initfmfijirfri

apps/api/src/routes/tokens.routes.ts

@@ -0,0 +1,36 @@
+/**
+ * GET /api/tokens — реестр всех известных активов всех 5 сетей + native.
+ *
+ * Read-only. Источник — `lib/token-registry.ts`. Никаких RPC calls,
+ * никаких user-specific данных — только статический list контрактов с symbol + name.
+ *
+ * Optional query: ?chain=ETH|BSC|BTC|TRX|SOL — filter одной сетью.
+ */
+
+import { Router, Request, Response } from 'express';
+import { getAllTokens } from '../lib/token-registry';
+import { ALL_CHAINS } from '../services/wallet-generator.service';
+import type { ChainCode } from '../lib/address-validators';
+
+const router = Router();
+const ALLOWED = new Set<ChainCode>(ALL_CHAINS);
+
+router.get('/', (req: Request, res: Response) => {
+  const chainParam = req.query.chain;
+  let filterChain: ChainCode | undefined;
+  if (chainParam !== undefined && chainParam !== null && chainParam !== '') {
+    const upper = String(chainParam).toUpperCase();
+    if (!ALLOWED.has(upper as ChainCode)) {
+      res.status(400).json({
+        success: false,
+        error: `Invalid chain "${chainParam}" (allowed: ETH, BSC, BTC, TRX, SOL)`,
+      });
+      return;
+    }
+    filterChain = upper as ChainCode;
+  }
+  const data = getAllTokens(filterChain);
+  res.json({ success: true, data });
+});
+
+export default router;