refactor: simplify flow

TICKET: WP-7082

Author: danielzhao122

modules/sdk-coin-near/src/near.ts

@@ -1004,25 +1004,14 @@ export class Near extends BaseCoin {
    * @throws {Error} If invalid parameters or root address verification with wrong index
    */
   async isWalletAddress(params: TssVerifyNearAddressOptions): Promise<boolean> {
-    const { address, rootAddress } = params;
-
-    // Root address verification requires index 0
-    const isVerifyingRootAddress = rootAddress && address === rootAddress;
-    if (isVerifyingRootAddress) {
-      const index = typeof params.index === 'string' ? parseInt(params.index, 10) : params.index;
-      if (index !== 0) {
-        throw new Error(`Root address verification requires index 0, but got index ${params.index}.`);
-      }
-    }
-
     const result = await verifyEddsaTssWalletAddress(
       params,
       (address) => this.isValidAddress(address),
       (publicKey) => publicKey
     );
 
     if (!result) {
-      throw new UnexpectedAddressError(`address validation failure: address ${params.address} is not a wallet address`);
+      throw new UnexpectedAddressError(`address validation failure`);
     }
 
     return true;

modules/sdk-coin-near/test/unit/near.ts

@@ -199,7 +199,7 @@ describe('NEAR:', function () {
         keychains: keychains,
         index: 0,
       };
-      await basecoin.isWalletAddress(params).should.be.rejected();
+      await basecoin.isWalletAddress(params).should.be.rejectedWith('address validation failure');
     });
 
     it('should throw error when verifying root address with wrong index', async function () {
@@ -209,9 +209,7 @@ describe('NEAR:', function () {
         keychains: keychains,
         index: 1,
       };
-      await basecoin
-        .isWalletAddress(params)
-        .should.be.rejectedWith('Root address verification requires index 0, but got index 1.');
+      await basecoin.isWalletAddress(params).should.be.rejectedWith('address validation failure');
     });
 
     it('should throw error when keychains is missing', async function () {
@@ -230,7 +228,7 @@ describe('NEAR:', function () {
         keychains: keychains,
         index: 0,
       };
-      await basecoin.isWalletAddress(params).should.be.rejected();
+      await basecoin.isWalletAddress(params).should.be.rejectedWith('address validation failure');
     });
 
     it('should handle string index', async function () {