From a82f744673bb1d9fe91a9646c4b6adfee631fa03 Mon Sep 17 00:00:00 2001
From: YaTut1901 <ovanya1901@gmail.com>
Date: Thu, 14 Nov 2024 13:18:51 +0200
Subject: [PATCH] chore(): added emthod to duplicate predicate

---
 packages/account/src/predicate/predicate.ts   | 20 ++++++++++++++++
 .../account/test/fixtures/predicate-abi.ts    |  8 ++++++-
 .../account/test/predicate-functions.test.ts  | 23 +++++++++++++++++++
 3 files changed, 50 insertions(+), 1 deletion(-)

diff --git a/packages/account/src/predicate/predicate.ts b/packages/account/src/predicate/predicate.ts
index 3d8957f883b..4bad1dfa9c3 100644
--- a/packages/account/src/predicate/predicate.ts
+++ b/packages/account/src/predicate/predicate.ts
@@ -95,6 +95,26 @@ export class Predicate<
     }
   }
 
+  /**
+   * Creates a new Predicate instance with updated parameters while maintaining the original bytecode and ABI
+   *
+   * @param params - Object containing optional new configurableConstants and data
+   * @returns A new Predicate instance with the updated parameters
+   */
+  toNewInstance(params: {
+    configurableConstants?: TConfigurables;
+    data?: TData;
+  }): Predicate<TData, TConfigurables> {
+    return new Predicate({
+      bytecode: this.bytes,
+      abi: this.interface?.jsonAbi,
+      provider: this.provider,
+      data: params.data ?? this.predicateData,
+      configurableConstants: params.configurableConstants,
+      loaderBytecode: this.loaderBytecode,
+    });
+  }
+
   /**
    * Populates the transaction data with predicate data.
    *
diff --git a/packages/account/test/fixtures/predicate-abi.ts b/packages/account/test/fixtures/predicate-abi.ts
index 91bf0b52c06..b8a792d2907 100644
--- a/packages/account/test/fixtures/predicate-abi.ts
+++ b/packages/account/test/fixtures/predicate-abi.ts
@@ -30,5 +30,11 @@ export const predicateAbi: JsonAbi = {
   ],
   loggedTypes: [],
   messagesTypes: [],
-  configurables: [],
+  configurables: [
+    {
+      name: 'value',
+      concreteTypeId: 'b760f44fa5965c2474a3b471467a22c43185152129295af588b022ae50b50903',
+      offset: 0,
+    },
+  ],
 };
diff --git a/packages/account/test/predicate-functions.test.ts b/packages/account/test/predicate-functions.test.ts
index 88d385e02de..9142a85fb0c 100644
--- a/packages/account/test/predicate-functions.test.ts
+++ b/packages/account/test/predicate-functions.test.ts
@@ -64,5 +64,28 @@ describe('Predicate', () => {
         });
       }).toThrow('Cannot use ABI without "main" function');
     });
+
+    it('creates a new instance with updated parameters', async () => {
+      using launched = await setupTestProviderAndWallets();
+      const { provider } = launched;
+
+      const predicate = new Predicate({
+        bytecode: predicateBytecode,
+        abi: predicateAbi,
+        provider,
+        configurableConstants: { value: false },
+      });
+
+      const newPredicate = predicate.toNewInstance({
+        configurableConstants: { value: true },
+        data: ['NADA'],
+      });
+
+      expect(newPredicate.predicateData).toEqual(['NADA']);
+      expect(newPredicate.bytes.slice(1)).toEqual(predicate.bytes.slice(1));
+      expect(newPredicate.bytes[0]).not.toEqual(predicate.bytes[0]);
+      expect(newPredicate.interface?.jsonAbi).toEqual(predicate.interface?.jsonAbi);
+      expect(newPredicate.provider).toEqual(predicate.provider);
+    });
   });
 });