public static double DiscountedPrice(Coupan couponFromDb, double OriginalOrderTotal)
{
if (couponFromDb == null)
{
return(OriginalOrderTotal);
}
else
{
if (couponFromDb.MinimumAmount > OriginalOrderTotal)
{
return(OriginalOrderTotal);
}
else
{
//everything is valid
if (Convert.ToInt32(couponFromDb.CouponType) == (int)Coupan.ECoupanType.Dollar)
{
//$10 off $100
return(Math.Round(OriginalOrderTotal - couponFromDb.Discount, 2));
}
if (Convert.ToInt32(couponFromDb.CouponType) == (int)Coupan.ECoupanType.Percent)
{
//10% off $100
return(Math.Round(OriginalOrderTotal - (OriginalOrderTotal * couponFromDb.Discount / 100), 2));
}
}
}
return(OriginalOrderTotal);
}
public async Task <IActionResult> Create(Coupan coupan)
{
if (ModelState.IsValid)
{
var files = HttpContext.Request.Form.Files;
if (files.Count > 0)
{
byte[] p1 = null;
using (var fs1 = files[0].OpenReadStream())
{
using (var ms1 = new MemoryStream())
{
fs1.CopyTo(ms1);
p1 = ms1.ToArray();
}
}
coupan.Picture = p1;
}
_db.Coupan.Add(coupan);
await _db.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(coupan));
}
public async Task <IActionResult> EditPost(int?id, Coupan coupan)
{
if (id == null)
{
return(NotFound());
}
if (ModelState.IsValid)
{
var coupanFromDb = await _db.Coupan.SingleOrDefaultAsync(c => c.Id == id);
coupanFromDb.Name = coupan.Name;
coupanFromDb.CouponType = coupan.CouponType;
coupanFromDb.Discount = coupan.Discount;
coupanFromDb.MinimumAmount = coupan.MinimumAmount;
coupanFromDb.isActive = coupan.isActive;
var files = HttpContext.Request.Form.Files;
if (files.Count > 0)
{
byte[] p1 = null;
using (var fs1 = files[0].OpenReadStream())
{
using (var ms1 = new MemoryStream())
{
fs1.CopyTo(ms1);
p1 = ms1.ToArray();
}
}
coupanFromDb.Picture = p1;
}
await _db.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(coupan));
}
