public static IEnumerable <Versioned <T> > GetLatests <T>(this LiteRevisionsDB <T> revDb)
{
using (var db = revDb.OpenRead())
return(db.Version1 <T>()
.FindAll()
.GroupBy(_ => _.GroupId)
.Select(_ => _.Last()));
}
public static T GetById <T>(this LiteRevisionsDB <T> revDb, long groupId)
where T : class
{
using (var db = revDb.OpenRead())
{
var vers = db.Version1 <T>()
.Find(_ => _.GroupId == groupId)
.OrderBy(_ => _.Id);
return(vers.LastOrDefault()?.Content);
}
}
public static long CountAll <T>(this LiteRevisionsDB <T> revDb)
{
using (var db = revDb.OpenRead())
return(db.CountLatests <T>());
}
