From 1a1939b4514d80fb22c68585fc9f10c191b852c5 Mon Sep 17 00:00:00 2001
From: hiroto7 <32275337+hiroto7@users.noreply.github.com>
Date: Sat, 29 Feb 2020 02:21:37 +0900
Subject: [PATCH] =?UTF-8?q?Revert=20"=E3=83=80=E3=82=A6=E3=83=B3=E3=83=AD?=
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This reverts commit 40fcda0416ca813d710f8551516d1172c8d79c43.
---
 src/ExportView.tsx | 15 ++++-----------
 1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/src/ExportView.tsx b/src/ExportView.tsx
index 6fb82ab..6334aee 100644
--- a/src/ExportView.tsx
+++ b/src/ExportView.tsx
@@ -9,17 +9,10 @@ const ExportView = ({ plan, eventKey }: {
     const jsonText = JSON.stringify(toJSON(plan));
     const [url, setURL] = useState<string | undefined>();
     useEffect(() => {
-        const blob = new Blob([jsonText], { type: 'application/json' });
-        const reader = new FileReader();
-        const onLoad = () => {
-            const url = reader.result;
-            if (typeof url === 'string') {
-                setURL(url);
-            }
-        }
-        reader.addEventListener('load', onLoad);
-        reader.readAsDataURL(blob);
-        return () => reader.removeEventListener('load', onLoad);
+        const blob = new Blob([jsonText], { type: 'application/json' })
+        const url = URL.createObjectURL(blob);
+        setURL(url);
+        return () => URL.revokeObjectURL(url);
     }, [jsonText]);
 
     return (