feat: Add USDT and USDC for TRON (#27)

Author: rodrigopavezi

src/schemas/token-list-schema.json

@@ -88,15 +88,17 @@
             "zksynceratestnet",
             "base",
             "base-sepolia",
-            "fiat"
+            "fiat",
+            "tron"
           ]
         },
         "type": {
           "type": "string",
           "enum": [
             "ETH",
             "ERC20",
-            "ISO4217"
+            "ISO4217",
+            "TRC20"
           ]
         },
         "hash": {

src/types/index.ts

@@ -26,6 +26,7 @@ export enum TokenType {
   ISO4217 = "ISO4217",
   ERC20 = "ERC20",
   ETH = "ETH",
+  TRC20 = "TRC20",
 }
 
 export enum NetworkType {
@@ -52,6 +53,7 @@ export enum NetworkType {
   BASE = "base",
   BASE_SEPOLIA = "base-sepolia",
   FIAT = "fiat",
+  TRON = "tron",
 }
 
 /**
@@ -81,4 +83,5 @@ export const CHAIN_IDS: Record<string, number> = {
   base: 8453,
   "base-sepolia": 84532,
   fiat: 0, // Special case for fiat currencies
+  tron: 728126428,
 };

src/validation/validate.ts

@@ -62,7 +62,15 @@ export async function validateTokenList(
 
 async function validateToken(token: RequestToken): Promise<boolean> {
   // Validate address format
-  if (!ethers.isAddress(token.address)) {
+  if (token.network === NetworkType.TRON) {
+    // TRON addresses are Base58-encoded, starting with 'T', 34 characters long
+    if (!/^T[1-9A-HJ-NP-Za-km-z]{33}$/.test(token.address)) {
+      console.error(
+        `Invalid TRON address format for token ${token.id}: ${token.address}`
+      );
+      return false;
+    }
+  } else if (!ethers.isAddress(token.address)) {
     console.error(
       `Invalid address format for token ${token.id}: ${token.address}`
     );

tokens/token-list.json

@@ -3,7 +3,7 @@
   "timestamp": "Set automatically during deployment",
   "version": {
     "major": 1,
-    "minor": 4,
+    "minor": 5,
     "patch": 0
   },
   "tokens": [
@@ -8168,6 +8168,28 @@
       "type": "ERC20",
       "hash": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
       "chainId": 84532
+    },
+    {
+      "id": "USDT-tron",
+      "name": "Tether USD",
+      "symbol": "USDT",
+      "decimals": 6,
+      "address": "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t",
+      "network": "tron",
+      "type": "TRC20",
+      "hash": "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t",
+      "chainId": 728126428
+    },
+    {
+      "id": "USDC-tron",
+      "name": "USD Coin",
+      "symbol": "USDC",
+      "decimals": 6,
+      "address": "TEkxiTehnzSmSe2XqrBj4w32RUN966rdz8",
+      "network": "tron",
+      "type": "TRC20",
+      "hash": "TEkxiTehnzSmSe2XqrBj4w32RUN966rdz8",
+      "chainId": 728126428
     }
   ]
 }