From 21431b4075650323107abddfe97073c959159624 Mon Sep 17 00:00:00 2001
From: cuom1999 <lephuocdinh99@gmail.com>
Date: Sun, 10 Oct 2021 17:51:26 -0500
Subject: [PATCH] Improve problem pdf (LDT)

---
 templates/problem/problem.html | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/templates/problem/problem.html b/templates/problem/problem.html
index f25fead..1aabfce 100644
--- a/templates/problem/problem.html
+++ b/templates/problem/problem.html
@@ -81,6 +81,9 @@
         $(function() {
             $('#pdf_button').click(async function(e) {
                 e.preventDefault();
+                if (!$('#raw_problem').attr('src')) {
+                    $('#raw_problem').attr('src', '{{problem.code}}/raw')
+                }
                 while(!$('.math-loaded', frames['raw_problem'].document).length){
                     await new Promise(r => setTimeout(r, 200)); 
                 }