public Text AddToHeader(Guid headerId, Text text)
{
if (HeaderRepository.Exists(headerId))
{
Header header = HeaderRepository.GetById(headerId);
header.StyleClass = null;
Header headerForText = header;
Content contentOfHeader = headerForText.Content;
IEnumerable <Text> headerTexts = TextRepository.GetByContent(contentOfHeader);
if (headerTexts.Count() == 0)
{
text.Id = Guid.NewGuid();
text.Position = 0;
text.ContentThatBelongs = contentOfHeader;
TextRepository.Add(text);
return(text);
}
else
{
throw new ExistingTextException("There is an existing text in the selected header.");
}
}
else
{
throw new MissingHeaderException("This header does not exist in the database");
}
}
public void LogModificationToHeader(Guid headerId)
{
if (HeaderRepository.Exists(headerId))
{
Header headerOfModdedDocument = HeaderRepository.GetById(headerId);
LogModificationToDocument(headerOfModdedDocument.DocumentThatBelongs.Id);
}
else
{
throw new MissingHeaderException("This header is not in the database.");
}
}
public void Update(Guid headerId, Header newHeaderData)
{
if (HeaderRepository.Exists(headerId))
{
Header headerToUpdate = HeaderRepository.GetById(headerId);
if (newHeaderData.StyleClass != null && !StyleClassRepository.Exists(newHeaderData.StyleClass.Name))
{
newHeaderData.StyleClass = null;
}
headerToUpdate.StyleClass = newHeaderData.StyleClass;
HeaderRepository.Update(headerToUpdate);
}
else
{
throw new MissingHeaderException("The header is not in the database.");
}
}
public Text GetByHeader(Guid headerId)
{
if (HeaderRepository.Exists(headerId))
{
Header headerForText = HeaderRepository.GetById(headerId);
Content contentOfHeader = headerForText.Content;
IEnumerable <Text> headerTexts = TextRepository.GetByContent(contentOfHeader);
if (headerTexts.Count() != 0)
{
return(headerTexts.First());
}
else
{
throw new MissingTextException("This text is not in the database");
}
}
else
{
throw new MissingHeaderException("This header does not exist in the database");
}
}