Plugin implementation

.gitignore

@@ -1,2 +1,3 @@
 node_modules
-lib
+lib
+.idea

package.json

@@ -1,5 +1,5 @@
 {
-  "name": "web3-plugin-template",
+  "name": "web3-plugin-tx-eip4844",
   "version": "1.0.0",
   "description": "Template plugin to extend web3.js with additional methods",
   "main": "lib/index.js",
@@ -19,23 +19,30 @@
   "license": "MIT",
   "repository": {
     "type": "git",
-    "url": "[email protected]:web3/web3.js-plugin-template.git"
+    "url": "[email protected]:web3/web3.js-plugin-tx-eip4844.git"
   },
   "dependencies": {
+    "@ethereumjs/tx": "^5.3.0",
+    "web3": "^4.7.0",
+    "web3-eth": "^4.5.0",
+    "web3-eth-accounts": "^4.1.1",
+    "web3-rpc-methods": "^1.2.0",
+    "web3-utils": "^4.2.2"
   },
   "devDependencies": {
     "@chainsafe/eslint-config": "^2.0.0",
+    "@ethereumjs/common": "^4.3.0",
+    "@ethereumjs/util": "^9.0.3",
     "@types/jest": "^29.5.2",
     "@types/node": "^20.2.6",
-    "eslint": "8",
+    "crypto": "^1.0.1",
+    "eslint": "^8.51.0",
     "jest": "^29.5.0",
     "jest-extended": "^4.0.0",
+    "kzg-wasm": "^0.3.1",
     "ts-jest": "^29.1.0",
     "ts-node": "^10.9.1",
-    "typescript": "^5.1.3",
-    "web3": "^4.0.3"
+    "typescript": "^5.1.3"
   },
-  "peerDependencies": {
-    "web3": ">= 4.0.3"
-  }
+  "peerDependencies": {}
 }

src/index.ts

@@ -1,16 +1,54 @@
+import { BlobEIP4844Transaction, TransactionType } from "@ethereumjs/tx";
 import { Web3PluginBase } from "web3";
+import {
+  BaseTransaction,
+  TransactionFactory,
+  addEIP,
+  addHardfork,
+  addChain,
+} from "web3-eth-accounts";
+import { loadKZG } from "kzg-wasm";
+import type { ValidationSchemaInput } from "web3-validator";
+import { Kzg } from "@ethereumjs/util";
+import { Web3Context } from "../../web3.js/packages/web3-core";
+import {
+  EIP4844,
+  hardforks,
+  CHAINS,
+  transactionSchemaEip4844,
+  EIP4895,
+} from "./shemas";
 
-export class TemplatePlugin extends Web3PluginBase {
-  public pluginNamespace = "template";
+export class Web3TxEIP4844Plugin extends Web3PluginBase {
+  public pluginNamespace = "txTypeEIP4844Plugin";
 
-  public test(param: string): void {
-    console.log(param);
+  public constructor() {
+    super();
+    TransactionFactory.registerTransactionType(
+      TransactionType.BlobEIP4844,
+      BlobEIP4844Transaction as unknown as typeof BaseTransaction<unknown>
+    );
+    addEIP(4844, EIP4844);
+    addEIP(4895, EIP4895);
+
+    for (const hardforkName of Object.keys(hardforks)) {
+      // eslint-disable-next-line @typescript-eslint/no-unsafe-argument
+      addHardfork(hardforkName, hardforks[hardforkName]);
+    }
+
+    for (const chainName of Object.keys(CHAINS)) {
+      addChain(CHAINS[chainName]);
+    }
+  }
+  async initCrypto(web3Context: Web3Context, kzg?: Kzg): Promise<void> {
+    web3Context.customCrypto = { kzg: kzg ?? (await loadKZG()) };
+    web3Context.transactionSchema =
+      transactionSchemaEip4844 as unknown as ValidationSchemaInput;
   }
 }
 
-// Module Augmentation
 declare module "web3" {
   interface Web3Context {
-    template: TemplatePlugin;
+    txTypeEIP4844Plugin: Web3TxEIP4844Plugin;
   }
 }