Use mevshare library for types

Author: dimriou

public/samples/DataFeeds/SVR/broadcaster.go

@@ -1,37 +1,23 @@
-type MevBundle struct {
-    Hash      common.Hash
-    Tx        []byte
-    CanRevert bool
-}
-
-type Inclusion struct {
-    Block       *big.Int
-    MaxBlock    *big.Int
-}
-
-type BundleParams struct {
-    Body []MevBundle
-    inclusion Inclusion
-}
+import "github.com/flashbots/mev-share-node/mevshare"
 
 // ... create and sign your transaction
 tx := types.NewTransaction(...)
 signedTx, err := types.SignTx(tx, ...)
 txBytes := signedTx.MarshalBinary()
 
-bundle := []MevBundle {
+bundle := []mevshare.MevBundleBody {
     {
-        Hash: event.EventHash,
+        Hash: &event.EventHash,
     },
     {
         Tx:        &txBytes,
         CanRevert: false,
     },
 }
 
-params := BundleParams {
+params := mevshare.SendMevBundleArgs {
     Body:      bundle,
-    Inclusion: Inclusion{blockNumber, blockNumber+1},
+    Inclusion: mevshare.MevBundleInclusion{blockNumber, blockNumber+1},
 }
 
 byteParams, err := json.Marshal(params)

public/samples/DataFeeds/SVR/decoder.go

@@ -1,4 +1,4 @@
-decoded, err := hex.DecodeString(strings.TrimPrefix(strings.ToLower(tx.CallData), "0x"))
+decoded, err := hex.DecodeString(strings.TrimPrefix(strings.ToLower(tx.CallData.String()), "0x"))
 contractAddress := "0x" + strings.ToLower(strings.TrimLeft(hex.EncodeToString(decoded[4:36]), "0"))
 
 ff := strings.ToLower(strings.TrimLeft(hex.EncodeToString(decoded[100:104]), "0"))

public/samples/DataFeeds/SVR/listener.go

@@ -1,13 +1,4 @@
-type MevShareEvent struct {
-	Hash common.Hash          `json:"hash"`
-	Txs  []PendingTransaction `json:"txs"`
-}
-
-type PendingTransaction struct {
-	To               common.Address `json:"to"`
-	FunctionSelector string         `json:"functionSelector"`
-	CallData         string         `json:"callData"`
-}
+import "github.com/flashbots/mev-share-node/mevshare"
 
 req, err := http.NewRequestWithContext(
   ctx,
@@ -18,12 +9,12 @@ req, err := http.NewRequestWithContext(
 
 // ... read the event data from the response
 
-var event MevShareEvent
+var event mevshare.Hint
 err := json.Unmarshal(responseData, &event)
 
 // ... check if tx is calling the forward method
 if strings.Compare(
-  strings.ToLower(tx.FunctionSelector),
+  strings.ToLower(tx.FunctionSelector.String()),
   "0x6fadcf72",
 ) != 0 {
 	continue