public ORDER GetOrder(int orderId)
 {
     using (var _db = new SiriusIQEntities2())
     {
         return(_db.ORDERs.ToList().FirstOrDefault(p => p.ORDERID == orderId));
     }
 }
 public IEnumerable <ORDER> GetAll()
 {
     using (var _db = new SiriusIQEntities2())
     {
         return(_db.ORDERs.ToList());
     }
 }
 public IEnumerable <PRODUCT> GetAll()
 {
     using (var _db = new SiriusIQEntities2())
     {
         return(_db.PRODUCTs.ToList());
     }
 }
 public PRODUCT GetProduct(int productId)
 {
     using (var _db = new SiriusIQEntities2())
     {
         return(_db.PRODUCTs.ToList().FirstOrDefault(p => p.PRODUCTID == productId));
     }
 }
 public bool UpdateOrder(ORDER order)
 {
     using (var _db = new SiriusIQEntities2())
     {
         _db.Entry(order);
         int state = _db.SaveChanges();
         return(state == 0 ? false : true);
     }
 }
 public bool AddOrder(ORDER orderBusiness)
 {
     using (var _db = new SiriusIQEntities2())
     {
         _db.ORDERs.Add(orderBusiness);
         int state = _db.SaveChanges();
         return(state == 0 ? false : true);
     }
 }
 public bool UpdateProduct(PRODUCT product)
 {
     using (var _db = new SiriusIQEntities2())
     {
         _db.Entry(product);
         int state = _db.SaveChanges();
         return(state == 0 ? false : true);
     }
 }
 public bool DeleteOrder(int orderId)
 {
     using (var _db = new SiriusIQEntities2())
     {
         _db.ORDERs.Remove(new ORDER {
             ORDERID = orderId
         });
         int state = _db.SaveChanges();
         return(state == 0 ? false : true);
     }
 }
 public bool DeleteProduct(int productId)
 {
     using (var _db = new SiriusIQEntities2())
     {
         _db.PRODUCTs.Remove(new PRODUCT {
             PRODUCTID = productId
         });
         int state = _db.SaveChanges();
         return(state == 0 ? false : true);
     }
 }