//檢查活動時間是否正確的方法
void OfferTimeCheck(NormalOffer normalOffer)
{
if (normalOffer.BeginDate > normalOffer.EndDate)
{
ModelState["BeginDate"].Errors.Add("開始時間必須在結束時間之前");
}
if (normalOffer.EndDate < DateTime.Now)
{
ModelState["EndDate"].Errors.Add("結束時間必須在現在時間之後");
}
}
public ActionResult OfferCreate(NormalOffer normalOffer, HttpPostedFileBase[] photos)
{
OfferTimeCheck(normalOffer);
if (ModelState.IsValid)
{
//填入預設值
normalOffer.ID = UsefulTools.GetNextID(db.NormalOffers, 1);
normalOffer.ShopID = Session["ShopID"].ToString();
normalOffer.Clicks = 0;
db.NormalOffers.Add(normalOffer);
db.SaveChanges();
//存入圖片
PhotoManager.Create(normalOffer.ID, photos);
return(RedirectToAction("OfferListForShop"));
}
return(View());
}
public ActionResult OfferEdit(NormalOffer normalOffer, HttpPostedFileBase[] photos, int[] deletedPhotoID)
{
OfferTimeCheck(normalOffer);
NormalOffer offer = (NormalOffer)TempData["Offer"];
if (ModelState.IsValid)
{
//取出原始資料並灌入必要資料
normalOffer.ID = offer.ID;
normalOffer.ShopID = offer.ShopID;
normalOffer.Clicks = offer.Clicks;
db.Entry(normalOffer).State = EntityState.Modified;
db.SaveChanges();
//存入圖片
PhotoManager.Create(normalOffer.ID, photos);
//刪除圖片
PhotoManager.Delete(deletedPhotoID);
return(RedirectToAction("OfferListForShop"));
}
ViewBag.photoIDList = PhotoManager.GetPhotoIDList(offer.ID);
TempData.Keep("Offer");
return(View());
}
