Add Z Bank mainnet payment presets

services/dbis-exchange/src/adapters/token-aggregation.ts

@@ -26,6 +26,8 @@ export async function fetchRoutePlan(body: {
   amountIn: string;
   recipient?: string;
   maxSlippageBps?: number;
+  allowBridge?: boolean;
+  preferredBridges?: string[];
 }) {
   const { data } = await axios.post(
     `${tokenAggUrl()}/api/v2/routes/plan`,
@@ -36,7 +38,11 @@ export async function fetchRoutePlan(body: {
       tokenOut: body.tokenOut,
       amountIn: body.amountIn,
       recipient: body.recipient,
-      constraints: { maxSlippageBps: body.maxSlippageBps ?? 50, allowBridge: false },
+      constraints: {
+        maxSlippageBps: body.maxSlippageBps ?? 50,
+        allowBridge: body.allowBridge ?? false,
+        preferredBridges: body.preferredBridges,
+      },
     },
     { timeout: 120000 },
   );
@@ -51,6 +57,8 @@ export async function fetchExecutionPlan(body: {
   amountIn: string;
   recipient: string;
   maxSlippageBps?: number;
+  allowBridge?: boolean;
+  preferredBridges?: string[];
 }) {
   const { data } = await axios.post(
     `${tokenAggUrl()}/api/v2/routes/internal-execution-plan`,
@@ -61,7 +69,11 @@ export async function fetchExecutionPlan(body: {
       tokenOut: body.tokenOut,
       amountIn: body.amountIn,
       recipient: body.recipient,
-      constraints: { maxSlippageBps: body.maxSlippageBps ?? 50, allowBridge: false },
+      constraints: {
+        maxSlippageBps: body.maxSlippageBps ?? 50,
+        allowBridge: body.allowBridge ?? false,
+        preferredBridges: body.preferredBridges,
+      },
     },
     { timeout: 120000 },
   );

services/dbis-exchange/src/api/routes/exchange.ts

@@ -106,19 +106,32 @@ export function createExchangeRouter(): Router {
   router.post('/plan', async (req, res) => {
     if (!requireTrade(req, res)) return;
     try {
-      const { tokenIn, tokenOut, amountIn, recipient, maxSlippageBps } = req.body as Record<string, unknown>;
+      const {
+        tokenIn,
+        tokenOut,
+        amountIn,
+        recipient,
+        maxSlippageBps,
+        destinationChainId,
+        allowBridge,
+        preferredBridges,
+      } = req.body as Record<string, unknown>;
       if (!tokenIn || !tokenOut || !amountIn) {
         res.status(400).json({ error: 'tokenIn, tokenOut, amountIn required' });
         return;
       }
       const plan = await fetchRoutePlan({
         sourceChainId: cfg.chainId,
-        destinationChainId: cfg.chainId,
+        destinationChainId: destinationChainId ? Number(destinationChainId) : cfg.chainId,
         tokenIn: String(tokenIn),
         tokenOut: String(tokenOut),
         amountIn: String(amountIn),
         recipient: recipient ? String(recipient) : undefined,
         maxSlippageBps: maxSlippageBps ? Number(maxSlippageBps) : cfg.defaultSlippageBps,
+        allowBridge: typeof allowBridge === 'boolean' ? allowBridge : undefined,
+        preferredBridges: Array.isArray(preferredBridges)
+          ? preferredBridges.map((value) => String(value))
+          : undefined,
       });
       res.json(plan);
     } catch (e) {
@@ -129,19 +142,32 @@ export function createExchangeRouter(): Router {
   router.post('/execute-plan', async (req, res) => {
     if (!requireTrade(req, res)) return;
     try {
-      const { tokenIn, tokenOut, amountIn, recipient, maxSlippageBps } = req.body as Record<string, unknown>;
+      const {
+        tokenIn,
+        tokenOut,
+        amountIn,
+        recipient,
+        maxSlippageBps,
+        destinationChainId,
+        allowBridge,
+        preferredBridges,
+      } = req.body as Record<string, unknown>;
       if (!tokenIn || !tokenOut || !amountIn || !recipient) {
         res.status(400).json({ error: 'tokenIn, tokenOut, amountIn, recipient required' });
         return;
       }
       const plan = await fetchExecutionPlan({
         sourceChainId: cfg.chainId,
-        destinationChainId: cfg.chainId,
+        destinationChainId: destinationChainId ? Number(destinationChainId) : cfg.chainId,
         tokenIn: String(tokenIn),
         tokenOut: String(tokenOut),
         amountIn: String(amountIn),
         recipient: String(recipient),
         maxSlippageBps: maxSlippageBps ? Number(maxSlippageBps) : cfg.defaultSlippageBps,
+        allowBridge: typeof allowBridge === 'boolean' ? allowBridge : undefined,
+        preferredBridges: Array.isArray(preferredBridges)
+          ? preferredBridges.map((value) => String(value))
+          : undefined,
       });
       res.json(plan);
     } catch (e) {

services/settlement-middleware/src/api/routes/settlement.ts

@@ -224,6 +224,8 @@ export function createSettlementRouter(): Router {
           targetChainId: body.convertToCrypto?.targetChainId ?? 138,
           tokenLineId: body.convertToCrypto?.tokenLineId ?? `${body.currency ?? 'USD'}-M2`,
           recipientAddress: body.convertToCrypto?.recipientAddress ?? '',
+          symbol: body.convertToCrypto?.symbol,
+          tokenAddress: body.convertToCrypto?.tokenAddress,
         },
         moneyLayers: ['M2', 'M3'],
       });

services/settlement-middleware/src/workflows/external-transfer.ts

@@ -160,6 +160,8 @@ export async function processExternalTransfer(
         recipient: req.convertToCrypto.recipientAddress,
         settlementRef: record.settlementId,
         dryRun: !cfg.production.allowChainMintExecute,
+        symbol: req.convertToCrypto.symbol,
+        tokenAddress: req.convertToCrypto.tokenAddress,
       });
       advance('CHAIN_MINT_REQUESTED', { chainTxHash: mint.txHash });
     } else {