fix api

api/rpc.go → api/api.go

@@ -46,6 +46,7 @@ func getWorkload(c *gin.Context) {
 	if err != nil {
 		log.WithError(err).Error("failed to get workload")
 		c.JSON(200, withError(InternalError))
+		return
 	}
 
 	c.JSON(200, withSuccess(ret))

core/chain.go

@@ -92,8 +92,11 @@ func (r *ChainRPC) GetWeiPerWorkload(timestamp uint64) (reward, workload, weiPer
 	}
 
 	if big.NewInt(0).Cmp(workloadDay) == 0 || big.NewInt(0).Cmp(rewardDay) == 0 {
-		err = errors.New("workload or reward is zero")
-		return
+		log.WithFields(log.Fields{
+			"workloadDay": workloadDay.String(),
+			"rewardDay":   rewardDay.String(),
+		}).Warn("get wei per workload empty")
+		return big.NewInt(0), big.NewInt(0), big.NewInt(0), nil
 	}
 	return rewardDay, workloadDay, big.NewInt(0).Quo(rewardDay, workloadDay), nil
 }

core/interface.go

@@ -163,6 +163,9 @@ func (v *Validator) GetReward(address common.Address) (reward *big.Int) {
 	if object == nil {
 		return big.NewInt(0)
 	}
-	b, _ := big.NewInt(0).SetString(object.Balance, 10)
+	b, ok := big.NewInt(0).SetString(object.Balance, 10)
+	if !ok {
+		return big.NewInt(0)
+	}
 	return b
 }