GenericRepository.cs

public class Repository<T> where T : class
    {
        private DbSet<T> m_dbset;
        private BaremoContext m_context;
        public Repository(DbSet<T> dbset, BaremoContext context)
        {
            m_dbset = dbset;
            m_context = context;
        }

        public IEnumerable<T> GetAll()
        {
            return m_dbset;
        }

        public T GetSingleById(int Id)
        {
            return m_dbset.Find(Id);
        }

        public void Insert(T obj)
        {
            m_dbset.Add(obj);
        }

        public void Update(T obj)
        {
            m_context.Entry(obj).State = EntityState.Modified;
        }

        public void Delete(int Id)
        {
            T getObjById = m_dbset.Find(Id);
            m_dbset.Remove(getObjById);
        }
    }