fix(okx): free margin calculations of trading account (#892)

No-Trade-No-Life · Nov 9, 2024 · e25484f · e25484f
1 parent 69fd0dc
commit e25484f
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Showing 2 changed files with 14 additions and 1 deletion.
diff --git a/apps/vendor-okx/src/index.ts b/apps/vendor-okx/src/index.ts
@@ -348,7 +348,10 @@ const tradingAccountInfo$ = combineLatest([
       const usdtBalance = balanceApi.data[0]?.details.find((x) => x.ccy === 'USDT');
       const equity = +(usdtBalance?.eq ?? 0);
       const balance = +(usdtBalance?.cashBal ?? 0);
-      const free = +(usdtBalance?.availEq ?? 0);
+      const free = Math.min(
+        balance, // free should no more than balance if there is much profits
+        +(usdtBalance?.availEq ?? 0),
+      );
       const used = equity - free;
       // const used = +usdtBalance.frozenBal;
       const profit = equity - balance;

diff --git a/common/changes/@yuants/vendor-okx/2024-11-09-23-28.json b/common/changes/@yuants/vendor-okx/2024-11-09-23-28.json
@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@yuants/vendor-okx",
+      "comment": "fix free margin calculations of trading account",
+      "type": "patch"
+    }
+  ],
+  "packageName": "@yuants/vendor-okx"
+}