All RepositoryBase

IRepositoryBase.cs

public interface IRepositoryBase<TEntity> where TEntity : class
{
    void Add(TEntity obj);
    TEntity GetById(int id);
    IEnumerable<TEntity> GetAll();
    void Update(TEntity obj);
    void Remove(TEntity obj);
    void Dispose();
}

RepositoryBase.cs

public class RepositoryBase<TEntity> : IDisposable, IRepositoryBase<TEntity> where TEntity : class 
{
    protected MyMoneyContext MyMoneyDataBase = new MyMoneyContext();
    
    public void Add(TEntity obj)
    {
        MyMoneyDataBase.Set<TEntity>().Add(obj);
        MyMoneyDataBase.SaveChanges();
    }
    
    public TEntity GetById(int id)
    {
        return MyMoneyDataBase.Set<TEntity>().Find(id);
    }
    
    public IEnumerable<TEntity> GetAll()
    {
        return MyMoneyDataBase.Set<TEntity>().ToList();
    }
    
    public void Update(TEntity obj)
    {
        MyMoneyDataBase.Entry(obj).State = EntityState.Modified;
        MyMoneyDataBase.SaveChanges();
    }
    
    public void Remove(TEntity obj)
    {
        MyMoneyDataBase.Set<TEntity>().Remove(obj);
        MyMoneyDataBase.SaveChanges();
    }
    
    void IRepositoryBase<TEntity>.Dispose()
    {
        throw new NotImplementedException();
    }
    
    void IDisposable.Dispose()
    {
        throw new NotImplementedException();
    }
}