From 36f009ed1ffb1423c08d60d5a64696c2d5d9c319 Mon Sep 17 00:00:00 2001
From: helpfulBro <cipher250@pm.me>
Date: Sun, 28 Jun 2026 19:26:48 +1000
Subject: [PATCH 1/2] fix: show available liquidity for e-mode-only borrowable
 assets (#3032)

Co-authored-by: Sam Mason de Caires <sam.m@aave.com>
---
 .../reserve-overview/ReserveTopDetails.tsx    |  4 +-
 .../getMaxAmountAvailableToBorrow.spec.ts     | 50 +++++++++++++++++++
 src/utils/getMaxAmountAvailableToBorrow.ts    | 11 ++++
 3 files changed, 64 insertions(+), 1 deletion(-)
 create mode 100644 src/utils/__tests__/getMaxAmountAvailableToBorrow.spec.ts

diff --git a/src/modules/reserve-overview/ReserveTopDetails.tsx b/src/modules/reserve-overview/ReserveTopDetails.tsx
index ed6182c029..99187e0b32 100644
--- a/src/modules/reserve-overview/ReserveTopDetails.tsx
+++ b/src/modules/reserve-overview/ReserveTopDetails.tsx
@@ -5,6 +5,8 @@ import { CircleIcon } from 'src/components/CircleIcon';
 import { FormattedNumber } from 'src/components/primitives/FormattedNumber';
 import { Link } from 'src/components/primitives/Link';
 import { useRootStore } from 'src/store/root';
+import { assetIsBorrowableOnMarket } from 'src/utils/getMaxAmountAvailableToBorrow';
+
 import { GENERAL } from 'src/utils/events';
 import { useShallow } from 'zustand/shallow';
 
@@ -57,7 +59,7 @@ export const ReserveTopDetails = ({ underlyingAsset }: ReserveTopDetailsProps) =
       <TopInfoPanelItem title={<Trans>Available liquidity</Trans>} loading={loading} hideIcon>
         <FormattedNumber
           value={
-            poolReserve?.borrowingEnabled
+            poolReserve?.borrowingEnabled && assetIsBorrowableOnMarket(poolReserve)
               ? Math.max(Number(poolReserve?.availableLiquidityUSD), 0)
               : 0
           }
diff --git a/src/utils/__tests__/getMaxAmountAvailableToBorrow.spec.ts b/src/utils/__tests__/getMaxAmountAvailableToBorrow.spec.ts
new file mode 100644
index 0000000000..b2efccefdb
--- /dev/null
+++ b/src/utils/__tests__/getMaxAmountAvailableToBorrow.spec.ts
@@ -0,0 +1,50 @@
+import {
+  assetCanBeBorrowedByUser,
+  assetIsBorrowableOnMarket,
+} from '../getMaxAmountAvailableToBorrow';
+
+const baseReserve = {
+  borrowingEnabled: false,
+  isActive: true,
+  borrowableInIsolation: false,
+  isFrozen: false,
+  isPaused: false,
+  eModes: [{ id: 1, borrowingEnabled: true }],
+};
+
+describe('assetIsBorrowableOnMarket', () => {
+  it('returns true when borrowingEnabled is true', () => {
+    expect(
+      assetIsBorrowableOnMarket({ borrowingEnabled: true, eModes: [] })
+    ).toBe(true);
+  });
+
+  it('returns true when borrowable in any e-mode', () => {
+    expect(
+      assetIsBorrowableOnMarket({
+        borrowingEnabled: false,
+        eModes: [{ id: 1, borrowingEnabled: true }],
+      })
+    ).toBe(true);
+  });
+
+  it('returns false when not borrowable in normal mode or e-mode', () => {
+    expect(
+      assetIsBorrowableOnMarket({
+        borrowingEnabled: false,
+        eModes: [{ id: 1, borrowingEnabled: false }],
+      })
+    ).toBe(false);
+  });
+});
+
+describe('assetCanBeBorrowedByUser', () => {
+  it('allows e-mode users to borrow when their category permits it', () => {
+    expect(
+      assetCanBeBorrowedByUser(baseReserve as any, {
+        isInEmode: true,
+        userEmodeCategoryId: 1,
+      } as any)
+    ).toBe(true);
+  });
+});
diff --git a/src/utils/getMaxAmountAvailableToBorrow.ts b/src/utils/getMaxAmountAvailableToBorrow.ts
index a996276978..aa99ccc532 100644
--- a/src/utils/getMaxAmountAvailableToBorrow.ts
+++ b/src/utils/getMaxAmountAvailableToBorrow.ts
@@ -20,6 +20,17 @@ interface PoolReserveBorrowSubset {
   borrowCapUSD: string;
 }
 
+type MarketBorrowabilityReserve = Pick<ComputedReserveData, 'borrowingEnabled' | 'eModes'>;
+
+/**
+ * Whether a reserve has any borrow path on the market.
+ * Mirrors on-chain ValidationLogic: outside e-mode uses borrowingEnabled;
+ * inside e-mode uses the category borrowableBitmap (exposed as eMode.borrowingEnabled).
+ */
+export function assetIsBorrowableOnMarket(reserve: MarketBorrowabilityReserve): boolean {
+  return reserve.borrowingEnabled || reserve.eModes.some((eMode) => eMode.borrowingEnabled);
+}
+
 /**
  * Calculates the maximum amount a user can borrow.
  * @param poolReserve

From e36f1ec11ef3ac88c60e876326ef5e3a26f15ae3 Mon Sep 17 00:00:00 2001
From: Sam Mason de Caires <sam.m@aave.com>
Date: Sun, 28 Jun 2026 10:32:39 +0100
Subject: [PATCH 2/2] fix: fix up PR tests

---
 src/modules/reserve-overview/ReserveTopDetails.tsx |  5 ++---
 .../getMaxAmountAvailableToBorrow.spec.ts          | 14 ++++++++------
 2 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/src/modules/reserve-overview/ReserveTopDetails.tsx b/src/modules/reserve-overview/ReserveTopDetails.tsx
index 99187e0b32..c4c3e517a0 100644
--- a/src/modules/reserve-overview/ReserveTopDetails.tsx
+++ b/src/modules/reserve-overview/ReserveTopDetails.tsx
@@ -5,9 +5,8 @@ import { CircleIcon } from 'src/components/CircleIcon';
 import { FormattedNumber } from 'src/components/primitives/FormattedNumber';
 import { Link } from 'src/components/primitives/Link';
 import { useRootStore } from 'src/store/root';
-import { assetIsBorrowableOnMarket } from 'src/utils/getMaxAmountAvailableToBorrow';
-
 import { GENERAL } from 'src/utils/events';
+import { assetIsBorrowableOnMarket } from 'src/utils/getMaxAmountAvailableToBorrow';
 import { useShallow } from 'zustand/shallow';
 
 import { TopInfoPanelItem } from '../../components/TopInfoPanel/TopInfoPanelItem';
@@ -59,7 +58,7 @@ export const ReserveTopDetails = ({ underlyingAsset }: ReserveTopDetailsProps) =
       <TopInfoPanelItem title={<Trans>Available liquidity</Trans>} loading={loading} hideIcon>
         <FormattedNumber
           value={
-            poolReserve?.borrowingEnabled && assetIsBorrowableOnMarket(poolReserve)
+            poolReserve && assetIsBorrowableOnMarket(poolReserve)
               ? Math.max(Number(poolReserve?.availableLiquidityUSD), 0)
               : 0
           }
diff --git a/src/utils/__tests__/getMaxAmountAvailableToBorrow.spec.ts b/src/utils/__tests__/getMaxAmountAvailableToBorrow.spec.ts
index b2efccefdb..3e0274cf4e 100644
--- a/src/utils/__tests__/getMaxAmountAvailableToBorrow.spec.ts
+++ b/src/utils/__tests__/getMaxAmountAvailableToBorrow.spec.ts
@@ -1,3 +1,7 @@
+import {
+  ComputedReserveData,
+  ExtendedFormattedUser,
+} from '../../hooks/app-data-provider/useAppDataProvider';
 import {
   assetCanBeBorrowedByUser,
   assetIsBorrowableOnMarket,
@@ -10,13 +14,11 @@ const baseReserve = {
   isFrozen: false,
   isPaused: false,
   eModes: [{ id: 1, borrowingEnabled: true }],
-};
+} as unknown as ComputedReserveData;
 
 describe('assetIsBorrowableOnMarket', () => {
   it('returns true when borrowingEnabled is true', () => {
-    expect(
-      assetIsBorrowableOnMarket({ borrowingEnabled: true, eModes: [] })
-    ).toBe(true);
+    expect(assetIsBorrowableOnMarket({ borrowingEnabled: true, eModes: [] })).toBe(true);
   });
 
   it('returns true when borrowable in any e-mode', () => {
@@ -41,10 +43,10 @@ describe('assetIsBorrowableOnMarket', () => {
 describe('assetCanBeBorrowedByUser', () => {
   it('allows e-mode users to borrow when their category permits it', () => {
     expect(
-      assetCanBeBorrowedByUser(baseReserve as any, {
+      assetCanBeBorrowedByUser(baseReserve, {
         isInEmode: true,
         userEmodeCategoryId: 1,
-      } as any)
+      } as unknown as ExtendedFormattedUser)
     ).toBe(true);
   });
 });