public bool updateSuplies(DTO.ST_supply supp)
        {
            try
            {
                var updateSup = db.ST_supplies.Where(p => p.supplies_id.Equals(supp.supplies_id)).SingleOrDefault( );

                updateSup.supplies_name     = supp.supplies_name;
                updateSup.group_supplies_id = supp.group_supplies_id;
                updateSup.vendor_id         = supp.vendor_id;
                updateSup.unit_id           = supp.unit_id;

                updateSup.supplies_commercial_price = supp.supplies_commercial_price;
                updateSup.supplies_entry_price      = supp.supplies_entry_price;
                updateSup.supplies_wholesale_price  = supp.supplies_wholesale_price;
                updateSup.supplies_survive_the_norm = supp.supplies_survive_the_norm;
                updateSup.supplies_description      = supp.supplies_description;
                updateSup.supplies_image            = supp.supplies_image;


                db.SubmitChanges( );
                return(true);
            }
            catch
            {
                return(false);
            }
        }
 public bool insertSuplies(DTO.ST_supply supply)
 {
     try
     {
         db.ST_supplies.InsertOnSubmit(supply);
         db.SubmitChanges( );
         return(true);
     }
     catch (Exception)
     {
         return(false);
     }
 }
 public bool updateSuplies(DTO.ST_supply supp)
 {
     return(_sup.updateSuplies(supp));
 }
 public bool insertSuplies(DTO.ST_supply supply)
 {
     return(_sup.insertSuplies(supply));
 }