilder()
.setMessage(exchangeAccepted)
.setUserNotified(bookRequestedInExchange.getPostedBy())
.setNotificationType(NotificationType.DIRECT_EXCHANGE_ACCEPTED)
.setDateCreated(LocalDateTime.now())
.build());
}
public void recordExchange(String initiatorEmail, ExchangeOrder exchangeOrder)
throws BookExchangeInternalException {
Book bookUnderOffer =
bookDao
.getBookPostedByUser(
exchangeOrder.getBookUnderOffer(), exchangeOrder.getBookUnderOfferOwner())
.orElseThrow(() -> new BookExchangeInternalException("Book under offer not found"));
User exchangeInitiator =
userDao
.findUserByEmail(initiatorEmail)
.orElseThrow(() -> new BookExchangeInternalException("No user found for email"));
DirectBookExchange exchangeToRecord = buildBookExchange(bookUnderOffer, exchangeInitiator);
bookExchangeDao.saveBookExchange(exchangeToRecord);
addNewExchangeRequestNotification(
bookUnderOffer.getPostedBy(), exchangeInitiator.getFullName(), exchangeToRecord);
}