public override ChapterVersion GetPreviousChapter(string chapterId, string articleId)
{
using (TransactionScope transaction = new TransactionScope(mConfiguration))
{
ChapterVersionDataStore chapVersion = new ChapterVersionDataStore(transaction);
IList <ChapterVersion> chVersList = chapVersion.FindAllItemsByArticleId(articleId);
int seq = 0;
if (!string.IsNullOrEmpty(chapterId)) // if this is null then the first chapter is loaded by default.
{
seq = chVersList.IndexOf(chVersList.First(x => x.Id.Equals(chapterId)));
}
if (seq == 0)
{
return(new ChapterVersion());
}
else
{
if (seq != 0)
{
return(chVersList.ElementAt(seq - 1));
}
else
{
return(new ChapterVersion());
}
}
}
}
public override IList <ChapterVersion> GetAllItemsByArticleId(string articleId)
{
using (TransactionScope transaction = new TransactionScope(mConfiguration))
{
ChapterVersionDataStore chapVersion = new ChapterVersionDataStore(transaction);
IList <ChapterVersion> dsChapters = chapVersion.FindAllItemsByArticleId(articleId);
return(dsChapters);
}
}