Merge pull request #3 from bcdevtools/feat/deploy-erc20

feat: add new command to deploy a sample ERC-20 contract

Author: 0xbcdev

cmd/tx/deploy-erc20.go

@@ -0,0 +1,72 @@
+package tx
+
+import (
+	"bytes"
+	"context"
+	"encoding/hex"
+	"fmt"
+	"math/big"
+
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/crypto"
+
+	"github.com/bcdevtools/devd/v2/cmd/utils"
+	ethtypes "github.com/ethereum/go-ethereum/core/types"
+	"github.com/spf13/cobra"
+)
+
+func GetDeployErc20EvmTxCommand() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "deploy-erc20",
+		Short: "Deploy an ERC20 contract",
+		Args:  cobra.NoArgs,
+		Run: func(cmd *cobra.Command, args []string) {
+			ethClient8545, _ := mustGetEthClient(cmd)
+
+			_, ecdsaPrivateKey, _, from := mustSecretEvmAccount(cmd)
+
+			nonce, err := ethClient8545.NonceAt(context.Background(), *from, nil)
+			utils.ExitOnErr(err, "failed to get nonce of sender")
+
+			chainId, err := ethClient8545.ChainID(context.Background())
+			utils.ExitOnErr(err, "failed to get chain ID")
+
+			deploymentBytes, err := hex.DecodeString("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+
+			txData := ethtypes.LegacyTx{
+				Nonce:    nonce,
+				GasPrice: big.NewInt(20_000_000_000),
+				Gas:      2_000_000,
+				To:       nil,
+				Data:     deploymentBytes,
+				Value:    common.Big0,
+			}
+			tx := ethtypes.NewTx(&txData)
+
+			newContractAddress := crypto.CreateAddress(*from, nonce)
+
+			fmt.Println("Deploying new ERC-20 contract using", *from)
+
+			signedTx, err := ethtypes.SignTx(tx, ethtypes.LatestSignerForChainID(chainId), ecdsaPrivateKey)
+			utils.ExitOnErr(err, "failed to sign tx")
+
+			var buf bytes.Buffer
+			err = signedTx.EncodeRLP(&buf)
+			utils.ExitOnErr(err, "failed to encode tx")
+
+			rawTxRLPHex := hex.EncodeToString(buf.Bytes())
+			fmt.Printf("RawTx: 0x%s\n", rawTxRLPHex)
+
+			err = ethClient8545.SendTransaction(context.Background(), signedTx)
+			utils.ExitOnErr(err, "failed to send tx")
+
+			fmt.Println("New contract deployed at")
+			fmt.Println(newContractAddress)
+		},
+	}
+
+	cmd.Flags().String(flagRpc, "", flagEvmRpcDesc)
+	cmd.Flags().String(flagSecretKey, "", flagSecretKeyDesc)
+
+	return cmd
+}

cmd/tx/root.go

@@ -24,6 +24,7 @@ func Commands() *cobra.Command {
 
 	cmd.AddCommand(
 		GetSendEvmTxCommand(),
+		GetDeployErc20EvmTxCommand(),
 	)
 
 	return cmd