From 9137a387e4d757a16708a766d8f1351199f80143 Mon Sep 17 00:00:00 2001
From: Husien vora <www.husien.vora@gmail.com>
Date: Fri, 16 Aug 2024 14:58:40 +0530
Subject: [PATCH] Implemented functionality to sign a message

---
 CHANGELOG.md |  1 +
 src/index.js | 22 ++++++++++++++++++++++
 2 files changed, 23 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e598a6..53e26e0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,3 +4,4 @@
 
 - Implemented Keyring functionality to manage accounts
 - Implemented functionality to sign a raw transaction
+- Implemented functionality to sign a message
diff --git a/src/index.js b/src/index.js
index 22b7e2c..2fecd01 100644
--- a/src/index.js
+++ b/src/index.js
@@ -400,6 +400,28 @@ class KeyringController extends EventEmitter {
     return signedTx;
   }
 
+  /**
+   * Sign Transaction or Message to get v,r,s
+   *
+   * Signs a transaction object.
+   *
+   * @param {Object} rawTx - The transaction or message to sign.
+   * @param {Object} privateKey - The private key of the account.
+   * @param {Object} web3 - web3 object.
+   * @returns {Object} The signed transaction object.
+   */
+  async sign(rawTx, privateKey, web3) {
+    let signedTx;
+    if (typeof rawTx === "string")
+      signedTx = await web3.eth.accounts.sign(rawTx, privateKey);
+    else
+      signedTx = await web3.eth.accounts.signTransaction(
+        { ...rawTx, gas: await web3.eth.estimateGas(rawTx) },
+        privateKey
+      );
+    return signedTx;
+  }
+
   /**
    * Get Keyring For Account
    *