From 0c503f5c87ec0fbd764ece910a5b11809303cb79 Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Tue, 20 Aug 2019 09:01:19 +0200
Subject: Fix bad import on FF ESR

---
 client/src/app/shared/misc/utils.ts | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

(limited to 'client/src/app/shared/misc')

diff --git a/client/src/app/shared/misc/utils.ts b/client/src/app/shared/misc/utils.ts
index 85fc1c3a0..f26240d21 100644
--- a/client/src/app/shared/misc/utils.ts
+++ b/client/src/app/shared/misc/utils.ts
@@ -134,6 +134,41 @@ function scrollToTop () {
   window.scroll(0, 0)
 }
 
+// Thanks: https://github.com/uupaa/dynamic-import-polyfill
+function importModule (path: string) {
+  return new Promise((resolve, reject) => {
+    const vector = '$importModule$' + Math.random().toString(32).slice(2)
+    const script = document.createElement('script')
+
+    const destructor = () => {
+      delete window[ vector ]
+      script.onerror = null
+      script.onload = null
+      script.remove()
+      URL.revokeObjectURL(script.src)
+      script.src = ''
+    }
+
+    script.defer = true
+    script.type = 'module'
+
+    script.onerror = () => {
+      reject(new Error(`Failed to import: ${path}`))
+      destructor()
+    }
+    script.onload = () => {
+      resolve(window[ vector ])
+      destructor()
+    }
+    const absURL = (environment.apiUrl || window.location.origin) + path
+    const loader = `import * as m from "${absURL}"; window.${vector} = m;` // export Module
+    const blob = new Blob([ loader ], { type: 'text/javascript' })
+    script.src = URL.createObjectURL(blob)
+
+    document.head.appendChild(script)
+  })
+}
+
 export {
   sortBy,
   durationToString,
@@ -147,5 +182,6 @@ export {
   objectToFormData,
   objectLineFeedToHtml,
   removeElementFromArray,
+  importModule,
   scrollToTop
 }
-- 
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