feat: Swaps tron integration

packages/bridge-controller/src/constants/bridge.ts

@@ -1,5 +1,5 @@
 import { AddressZero } from '@ethersproject/constants';
-import { BtcScope, SolScope } from '@metamask/keyring-api';
+import { BtcScope, SolScope, TrxScope } from '@metamask/keyring-api';
 import type { Hex } from '@metamask/utils';
 
 import { CHAIN_IDS } from './chains';
@@ -21,6 +21,7 @@ export const ALLOWED_BRIDGE_CHAIN_IDS = [
   CHAIN_IDS.SEI,
   SolScope.Mainnet,
   BtcScope.Mainnet,
+  TrxScope.Mainnet,
 ] as const;
 
 export type AllowedBridgeChainIds = (typeof ALLOWED_BRIDGE_CHAIN_IDS)[number];

packages/bridge-controller/src/constants/tokens.ts

@@ -1,4 +1,4 @@
-import { BtcScope, SolScope } from '@metamask/keyring-api';
+import { BtcScope, SolScope, TrxScope } from '@metamask/keyring-api';
 
 import type { AllowedBridgeChainIds } from './bridge';
 import { CHAIN_IDS } from './chains';
@@ -54,6 +54,7 @@ const CURRENCY_SYMBOLS = {
   SOL: 'SOL',
   SEI: 'SEI',
   BTC: 'BTC',
+  TRX: 'TRX',
 } as const;
 
 const ETH_SWAPS_TOKEN_OBJECT = {
@@ -156,6 +157,14 @@ const SEI_SWAPS_TOKEN_OBJECT = {
   iconUrl: '',
 } as const;
 
+const TRX_SWAPS_TOKEN_OBJECT = {
+  symbol: CURRENCY_SYMBOLS.TRX,
+  name: 'Tron',
+  address: DEFAULT_TOKEN_ADDRESS,
+  decimals: 6,
+  iconUrl: '',
+} as const;
+
 const SWAPS_TESTNET_CHAIN_ID = '0x539';
 
 export const SWAPS_CHAINID_DEFAULT_TOKEN_MAP = {
@@ -175,6 +184,7 @@ export const SWAPS_CHAINID_DEFAULT_TOKEN_MAP = {
   [SolScope.Mainnet]: SOLANA_SWAPS_TOKEN_OBJECT,
   [SolScope.Devnet]: SOLANA_SWAPS_TOKEN_OBJECT,
   [BtcScope.Mainnet]: BTC_SWAPS_TOKEN_OBJECT,
+  [TrxScope.Mainnet]: TRX_SWAPS_TOKEN_OBJECT,
 } as const;
 
 export type SupportedSwapsNativeCurrencySymbols =
@@ -198,4 +208,5 @@ export const SYMBOL_TO_SLIP44_MAP: Record<
   AVAX: 'slip44:9000',
   TESTETH: 'slip44:60',
   SEI: 'slip44:19000118',
+  TRX: 'slip44:195',
 };

packages/bridge-controller/src/types.ts

@@ -270,6 +270,7 @@ export enum ChainId {
   LINEA = 59144,
   SOLANA = 1151111081099710,
   BTC = 20000000000001,
+  TRON = 728126428
 }
 
 export type FeatureFlagsPlatformConfig = Infer<typeof PlatformConfigSchema>;

packages/bridge-controller/src/utils/bridge.ts

@@ -1,6 +1,6 @@
 import { AddressZero } from '@ethersproject/constants';
 import { Contract } from '@ethersproject/contracts';
-import { BtcScope, SolScope } from '@metamask/keyring-api';
+import { BtcScope, SolScope, TrxScope } from '@metamask/keyring-api';
 import { abiERC20 } from '@metamask/metamask-eth-abis';
 import type { CaipAssetType, CaipChainId } from '@metamask/utils';
 import { isCaipChainId, isStrictHexString, type Hex } from '@metamask/utils';
@@ -190,17 +190,30 @@ export const isBitcoinChainId = (
   return chainId.toString() === ChainId.BTC.toString();
 };
 
+export const isTronChainId = (
+  chainId: Hex | number | CaipChainId | string,
+) => {
+  if (isCaipChainId(chainId)) {
+    return chainId === TrxScope.Mainnet.toString();
+  }
+  return chainId.toString() === ChainId.TRON.toString();
+};
+
 /**
  * Checks if a chain ID represents a non-EVM blockchain supported by swaps
- * Currently supports Solana and Bitcoin
+ * Currently supports Solana, Bitcoin and Tron
  *
  * @param chainId - The chain ID to check
  * @returns True if the chain is a supported non-EVM chain, false otherwise
  */
 export const isNonEvmChainId = (
   chainId: GenericQuoteRequest['srcChainId'],
 ): boolean => {
-  return isSolanaChainId(chainId) || isBitcoinChainId(chainId);
+  return (
+    isSolanaChainId(chainId) ||
+    isBitcoinChainId(chainId) ||
+    isTronChainId(chainId)
+  );
 };
 
 /**

packages/bridge-controller/src/utils/caip-formatters.ts

@@ -1,7 +1,7 @@
 import { getAddress } from '@ethersproject/address';
 import { AddressZero } from '@ethersproject/constants';
 import { convertHexToDecimal } from '@metamask/controller-utils';
-import { BtcScope, SolScope } from '@metamask/keyring-api';
+import { BtcScope, SolScope, TrxScope } from '@metamask/keyring-api';
 import { toEvmCaipChainId } from '@metamask/multichain-network-controller';
 import type { CaipAssetType } from '@metamask/utils';
 import {
@@ -21,6 +21,7 @@ import {
   isBitcoinChainId,
   isNativeAddress,
   isSolanaChainId,
+  isTronChainId,
 } from './bridge';
 import type { GenericQuoteRequest } from '../types';
 import { ChainId } from '../types';
@@ -46,6 +47,9 @@ export const formatChainIdToCaip = (
   if (isBitcoinChainId(chainId)) {
     return BtcScope.Mainnet;
   }
+  if (isTronChainId(chainId)) {
+    return TrxScope.Mainnet;
+  }
   return toEvmCaipChainId(numberToHex(Number(chainId)));
 };
 

packages/bridge-controller/src/utils/validators.ts

@@ -245,11 +245,29 @@ export const BitcoinTradeDataSchema = type({
   inputsToSign: nullable(array(type({}))),
 });
 
+export const TronTradeDataSchema = type({
+  visible: boolean(),
+  txID: string(),
+  raw_data: nullable(type({})),
+  raw_data_hex: string(),
+  payload: type({
+    owner_address: string(),
+    call_value: number(),
+    contract_address: string(),
+    fee_limit: number(),
+    function_selector: string(),
+    parameter: string(),
+    chainType: number(),
+  }),
+  energyPenalty: number(),
+  energyUsed: number(),
+});
+
 export const QuoteResponseSchema = type({
   quote: QuoteSchema,
   estimatedProcessingTimeInSeconds: number(),
   approval: optional(TxDataSchema),
-  trade: union([TxDataSchema, BitcoinTradeDataSchema, string()]),
+  trade: union([TxDataSchema, BitcoinTradeDataSchema, TronTradeDataSchema, string()]),
 });
 
 export const BitcoinQuoteResponseSchema = type({