ioctl: add balance check when sending out any iotx (possibly check gas fee too) 1299 (iotexproject#1302)

Author: coderbradlee

cli/ioctl/cmd/action/actiontransfer.go

@@ -8,13 +8,17 @@ package action
 
 import (
 	"encoding/hex"
+	"fmt"
+	"math/big"
+
+	"github.com/spf13/cobra"
+	"go.uber.org/zap"
 
 	"github.com/iotexproject/iotex-core/action"
+	"github.com/iotexproject/iotex-core/cli/ioctl/cmd/account"
 	"github.com/iotexproject/iotex-core/cli/ioctl/cmd/alias"
 	"github.com/iotexproject/iotex-core/cli/ioctl/util"
 	"github.com/iotexproject/iotex-core/pkg/log"
-	"github.com/spf13/cobra"
-	"go.uber.org/zap"
 )
 
 // actionTransferCmd represents the action transfer command
@@ -63,6 +67,25 @@ var actionTransferCmd = &cobra.Command{
 			log.L().Error("failed to make a Transfer instance", zap.Error(err))
 			return err
 		}
+		address, err := alias.Address(sender)
+		if err != nil {
+			return err
+		}
+		accountMeta, err := account.GetAccountMeta(address)
+		if err != nil {
+			return err
+		}
+		balance, ok := big.NewInt(0).SetString(accountMeta.Balance, 10)
+		if !ok {
+			return fmt.Errorf("failed to convert balance into big int")
+		}
+		cost, err := tx.Cost()
+		if err != nil {
+			return err
+		}
+		if balance.Cmp(cost) < 0 {
+			return fmt.Errorf("balance is not enough")
+		}
 		return sendAction(
 			(&action.EnvelopeBuilder{}).
 				SetNonce(nonce).