Revert "Kan/sign transaction (#77)"

This reverts commit bd9ef43.

Author: devbugging

flow/accounts/add-contract/add.go

@@ -66,11 +66,10 @@ var Cmd = &cobra.Command{
 			},
 		)
 
-		cli.PrepareAndSendTransaction(
+		cli.SendTransaction(
 			projectConf.HostWithOverride(conf.Host),
 			signerAccount,
 			tx,
-			signerAccount.Address,
 			conf.Results,
 		)
 	},

flow/accounts/create/create.go

@@ -100,13 +100,7 @@ var Cmd = &cobra.Command{
 
 		tx := templates.CreateAccount(accountKeys, contracts, signerAccount.Address)
 
-		cli.PrepareAndSendTransaction(
-			projectConf.HostWithOverride(conf.Host),
-			signerAccount,
-			tx,
-			signerAccount.Address,
-			conf.Results,
-		)
+		cli.SendTransaction(projectConf.HostWithOverride(conf.Host), signerAccount, tx, conf.Results)
 	},
 }
 

flow/accounts/update-contract/update.go

@@ -66,11 +66,10 @@ var Cmd = &cobra.Command{
 			},
 		)
 
-		cli.PrepareAndSendTransaction(
+		cli.SendTransaction(
 			projectConf.HostWithOverride(conf.Host),
 			signerAccount,
 			tx,
-			signerAccount.Address,
 			conf.Results,
 		)
 	},

flow/send.go

@@ -27,15 +27,7 @@ import (
 	"google.golang.org/grpc"
 )
 
-type SignerRole string
-
-const (
-	SignerRoleAuthorizer SignerRole = "authorizer"
-	SignerRoleProposer   SignerRole = "proposer"
-	SignerRolePayer      SignerRole = "payer"
-)
-
-func PrepareTransaction(host string, signerAccount *Account, tx *flow.Transaction, payer flow.Address) *flow.Transaction {
+func SendTransaction(host string, signerAccount *Account, tx *flow.Transaction, withResults bool) {
 	ctx := context.Background()
 
 	flowClient, err := client.New(host, grpc.WithInsecure())
@@ -62,21 +54,13 @@ func PrepareTransaction(host string, signerAccount *Account, tx *flow.Transactio
 
 	tx.SetReferenceBlockID(sealed.ID).
 		SetProposalKey(signerAddress, accountKey.Index, accountKey.SequenceNumber).
-		SetPayer(payer)
-
-	return tx
-}
-
-func SendTransaction(host string, signerAccount *Account, tx *flow.Transaction, withResults bool) {
-	ctx := context.Background()
+		SetPayer(signerAddress)
 
-	flowClient, err := client.New(host, grpc.WithInsecure())
+	err = tx.SignEnvelope(signerAddress, accountKey.Index, signerAccount.Signer)
 	if err != nil {
-		Exitf(1, "Failed to connect to host: %s", err)
+		Exitf(1, "Failed to sign transaction: %s", err)
 	}
 
-	tx = signTransaction(ctx, flowClient, signerAccount, SignerRolePayer, tx)
-
 	fmt.Printf("Submitting transaction with ID %s ...\n", tx.ID())
 
 	err = flowClient.SendTransaction(context.Background(), *tx)
@@ -93,51 +77,3 @@ func SendTransaction(host string, signerAccount *Account, tx *flow.Transaction,
 		printTxResult(tx, res, true)
 	}
 }
-
-func PrepareAndSendTransaction(host string, signerAccount *Account, tx *flow.Transaction, payer flow.Address, withResults bool) {
-	preparedTx := PrepareTransaction(host, signerAccount, tx, payer)
-	SendTransaction(host, signerAccount, preparedTx, withResults)
-}
-
-func SignTransaction(host string, signerAccount *Account, signerRole SignerRole, tx *flow.Transaction) *flow.Transaction {
-	ctx := context.Background()
-
-	flowClient, err := client.New(host, grpc.WithInsecure())
-	if err != nil {
-		Exitf(1, "Failed to connect to host: %s", err)
-	}
-
-	tx = signTransaction(ctx, flowClient, signerAccount, signerRole, tx)
-	return tx
-}
-
-func signTransaction(
-	ctx context.Context,
-	flowClient *client.Client,
-	signerAccount *Account,
-	signerRole SignerRole,
-	tx *flow.Transaction,
-) *flow.Transaction {
-	signerAddress := signerAccount.Address
-	account, err := flowClient.GetAccount(ctx, signerAddress)
-	if err != nil {
-		Exitf(1, "Failed to get account with address %s: %s", signerAddress.Hex(), err)
-	}
-	accountKey := account.Keys[signerAccount.KeyIndex]
-	switch signerRole {
-	case SignerRoleAuthorizer:
-		err := tx.SignPayload(signerAddress, accountKey.Index, signerAccount.Signer)
-		if err != nil {
-			Exitf(1, "Failed to sign transaction: %s", err)
-		}
-	case SignerRolePayer:
-		err := tx.SignEnvelope(signerAddress, accountKey.Index, signerAccount.Signer)
-		if err != nil {
-			Exitf(1, "Failed to sign transaction: %s", err)
-		}
-	default:
-		Exitf(1, "Failed to sign transaction: unknown signer role %s", signerRole)
-	}
-
-	return tx
-}

flow/transactions/send/send.go

@@ -19,7 +19,6 @@
 package send
 
 import (
-	"encoding/hex"
 	"io/ioutil"
 	"log"
 	"os"
@@ -34,7 +33,6 @@ import (
 type Config struct {
 	Args    string `default:"" flag:"args" info:"arguments in JSON-Cadence format"`
 	Code    string `flag:"code,c" info:"path to Cadence file"`
-	Partial string `flag:"partial-tx" info:"path to Partial Transaction file"`
 	Host    string `flag:"host" info:"Flow Access API host address"`
 	Signer  string `default:"service" flag:"signer,s"`
 	Results bool   `default:"false" flag:"results" info:"Display the results of the transaction"`
@@ -57,63 +55,39 @@ var Cmd = &cobra.Command{
 
 		validateKeyPreReq(signerAccount)
 		var (
-			tx   *flow.Transaction
 			code []byte
 			err  error
 		)
 
-		if conf.Partial != "" && conf.Code != "" {
-			cli.Exitf(1, "Both a partial transaction and Cadence code file provided, but cannot use both")
-		} else if conf.Partial != "" {
-			partialTxHex, err := ioutil.ReadFile(conf.Partial)
+		if conf.Code != "" {
+			code, err = ioutil.ReadFile(conf.Code)
 			if err != nil {
-				cli.Exitf(1, "Failed to read partial transaction from %s: %v", conf.Partial, err)
+				cli.Exitf(1, "Failed to read transaction script from %s", conf.Code)
 			}
-			partialTxBytes, err := hex.DecodeString(string(partialTxHex))
-			if err != nil {
-				cli.Exitf(1, "Failed to decode partial transaction from %s: %v", conf.Partial, err)
-			}
-			tx, err = flow.DecodeTransaction(partialTxBytes)
+		}
+
+		tx := flow.
+			NewTransaction().
+			SetScript(code).
+			AddAuthorizer(signerAccount.Address)
+
+		// Arguments
+		if conf.Args != "" {
+			transactionArguments, err := cli.ParseArguments(conf.Args)
 			if err != nil {
-				cli.Exitf(1, "Failed to decode transaction from %s: %v", conf.Partial, err)
-			}
-		} else {
-			if conf.Code != "" {
-				code, err = ioutil.ReadFile(conf.Code)
-				if err != nil {
-					cli.Exitf(1, "Failed to read transaction script from %s: %v", conf.Code, err)
-				}
+				cli.Exitf(1, "Invalid arguments passed: %s", conf.Args)
 			}
 
-			tx = flow.NewTransaction().
-				SetScript(code).
-				AddAuthorizer(signerAccount.Address)
+			for _, arg := range transactionArguments {
+				err := tx.AddArgument(arg)
 
-			// Arguments
-			if conf.Args != "" {
-				transactionArguments, err := cli.ParseArguments(conf.Args)
 				if err != nil {
-					cli.Exitf(1, "Invalid arguments passed: %s", conf.Args)
-				}
-
-				for _, arg := range transactionArguments {
-					err := tx.AddArgument(arg)
-
-					if err != nil {
-						cli.Exitf(1, "Failed to add %s argument to a transaction ", conf.Code)
-					}
+					cli.Exitf(1, "Failed to add %s argument to a transaction ", conf.Code)
 				}
 			}
-
-			tx = cli.PrepareTransaction(projectConf.HostWithOverride(conf.Host), signerAccount, tx, signerAccount.Address)
 		}
 
-		cli.SendTransaction(
-			projectConf.HostWithOverride(conf.Host),
-			signerAccount,
-			tx,
-			conf.Results,
-		)
+		cli.SendTransaction(projectConf.HostWithOverride(conf.Host), signerAccount, tx, conf.Results)
 	},
 }