public int?SaveDataInDatabase()
{
using (var db = new BlockchainExampleEntities())
{
try
{
db.Data.Add(this);
db.SaveChanges();
db.Dispose();
return(this.ID);
}
catch (Exception)
{
return(null);
}
}
}
public bool RemoveData()
{
BlockchainExampleEntities db = new BlockchainExampleEntities();
try
{
var DataToRemove = db.Data.FirstOrDefault(u => u.ID == this.ID);
if (DataToRemove == null)
{
throw new Exception();
}
db.Data.Remove(DataToRemove);
db.SaveChanges();
db.Dispose();
}
catch (Exception)
{
return(false);
}
return(true);
}
