Feature: integrate token swap logic into WZCN burn command

cmd/bridge-burn-eth.go

@@ -3,6 +3,8 @@ package cmd
 import (
 	"context"
 	"fmt"
+	"github.com/0chain/common/core/currency"
+	"github.com/ethereum/go-ethereum/core/types"
 	"time"
 
 	"github.com/0chain/gosdk/zcnbridge"
@@ -24,17 +26,49 @@ func commandBurnEth(b *zcnbridge.BridgeClient, args ...*Arg) {
 	retries := GetRetries(args)
 	amount := GetAmount(args)
 
-	// Increase Allowance
+	tokenBalance, err := b.GetTokenBalance()
+	if err != nil {
+		ExitWithError(err, "failed to retrieve current token balance")
+	}
+
+	tokenBalanceZCN, err := currency.Coin(tokenBalance.Int64()).ToZCN()
+	if err != nil {
+		ExitWithError(err, "failed to convert current token balance to ZCN")
+	}
+
+	var (
+		transaction *types.Transaction
+		hash        string
+		status      int
+	)
+
+	if tokenBalanceZCN < float64(amount) {
+		transaction, err = b.Swap(context.Background(), amount, time.Now().Add(time.Minute*3))
+		if err != nil {
+			ExitWithError(err, "failed to execute Swap")
+		}
+
+		hash = transaction.Hash().Hex()
+		status, err = zcnbridge.ConfirmEthereumTransaction(hash, retries, time.Second)
+		if err != nil {
+			ExitWithError(fmt.Sprintf("Failed to confirm Swap: hash = %s, error = %v", hash, err))
+		}
+
+		if status == 1 {
+			fmt.Printf("Verification: Swap [OK]: %s\n", hash)
+		} else {
+			ExitWithError(fmt.Sprintf("Verification: Swap [FAILED]: %s\n", hash))
+		}
+	}
 
-	// Example: https://ropsten.etherscan.io/tx/0xa28266fb44cfc2aa27b26bd94e268e40d065a05b1a8e6339865f826557ff9f0e
 	fmt.Println("Starting IncreaseBurnerAllowance transaction")
-	transaction, err := b.IncreaseBurnerAllowance(context.Background(), zcnbridge.Wei(amount))
+	transaction, err = b.IncreaseBurnerAllowance(context.Background(), amount)
 	if err != nil {
 		ExitWithError(err, "failed to execute IncreaseBurnerAllowance")
 	}
 
-	hash := transaction.Hash().Hex()
-	status, err := zcnbridge.ConfirmEthereumTransaction(hash, retries, time.Second)
+	hash = transaction.Hash().Hex()
+	status, err = zcnbridge.ConfirmEthereumTransaction(hash, retries, time.Second)
 	if err != nil {
 		ExitWithError(fmt.Sprintf("Failed to confirm IncreaseBurnerAllowance: hash = %s, error = %v", hash, err))
 	}
@@ -45,9 +79,8 @@ func commandBurnEth(b *zcnbridge.BridgeClient, args ...*Arg) {
 		ExitWithError(fmt.Sprintf("Verification: IncreaseBurnerAllowance [FAILED]: %s\n", hash))
 	}
 
-	// Burn Eth
-
 	fmt.Println("Starting WZCN burn transaction")
+
 	transaction, err = b.BurnWZCN(context.Background(), amount)
 	if err != nil {
 		ExitWithError(err, "failed to burn WZCN tokens")

go.mod

@@ -1,8 +1,9 @@
 module github.com/0chain/zwalletcli
 
 require (
-	github.com/0chain/gosdk v1.10.1-0.20231016103614-0f61a49368d5
-	github.com/ethereum/go-ethereum v1.10.26
+	github.com/0chain/common v0.0.6-0.20230127095721-8df4d1d72565
+	github.com/0chain/gosdk v1.10.1-0.20231026205111-b15f9736c813
+	github.com/ethereum/go-ethereum v1.13.2
 	github.com/icza/bitio v1.1.0
 	github.com/olekukonko/tablewriter v0.0.5
 	github.com/pkg/errors v0.9.1
@@ -13,15 +14,20 @@ require (
 )
 
 require (
-	github.com/0chain/common v0.0.6-0.20230127095721-8df4d1d72565 // indirect
 	github.com/0chain/errors v1.0.3 // indirect
 	github.com/Luzifer/go-openssl/v3 v3.1.0 // indirect
+	github.com/Microsoft/go-winio v0.6.1 // indirect
+	github.com/bits-and-blooms/bitset v1.9.0 // indirect
 	github.com/btcsuite/btcd v0.23.4 // indirect
 	github.com/btcsuite/btcd/btcec/v2 v2.3.2 // indirect
 	github.com/btcsuite/btcd/btcutil v1.1.3 // indirect
 	github.com/btcsuite/btcd/chaincfg/chainhash v1.0.2 // indirect
-	github.com/deckarep/golang-set v1.8.0 // indirect
-	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.1.0 // indirect
+	github.com/consensys/bavard v0.1.13 // indirect
+	github.com/consensys/gnark-crypto v0.12.1 // indirect
+	github.com/crate-crypto/go-kzg-4844 v0.6.0 // indirect
+	github.com/deckarep/golang-set/v2 v2.1.0 // indirect
+	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 // indirect
+	github.com/ethereum/c-kzg-4844 v0.3.1 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-stack/stack v1.8.1 // indirect
@@ -33,6 +39,7 @@ require (
 	github.com/hashicorp/golang-lru v0.5.5-0.20210104140557-80c98217689d // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/herumi/bls-go-binary v1.31.0 // indirect
+	github.com/holiman/uint256 v1.2.3 // indirect
 	github.com/inconshreveable/mousetrap v1.0.1 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
 	github.com/klauspost/reedsolomon v1.11.7 // indirect
@@ -42,17 +49,18 @@ require (
 	github.com/mattn/go-runewidth v0.0.14 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/mmcloughlin/addchain v0.4.0 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.6 // indirect
 	github.com/philhofer/fwd v1.1.2-0.20210722190033-5c56ac6d0bb9 // indirect
 	github.com/remeh/sizedwaitgroup v1.0.0 // indirect
 	github.com/rivo/uniseg v0.4.3 // indirect
-	github.com/rjeczalik/notify v0.9.3 // indirect
 	github.com/shirou/gopsutil v3.21.11+incompatible // indirect
 	github.com/shopspring/decimal v1.3.1 // indirect
 	github.com/spf13/afero v1.9.3 // indirect
 	github.com/spf13/cast v1.5.0 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
 	github.com/subosito/gotenv v1.4.2 // indirect
+	github.com/supranational/blst v0.3.11 // indirect
 	github.com/tinylib/msgp v1.1.6 // indirect
 	github.com/tklauser/go-sysconf v0.3.12 // indirect
 	github.com/tklauser/numcpus v0.6.1 // indirect
@@ -63,17 +71,20 @@ require (
 	go.uber.org/atomic v1.10.0 // indirect
 	go.uber.org/multierr v1.9.0 // indirect
 	go.uber.org/zap v1.24.0 // indirect
-	golang.org/x/crypto v0.9.0 // indirect
-	golang.org/x/sync v0.3.0 // indirect
-	golang.org/x/sys v0.11.0 // indirect
-	golang.org/x/text v0.9.0 // indirect
+	golang.org/x/crypto v0.14.0 // indirect
+	golang.org/x/exp v0.0.0-20230810033253-352e893a4cad // indirect
+	golang.org/x/mod v0.11.0 // indirect
+	golang.org/x/sync v0.4.0 // indirect
+	golang.org/x/sys v0.13.0 // indirect
+	golang.org/x/text v0.13.0 // indirect
+	golang.org/x/tools v0.9.1 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1 // indirect
-	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
+	rsc.io/tmplfunc v0.0.3 // indirect
 )
 
 go 1.20
 
 // temporary, for development
-//replace github.com/0chain/gosdk => ../gosdk
+// replace github.com/0chain/gosdk => ../gosdk