Hotfix BNB chain BTC collateral handling (DON'T MERGE)

apps/web/src/store/collateral/filterCollateralTokens.test.ts

@@ -0,0 +1,17 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import { filterCollateralTokensByDebtLimit } from './filterCollateralTokens';
+
+test('only returns collateral tokens with a zero debt limit', () => {
+  const collateralTokens = {
+    sICX: 'cx-sicx',
+    BTCB: 'cx-btcb',
+    NEW: 'cx-new',
+  };
+
+  assert.deepEqual(filterCollateralTokensByDebtLimit(collateralTokens, [0, 0, 100]), {
+    sICX: 'cx-sicx',
+    BTCB: 'cx-btcb',
+  });
+});

apps/web/src/store/collateral/filterCollateralTokens.ts

@@ -0,0 +1,15 @@
+export function filterCollateralTokensByDebtLimit(
+  collateralTokens: Record<string, string>,
+  debtLimits: number[],
+): Record<string, string> {
+  return Object.keys(collateralTokens).reduce(
+    (supportedTokens, symbol, index) => {
+      if (debtLimits[index] === 0) {
+        supportedTokens[symbol] = collateralTokens[symbol];
+      }
+
+      return supportedTokens;
+    },
+    {} as Record<string, string>,
+  );
+}

apps/web/src/store/collateral/hooks.ts

@@ -31,6 +31,7 @@ import { XChainId } from '@balancednetwork/xwagmi';
 import { useXTransactionStore } from '@balancednetwork/xwagmi';
 import { bnJs } from '@balancednetwork/xwagmi';
 import { AppState } from '../index';
+import { filterCollateralTokensByDebtLimit } from './filterCollateralTokens';
 import {
   Field,
   adjust,
@@ -399,15 +400,7 @@ export function useSupportedCollateralTokens(): UseQueryResult<{ [key in string]
 
       const debtCeilings = debtCeilingsData.map(ceiling => (ceiling === null ? 1 : parseInt(formatUnits(ceiling))));
 
-      const supportedTokens = {};
-      Object.keys(data).forEach((symbol, index) => {
-        //temporarily allow BTCB with 0 debt ceiling
-        if (debtCeilings[index] > 0 || symbol === 'BTCB') {
-          supportedTokens[symbol] = data[symbol];
-        }
-      });
-
-      return supportedTokens;
+      return filterCollateralTokensByDebtLimit(data, debtCeilings);
     },
   });
 }

packages/xwagmi/src/constants/xTokens.ts

@@ -169,7 +169,7 @@ export const xTokenMap: { [key in XChainId]: XToken[] } = {
       56,
       '0x7130d2A12B9BCbFAe4f2634d864A1Ee1Ce3Ead9c',
       18,
-      'BTCB',
+      'BTC',
       'Binance-Peg BTCB Token',
       'BTC1',
     ),