新增了获取单项答案

api/controller/OrderSingle.go

@@ -445,3 +445,52 @@ func (b *OrderSingle) PutOrderSingleAnswer(c *gin.Context) {
 	tx.Commit()
 	responses.Ok(c)
 }
+
+// GetOrderSingleAnswer 获取单项答案
+func (b *OrderSingle) GetOrderSingleAnswer(c *gin.Context) {
+	userId := c.GetInt64("UserId")
+
+	id := c.Param("order_id")
+	if id == "" {
+		responses.FailWithMessage("缺少参数", c)
+		return
+	}
+
+	// 将 id 转换为 int64 类型
+	orderId, err := strconv.ParseInt(id, 10, 64)
+	if err != nil {
+		responses.Fail(c)
+		return
+	}
+
+	// 获取订单数据
+	orderSingleDao := dao.OrderSingleDao{}
+	maps := make(map[string]interface{})
+	maps["user_id"] = userId
+	maps["order_id"] = orderId
+	orderSingle, err := orderSingleDao.GetOrderSingle(maps)
+	if err != nil {
+		responses.FailWithMessage("订单异常", c)
+		return
+	}
+
+	// 检测订单状态
+	if orderSingle.OrderStatus != 2 {
+		responses.FailWithMessage("订单未完成", c)
+		return
+	}
+
+	// 检测订单支付状态
+	if orderSingle.PayStatus != 2 {
+		responses.FailWithMessage("订单未完成支付", c)
+		return
+	}
+
+	// 检测订单退款状态
+	if orderSingle.RefundStatus != 0 {
+		responses.FailWithMessage("订单存在退款", c)
+		return
+	}
+
+	responses.OkWithData(orderSingle.Answer, c)
+}

api/router/router.go

@@ -296,6 +296,9 @@ func privateRouter(r *gin.Engine, api controller.Api) {
 
 			// 上传单项答案
 			singleGroup.POST("/answer/:order_id", api.OrderSingle.PutOrderSingleAnswer)
+
+			// 获取单项答案
+			singleGroup.GET("/answer/:order_id", api.OrderSingle.GetOrderSingleAnswer)
 		}
 
 		// 会员订单