revert decode.go changes

x/tx/decode/decode.go

@@ -1,15 +1,12 @@
 package decode
 
 import (
-	"crypto/sha256"
 	"errors"
 
 	"github.com/cosmos/cosmos-proto/anyutil"
 	"google.golang.org/protobuf/proto"
-	"google.golang.org/protobuf/protoadapt"
 
 	v1beta1 "cosmossdk.io/api/cosmos/tx/v1beta1"
-	"cosmossdk.io/core/transaction"
 	errorsmod "cosmossdk.io/errors"
 	"cosmossdk.io/x/tx/signing"
 )
@@ -21,15 +18,8 @@ type DecodedTx struct {
 	TxRaw                        *v1beta1.TxRaw
 	Signers                      [][]byte
 	TxBodyHasUnknownNonCriticals bool
-
-	// Cache for hash and full bytes
-	cachedHash   [32]byte
-	cachedBytes  []byte
-	cachedHashed bool
 }
 
-var _ transaction.Tx = &DecodedTx{}
-
 // Decoder contains the dependencies required for decoding transactions.
 type Decoder struct {
 	signingCtx *signing.Context
@@ -136,56 +126,3 @@ func (d *Decoder) Decode(txBytes []byte) (*DecodedTx, error) {
 		Signers:                      signers,
 	}, nil
 }
-
-// Hash implements the interface for the Tx interface.
-func (dtx *DecodedTx) Hash() [32]byte {
-	if !dtx.cachedHashed {
-		dtx.computeHashAndBytes()
-	}
-	return dtx.cachedHash
-}
-
-func (dtx *DecodedTx) GetGasLimit() (uint64, error) {
-	if dtx == nil || dtx.Tx == nil || dtx.Tx.AuthInfo == nil || dtx.Tx.AuthInfo.Fee == nil {
-		return 0, errors.New("gas limit not available or one or more required fields are nil")
-	}
-	return dtx.Tx.AuthInfo.Fee.GasLimit, nil
-}
-
-func (dtx *DecodedTx) GetMessages() ([]transaction.Msg, error) {
-	if dtx == nil || dtx.Messages == nil {
-		return nil, errors.New("messages not available or are nil")
-	}
-
-	msgs := make([]transaction.Msg, len(dtx.Messages))
-	for i, msg := range dtx.Messages {
-		msgs[i] = protoadapt.MessageV1Of(msg)
-	}
-
-	return msgs, nil
-}
-
-func (dtx *DecodedTx) GetSenders() ([][]byte, error) {
-	if dtx == nil || dtx.Signers == nil {
-		return nil, errors.New("senders not available or are nil")
-	}
-	return dtx.Signers, nil
-}
-
-func (dtx *DecodedTx) Bytes() []byte {
-	if !dtx.cachedHashed {
-		dtx.computeHashAndBytes()
-	}
-	return dtx.cachedBytes
-}
-
-func (dtx *DecodedTx) computeHashAndBytes() {
-	bz, err := proto.Marshal(dtx.TxRaw)
-	if err != nil {
-		panic(err)
-	}
-
-	dtx.cachedBytes = bz
-	dtx.cachedHash = sha256.Sum256(bz)
-	dtx.cachedHashed = true
-}