private string ValidateCoupon(AdminCouponViewModel model)
{
var checkCoupon = _context.ProductionCodes.Include(c => c.Offers).FirstOrDefault(c => c.CouponCode.Replace("-", "") == model.CouponCode.Replace("-", "") && c.IsUsed == false && c.IsActive == true);
//vlaidates if code exist
if (checkCoupon == null)
{
return("Invalid Coupon");
}
//Check if max coupons used
if (checkCoupon.Offers.TotalOffer == checkCoupon.Offers.CouponUsed)
{
return("Offer Coupon Exhausted");
}
//Increment coupons used
checkCoupon.Offers.CouponUsed += 1;
checkCoupon.IsUsed = true;
//save changes to the database
_context.SaveChanges();
return("Valid Coupon");
}
//Render the Page for Coupon Redemtion
public ActionResult RedeemCoupon()
{
var viewModel = new AdminCouponViewModel()
{
Merchants = _context.Merchants.ToList()
};
return(View(viewModel));
}
//Method called via ajax to validate coupon
public ActionResult Validate(AdminCouponViewModel viewModel)
{
dynamic showMessage = string.Empty;
#region
//if (!ModelState.IsValid)
//{
// showMessage = new
// {
// statusCode = 404,
// Message = "Oops!"
// };
// return Json(showMessage, JsonRequestBehavior.AllowGet);
//}
#endregion
var getResults = ValidateCoupon(viewModel);
showMessage = new
{
statusCode = 200,
Message = getResults//"Coupon Valid"
};
return(Json(data: showMessage, behavior: JsonRequestBehavior.AllowGet));
}
