From 3295288d6edcc56c16f8c70bbc89546243708d93 Mon Sep 17 00:00:00 2001
From: Mihail Geshoski <mihail@moodle.com>
Date: Wed, 15 Jul 2020 16:37:13 +0800
Subject: [PATCH] MDL-69079 course: Handle fetch module data failures in
 activity chooser

---
 course/amd/build/activitychooser.min.js       | Bin 6349 -> 6790 bytes
 course/amd/build/activitychooser.min.js.map   | Bin 24891 -> 25646 bytes
 course/amd/src/activitychooser.js             |  13 +++++-
 .../local/activitychooser/error.mustache      |  39 ++++++++++++++++++
 4 files changed, 51 insertions(+), 1 deletion(-)
 create mode 100644 course/templates/local/activitychooser/error.mustache

diff --git a/course/amd/build/activitychooser.min.js b/course/amd/build/activitychooser.min.js
index 0ea080eb7586eeeb67f890105e382a304e9741a3..da00bcf7ae92e2bd62204bacfb652b46c82e9ddb 100644
GIT binary patch
delta 313
zcmX?W*k-z6ItP2cPJvFLPU+-%98;N$3@4j%{uIc!P1Gw+%`34kur1NZ)ybc1$0f$D
zmz-FVoS`u}fWwR<Nwc~vu}C2qs3}M**|s{hs3^ZEH?_DpF+J5PNe{}ZwNBJ4F|f@6
zQhBKrCAKD$?{LXY?qd`a0IOHhN!GMZPApDUFqtgHt;lFL*_J!XA0lFCXjKSvL}r>s
zp=LGI3_}y^q@vWs?AoH#lG36)g+#r?q@vP-5)CDYfD+V5Lldh~+ais^$=O_v1_e5$
zI%OJ#I;naoi6uY_OMt#hF3HT#%S_SK$=5`4rlBR!orb)nI_a7)!z@7#1cuILTkZ+G
E06XPossI20

delta 158
zcmZoOJ!`mOItP26PQFfoPT}Nv98;MLEhn3D{uIcwP1Gw+%`36aw=L1g)ybP|$0a6i
zot#*ls$ghnRREJMv@Oyon5@F%XppZ{s8gm<pp&YXl2`&%Rsz(XT#}iemzkoelc#B&
us8?cOn**fsQY%Vq4b3M{<uT+f)JfOWgqmtTIg(ouWPLSv)aC$QGhP56FESYb

diff --git a/course/amd/build/activitychooser.min.js.map b/course/amd/build/activitychooser.min.js.map
index 6519c83884d1f3eee632c81b96ba9439ee6c6dec..b4be36402fea1e00ae28a41954e6c7702db74f0a 100644
GIT binary patch
delta 1614
zcmZ`(&2Jl35Z8vPY7ueLI5tj`G}}Z~T=}UsP8`RPf|&Q#c3jIbX<7oP2sX~f-ozh?
z?R+?h1PO^F5{%SK4}4sasz^B^4xk<)RUC3h2*H&D`~$$u+f=cN@L~LB-hBM#_h#q2
zAB`uc#_?g#M9FTKD&u0@X*L_p`%Z1EYPTKBZrfz5IjxpmcJS|>5FYk?auR&$^yQ<7
zTuexzfPO3;kp;*`q{stQrI;quo)jwp1=2`a6rBvH4OL^!aurFn%AzfW4N#VK?Z$Rc
z4JnFX<=E2}1<38Hdvw0LqeNLkZgrUy?CT32fh$Fa0ycE)w6(y|35$Jg5l;i`OR;A`
zR2IZCM5qL(j7q|=0y}C;GV)!n*05k&)g@O?co3(RrLj0<0+nIOd7;Rlp`fk!%oo6-
zZzyRC2cW|D3AILYRvqYE#0p0%QKD<csB-U;wC<8f=a%qG-%Vo`fAGbIQ>w$%ZCeMD
zn`m03x{`FYjIZ?FK3XCpXzoBQ@>zq~lqn5TQ=G}_KugR};~R<_k84H}7CX=Inf~9&
zM=l!65-*^1H#(u~!S?vvmby}tfcFD*I4YgA_?-(yeA?#@?kjpGpa&#8vr?z(AoN?t
zB7WKrMiEc@qhoLKtxjG{>cZMU?d2$&n#JI?kCR(zcCuNh?KCG{r}KSsBD_<?A6-0P
zkv-7G_!&XP@TY5q-sB6G2;Lib-E8ZOb&WQjZfUJZ(3APs_&kHh14F%Do6nQY`xEi0
z{4S@9=RK+!1+0=#!0!e;c#!o5x-0C;R9=%1#{<6%c%}7o!!|?bsmC+__q|chZSg3l
z7i#!;@ONV$j{?I+1Rn<;^|hI#1)69@11}>dZv-cLu5M(+1L}P<gVoT7UD}@^xX@1K
zhHe>MYUO&jijRiho3H8@C~GFYM=xtmwArrn=;%fv&h?inX|ZY1u<H-Ffw7T7;2a4N
zQvi62{aqQuFGd!wOnDe1_}fUa3&q^1Z9qkTIS#w4$VJ7Kl&<(T+1Ga!Pr55-rLKLx
zPc+qPJA*&pIP~x8EZ(B=F7~iC_HdAJ)2w(CKveTA*Kln7Hg?8+IA~^lo&z&Z8>VsM
zn%@}z7j*cd^S9%v;8HYd=GINSZtA^gHcF+PX3N~GxK+nocW7n0^|INnIOZCyN@1?K
zEn1u%ZSf-Z+&1}WL#?r9SMh8%*?UKC+pyj0)JtI;i;m(~Q<we!S-s{we*QrSkCT^%
zCiUg{BA%QxojcE$^4ISNjgRmw=_kKe@t?U6{t})T((aSOgWbK(@vqo*{Nv%kE$S?7
zH>(}9>9lv6b<<sEkWI&QTV}ms64;%pgRx}jD&2%{a(`&Y0*vOe7eYk`@v~?@{+haU
JGMc&({uel%+%^CJ

delta 1044
zcmZ`&OKVe65avdZDkN!|q&B8WT7#hUKwoK_N)hIqd-G_BX`9wou!~@8a+4<XWo;^!
ziYqs62K)g<+z2Yfjfx;$b>*M%52&~moH@79STu{t{pRtVZ|2N-b8LJ%GT!aG@Pq3q
zzH|j!Q|FE^&L!ooF)0+#kL{|kU{cPDA|z!)4sc{r)}@#QTQ#I2SXBfSL6Z>`kWneN
zCY!<>4ts+b_r@n?#VSCBy;ZeBwyyRx!%2-2_bAL<Dmz2goF-#s)A-oiZ#XRPz2R^}
zHKoYG5EW-AVVI#U39AwwctQ=eEycJ5bBmd*ZRZ3n5!4*H99cEFr{%73Rw}KDOfhZ&
zX%i1kD4R@PHCb(qzv=%@Zs@edG>rt*EN*o6gf#6YGeMIxtO--30rEvW?6d=$N)!M{
z6@`;hmu+FpXHriqJ}`>-$~PFB=cqHVU3~~o0I0Prv8fUK<vVa!E%uezs2V=$invEL
zX;ym@__{0a9z5e2z#;$5zJ{)BXjLOtU84d?T+0pfcMYHWL+-|3rQyI>M<utzzB2ys
zN8IcG2<xWGxD=2<=Lmg$u)!Uusw(5#z-KoNlrEEJWMww68T@8!;&OM`NMN)3g_lGr
z$k<Gt-I0k_^ite)VbT%{01E>aPKO?~p|2r0MXjF8SB*B93b#Yt?p=<p>xq{2K%EP#
z>E5-wRKf4P5yM7LBp*CE@qrY1fZHSnY+1+kNTy>qrL`pROQg_tT2HiOz?$CkRZds-
z>CP{X@<PE9nfp76x6_tM=kc68tD-JRTKF-x@2}`e=e;=r8*_bk1C=x{&V-&jjg<GT
zjK8m3$Hlk@fA*z4PJ-UPvb0<2{zKz`Mf+!ypT#G;aVB{l#f>N)O$A$>Q_*XG02}Hf
AQ2+n{

diff --git a/course/amd/src/activitychooser.js b/course/amd/src/activitychooser.js
index a1d1bbca3a0..ab56979778f 100644
--- a/course/amd/src/activitychooser.js
+++ b/course/amd/src/activitychooser.js
@@ -133,7 +133,18 @@ const registerListenerEvents = (courseId, chooserConfig) => {
                 const sectionModal = buildModal(bodyPromise, footerData);
 
                 // Now we have a modal we should start fetching data.
-                const data = await fetchModuleData();
+                // If an error occurs while fetching the data, display the error within the modal.
+                const data = await fetchModuleData().catch(async(e) => {
+                    const errorTemplateData = {
+                        'errormessage': e.message
+                    };
+                    bodyPromiseResolver(await Templates.render('core_course/local/activitychooser/error', errorTemplateData));
+                });
+
+                // Early return if there is no module data.
+                if (!data) {
+                    return;
+                }
 
                 // Apply the section id to all the module instance links.
                 const builtModuleData = sectionIdMapper(data, caller.dataset.sectionid, caller.dataset.sectionreturnid);
diff --git a/course/templates/local/activitychooser/error.mustache b/course/templates/local/activitychooser/error.mustache
new file mode 100644
index 00000000000..98ac463c487
--- /dev/null
+++ b/course/templates/local/activitychooser/error.mustache
@@ -0,0 +1,39 @@
+{{!
+    This file is part of Moodle - http://moodle.org/
+
+    Moodle is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Moodle is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+}}
+{{!
+    @template core_course/local/activitychooser/error
+
+    Chooser error template.
+
+    Variables required for this template:
+    * errormessage - The error message
+
+    Example context (json):
+    {
+        "errormessage": "Error"
+    }
+}}
+<div class="p-2 px-sm-5 py-sm-4">
+    <div class="alert alert-danger" role="alert">
+        <h5 class="alert-heading">
+            <i class="fa fa-exclamation-circle fa-fw text-danger"></i>
+            {{#str}} error, error {{/str}}
+        </h5>
+        <hr>
+        <p class="text-break">{{{errormessage}}}</p>
+    </div>
+</div>
-- 
2.43.0