private ECPayForm GetECPayForm(Guid orderId)
{
Order order = _checkoutService.GetOrder(orderId);
OrderDetail od = _checkoutService.GetOrderDetail(order);
string merchantTradeNo = order.MerchantTradeNo;
string url = WebConfigurationManager.AppSettings["WebsiteUrl"];
decimal finalAmount = od.FinalPrice;
string productName = od.ProductName;
ECPayForm ecpayForm = new ECPayForm
{
ChoosePayment = "ALL",
EncryptType = "1",
ItemName = "uCleaner打掃服務",
MerchantID = "2000132",
MerchantTradeDate = DateTime.UtcNow.AddHours(8).ToString("yyyy/MM/dd HH:mm:ss"),
MerchantTradeNo = merchantTradeNo,
OrderResultURL = url + "/Checkout/Success",
PaymentType = "aio",
ReturnURL = url + "/Checkout/ECPayReturn",
TotalAmount = Math.Round(finalAmount).ToString(),
TradeDesc = HttpUtility.UrlEncode(productName),
};
string HashKey = "5294y06JbISpM5x9";
string HashIV = "v77hoKGq4kWxNNIS";
Dictionary <string, string> paramList = new Dictionary <string, string> {
{ "ChoosePayment", ecpayForm.ChoosePayment },
{ "EncryptType", ecpayForm.EncryptType },
{ "ItemName", ecpayForm.ItemName },
{ "MerchantID", ecpayForm.MerchantID },
{ "MerchantTradeDate", ecpayForm.MerchantTradeDate },
{ "MerchantTradeNo", ecpayForm.MerchantTradeNo },
{ "OrderResultURL", ecpayForm.OrderResultURL },
{ "PaymentType", ecpayForm.PaymentType },
{ "ReturnURL", ecpayForm.ReturnURL },
{ "TotalAmount", ecpayForm.TotalAmount },
{ "TradeDesc", ecpayForm.TradeDesc },
};
string Parameters = string.Join("&", paramList.Select(x => $"{x.Key}={x.Value}").OrderBy(x => x));
ecpayForm.CheckMacValue = GetCheckMacValue(HashKey, Parameters, HashIV);
return(ecpayForm);
}
public ActionResult AddOrder(UserForm post)
{
DateTime now = DateTime.Now;
string accountName;
string productName;
string url = WebConfigurationManager.AppSettings["WebsiteUrl"];
string merchantTradeNo;
Guid favoriteId;
decimal finalAmount;
Guid? couponDetailId;
if (post.CouponDetailId == null)
{
couponDetailId = null;
}
else
{
couponDetailId = Guid.Parse(post.CouponDetailId);
}
try {
accountName = Helpers.DecodeCookie(Request.Cookies["user"]["user_accountname"]);
favoriteId = Guid.Parse(post.FavoriteId);
_checkoutService.CheckAccountExist(accountName);
_checkoutService.CheckFavoriteId(accountName, favoriteId);
finalAmount = _checkoutService.GetTotalPrice(favoriteId);
if (couponDetailId != null)
{
finalAmount -= _checkoutService.GetDiscountAmount(couponDetailId);
}
merchantTradeNo = _checkoutService.GetNextMerchantTradeNo();
OrderData orderData = new OrderData {
AccountName = accountName,
FavoriteId = favoriteId,
CouponDetailId = couponDetailId,
FinalPrice = finalAmount,
MerchantTradeNo = merchantTradeNo,
Now = now,
};
var result = _checkoutService.CreateOrder(post, orderData, out productName);
if (result.IsSuccessful)
{
_checkoutService.SaveMerchantTradeNo(merchantTradeNo);
}
else
{
throw new Exception("訂單建立失敗");
}
} catch (Exception ex) {
return(Json(ex.Message));
}
ECPayForm ecpayForm = new ECPayForm();
ecpayForm.ChoosePayment = "ALL";
ecpayForm.EncryptType = "1";
ecpayForm.ItemName = "uCleaner打掃服務";
ecpayForm.MerchantID = "2000132";
ecpayForm.MerchantTradeDate = now.ToString("yyyy/MM/dd HH:mm:ss");
ecpayForm.MerchantTradeNo = merchantTradeNo;
ecpayForm.OrderResultURL = url + "/Checkout/SuccessView";
ecpayForm.PaymentType = "aio";
ecpayForm.ReturnURL = url + "/Checkout/ECPayReturn";
ecpayForm.TotalAmount = Math.Round(finalAmount).ToString();
ecpayForm.TradeDesc = HttpUtility.UrlEncode(productName);
string HashKey = "5294y06JbISpM5x9";
string HashIV = "v77hoKGq4kWxNNIS";
Dictionary <string, string> paramList = new Dictionary <string, string> {
{ "ChoosePayment", ecpayForm.ChoosePayment },
//{ "ClientBackURL", ecpayForm.ClientBackURL },
{ "EncryptType", ecpayForm.EncryptType },
{ "ItemName", ecpayForm.ItemName },
{ "MerchantID", ecpayForm.MerchantID },
{ "MerchantTradeDate", ecpayForm.MerchantTradeDate },
{ "MerchantTradeNo", ecpayForm.MerchantTradeNo },
{ "OrderResultURL", ecpayForm.OrderResultURL },
{ "PaymentType", ecpayForm.PaymentType },
{ "ReturnURL", ecpayForm.ReturnURL },
{ "TotalAmount", ecpayForm.TotalAmount },
{ "TradeDesc", ecpayForm.TradeDesc },
};
string Parameters = string.Join("&", paramList.Select(x => $"{x.Key}={x.Value}").OrderBy(x => x));
ecpayForm.CheckMacValue = GetCheckMacValue(HashKey, Parameters, HashIV);
return(Json(ecpayForm));
}
public async Task <ActionResult> Repay(string orderId)
{
Guid orderGuid = Guid.Parse(orderId);
Order order = _checkoutService.GetOrder(orderGuid);
OrderDetail od = _checkoutService.GetOrderDetail(order);
//雙重檢查，檢查資料庫訂單狀態、綠界的付款狀態
if (!_checkoutService.CheckIsUnpaid(orderGuid))
{
string errorMsg = JsonConvert.SerializeObject(new
{
IsSuccessful = false,
Message = "此筆訂單已付款"
});
return(Content(errorMsg, "application/json"));
}
if (DateTime.UtcNow.AddHours(8).Date >= order.DateService.Date)
{
string errorMsg = JsonConvert.SerializeObject(new
{
IsSuccessful = false,
Message = "訂單已過付款期限，需在服務日前一天以前付款"
});
return(Content(errorMsg, "application/json"));
}
ECPayForm form = GetECPayForm(orderGuid);
//向綠界查詢訂單，確認此訂單未付款
var dictionary = new Dictionary <string, string> {
{ "MerchantID", form.MerchantID },
{ "MerchantTradeNo", form.MerchantTradeNo },
{ "TimeStamp", DateTimeOffset.Now.ToUnixTimeSeconds().ToString() },
};
string Parameters = string.Join("&", dictionary.Select(x => $"{x.Key}={x.Value}").OrderBy(x => x));
string HashKey = "5294y06JbISpM5x9";
string HashIV = "v77hoKGq4kWxNNIS";
string checkMacValue = GetCheckMacValue(HashKey, Parameters, HashIV);
dictionary.Add("CheckMacValue", checkMacValue);
var content = new FormUrlEncodedContent(dictionary);
var response = await client.PostAsync("https://payment-stage.ecpay.com.tw/Cashier/QueryTradeInfo/V5", content);
string responseStr = await response.Content.ReadAsStringAsync();
var paramArray = responseStr.Split('&');
var responseDictionary = new Dictionary <string, string>();
foreach (var param in paramArray)
{
var kv = param.Split('=');
responseDictionary.Add(kv[0], kv[1]);
}
if (responseDictionary["TradeStatus"] == "1")
{
return(Content($"此筆訂單已付款"));
}
//確認完畢，給新的MerchantTradeNo
form.MerchantTradeDate = DateTime.UtcNow.AddHours(8).ToString("yyyy/MM/dd HH:mm:ss");
form.MerchantTradeNo = _checkoutService.GetNextMerchantTradeNo();
var newDictionary = new Dictionary <string, string> {
{ "ChoosePayment", form.ChoosePayment },
{ "EncryptType", form.EncryptType },
{ "ItemName", form.ItemName },
{ "MerchantID", form.MerchantID },
{ "MerchantTradeDate", form.MerchantTradeDate },
{ "MerchantTradeNo", form.MerchantTradeNo },
{ "OrderResultURL", form.OrderResultURL },
{ "PaymentType", form.PaymentType },
{ "ReturnURL", form.ReturnURL },
{ "TotalAmount", form.TotalAmount },
{ "TradeDesc", form.TradeDesc },
};
string newParameters = string.Join("&", newDictionary.Select(x => $"{x.Key}={x.Value}").OrderBy(x => x));
form.CheckMacValue = GetCheckMacValue(HashKey, newParameters, HashIV);
//1.更新資料庫原訂單
var result = _checkoutService.RepayUpdateOrder(order, od, newDictionary);
//儲存上一次使用的MerchantTradeNo
if (result.IsSuccessful)
{
_checkoutService.SaveMerchantTradeNo(newDictionary["MerchantTradeNo"]);
}
else
{
throw new Exception("訂單建立失敗");
}
string paramsJson = JsonConvert.SerializeObject(form);
//2.送回參數在綠界重新建立訂單
return(Content(paramsJson, "application/json"));
}
