定金支付页面余额为0

src/components/order/deposit/deposit-order/index.js

@@ -181,6 +181,9 @@ class Order extends Component {
 
   useBalance = () => {
     let {user_account, depositPrice} = this.state
+    if (parseFloat(user_account) === 0) {
+      return
+    }
     let offset = parseFloat(user_account) - parseFloat(depositPrice)
     offset = offset > 0 ? depositPrice : user_account
     this.setState(prevState => ({useBalance: !prevState.useBalance, offset}))