feat: extend stargate chain support

packages/adapters/rebalance/src/adapters/stargate/stargate.ts

@@ -14,9 +14,9 @@ import { jsonifyError, Logger } from '@mark/logger';
 import { BridgeAdapter, MemoizedTransactionRequest, RebalanceTransactionMemo } from '../../types';
 import { STARGATE_OFT_ABI } from './abi';
 import {
-  STARGATE_USDT_POOL_ETH,
   USDT_ETH,
-  LZ_ENDPOINT_ID_TON,
+  STARGATE_POOL_ADDRESSES,
+  CHAIN_ID_TO_LZ_ENDPOINT,
   StargateSendParam,
   StargateMessagingFee,
   LzMessageStatus,
@@ -27,6 +27,7 @@ import {
   tonAddressToBytes32,
   USDT_TON_STARGATE,
 } from './types';
+import { getDestinationAssetAddress } from '../../shared/asset';
 
 // LayerZero Scan API base URL
 const LZ_SCAN_API_URL = 'https://scan.layerzero-api.com';
@@ -56,6 +57,26 @@ export class StargateBridgeAdapter implements BridgeAdapter {
     return SupportedBridge.Stargate;
   }
 
+  /**
+   * Resolve the destination token address for a route
+   * For TON, uses the Stargate-specific hex address; for EVM chains, looks up via chain config
+   */
+  private resolveDstToken(route: RebalanceRoute): string | null {
+    if (route.destination === 30826) return USDT_TON_STARGATE;
+    return (
+      getDestinationAssetAddress(route.asset, route.origin, route.destination, this.chains, this.logger) ?? null
+    );
+  }
+
+  /**
+   * Get the LayerZero endpoint ID for a chain
+   */
+  protected getLzEndpointId(chainId: number): number {
+    const eid = CHAIN_ID_TO_LZ_ENDPOINT[chainId];
+    if (eid === undefined) throw new Error(`No LayerZero endpoint ID configured for chain ${chainId}`);
+    return eid;
+  }
+
   /**
    * Get the expected amount received after bridging via Stargate
    *
@@ -99,8 +120,11 @@ export class StargateBridgeAdapter implements BridgeAdapter {
         return null;
       }
 
-      // For TON destination, use the Stargate-specific token address format
-      const dstToken = route.destination === 30826 ? USDT_TON_STARGATE : route.asset;
+      const dstToken = this.resolveDstToken(route);
+      if (!dstToken) {
+        this.logger.warn('Could not resolve destination token', { route });
+        return null;
+      }
 
       // Use a placeholder address for quote - actual address will be used in send()
       const placeholderAddress = '0x1234567890abcdef1234567890abcdef12345678';
@@ -162,7 +186,7 @@ export class StargateBridgeAdapter implements BridgeAdapter {
 
       // Prepare send parameters for quote
       const sendParam: StargateSendParam = {
-        dstEid: LZ_ENDPOINT_ID_TON,
+        dstEid: this.getLzEndpointId(route.destination),
         to: pad('0x0000000000000000000000000000000000000000' as `0x${string}`, { size: 32 }),
         amountLD: BigInt(amount),
         minAmountLD: BigInt(0), // Will be calculated after quote
@@ -304,8 +328,11 @@ export class StargateBridgeAdapter implements BridgeAdapter {
       return null;
     }
 
-    // For TON destination, use the Stargate-specific token address format
-    const dstToken = route.destination === 30826 ? USDT_TON_STARGATE : route.asset;
+    const dstToken = this.resolveDstToken(route);
+    if (!dstToken) {
+      this.logger.warn('Could not resolve destination token', { route });
+      return null;
+    }
 
     // Calculate minimum amount with slippage (0.5%)
     const slippageBps = 50n;
@@ -471,7 +498,7 @@ export class StargateBridgeAdapter implements BridgeAdapter {
 
       // Prepare send parameters
       const sendParam: StargateSendParam = {
-        dstEid: LZ_ENDPOINT_ID_TON,
+        dstEid: this.getLzEndpointId(route.destination),
         to: recipientBytes32,
         amountLD: BigInt(amount),
         minAmountLD: minAmount,
@@ -745,13 +772,11 @@ export class StargateBridgeAdapter implements BridgeAdapter {
    * Get the Stargate pool address for an asset
    */
   protected getPoolAddress(asset: string, chainId: number): `0x${string}` {
-    // For USDT on Ethereum mainnet
-    if (asset.toLowerCase() === USDT_ETH.toLowerCase() && chainId === 1) {
-      return STARGATE_USDT_POOL_ETH;
-    }
-
-    // Add more pool addresses as needed
-    throw new Error(`No Stargate pool found for asset ${asset} on chain ${chainId}`);
+    const chainPools = STARGATE_POOL_ADDRESSES[chainId];
+    if (!chainPools) throw new Error(`No Stargate pools configured for chain ${chainId}`);
+    const pool = chainPools[asset.toLowerCase()];
+    if (!pool) throw new Error(`No Stargate pool found for asset ${asset} on chain ${chainId}`);
+    return pool;
   }
 
   /**

packages/adapters/rebalance/src/adapters/stargate/types.ts

@@ -18,14 +18,47 @@ export const STARGATE_USDT_POOL_ETH = '0x933597a323Eb81cAe705C5bC29985172fd5A397
 // USDT token on Ethereum mainnet
 export const USDT_ETH = '0xdAC17F958D2ee523a2206206994597C13D831ec7' as `0x${string}`;
 
+// Token addresses - Base
+export const USDC_BASE = '0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913' as `0x${string}`;
+
+// Token addresses - Arbitrum
+export const USDC_ARB = '0xaf88d065e77c8cC2239327C5EDb3A432268e5831' as `0x${string}`;
+export const USDT_ARB = '0xFd086bC7CD5C481DCC9C85ebE478A1C0b69FCbb9' as `0x${string}`;
+
+// Token addresses - Mantle
+export const USDC_MANTLE = '0x09Bc4E0D864854c6aFB6eB9A9cdF58aC190D0dF9' as `0x${string}`;
+export const USDT_MANTLE = '0x201EBa5CC46D216Ce6DC03F6a759e8E766e956aE' as `0x${string}`;
+
+// Stargate Pool addresses - Base
+export const STARGATE_USDC_POOL_BASE = '0x27a16dc786820B16E5c9028b75B99F6f604b5d26' as `0x${string}`;
+
+// Stargate Pool addresses - Arbitrum
+export const STARGATE_USDC_POOL_ARB = '0xe8CDF27AcD73a434D661C84887215F7598e7d0d3' as `0x${string}`;
+export const STARGATE_USDT_POOL_ARB = '0xcE8CcA271Ebc0533920C83d39F417ED6A0abB7D0' as `0x${string}`;
+
+// Stargate Pool addresses - Mantle
+export const STARGATE_USDC_POOL_MANTLE = '0xAc290Ad4e0c891FDc295ca4F0a6214cf6dC6acDC' as `0x${string}`;
+export const STARGATE_USDT_POOL_MANTLE = '0xB715B85682B731dB9D5063187C450095c91C57FC' as `0x${string}`;
+
 // ============================================================================
 // LayerZero V2 Endpoint IDs
 // Reference: https://docs.layerzero.network/v2/deployments/chains
 // ============================================================================
 
 export const LZ_ENDPOINT_ID_ETH = 30101; // Ethereum mainnet
+export const LZ_ENDPOINT_ID_BASE = 30184; // Base mainnet
+export const LZ_ENDPOINT_ID_ARB = 30110; // Arbitrum mainnet
+export const LZ_ENDPOINT_ID_MANTLE = 30181; // Mantle mainnet
 export const LZ_ENDPOINT_ID_TON = 30826; // TON mainnet
 
+export const CHAIN_ID_TO_LZ_ENDPOINT: Record<number, number> = {
+  1: LZ_ENDPOINT_ID_ETH,
+  8453: LZ_ENDPOINT_ID_BASE,
+  42161: LZ_ENDPOINT_ID_ARB,
+  5000: LZ_ENDPOINT_ID_MANTLE,
+  30826: LZ_ENDPOINT_ID_TON,
+};
+
 // ============================================================================
 // Chain IDs
 // ============================================================================
@@ -36,6 +69,23 @@ export const TAC_CHAIN_ID = 239;
 // TON does not have an EVM chain ID, we use LayerZero endpoint ID
 export const TON_CHAIN_ID = 30826;
 
+// ============================================================================
+// Stargate Pool Addresses
+// ============================================================================
+
+export const STARGATE_POOL_ADDRESSES: Record<number, Record<string, `0x${string}`>> = {
+  1: { [USDT_ETH.toLowerCase()]: STARGATE_USDT_POOL_ETH },
+  8453: { [USDC_BASE.toLowerCase()]: STARGATE_USDC_POOL_BASE },
+  42161: {
+    [USDC_ARB.toLowerCase()]: STARGATE_USDC_POOL_ARB,
+    [USDT_ARB.toLowerCase()]: STARGATE_USDT_POOL_ARB,
+  },
+  5000: {
+    [USDC_MANTLE.toLowerCase()]: STARGATE_USDC_POOL_MANTLE,
+    [USDT_MANTLE.toLowerCase()]: STARGATE_USDT_POOL_MANTLE,
+  },
+};
+
 // ============================================================================
 // Stargate API Configuration
 // Reference: https://stargate.finance/api/v1/quotes
@@ -122,6 +172,9 @@ export const USDT_TON_STARGATE = '0xb113a994b5024a16719f69139328eb759596c38a25f5
  */
 export const STARGATE_CHAIN_NAMES: Record<number, string> = {
   1: 'ethereum',
+  8453: 'base',
+  42161: 'arbitrum',
+  5000: 'mantle',
   30826: 'ton',
   239: 'tac',
 };