public async Task <List <Notification> > LoadWelcomeMessages(Preferences preferences, Guid userId)
{
var orderByCreationTimeDescending = preferences.OrderByCreationTimeDescending;
var thenOrderByImportancyDescending = preferences.OrderByImportancyDescending;
var numberOfWelcomeMessages = preferences.NumberOfWelcomeMessages;
var importancy = preferences.MinimalImportancyLevel;
var confirmationType = new ConfirmationTypePreferences
{
SeeRead = preferences.SeeReadNotifications,
SeeUnread = preferences.SeeUnreadNotifications
};
var notificationsQuery = _queryBuilder
.WithQueriesAndUser(GetNotificationQuery(), userId)
.FilterByConfirmationType(confirmationType)
.FilterByMinimalImportancy(importancy)
.OrderByCreationDate(orderByCreationTimeDescending)
// .ThenOrderByState()
// .ThenOrderByImportancy(thenOrderByImportancyDescending)
.Take(numberOfWelcomeMessages)
.Build();
await notificationsQuery.ForEachAsync(notification => notification.IncrementProcessedTimes());
await _context.SaveChangesAsync();
var notifications = notificationsQuery.ToList();
return(notifications);
}
public INotificationQueryBuilder FilterByConfirmationType(
ConfirmationTypePreferences confirmationTypePreferences)
{
if (confirmationTypePreferences.SeeRead && confirmationTypePreferences.SeeUnread)
{
_query = _query.Where(NotAcquiredOrAnyFromReadOrUnread(_userId));
}
else if (confirmationTypePreferences.SeeRead)
{
_query = _query.Where(NotAcquiredOrAnyFromRead(_userId));
}
else if (confirmationTypePreferences.SeeUnread)
{
_query = _query.Where(NotAcquiredOrAnyFromUnread(_userId));
}
return(this);
}