From 65756fcc5004ef8aa0ee2d6ef7cbf06b1e0c260e Mon Sep 17 00:00:00 2001
From: Paul Kaplan <pkaplan@media.mit.edu>
Date: Wed, 6 Feb 2019 14:32:17 -0500
Subject: [PATCH] Load files one at a time to enforce load order
---
src/lib/file-uploader.js | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/src/lib/file-uploader.js b/src/lib/file-uploader.js
index dec463d6d..483f31edf 100644
--- a/src/lib/file-uploader.js
+++ b/src/lib/file-uploader.js
@@ -21,23 +21,25 @@ const extractFileName = function (nameExt) {
* @param {Function} onload The function that handles loading the file
*/
const handleFileUpload = function (fileInput, onload) {
- const readFile = file => {
- const reader = new FileReader();
- reader.onload = () => {
+ const readFile = (i, files) => {
+ if (i === files.length) {
// Reset the file input value now that we have everything we need
// so that the user can upload the same sound multiple times if
// they choose
fileInput.value = null;
+ return;
+ }
+ const file = files[i];
+ const reader = new FileReader();
+ reader.onload = () => {
const fileType = file.type;
const fileName = extractFileName(file.name);
-
onload(reader.result, fileType, fileName);
+ readFile(i + 1, files);
};
reader.readAsArrayBuffer(file);
};
- for (let i = 0; i < fileInput.files.length; i++) {
- readFile(fileInput.files[i]);
- }
+ readFile(0, fileInput.files);
};
/**
--
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