feat: xdc token support

modules/bitgo/src/v2/coinFactory.ts

@@ -215,6 +215,7 @@ import {
   World,
   WorldToken,
   Xdc,
+  XdcToken,
   Xlm,
   Xrp,
   XrpToken,
@@ -556,6 +557,10 @@ export function registerCoinConstructors(coinFactory: CoinFactory, coinMap: Coin
     coinFactory.register(name, coinConstructor);
   });
 
+  XdcToken.createTokenConstructors().forEach(({ name, coinConstructor }) => {
+    coinFactory.register(name, coinConstructor);
+  });
+
   // Generic ERC20 token registration for coins with SUPPORTS_ERC20 feature
   coins
     .filter((coin) => coin.features.includes(CoinFeature.SUPPORTS_ERC20) && !coin.isToken)
@@ -1081,10 +1086,8 @@ export function getTokenConstructor(tokenConfig: TokenConfig): CoinConstructor |
       return EthLikeErc20Token.createTokenConstructor(tokenConfig as EthLikeTokenConfig, coinNames);
     }
     case 'xdc':
-    case 'txdc': {
-      const coinNames = { Mainnet: 'xdc', Testnet: 'txdc' };
-      return EthLikeErc20Token.createTokenConstructor(tokenConfig as EthLikeTokenConfig, coinNames);
-    }
+    case 'txdc':
+      return XdcToken.createTokenConstructor(tokenConfig as EthLikeTokenConfig);
     default:
       return undefined;
   }

modules/bitgo/src/v2/coins/index.ts

@@ -68,7 +68,7 @@ import { StellarToken, Txlm, Xlm } from '@bitgo/sdk-coin-xlm';
 import { Vet, Tvet, VetToken } from '@bitgo/sdk-coin-vet';
 import { Wemix, Twemix } from '@bitgo/sdk-coin-wemix';
 import { World, Tworld, WorldToken } from '@bitgo/sdk-coin-world';
-import { Xdc, Txdc } from '@bitgo/sdk-coin-xdc';
+import { Xdc, Txdc, XdcToken } from '@bitgo/sdk-coin-xdc';
 import { Txrp, Xrp, XrpToken } from '@bitgo/sdk-coin-xrp';
 import { Txtz, Xtz } from '@bitgo/sdk-coin-xtz';
 import { Tzec, Zec } from '@bitgo/sdk-coin-zec';
@@ -142,7 +142,7 @@ export { Injective, Tinjective };
 export { Islm, Tislm };
 export { Trx, Ttrx };
 export { Vet, Tvet, VetToken };
-export { Xdc, Txdc };
+export { Xdc, Txdc, XdcToken };
 export { StellarToken, Txlm, Xlm };
 export { Txrp, Xrp, XrpToken };
 export { Txtz, Xtz };

modules/bitgo/test/browser/browser.spec.ts

@@ -58,6 +58,7 @@ describe('Coins', () => {
       EthLikeErc721Token: 1,
       HashToken: 1,
       FlrToken: 1,
+      XdcToken: 1,
       JettonToken: 1,
     };
     Object.keys(BitGoJS.Coin)

modules/sdk-coin-xdc/package.json

@@ -43,7 +43,6 @@
     "@bitgo/abstract-eth": "^24.19.4",
     "@bitgo/sdk-core": "^36.25.0",
     "@bitgo/statics": "^58.19.0",
-    "@bitgo/sdk-coin-evm": "^1.11.0",
     "@ethereumjs/common": "^2.6.5",
     "@ethereumjs/tx": "^3.3.0"
   },

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

@@ -2,3 +2,4 @@ export * from './lib';
 export * from './xdc';
 export * from './txdc';
 export * from './register';
+export * from './xdcToken';

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

@@ -1,15 +1,12 @@
 import { BitGoBase } from '@bitgo/sdk-core';
-import { EthLikeErc20Token } from '@bitgo/sdk-coin-evm';
 import { Xdc } from './xdc';
 import { Txdc } from './txdc';
+import { XdcToken } from './xdcToken';
 
 export const register = (sdk: BitGoBase): void => {
   sdk.register('xdc', Xdc.createInstance);
   sdk.register('txdc', Txdc.createInstance);
-  EthLikeErc20Token.createTokenConstructors({
-    Mainnet: 'xdc',
-    Testnet: 'txdc',
-  }).forEach(({ name, coinConstructor }) => {
+  XdcToken.createTokenConstructors().forEach(({ name, coinConstructor }) => {
     sdk.register(name, coinConstructor);
   });
 };

modules/sdk-coin-xdc/src/xdcToken.ts

@@ -0,0 +1,55 @@
+/**
+ * @prettier
+ */
+import { EthLikeTokenConfig, coins } from '@bitgo/statics';
+import { BitGoBase, CoinConstructor, NamedCoinConstructor, common, MPCAlgorithm } from '@bitgo/sdk-core';
+import { CoinNames, EthLikeToken, recoveryBlockchainExplorerQuery } from '@bitgo/abstract-eth';
+
+import { TransactionBuilder } from './lib';
+export { EthLikeTokenConfig };
+
+export class XdcToken extends EthLikeToken {
+  public readonly tokenConfig: EthLikeTokenConfig;
+  static coinNames: CoinNames = {
+    Mainnet: 'xdc',
+    Testnet: 'txdc',
+  };
+  constructor(bitgo: BitGoBase, tokenConfig: EthLikeTokenConfig) {
+    super(bitgo, tokenConfig, XdcToken.coinNames);
+  }
+  static createTokenConstructor(config: EthLikeTokenConfig): CoinConstructor {
+    return super.createTokenConstructor(config, XdcToken.coinNames);
+  }
+
+  static createTokenConstructors(): NamedCoinConstructor[] {
+    return super.createTokenConstructors(XdcToken.coinNames);
+  }
+
+  protected getTransactionBuilder(): TransactionBuilder {
+    return new TransactionBuilder(coins.get(this.getBaseChain()));
+  }
+
+  /**
+   * Make a query to XDC Etherscan for information such as balance, token balance, solidity calls
+   * @param {Object} query key-value pairs of parameters to append after /api
+   * @returns {Promise<Object>} response from XDC Etherscan
+   */
+  async recoveryBlockchainExplorerQuery(query: Record<string, string>): Promise<Record<string, unknown>> {
+    const apiToken = common.Environments[this.bitgo.getEnv()].xdcExplorerApiToken;
+    const explorerUrl = common.Environments[this.bitgo.getEnv()].xdcExplorerBaseUrl;
+    return await recoveryBlockchainExplorerQuery(query, explorerUrl as string, apiToken);
+  }
+
+  getFullName(): string {
+    return 'XDC Token';
+  }
+
+  supportsTss(): boolean {
+    return true;
+  }
+
+  /** @inheritDoc */
+  getMPCAlgorithm(): MPCAlgorithm {
+    return 'ecdsa';
+  }
+}

modules/sdk-coin-xdc/test/unit/xdcToken.ts

@@ -19,7 +19,7 @@ describe('XDC Token:', function () {
   it('should return constants', function () {
     xdcTokenCoin.getChain().should.equal('xdc:usdc');
     xdcTokenCoin.getBaseChain().should.equal('xdc');
-    xdcTokenCoin.getFullName().should.equal('ERC20 Token');
+    xdcTokenCoin.getFullName().should.equal('XDC Token');
     xdcTokenCoin.getBaseFactor().should.equal(1e6);
     xdcTokenCoin.type.should.equal(tokenName);
     xdcTokenCoin.name.should.equal('USD Coin');

modules/statics/src/account.ts

@@ -530,6 +530,16 @@ export class FlrERC20Token extends ContractAddressDefinedToken {
   }
 }
 
+/**
+ * The XDC network supports tokens
+ * XDC Tokens are ERC20 tokens
+ */
+export class XdcERC20Token extends ContractAddressDefinedToken {
+  constructor(options: Erc20ConstructorOptions) {
+    super(options);
+  }
+}
+
 /**
  * The Xrp network supports tokens
  * Xrp tokens are identified by their issuer address
@@ -2856,6 +2866,96 @@ export function tflrErc20(
   );
 }
 
+/**
+ * Factory function for XdcErc20 token instances.
+ *
+ * @param id uuid v4
+ * @param name unique identifier of the token
+ * @param fullName Complete human-readable name of the token
+ * @param decimalPlaces Number of decimal places this token supports (divisibility exponent)
+ * @param contractAddress Contract address of this token
+ * @param asset Asset which this coin represents. This is the same for both mainnet and testnet variants of a coin.
+ * @param prefix? Optional token prefix. Defaults to empty string
+ * @param suffix? Optional token suffix. Defaults to token name.
+ * @param network? Optional token network. Defaults to XDC mainnet network.
+ * @param features? Features of this coin. Defaults to the DEFAULT_FEATURES defined in `AccountCoin`
+ * @param primaryKeyCurve The elliptic curve for this chain/token
+ */
+export function xdcErc20(
+  id: string,
+  name: string,
+  fullName: string,
+  decimalPlaces: number,
+  contractAddress: string,
+  asset: UnderlyingAsset,
+  features: CoinFeature[] = [...AccountCoin.DEFAULT_FEATURES, CoinFeature.EIP1559],
+  prefix = '',
+  suffix: string = name.toUpperCase(),
+  network: AccountNetwork = Networks.main.xdc,
+  primaryKeyCurve: KeyCurve = KeyCurve.Secp256k1
+) {
+  return Object.freeze(
+    new XdcERC20Token({
+      id,
+      name,
+      fullName,
+      network,
+      contractAddress,
+      prefix,
+      suffix,
+      features,
+      decimalPlaces,
+      asset,
+      isToken: true,
+      primaryKeyCurve,
+      baseUnit: BaseUnit.ETH,
+    })
+  );
+}
+
+/**
+ * Factory function for XDC testnet XdcErc20 token instances.
+ *
+ * @param id uuid v4
+ * @param name unique identifier of the token
+ * @param fullName Complete human-readable name of the token
+ * @param decimalPlaces Number of decimal places this token supports (divisibility exponent)
+ * @param contractAddress Contract address of this token
+ * @param asset Asset which this coin represents. This is the same for both mainnet and testnet variants of a coin.
+ * @param prefix? Optional token prefix. Defaults to empty string
+ * @param suffix? Optional token suffix. Defaults to token name.
+ * @param network? Optional token network. Defaults to the XDC test network.
+ * @param features? Features of this coin. Defaults to the DEFAULT_FEATURES defined in `AccountCoin`
+ * @param primaryKeyCurve The elliptic curve for this chain/token
+ */
+export function txdcErc20(
+  id: string,
+  name: string,
+  fullName: string,
+  decimalPlaces: number,
+  contractAddress: string,
+  asset: UnderlyingAsset,
+  features: CoinFeature[] = AccountCoin.DEFAULT_FEATURES,
+  prefix = '',
+  suffix: string = name.toUpperCase(),
+  network: AccountNetwork = Networks.test.xdc,
+  primaryKeyCurve: KeyCurve = KeyCurve.Secp256k1
+) {
+  return xdcErc20(
+    id,
+    name,
+    fullName,
+    decimalPlaces,
+    contractAddress,
+    asset,
+    features,
+    prefix,
+    suffix,
+    network,
+    primaryKeyCurve
+  );
+}
+
 /**
  * Factory function for xrp token instances.
  *

modules/statics/src/allCoinsAndTokens.ts

@@ -16,6 +16,7 @@ import {
   erc721Token,
   fiat,
   flrErc20,
+  xdcErc20,
   gasTankAccount,
   hederaCoin,
   hederaToken,
@@ -34,6 +35,7 @@ import {
   terc1155,
   terc721,
   tflrErc20,
+  txdcErc20,
   topethErc20,
   tronToken,
   tstellarToken,
@@ -2980,61 +2982,55 @@ export const allCoinsAndTokens = [
   ),
 
   // XDC mainnet tokens
-  erc20Token(
+  xdcErc20(
     'b820932d-5772-49ae-a055-a59760f3e4cf',
     'xdc:usdc',
     'USD Coin',
     6,
     '0xfa2958cb79b0491cc627c1557f441ef849ca8eb1',
-    UnderlyingAsset['xdc:usdc'],
-    Networks.main.xdc
+    UnderlyingAsset['xdc:usdc']
   ),
-  erc20Token(
+  xdcErc20(
     '8914a1bd-1495-46df-84da-445c6d49edb2',
     'xdc:lbt',
     'Law Block Token',
     18,
     '0x05940b2df33d6371201e7ae099ced4c363855dfe',
-    UnderlyingAsset['xdc:lbt'],
-    Networks.main.xdc
+    UnderlyingAsset['xdc:lbt']
   ),
-  erc20Token(
+  xdcErc20(
     'f03302de-b06b-4ddc-94a2-ad7e89896725',
     'xdc:gama',
     'Gama Token',
     18,
     '0x3a170c7c987f55c84f28733bfa27962d8cdd5d3b',
-    UnderlyingAsset['xdc:gama'],
-    Networks.main.xdc
+    UnderlyingAsset['xdc:gama']
   ),
-  erc20Token(
+  xdcErc20(
     'bdf602ea-3a6c-407a-8afd-33d6c04a8bc3',
     'xdc:srx',
     'STORX',
     18,
     '0x5d5f074837f5d4618b3916ba74de1bf9662a3fed',
-    UnderlyingAsset['xdc:srx'],
-    Networks.main.xdc
+    UnderlyingAsset['xdc:srx']
   ),
-  erc20Token(
+  xdcErc20(
     'd42c9497-0987-497d-97f2-8b19c539e350',
     'xdc:weth',
     'Wrapped Ether',
     18,
     '0xa7348290de5cf01772479c48d50dec791c3fc212',
-    UnderlyingAsset['xdc:weth'],
-    Networks.main.xdc
+    UnderlyingAsset['xdc:weth']
   ),
 
   // XDC testnet tokens
-  erc20Token(
+  txdcErc20(
     '5fc561e7-5fb5-4702-9860-9f48d90f1d45',
     'txdc:tmt',
     'XDC Network TMT',
     6,
     '0xb283ec8dad644effc5c4c50bb7bb21442ac3c2db',
-    UnderlyingAsset['txdc:tmt'],
-    Networks.test.xdc
+    UnderlyingAsset['txdc:tmt']
   ),
 
   // MON mainnet tokens

modules/statics/src/coinFeatures.ts

@@ -692,11 +692,7 @@ export const VET_TOKEN_FEATURES = VET_FEATURES.filter((feature) => feature !== C
 
 export const EVM_NON_EIP1559_FEATURES = [...EVM_FEATURES.filter((feature) => feature !== CoinFeature.EIP1559)];
 
-export const XDC_FEATURES = [
-  ...EVM_NON_EIP1559_FEATURES,
-  CoinFeature.ERC20_BULK_TRANSACTION,
-  CoinFeature.SUPPORTS_ERC20,
-];
+export const XDC_FEATURES = [...EVM_NON_EIP1559_FEATURES, CoinFeature.ERC20_BULK_TRANSACTION];
 
 export const SGB_FEATURES = [...EVM_FEATURES, CoinFeature.ERC20_BULK_TRANSACTION];