public void AddVersion(byte[] content, string fileName)
{
var lastVersion = MaterialVersions.Select(x => x.VersionNumber).Max();
lastVersion++;
CurrentVersion = lastVersion;
var version = new MaterialVersion(content, CurrentVersion, fileName);
MaterialVersions.ToList().Add(version);
}
public Material(int materialCategory, byte[] content, string fileName)
{
MaterialId = Guid.NewGuid();
CurrentVersion = 1;
MaterialCategory = materialCategory;
var version = new MaterialVersion(content, CurrentVersion, fileName);
MaterialVersions = new List <MaterialVersion>();
((ICollection <MaterialVersion>)MaterialVersions).Add(version);
}
