chore(sdk-core): improve url handling

Clean this up a bit

BTC-1504

TICKET: BTC-1504

modules/sdk-core/src/bitgo/baseCoin/baseCoin.ts

@@ -42,6 +42,7 @@ import {
   BuildNftTransferDataOptions,
   BaseBroadcastTransactionOptions,
   BaseBroadcastTransactionResult,
+  UrlOptions,
 } from './iBaseCoin';
 import { IInscriptionBuilder } from '../inscriptionBuilder';
 import { Hash } from 'crypto';
@@ -70,8 +71,14 @@ export abstract class BaseCoin implements IBaseCoin {
     this._markets = new Markets(this.bitgo, this);
   }
 
-  public url(suffix: string): string {
-    return this._url + this.getChain() + suffix;
+  /**
+   *
+   * @param suffix Path for the specific URL
+   * @param options Additional options for building the URL
+   * @param options.removeChain If true, the chain will not be added into the URL
+   */
+  public url(suffix: string, options?: UrlOptions): string {
+    return `${this._url}${options?.removeChain ? '' : `${this.getChain()}/`}${suffix}`;
   }
 
   public wallets(): Wallets {

modules/sdk-core/src/bitgo/baseCoin/iBaseCoin.ts

@@ -458,11 +458,15 @@ export interface BaseBroadcastTransactionResult {
   txIds?: string[];
 }
 
+export interface UrlOptions {
+  removeChain?: boolean;
+}
+
 export interface IBaseCoin {
   type: string;
   tokenConfig?: BaseTokenConfig;
   getConfig(): Readonly<StaticsBaseCoin>;
-  url(suffix: string): string;
+  url(suffix: string, options?: UrlOptions): string;
   wallets(): IWallets;
   enterprises(): IEnterprises;
   keychains(): IKeychains;

modules/sdk-core/src/bitgo/wallet/iWallet.ts

@@ -8,6 +8,7 @@ import {
   VerificationOptions,
   TypedData,
   NFTTransferOptions,
+  UrlOptions,
 } from '../baseCoin';
 import { BitGoBase } from '../bitgoBase';
 import { Keychain, KeychainWithEncryptedPrv } from '../keychain';
@@ -770,7 +771,7 @@ export type SendNFTResult = {
 export interface IWallet {
   bitgo: BitGoBase;
   baseCoin: IBaseCoin;
-  url(extra?: string): string;
+  url(extra?: string, options?: UrlOptions): string;
   id(): string;
   approvalsRequired(): number;
   balance(): number;

modules/sdk-core/src/bitgo/wallet/wallet.ts

@@ -12,6 +12,7 @@ import {
   SignedTransaction,
   SignedTransactionRequest,
   TransactionPrebuild,
+  UrlOptions,
   VerifyAddressOptions,
 } from '../baseCoin';
 import { makeRandomKey } from '../bitcoin';
@@ -166,9 +167,10 @@ export class Wallet implements IWallet {
   /**
    * Build a URL using this wallet's id which can be used for BitGo API operations
    * @param extra API specific string to append to the wallet id
+   * @param options Options on how to build the URL
    */
-  url(extra = ''): string {
-    return this.baseCoin.url('/wallet/' + this.id() + extra);
+  url(extra = '', options?: UrlOptions): string {
+    return this.baseCoin.url('wallet/' + this.id() + extra, options);
   }
 
   /**
@@ -753,8 +755,7 @@ export class Wallet implements IWallet {
   ): Promise<{ unspents: { id: string; walletId: string; expireTime: string; userId?: string }[] }> {
     const filteredParams = _.pick(params, ['create', 'modify', 'delete']);
     this.bitgo.setRequestTracer(new RequestTracer());
-    // The URL cannot contain the coinName, so we remove it from the URL
-    const url = this.url(`/reservedunspents`).replace(`/${this.baseCoin.getChain()}`, '');
+    const url = this.url(`/reservedunspents`, { removeChain: true });
     if (filteredParams.create) {
       const filteredCreateParams = _.pick(params.create, ['unspentIds', 'expireTime']);
       return this.bitgo.post(url).send(filteredCreateParams).result();