public async Task <IActionResult> Add(CouponViewModel viewModel)
{
#region SelectList
var users = await _db.UserRepository.GetAsync();
ViewData["UsersId"] = new SelectList(users, "Id", "UserName");
var products = await _db.ProductRepository.GetAsync();
ViewData["ProductsId"] = new SelectList(products, "Id", "Name");
var categories = await _db.CategoryRepository.GetAsync();
ViewData["CategoriesId"] = new SelectList(categories, "Id", "Name");
#endregion
if (ModelState.IsValid)
{
viewModel.Title = viewModel.Title.Trim();
var couponModel = await _db.CouponRepository.GetAsync(c => c.Title == viewModel.Title, string.Empty);
if (couponModel == null)
{
if (viewModel.EndDateLimit < viewModel.StartDateLimit)
{
ModelState.AddModelError("EndDateLimit", "تاریخ پایان باید بعد از تاریخ شروع باشد");
return(View(viewModel));
}
if (viewModel.HasUserLimit && viewModel.Users.Count == 0)
{
ModelState.AddModelError("Users", "کاربران را وارد کنید");
return(View(viewModel));
}
if (viewModel.HasProductOrCategoryLimit)
{
if (viewModel.ProductOrCategoryLimit == "product" && viewModel.Products.Count == 0)
{
ModelState.AddModelError("Products", "محصولات را وارد کنید");
return(View(viewModel));
}
if (viewModel.ProductOrCategoryLimit == "category" && viewModel.Categories.Count == 0)
{
ModelState.AddModelError("Categories", "دسته بندی ها را وارد کنید");
return(View(viewModel));
}
}
var coupon = new Coupon();
#region Coupon
coupon.Title = viewModel.Title.Trim();
coupon.Type = viewModel.Type == "percent" ? true : false;
coupon.Value = viewModel.Type == "percent" ? viewModel.PercentDiscount : viewModel.ValueDiscount;
coupon.HasCountLimit = viewModel.HasCountLimit;
if (viewModel.HasCountLimit)
{
coupon.CountLimit = viewModel.CountLimit;
}
coupon.HasDateLimit = viewModel.HasDateLimit;
if (viewModel.HasDateLimit)
{
coupon.StartDateLimit = viewModel.StartDateLimit;
coupon.EndDateLimit = viewModel.EndDateLimit;
}
coupon.HasUserLimit = viewModel.HasUserLimit;
if (viewModel.HasProductOrCategoryLimit)
{
if (viewModel.ProductOrCategoryLimit == "product")
{
coupon.HasProductLimit = true;
coupon.HasCategoryLimit = false;
}
else
{
coupon.HasCategoryLimit = true;
coupon.HasProductLimit = false;
}
}
coupon.Code = await _codeGenerator.GenerateCouponCodeAsync();
#endregion
await _db.CouponRepository.AddAsync(coupon);
await _db.SaveAsync();
if (viewModel.HasUserLimit)
{
foreach (var userId in viewModel.Users)
{
var couponUser = new CouponUser()
{
CouponId = coupon.Id,
UserId = userId
};
await _db.CouponUserRepository.AddAsync(couponUser);
}
await _db.SaveAsync();
}
if (viewModel.HasProductOrCategoryLimit)
{
if (viewModel.ProductOrCategoryLimit == "product")
{
foreach (var productId in viewModel.Products)
{
var couponProduct = new CouponProduct()
{
CouponId = coupon.Id,
ProductId = productId
};
await _db.CouponProductRepository.AddAsync(couponProduct);
}
await _db.SaveAsync();
}
else
{
foreach (var categoryId in viewModel.Categories)
{
var couponCategory = new CouponCategory()
{
CouponId = coupon.Id,
CategoryId = categoryId
};
await _db.CouponCategoryRepository.AddAsync(couponCategory);
}
await _db.SaveAsync();
}
}
return(Redirect("/Admin/Coupon"));
}
else
{
ModelState.AddModelError("Title", "کد تخفیف با این نام قبلا ثبت شده است");
return(View(viewModel));
}
}
else
{
return(View(viewModel));
}
}