laconicd/x/evm/client/rest/rest.go

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package rest
// clientrest "github.com/cosmos/cosmos-sdk/client/rest"
// "github.com/cosmos/cosmos-sdk/types/rest"
// authrest "github.com/cosmos/cosmos-sdk/x/auth/client/rest"
// // RegisterTxRoutes - Central function to define routes that get registered by the main application
// func RegisterTxRoutes(clientCtx client.Context, rtr *mux.Router) {
// r := testutil.GetRequestWithHeaders(rtr)
// r.HandleFunc("/txs/{hash}", QueryTxRequestHandlerFn(clientCtx)).Methods("GET")
// r.HandleFunc("/txs", testutil.QueryTxsRequestHandlerFn(clientCtx)).Methods("GET")
// r.HandleFunc("/txs/decode", testutil.DecodeTxRequestHandlerFn(clientCtx)).Methods("POST")
// }
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// QueryTxRequestHandlerFn implements a REST handler that queries a transaction
// by hash in a committed block.
// func QueryTxRequestHandlerFn(clientCtx client.Context) http.HandlerFunc {
// return func(w http.ResponseWriter, r *http.Request) {
// vars := mux.Vars(r)
// hashHexStr := vars["hash"]
// clientCtx, ok := testutil.ParseQueryHeightOrReturnBadRequest(w, clientCtx, r)
// if !ok {
// return
// }
// ethHashPrefix := "0x"
// // if !strings.HasPrefix(hashHexStr, ethHashPrefix) {
// // authrest.QueryTxRequestHandlerFn(clientCtx)
// // return
// // }
// // eth Tx
// ethHashPrefixLength := len(ethHashPrefix)
// output, err := getEthTransactionByHash(clientCtx, hashHexStr[ethHashPrefixLength:])
// if err != nil {
// rest.WriteErrorResponse(w, http.StatusInternalServerError, err.Error())
// return
// }
// rest.PostProcessResponseBare(w, clientCtx, output)
// }
// }
// // GetTransactionByHash returns the transaction identified by hash.
// func getEthTransactionByHash(clientCtx client.Context, hashHex string) ([]byte, error) {
// hash, err := hex.DecodeString(hashHex)
// if err != nil {
// return nil, err
// }
// node, err := clientCtx.GetNode()
// if err != nil {
// return nil, err
// }
// tx, err := node.Tx(context.Background(), hash, false)
// if err != nil {
// return nil, err
// }
// // Can either cache or just leave this out if not necessary
// block, err := node.Block(context.Background(), &tx.Height)
// if err != nil {
// return nil, err
// }
// client := feemarkettypes.NewQueryClient(clientCtx)
// res, err := client.BaseFee(context.Background(), &feemarkettypes.QueryBaseFeeRequest{})
// if err != nil {
// return nil, err
// }
// var baseFee *big.Int
// if res.BaseFee != nil {
// baseFee = res.BaseFee.BigInt()
// }
// blockHash := common.BytesToHash(block.Block.Header.Hash())
// ethTxs, err := rpctypes.RawTxToEthTx(clientCtx, tx.Tx)
// if err != nil {
// return nil, err
// }
// height := uint64(tx.Height)
// for _, ethTx := range ethTxs {
// if common.HexToHash(ethTx.Hash) == common.BytesToHash(hash) {
// rpcTx, err := rpctypes.NewRPCTransaction(ethTx.AsTransaction(), blockHash, height, uint64(tx.Index), baseFee)
// if err != nil {
// return nil, err
// }
// return json.Marshal(rpcTx)
// }
// }
// return nil, errors.New("eth tx not found")
// }