public bool IsPublisherUnique(Publisher publisher)
{
bool result = true;
foreach (Publisher item in (List<Publisher>)_publishers.CollectionView.SourceCollection)
{
if (item.Title == publisher.Title && item.InstitutionId == publisher.InstitutionId)
result = false;
}
return result;
}
private void SelectInstitutionOwningPublisher(Publisher publisher)
{
if (Institutions.MoveCurrentToFirst())
{
while (!Institutions.IsCurrentAfterLast)
{
if (SelectedInstitution.Id == publisher.InstitutionId)
return;
Institutions.MoveCurrentToNext();
}
}
InstitutionFilteringString = "";
if (Institutions.MoveCurrentToFirst())
{
while (!Institutions.IsCurrentAfterLast)
{
if (SelectedInstitution.Id == publisher.InstitutionId)
return;
Institutions.MoveCurrentToNext();
}
}
}
public abstract bool DeletePublisher(Publisher publisher);
public void AddAndSelectPublisher(Publisher publisher)
{
((List<Publisher>)_publishers.CollectionView.SourceCollection).Add(publisher);
((List<Publisher>)_publishers.CollectionView.SourceCollection).Sort((x, y) => x.Title.CompareTo(y.Title));
_publishers.CollectionView.Refresh();
}
public abstract string SavePublisher(Publisher publisher);
public abstract bool UpdatePublisher(Publisher publisher);
public abstract Issue GetIssueByNumberWithinPublisher(Publisher publisher, int number);
public abstract IEnumerable<ResearchJournal> GetJournalsForPublisher(Publisher publisher);
private ResearchJournal ChooseJournal(Article article, Publisher publisher)
{
IEnumerable<ResearchJournal> jaournals = db.GetJournalsForPublisher(publisher);
foreach (var journal in jaournals)
{
if (journal.IdWithinPublisher == article.JournalId) return journal;
}
return null;
}
private bool savePublisher()
{
bool result = false;
if (publisherNameTextBox.Text.Length != 0 && choosenInstitution != null)
{
Publisher publisher = new Publisher(choosenInstitution.Id.ToString(),"", publisherNameTextBox.Text);
if (viewModel.IsPublisherUnique(publisher))
{
if ((publisher.IdWithinInstitution = CentralRepository.Instance.SavePublisher(publisher)) != "")
{
viewModel.AddAndSelectPublisher(publisher);
selectFirstPublisher();
result = true;
}
else
{
MessageBox.Show("Przy dodawaniu nowego wydawnictwa do bazy wystąpił błąd!");
}
}
else
{
MessageBox.Show("W bazie istnieje już dla określonej instytucji wydawnictwo o podanej nazwie!");
}
}
else
{
MessageBox.Show("Aby dodać nowe wydawnictwo, należy podać jej nazwę!");
}
return result;
}
public void AddPublisher(Publisher publisher)
{
XmlNode node = this.CreateDatafield("902");
XmlNode title = this.CreateSubfield(publisher.Title, "a");
node.AppendChild(title);
record.AppendChild(node);
}
public override bool UpdatePublisher(Publisher publisher)
{
throw new NotImplementedException();
}
public override string SavePublisher(Publisher publisher)
{
throw new NotImplementedException();
}
public override IEnumerable<ResearchJournal> GetJournalsForPublisher(Publisher publisher)
{
if (publisher == null || publisher.IdWithinInstitution == null)
return Enumerable.Empty<ResearchJournal>();
return _journals.Where(journal => journal.PublisherId == publisher.IdWithinInstitution
&& journal.InstitutionId == publisher.InstitutionId);
}
public override Issue GetIssueByNumberWithinPublisher(Publisher publisher, int number)
{
return _issues.Where(issue => issue.InstitutionId == publisher.InstitutionId
&& issue.PublisherId == publisher.IdWithinInstitution
&& issue.NumberWithinPublisher == number).FirstOrDefault();
}