update payment ui and change api route path

src/model/service/pay_service.go

@@ -9,6 +9,8 @@ import (
 	"github.com/assimon/luuu/model/response"
 )
 
+var ErrOrder = errors.New("不存在待支付订单或已过期")
+
 // GetCheckoutCounterByTradeId returns checkout info for a pending order.
 func GetCheckoutCounterByTradeId(tradeId string) (*response.CheckoutCounterResponse, error) {
 	orderInfo, err := data.GetOrderInfoByTradeId(tradeId)
@@ -16,16 +18,20 @@ func GetCheckoutCounterByTradeId(tradeId string) (*response.CheckoutCounterRespo
 		return nil, err
 	}
 	if orderInfo.ID <= 0 || orderInfo.Status != mdb.StatusWaitPay {
-		return nil, errors.New("不存在待支付订单或已过期")
+		return nil, ErrOrder
 	}
 
 	resp := &response.CheckoutCounterResponse{
 		TradeId:        orderInfo.TradeId,
+		Amount:         orderInfo.Amount,
 		ActualAmount:   orderInfo.ActualAmount,
-		ReceiveAddress: orderInfo.ReceiveAddress,
 		Token:          orderInfo.Token,
+		Currency:       orderInfo.Currency,
+		ReceiveAddress: orderInfo.ReceiveAddress,
+		Network:        orderInfo.Network,
 		ExpirationTime: orderInfo.CreatedAt.AddMinutes(config.GetOrderExpirationTime()).TimestampMilli(),
 		RedirectUrl:    orderInfo.RedirectUrl,
+		CreatedAt:      orderInfo.CreatedAt.TimestampMilli(),
 	}
 	return resp, nil
 }