feat(sdk-coin-xrp): add xrpToken skeleton

TICKET: WIN-3599

Author: nvrakesh06

modules/sdk-coin-xrp/src/index.ts

@@ -3,3 +3,4 @@ export * from './txrp';
 export * from './register';
 export * from './lib/iface';
 export * from './lib/utils';
+export * from './xrpToken';

modules/sdk-coin-xrp/src/register.ts

@@ -1,8 +1,12 @@
 import { BitGoBase } from '@bitgo/sdk-core';
 import { Txrp } from './txrp';
 import { Xrp } from './xrp';
+import { XrpToken } from './xrpToken';
 
 export const register = (sdk: BitGoBase): void => {
   sdk.register('xrp', Xrp.createInstance);
   sdk.register('txrp', Txrp.createInstance);
+  XrpToken.createTokenConstructors().forEach(({ name, coinConstructor }) => {
+    sdk.register(name, coinConstructor);
+  });
 };

modules/sdk-coin-xrp/src/xrpToken.ts

@@ -0,0 +1,70 @@
+import { coins, XrpTokenConfig, tokens } from '@bitgo/statics';
+import { Xrp } from './xrp';
+import { BitGoBase, CoinConstructor, NamedCoinConstructor } from '@bitgo/sdk-core';
+
+export class XrpToken extends Xrp {
+  public readonly tokenConfig: XrpTokenConfig;
+
+  constructor(bitgo: BitGoBase, tokenConfig: XrpTokenConfig) {
+    const staticsCoin = tokenConfig.network === 'Mainnet' ? coins.get('xrp') : coins.get('txrp');
+    super(bitgo, staticsCoin);
+    this.tokenConfig = tokenConfig;
+  }
+
+  static createTokenConstructor(config: XrpTokenConfig): CoinConstructor {
+    return (bitgo: BitGoBase) => new XrpToken(bitgo, config);
+  }
+
+  static createTokenConstructors(): NamedCoinConstructor[] {
+    const tokensCtors: NamedCoinConstructor[] = [];
+    for (const token of [...tokens.bitcoin.xrp.tokens, ...tokens.testnet.xrp.tokens]) {
+      const tokenConstructor = XrpToken.createTokenConstructor(token);
+      tokensCtors.push({ name: token.type, coinConstructor: tokenConstructor });
+    }
+    return tokensCtors;
+  }
+
+  get name(): string {
+    return this.tokenConfig.name;
+  }
+
+  get coin(): string {
+    return this.tokenConfig.coin;
+  }
+
+  get network(): string {
+    return this.tokenConfig.network;
+  }
+
+  get issuerAddress(): string {
+    return this.tokenConfig.issuerAddress;
+  }
+
+  get currencyCode(): string {
+    return this.tokenConfig.currencyCode;
+  }
+
+  get domain(): string {
+    return this.tokenConfig.domain || '';
+  }
+
+  get decimalPlaces(): number {
+    return this.tokenConfig.decimalPlaces;
+  }
+
+  getChain(): string {
+    return this.tokenConfig.type;
+  }
+
+  getBaseChain(): string {
+    return this.coin;
+  }
+
+  getFullName(): string {
+    return 'Xrp Token';
+  }
+
+  getBaseFactor(): number {
+    return Math.pow(10, this.tokenConfig.decimalPlaces);
+  }
+}

modules/statics/src/index.ts

@@ -19,5 +19,6 @@ export {
   HederaToken,
   TronErc20Coin,
   SuiCoin,
+  XrpCoin,
 } from './account';
 export { CoinMap } from './map';