From 1070d4b87f664e85ff7defa530727c97337d16db Mon Sep 17 00:00:00 2001
From: Jules Laplace <julescarbon@gmail.com>
Date: Wed, 3 Jun 2020 23:17:21 +0200
Subject: saving nodes!!

---
 frontend/util/index.js | 44 +++++++++++++++++++++++++-------------------
 1 file changed, 25 insertions(+), 19 deletions(-)

(limited to 'frontend/util/index.js')

diff --git a/frontend/util/index.js b/frontend/util/index.js
index 02a7a4d..e951182 100644
--- a/frontend/util/index.js
+++ b/frontend/util/index.js
@@ -92,25 +92,31 @@ export const uploadUri = ({ sha256, ext }) => '/static/data/uploads' + sha256_tr
 export const metadataUri = (sha256, tag) => '/metadata/' + sha256 + '/' + tag + '/'
 export const keyframeUri = (sha256, frame) => '/metadata/' + sha256 + '/keyframe/' + pad(frame, 6) + '/'
 
-export const preloadImage = opt => {
-  let { verified, hash, frame, url } = opt
-  if (hash && frame) {
-    url = imageUrl(verified, hash, frame, 'md')
-  }
-  const image = new Image()
-  let loaded = false
-  image.onload = () => {
-    if (loaded) return
-    loaded = true
-    image.onload = null
-  }
-  // console.log(img.src)
-  image.crossOrigin = 'anonymous'
-  image.src = url
-  if (image.complete) {
-    image.onload()
-  }
-}
+export const preloadImage = url => (
+  new Promise((resolve, reject) => {
+    const image = new Image()
+    let loaded = false
+    image.onload = () => {
+      if (loaded) return
+      loaded = true
+      image.onload = null
+      image.onerror = null
+      resolve(image)
+    }
+    image.onerror = () => {
+      if (loaded) return
+      image.onload = null
+      image.onerror = null
+      resolve(image)
+    }
+    // console.log(img.src)
+    // image.crossOrigin = 'anonymous'
+    image.src = url
+    if (image.complete) {
+      image.onload()
+    }
+  })
+)
 
 export const cropImage = (url, crop) => {
   return new Promise((resolve, reject) => {
-- 
cgit v1.2.3-70-g09d2