From 2a4504c9265a1faf0bbac9224d7feebe79b903ac Mon Sep 17 00:00:00 2001
From: necklace <xiangxn@163.com>
Date: Fri, 15 Apr 2022 17:34:00 +0800
Subject: [PATCH] Fix inaccurate floating point numbers used in credit offers
 #3487

---
 .../Account/CreditOffer/CreditOfferPage.jsx       | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/app/components/Account/CreditOffer/CreditOfferPage.jsx b/app/components/Account/CreditOffer/CreditOfferPage.jsx
index 383f8ab4ff..bb5ddc1ce7 100644
--- a/app/components/Account/CreditOffer/CreditOfferPage.jsx
+++ b/app/components/Account/CreditOffer/CreditOfferPage.jsx
@@ -361,11 +361,6 @@ class CreditOfferPage extends React.Component {
         }
         let {info, selectAsset} = this.state;
         if (asset && info && selectAsset) {
-            let mortgageAsset = new Asset({
-                asset_id: selectAsset.get("id"),
-                real: amount,
-                precision: selectAsset.get("precision")
-            });
             let index = info.acceptable_collateral.findIndex(
                 v => v[0] == selectAsset.get("id")
             );
@@ -385,13 +380,17 @@ class CreditOfferPage extends React.Component {
 
             let price = new Price({base: baseAsset, quote: quoteAsset});
             // let currentAmount = price.toReal() * mortgageAsset.getAmount();
-            let mortgageAmount =
-                (1.0 / price.toReal()) * mortgageAsset.getAmount(); // Keeping it consistent with the App, this may violate Graphene's price representation convention.
+            let mortgageAmount = (1.0 / price.toReal()) * amount; // Keeping it consistent with the App, this may violate Graphene's price representation convention.
             if (Number.isNaN(mortgageAmount)) {
                 mortgageAmount = 0;
             } else {
                 mortgageAmount = Math.ceil(mortgageAmount);
             }
+            let mortgageAsset = new Asset({
+                asset_id: selectAsset.get("id"),
+                real: mortgageAmount,
+                precision: selectAsset.get("precision")
+            });
             let rateAsset = new Asset({
                 asset_id: asset.get("id"),
                 real: amount,
@@ -407,7 +406,7 @@ class CreditOfferPage extends React.Component {
                     amount,
                     error: null,
                     maxAmount: false,
-                    mortgageAmount,
+                    mortgageAmount: mortgageAsset.getAmount(),
                     rateAmount
                 },
                 this._checkBalance