fix: remove abi validation for vechain

Ticket: SC-3324

Author: Gautam2305

modules/sdk-coin-vet/src/lib/transaction/stakingTransaction.ts

@@ -13,7 +13,6 @@ export class StakingTransaction extends Transaction {
   private _levelId: number;
   private _autorenew = true;
   private _amountToStake: string;
-  private _stakingContractABI: EthereumAbi;
 
   constructor(_coinConfig: Readonly<CoinConfig>) {
     super(_coinConfig);
@@ -53,14 +52,6 @@ export class StakingTransaction extends Transaction {
     this._amountToStake = amount;
   }
 
-  get stakingContractABI(): EthereumAbi {
-    return this._stakingContractABI;
-  }
-
-  set stakingContractABI(abi: EthereumAbi) {
-    this._stakingContractABI = abi;
-  }
-
   buildClauses(): void {
     if (!this.stakingContractAddress) {
       throw new Error('Staking contract address is not set');

modules/sdk-coin-vet/src/lib/transactionBuilder/stakingBuilder.ts

@@ -6,7 +6,6 @@ import { TransactionClause } from '@vechain/sdk-core';
 import { TransactionBuilder } from './transactionBuilder';
 import { Transaction } from '../transaction/transaction';
 import { StakingTransaction } from '../transaction/stakingTransaction';
-import EthereumAbi from 'ethereumjs-abi';
 import utils from '../utils';
 
 export class StakingBuilder extends TransactionBuilder {
@@ -114,17 +113,6 @@ export class StakingBuilder extends TransactionBuilder {
     return this;
   }
 
-  /**
-   * Sets the staking contract ABI for this staking tx.
-   *
-   * @param {EthereumAbi} abi - The staking contract ABI
-   * @returns {StakingBuilder} This transaction builder
-   */
-  stakingContractABI(abi: EthereumAbi): this {
-    this.stakingTransaction.stakingContractABI = abi;
-    return this;
-  }
-
   /**
    * Sets the transaction data for this staking tx.
    *
@@ -156,7 +144,6 @@ export class StakingBuilder extends TransactionBuilder {
       }
     }
 
-    assert(transaction.stakingContractABI, 'Staking contract ABI is required');
     assert(transaction.levelId, 'Level ID is required');
     assert(transaction.autorenew, 'Autorenew flag is required');
     this.validateAddress({ address: transaction.stakingContractAddress });

modules/sdk-coin-vet/test/transactionBuilder/stakingTransaction.ts

@@ -30,7 +30,6 @@ describe('VET Staking Transaction', function () {
     txBuilder.stakingContractAddress(stakingContractAddress);
     txBuilder.amountToStake(amountToStake);
     txBuilder.levelId(levelId);
-    txBuilder.stakingContractABI(EthereumAbi);
     txBuilder.sender('0x9378c12BD7502A11F770a5C1F223c959B2805dA9');
     txBuilder.chainTag(0x27); // Testnet chain tag
     txBuilder.blockRef('0x0000000000000000');
@@ -49,7 +48,6 @@ describe('VET Staking Transaction', function () {
     stakingTx.amountToStake.should.equal(amountToStake);
     stakingTx.levelId.should.equal(levelId);
     stakingTx.autorenew.should.equal(autorenew);
-    stakingTx.stakingContractABI.should.deepEqual(EthereumAbi);
 
     // Verify clauses
     stakingTx.clauses.length.should.equal(1);
@@ -84,7 +82,6 @@ describe('VET Staking Transaction', function () {
       const txBuilder = createBasicTxBuilder();
       txBuilder.amountToStake(amountToStake);
       txBuilder.levelId(levelId);
-      txBuilder.stakingContractABI(EthereumAbi);
 
       await txBuilder.build().should.be.rejectedWith('Staking contract address is required');
     });
@@ -93,7 +90,6 @@ describe('VET Staking Transaction', function () {
       const txBuilder = createBasicTxBuilder();
       txBuilder.stakingContractAddress(stakingContractAddress);
       txBuilder.amountToStake(amountToStake);
-      txBuilder.stakingContractABI(EthereumAbi);
 
       await txBuilder.build().should.be.rejectedWith('Level ID is required');
     });
@@ -102,7 +98,6 @@ describe('VET Staking Transaction', function () {
       const txBuilder = createBasicTxBuilder();
       txBuilder.stakingContractAddress(stakingContractAddress);
       txBuilder.levelId(levelId);
-      txBuilder.stakingContractABI(EthereumAbi);
 
       await txBuilder.build().should.be.rejectedWith('Amount to stake is required');
     });
@@ -120,7 +115,6 @@ describe('VET Staking Transaction', function () {
       const txBuilder = createBasicTxBuilder();
       txBuilder.stakingContractAddress(stakingContractAddress);
       txBuilder.levelId(levelId);
-      txBuilder.stakingContractABI(EthereumAbi);
 
       // Invalid amount (not a number)
       txBuilder.amountToStake('not-a-number');
@@ -129,33 +123,10 @@ describe('VET Staking Transaction', function () {
       await txBuilder.build().should.be.rejected();
     });
 
-    it('should pass validation with any ABI object but may fail during build', async function () {
-      const txBuilder = createBasicTxBuilder();
-      txBuilder.stakingContractAddress(stakingContractAddress);
-      txBuilder.amountToStake(amountToStake);
-      txBuilder.levelId(levelId);
-
-      // Set an invalid ABI object
-      const invalidAbi = {};
-      txBuilder.stakingContractABI(invalidAbi as EthereumAbi);
-
-      // The validation will pass because it only checks if the ABI property exists
-      // But the build might fail if the ABI is actually used in the build process
-      // Since the actual encoding is done by utils.getStakingData() which doesn't use
-      // the ABI set on the transaction, this might still succeed
-      try {
-        await txBuilder.build();
-      } catch (e) {
-        // If it fails, it should be because of an invalid ABI
-        e.message.should.match(/methodID|rawEncode/);
-      }
-    });
-
     it('should allow zero amountToStake but encode it properly', async function () {
       const txBuilder = createBasicTxBuilder();
       txBuilder.stakingContractAddress(stakingContractAddress);
       txBuilder.levelId(levelId);
-      txBuilder.stakingContractABI(EthereumAbi);
       txBuilder.amountToStake('0');
 
       const tx = await txBuilder.build();
@@ -188,7 +159,6 @@ describe('VET Staking Transaction', function () {
       txBuilder.stakingContractAddress(stakingContractAddress);
       txBuilder.amountToStake(amountToStake);
       txBuilder.levelId(levelId);
-      txBuilder.stakingContractABI(EthereumAbi);
       txBuilder.chainTag(0x27);
       txBuilder.blockRef('0x0000000000000000');
       txBuilder.expiration(64);
@@ -216,7 +186,6 @@ describe('VET Staking Transaction', function () {
       txBuilder.stakingContractAddress(stakingContractAddress);
       txBuilder.amountToStake(amountToStake);
       txBuilder.levelId(levelId);
-      txBuilder.stakingContractABI(EthereumAbi);
       // Not setting chainTag
       txBuilder.blockRef('0x0000000000000000');
       txBuilder.expiration(64);
@@ -237,7 +206,6 @@ describe('VET Staking Transaction', function () {
       const txBuilder = createBasicTxBuilder();
       txBuilder.stakingContractAddress(stakingContractAddress);
       txBuilder.levelId(levelId);
-      txBuilder.stakingContractABI(EthereumAbi);
 
       // Test with a different amount
       const differentAmount = '500000000000000000'; // 0.5 VET
@@ -264,7 +232,6 @@ describe('VET Staking Transaction', function () {
       const txBuilder = createBasicTxBuilder();
       txBuilder.stakingContractAddress(stakingContractAddress);
       txBuilder.levelId(levelId);
-      txBuilder.stakingContractABI(EthereumAbi);
 
       // Test with a very large amount (near uint256 max)
       const largeAmount = '115792089237316195423570985008687907853269984665640564039457584007913129639935'; // 2^256 - 1