fix bug

cachedata/payment.go

@@ -142,7 +142,7 @@ func (c *CacheData) checkQueryForFreeTimes(uid int64, userLevel *model.UserLevel
 	taskUserMonthCmd := pip.Get(c.ctx, taskUserMonth)
 
 	_, err := pip.Exec(c.ctx)
-	if err != nil {
+	if err != nil && err != goredislib.Nil {
 		return false, err
 	}
 
@@ -196,13 +196,14 @@ func (c *CacheData) checkQueryForFreeTimes(uid int64, userLevel *model.UserLevel
 }
 
 func (c *CacheData) checkQueryForCost(uid int64, user *UserInfo, userLevel *model.UserLevel, task *model.TaskType) (bool, error) {
-	chargeKey := fmt.Sprintf("charge-%d:", uid)
-	balKey := fmt.Sprintf("bal-%d:", uid)
+	chargeKey := fmt.Sprintf("%s%d", USER_INFO_CHARGE_KEY, uid)
+	balKey := fmt.Sprintf("%s%d", USER_INFO_BALANCE_KEY, uid)
 	pip := c.rdb.Pipeline()
 	chargeCmd := pip.Get(c.ctx, chargeKey)
 	balCmd := pip.Get(c.ctx, balKey)
 	_, err := pip.Exec(c.ctx)
-	if err != nil {
+
+	if err != nil && err != goredislib.Nil {
 		return false, err
 	}
 	var (
@@ -271,15 +272,15 @@ func (c *CacheData) costFreeTime(uid int64, user *UserInfo, userLevel *model.Use
 
 func (c *CacheData) costCharge(uid int64, fee int64) error {
 	// todo: just incr charge.
-	chargeKey := fmt.Sprintf("charge-%d:", uid)
+	chargeKey := fmt.Sprintf("%s%d", USER_INFO_CHARGE_KEY, uid)
 	_, err := c.rdb.IncrBy(c.ctx, chargeKey, fee).Result()
 	return err
 }
 
 func (c *CacheData) costForFee(uid int64, fee int64) error {
 	// todo: decr charge and balance.
-	chargeKey := fmt.Sprintf("charge-%d:", uid)
-	balKey := fmt.Sprintf("bal-%d:", uid)
+	chargeKey := fmt.Sprintf("%s%d", USER_INFO_CHARGE_KEY, uid)
+	balKey := fmt.Sprintf("%s%d", USER_INFO_BALANCE_KEY, uid)
 	if fee > 0 {
 		txp := c.rdb.TxPipeline()
 		txp.DecrBy(c.ctx, chargeKey, fee)