From 17039c90eb1f67c2473affd2391c3935c46b4587 Mon Sep 17 00:00:00 2001
From: poorphd <bc.park@bharvest.io>
Date: Thu, 4 Apr 2024 18:25:52 +0900
Subject: [PATCH] WIP: integrating block-stm

---
 x/evm/types/response.go | 65 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 x/evm/types/response.go

diff --git a/x/evm/types/response.go b/x/evm/types/response.go
new file mode 100644
index 0000000000..9152aaf79d
--- /dev/null
+++ b/x/evm/types/response.go
@@ -0,0 +1,65 @@
+package types
+
+import (
+	"strconv"
+
+	abci "github.com/cometbft/cometbft/abci/types"
+	codectypes "github.com/cosmos/cosmos-sdk/codec/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	proto "github.com/cosmos/gogoproto/proto"
+)
+
+// PatchTxResponses fills the evm tx index and log indexes in the tx result
+func PatchTxResponses(input []*abci.ExecTxResult) []*abci.ExecTxResult {
+	var (
+		txIndex  uint64
+		logIndex uint64
+	)
+	for _, res := range input {
+		// assume no error result in msg handler
+		if res.Code != 0 {
+			continue
+		}
+
+		var txMsgData sdk.TxMsgData
+		if err := proto.Unmarshal(res.Data, &txMsgData); err != nil {
+			continue
+		}
+
+		var dirty bool
+		for i, rsp := range txMsgData.MsgResponses {
+			var response MsgEthereumTxResponse
+			if rsp.TypeUrl != "/"+proto.MessageName(&response) {
+				continue
+			}
+			if err := proto.Unmarshal(rsp.Value, &response); err != nil {
+				continue
+			}
+
+			res.Events = append(res.Events, abci.Event(sdk.NewEvent(
+				EventTypeEthereumTx,
+				sdk.NewAttribute(AttributeKeyTxIndex, strconv.FormatUint(txIndex, 10)),
+			)))
+			for _, log := range response.Logs {
+				log.TxIndex = txIndex
+				log.Index = logIndex
+				logIndex++
+			}
+			txIndex++
+
+			dirty = true
+			anyRsp, err := codectypes.NewAnyWithValue(&response)
+			if err != nil {
+				panic(err)
+			}
+			txMsgData.MsgResponses[i] = anyRsp
+		}
+
+		if dirty {
+			if data, err := proto.Marshal(&txMsgData); err != nil {
+				res.Data = data
+			}
+		}
+	}
+	return input
+}