public static Validation <Error, FileAddedEvent> Create(Guid documentId, Guid fileId, string fileName,
string fileDescription) =>
FileName.Create(fileName)
.Bind(name => FileDescription.Create(fileDescription)
.Map(desc =>
new FileAddedEvent(new DocumentId(documentId), new FileId(fileId), name, desc,
DateTime.UtcNow)));
private static Validation <Error, Document> AddFile(Validation <Error, Document> document,
string fileName = "File123", string fileDescription = "Test file")
{
return(document
.Bind(doc => FileName.Create(fileName)
.Bind(name => FileDescription.Create(fileDescription)
.Bind(fileDesc => doc.AddFile(new FileId(Guid.Empty), name, fileDesc)))));
}
