From e4e7ec5efbb5a395e8ab1974fb63b0d5828f07c6 Mon Sep 17 00:00:00 2001
From: Nick Phillips <nick.phillips@otago.ac.nz>
Date: Thu, 8 Dec 2022 09:44:47 +1300
Subject: [PATCH] MDL-75870 course: only section togglers to toggle sections

---
 course/format/amd/build/local/content.min.js     | 2 +-
 course/format/amd/build/local/content.min.js.map | 2 +-
 course/format/amd/src/local/content.js           | 5 ++++-
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/course/format/amd/build/local/content.min.js b/course/format/amd/build/local/content.min.js
index 203a505152b..a679ff047be 100644
--- a/course/format/amd/build/local/content.min.js
+++ b/course/format/amd/build/local/content.min.js
@@ -6,6 +6,6 @@ define("core_courseformat/local/content",["exports","core/reactive","core_course
    * @class      core_courseformat/local/content
    * @copyright  2020 Ferran Recio <ferran@moodle.com>
    * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
-   */Object.defineProperty(_exports,"__esModule",{value:!0}),_exports.default=void 0,_inplace_editable=_interopRequireDefault(_inplace_editable),_section=_interopRequireDefault(_section),_cmitem=_interopRequireDefault(_cmitem),_actions=_interopRequireDefault(_actions),_actions2=_interopRequireDefault(_actions2),CourseEvents=function(obj,nodeInterop){if(!nodeInterop&&obj&&obj.__esModule)return obj;if(null===obj||"object"!=typeof obj&&"function"!=typeof obj)return{default:obj};var cache=_getRequireWildcardCache(nodeInterop);if(cache&&cache.has(obj))return cache.get(obj);var newObj={},hasPropertyDescriptor=Object.defineProperty&&Object.getOwnPropertyDescriptor;for(var key in obj)if("default"!==key&&Object.prototype.hasOwnProperty.call(obj,key)){var desc=hasPropertyDescriptor?Object.getOwnPropertyDescriptor(obj,key):null;desc&&(desc.get||desc.set)?Object.defineProperty(newObj,key,desc):newObj[key]=obj[key]}newObj.default=obj,cache&&cache.set(obj,newObj);return newObj}(CourseEvents),_jquery=_interopRequireDefault(_jquery);class Component extends _reactive.BaseComponent{create(descriptor){var _descriptor$sectionRe;this.name="course_format",this.selectors={SECTION:"[data-for='section']",SECTION_ITEM:"[data-for='section_title']",SECTION_CMLIST:"[data-for='cmlist']",COURSE_SECTIONLIST:"[data-for='course_sectionlist']",CM:"[data-for='cmitem']",PAGE:"#page",TOGGLER:'[data-action="togglecoursecontentsection"]',COLLAPSE:'[data-toggle="collapse"]',TOGGLEALL:'[data-toggle="toggleall"]',ACTIVITYTAG:"li",SECTIONTAG:"li"},this.classes={COLLAPSED:"collapsed",ACTIVITY:"activity",STATEDREADY:"stateready",SECTION:"section"},this.dettachedCms={},this.dettachedSections={},this.sections={},this.cms={},this.sectionReturn=null!==(_descriptor$sectionRe=descriptor.sectionReturn)&&void 0!==_descriptor$sectionRe?_descriptor$sectionRe:0}static init(target,selectors,sectionReturn){return new Component({element:document.getElementById(target),reactive:(0,_courseeditor.getCurrentCourseEditor)(),selectors:selectors,sectionReturn:sectionReturn})}stateReady(state){this._indexContents(),this.addEventListener(this.element,"click",this._sectionTogglers);const toogleAll=this.getElement(this.selectors.TOGGLEALL);if(toogleAll){const collapseElementIds=[...this.getElements(this.selectors.COLLAPSE)].map((element=>element.id));toogleAll.setAttribute("aria-controls",collapseElementIds.join(" ")),this.addEventListener(toogleAll,"click",this._allSectionToggler),this.addEventListener(toogleAll,"keydown",(e=>{" "===e.key&&this._allSectionToggler(e)})),this._refreshAllSectionsToggler(state)}this.reactive.supportComponents&&(this.reactive.isEditing&&new _actions2.default(this),this.element.classList.add(this.classes.STATEDREADY)),this.addEventListener(this.element,CourseEvents.manualCompletionToggled,this._completionHandler),this.addEventListener(document.querySelector(this.selectors.PAGE),"scroll",this._scrollHandler)}_sectionTogglers(event){const sectionlink=event.target.closest(this.selectors.TOGGLER),isChevron=event.target.closest(this.selectors.COLLAPSE);if(sectionlink||isChevron){var _toggler$classList$co;const section=event.target.closest(this.selectors.SECTION),toggler=section.querySelector(this.selectors.COLLAPSE),isCollapsed=null!==(_toggler$classList$co=null==toggler?void 0:toggler.classList.contains(this.classes.COLLAPSED))&&void 0!==_toggler$classList$co&&_toggler$classList$co;if(isChevron||isCollapsed){const sectionId=section.getAttribute("data-id");this.reactive.dispatch("sectionContentCollapsed",[sectionId],!isCollapsed)}}}_allSectionToggler(event){var _course$sectionlist;event.preventDefault();const isAllCollapsed=event.target.closest(this.selectors.TOGGLEALL).classList.contains(this.classes.COLLAPSED),course=this.reactive.get("course");this.reactive.dispatch("sectionContentCollapsed",null!==(_course$sectionlist=course.sectionlist)&&void 0!==_course$sectionlist?_course$sectionlist:[],!isAllCollapsed)}getWatchers(){return this.reactive.sectionReturn=this.sectionReturn,this.reactive.supportComponents?[{watch:"cm.visible:updated",handler:this._reloadCm},{watch:"cm.stealth:updated",handler:this._reloadCm},{watch:"section.number:updated",handler:this._refreshSectionNumber},{watch:"section.contentcollapsed:updated",handler:this._refreshSectionCollapsed},{watch:"transaction:start",handler:this._startProcessing},{watch:"course.sectionlist:updated",handler:this._refreshCourseSectionlist},{watch:"section.cmlist:updated",handler:this._refreshSectionCmlist},{watch:"state:updated",handler:this._indexContents},{watch:"cm.visible:updated",handler:this._reloadCm},{watch:"cm.sectionid:updated",handler:this._reloadCm}]:[]}_refreshSectionCollapsed(_ref){var _toggler$classList$co2;let{state:state,element:element}=_ref;const target=this.getElement(this.selectors.SECTION,element.id);if(!target)throw new Error("Unknown section with ID ".concat(element.id));const toggler=target.querySelector(this.selectors.COLLAPSE),isCollapsed=null!==(_toggler$classList$co2=null==toggler?void 0:toggler.classList.contains(this.classes.COLLAPSED))&&void 0!==_toggler$classList$co2&&_toggler$classList$co2;if(element.contentcollapsed!==isCollapsed){var _toggler$dataset$targ;let collapsibleId=null!==(_toggler$dataset$targ=toggler.dataset.target)&&void 0!==_toggler$dataset$targ?_toggler$dataset$targ:toggler.getAttribute("href");if(!collapsibleId)return;collapsibleId=collapsibleId.replace("#","");const collapsible=document.getElementById(collapsibleId);if(!collapsible)return;(0,_jquery.default)(collapsible).collapse(element.contentcollapsed?"hide":"show")}this._refreshAllSectionsToggler(state)}_refreshAllSectionsToggler(state){const target=this.getElement(this.selectors.TOGGLEALL);if(!target)return;let allcollapsed=!0,allexpanded=!0;state.section.forEach((section=>{allcollapsed=allcollapsed&&section.contentcollapsed,allexpanded=allexpanded&&!section.contentcollapsed})),allcollapsed&&(target.classList.add(this.classes.COLLAPSED),target.setAttribute("aria-expanded",!1)),allexpanded&&(target.classList.remove(this.classes.COLLAPSED),target.setAttribute("aria-expanded",!0))}_startProcessing(){this.dettachedCms={},this.dettachedSections={}}_completionHandler(_ref2){let{detail:detail}=_ref2;void 0!==detail&&this.reactive.dispatch("cmCompletion",[detail.cmid],detail.completed)}_scrollHandler(){const pageOffset=document.querySelector(this.selectors.PAGE).scrollTop,items=this.reactive.getExporter().allItemsArray(this.reactive.state);let pageItem=null;items.every((item=>{const index="section"===item.type?this.sections:this.cms;if(void 0===index[item.id])return!0;const element=index[item.id].element;return"cm"!==item.type||item.url||this.reactive.isEditing?(pageItem=item,pageOffset>=element.offsetTop):pageOffset>=element.offsetTop})),pageItem&&this.reactive.dispatch("setPageItem",pageItem.type,pageItem.id)}_refreshSectionNumber(_ref3){let{element:element}=_ref3;const target=this.getElement(this.selectors.SECTION,element.id);if(!target)return;target.id="section-".concat(element.number),target.dataset.sectionid=element.number,target.dataset.number=element.number;const inplace=_inplace_editable.default.getInplaceEditable(target.querySelector(this.selectors.SECTION_ITEM));if(inplace){const currentvalue=inplace.getValue(),currentitemid=inplace.getItemId();""===inplace.getValue()&&(currentitemid!=element.id||currentvalue==element.rawtitle&&""!=element.rawtitle||inplace.setValue(element.rawtitle))}}_refreshSectionCmlist(_ref4){var _element$cmlist;let{element:element}=_ref4;const cmlist=null!==(_element$cmlist=element.cmlist)&&void 0!==_element$cmlist?_element$cmlist:[],section=this.getElement(this.selectors.SECTION,element.id),listparent=null==section?void 0:section.querySelector(this.selectors.SECTION_CMLIST),createCm=this._createCmItem.bind(this);listparent&&this._fixOrder(listparent,cmlist,this.selectors.CM,this.dettachedCms,createCm)}_refreshCourseSectionlist(_ref5){var _element$sectionlist;let{element:element}=_ref5;if(0!=this.reactive.sectionReturn)return;const sectionlist=null!==(_element$sectionlist=element.sectionlist)&&void 0!==_element$sectionlist?_element$sectionlist:[],listparent=this.getElement(this.selectors.COURSE_SECTIONLIST),createSection=this._createSectionItem.bind(this);listparent&&this._fixOrder(listparent,sectionlist,this.selectors.SECTION,this.dettachedSections,createSection)}_indexContents(){this._scanIndex(this.selectors.SECTION,this.sections,(item=>new _section.default(item))),this._scanIndex(this.selectors.CM,this.cms,(item=>new _cmitem.default(item)))}_scanIndex(selector,index,creationhandler){this.getElements("".concat(selector,":not([data-indexed])")).forEach((item=>{var _item$dataset;null!=item&&null!==(_item$dataset=item.dataset)&&void 0!==_item$dataset&&_item$dataset.id&&(void 0!==index[item.dataset.id]&&index[item.dataset.id].unregister(),index[item.dataset.id]=creationhandler({...this,element:item}),item.dataset.indexed=!0)}))}_reloadCm(_ref6){let{element:element}=_ref6;const cmitem=this.getElement(this.selectors.CM,element.id);if(cmitem){_actions.default.refreshModule(cmitem,element.id).then((()=>{this._indexContents()})).catch()}}_reloadSection(_ref7){let{element:element}=_ref7;const sectionitem=this.getElement(this.selectors.SECTION,element.id);if(sectionitem){_actions.default.refreshSection(sectionitem,element.id).then((()=>{this._indexContents()})).catch()}}_createCmItem(container,cmid){const newItem=document.createElement(this.selectors.ACTIVITYTAG);return newItem.dataset.for="cmitem",newItem.dataset.id=cmid,newItem.id="module-".concat(cmid),newItem.classList.add(this.classes.ACTIVITY),container.append(newItem),this._reloadCm({element:this.reactive.get("cm",cmid)}),newItem}_createSectionItem(container,sectionid){const section=this.reactive.get("section",sectionid),newItem=document.createElement(this.selectors.SECTIONTAG);return newItem.dataset.for="section",newItem.dataset.id=sectionid,newItem.dataset.number=section.number,newItem.id="section-".concat(sectionid),newItem.classList.add(this.classes.SECTION),container.append(newItem),this._reloadSection({element:section}),newItem}async _fixOrder(container,neworder,selector,dettachedelements,createMethod){if(void 0===container)return;if(!neworder.length)return container.classList.add("hidden"),void(container.innerHTML="");let dndFakeActivity;for(container.classList.remove("hidden"),neworder.forEach(((itemid,index)=>{var _ref8,_this$getElement;let item=null!==(_ref8=null!==(_this$getElement=this.getElement(selector,itemid))&&void 0!==_this$getElement?_this$getElement:dettachedelements[itemid])&&void 0!==_ref8?_ref8:createMethod(container,itemid);if(void 0===item)return;const currentitem=container.children[index];void 0!==currentitem?currentitem!==item&&container.insertBefore(item,currentitem):container.append(item)}));container.children.length>neworder.length;){var _lastchild$classList;const lastchild=container.lastChild;var _lastchild$dataset$id,_lastchild$dataset;if(null!=lastchild&&null!==(_lastchild$classList=lastchild.classList)&&void 0!==_lastchild$classList&&_lastchild$classList.contains("dndupload-preview"))dndFakeActivity=lastchild;else dettachedelements[null!==(_lastchild$dataset$id=null==lastchild||null===(_lastchild$dataset=lastchild.dataset)||void 0===_lastchild$dataset?void 0:_lastchild$dataset.id)&&void 0!==_lastchild$dataset$id?_lastchild$dataset$id:0]=lastchild;container.removeChild(lastchild)}dndFakeActivity&&container.append(dndFakeActivity)}}return _exports.default=Component,_exports.default}));
+   */Object.defineProperty(_exports,"__esModule",{value:!0}),_exports.default=void 0,_inplace_editable=_interopRequireDefault(_inplace_editable),_section=_interopRequireDefault(_section),_cmitem=_interopRequireDefault(_cmitem),_actions=_interopRequireDefault(_actions),_actions2=_interopRequireDefault(_actions2),CourseEvents=function(obj,nodeInterop){if(!nodeInterop&&obj&&obj.__esModule)return obj;if(null===obj||"object"!=typeof obj&&"function"!=typeof obj)return{default:obj};var cache=_getRequireWildcardCache(nodeInterop);if(cache&&cache.has(obj))return cache.get(obj);var newObj={},hasPropertyDescriptor=Object.defineProperty&&Object.getOwnPropertyDescriptor;for(var key in obj)if("default"!==key&&Object.prototype.hasOwnProperty.call(obj,key)){var desc=hasPropertyDescriptor?Object.getOwnPropertyDescriptor(obj,key):null;desc&&(desc.get||desc.set)?Object.defineProperty(newObj,key,desc):newObj[key]=obj[key]}newObj.default=obj,cache&&cache.set(obj,newObj);return newObj}(CourseEvents),_jquery=_interopRequireDefault(_jquery);class Component extends _reactive.BaseComponent{create(descriptor){var _descriptor$sectionRe;this.name="course_format",this.selectors={SECTION:"[data-for='section']",SECTION_ITEM:"[data-for='section_title']",SECTION_CMLIST:"[data-for='cmlist']",COURSE_SECTIONLIST:"[data-for='course_sectionlist']",CM:"[data-for='cmitem']",PAGE:"#page",TOGGLER:'[data-action="togglecoursecontentsection"]',COLLAPSE:'[data-toggle="collapse"]',TOGGLEALL:'[data-toggle="toggleall"]',ACTIVITYTAG:"li",SECTIONTAG:"li"},this.classes={COLLAPSED:"collapsed",ACTIVITY:"activity",STATEDREADY:"stateready",SECTION:"section"},this.dettachedCms={},this.dettachedSections={},this.sections={},this.cms={},this.sectionReturn=null!==(_descriptor$sectionRe=descriptor.sectionReturn)&&void 0!==_descriptor$sectionRe?_descriptor$sectionRe:0}static init(target,selectors,sectionReturn){return new Component({element:document.getElementById(target),reactive:(0,_courseeditor.getCurrentCourseEditor)(),selectors:selectors,sectionReturn:sectionReturn})}stateReady(state){this._indexContents(),this.addEventListener(this.element,"click",this._sectionTogglers);const toogleAll=this.getElement(this.selectors.TOGGLEALL);if(toogleAll){const collapseElementIds=[...this.getElements(this.selectors.COLLAPSE)].map((element=>element.id));toogleAll.setAttribute("aria-controls",collapseElementIds.join(" ")),this.addEventListener(toogleAll,"click",this._allSectionToggler),this.addEventListener(toogleAll,"keydown",(e=>{" "===e.key&&this._allSectionToggler(e)})),this._refreshAllSectionsToggler(state)}this.reactive.supportComponents&&(this.reactive.isEditing&&new _actions2.default(this),this.element.classList.add(this.classes.STATEDREADY)),this.addEventListener(this.element,CourseEvents.manualCompletionToggled,this._completionHandler),this.addEventListener(document.querySelector(this.selectors.PAGE),"scroll",this._scrollHandler)}_sectionTogglers(event){const sectionlink=event.target.closest(this.selectors.TOGGLER),isChevron=event.target.closest(this.selectors.COLLAPSE).closest(this.selectors.SECTION_ITEM);if(sectionlink||isChevron){var _toggler$classList$co;const section=event.target.closest(this.selectors.SECTION),toggler=section.querySelector(this.selectors.COLLAPSE),isCollapsed=null!==(_toggler$classList$co=null==toggler?void 0:toggler.classList.contains(this.classes.COLLAPSED))&&void 0!==_toggler$classList$co&&_toggler$classList$co;if(isChevron||isCollapsed){const sectionId=section.getAttribute("data-id");this.reactive.dispatch("sectionContentCollapsed",[sectionId],!isCollapsed)}}}_allSectionToggler(event){var _course$sectionlist;event.preventDefault();const isAllCollapsed=event.target.closest(this.selectors.TOGGLEALL).classList.contains(this.classes.COLLAPSED),course=this.reactive.get("course");this.reactive.dispatch("sectionContentCollapsed",null!==(_course$sectionlist=course.sectionlist)&&void 0!==_course$sectionlist?_course$sectionlist:[],!isAllCollapsed)}getWatchers(){return this.reactive.sectionReturn=this.sectionReturn,this.reactive.supportComponents?[{watch:"cm.visible:updated",handler:this._reloadCm},{watch:"cm.stealth:updated",handler:this._reloadCm},{watch:"section.number:updated",handler:this._refreshSectionNumber},{watch:"section.contentcollapsed:updated",handler:this._refreshSectionCollapsed},{watch:"transaction:start",handler:this._startProcessing},{watch:"course.sectionlist:updated",handler:this._refreshCourseSectionlist},{watch:"section.cmlist:updated",handler:this._refreshSectionCmlist},{watch:"state:updated",handler:this._indexContents},{watch:"cm.visible:updated",handler:this._reloadCm},{watch:"cm.sectionid:updated",handler:this._reloadCm}]:[]}_refreshSectionCollapsed(_ref){var _toggler$classList$co2;let{state:state,element:element}=_ref;const target=this.getElement(this.selectors.SECTION,element.id);if(!target)throw new Error("Unknown section with ID ".concat(element.id));const toggler=target.querySelector(this.selectors.COLLAPSE),isCollapsed=null!==(_toggler$classList$co2=null==toggler?void 0:toggler.classList.contains(this.classes.COLLAPSED))&&void 0!==_toggler$classList$co2&&_toggler$classList$co2;if(element.contentcollapsed!==isCollapsed){var _toggler$dataset$targ;let collapsibleId=null!==(_toggler$dataset$targ=toggler.dataset.target)&&void 0!==_toggler$dataset$targ?_toggler$dataset$targ:toggler.getAttribute("href");if(!collapsibleId)return;collapsibleId=collapsibleId.replace("#","");const collapsible=document.getElementById(collapsibleId);if(!collapsible)return;(0,_jquery.default)(collapsible).collapse(element.contentcollapsed?"hide":"show")}this._refreshAllSectionsToggler(state)}_refreshAllSectionsToggler(state){const target=this.getElement(this.selectors.TOGGLEALL);if(!target)return;let allcollapsed=!0,allexpanded=!0;state.section.forEach((section=>{allcollapsed=allcollapsed&&section.contentcollapsed,allexpanded=allexpanded&&!section.contentcollapsed})),allcollapsed&&(target.classList.add(this.classes.COLLAPSED),target.setAttribute("aria-expanded",!1)),allexpanded&&(target.classList.remove(this.classes.COLLAPSED),target.setAttribute("aria-expanded",!0))}_startProcessing(){this.dettachedCms={},this.dettachedSections={}}_completionHandler(_ref2){let{detail:detail}=_ref2;void 0!==detail&&this.reactive.dispatch("cmCompletion",[detail.cmid],detail.completed)}_scrollHandler(){const pageOffset=document.querySelector(this.selectors.PAGE).scrollTop,items=this.reactive.getExporter().allItemsArray(this.reactive.state);let pageItem=null;items.every((item=>{const index="section"===item.type?this.sections:this.cms;if(void 0===index[item.id])return!0;const element=index[item.id].element;return"cm"!==item.type||item.url||this.reactive.isEditing?(pageItem=item,pageOffset>=element.offsetTop):pageOffset>=element.offsetTop})),pageItem&&this.reactive.dispatch("setPageItem",pageItem.type,pageItem.id)}_refreshSectionNumber(_ref3){let{element:element}=_ref3;const target=this.getElement(this.selectors.SECTION,element.id);if(!target)return;target.id="section-".concat(element.number),target.dataset.sectionid=element.number,target.dataset.number=element.number;const inplace=_inplace_editable.default.getInplaceEditable(target.querySelector(this.selectors.SECTION_ITEM));if(inplace){const currentvalue=inplace.getValue(),currentitemid=inplace.getItemId();""===inplace.getValue()&&(currentitemid!=element.id||currentvalue==element.rawtitle&&""!=element.rawtitle||inplace.setValue(element.rawtitle))}}_refreshSectionCmlist(_ref4){var _element$cmlist;let{element:element}=_ref4;const cmlist=null!==(_element$cmlist=element.cmlist)&&void 0!==_element$cmlist?_element$cmlist:[],section=this.getElement(this.selectors.SECTION,element.id),listparent=null==section?void 0:section.querySelector(this.selectors.SECTION_CMLIST),createCm=this._createCmItem.bind(this);listparent&&this._fixOrder(listparent,cmlist,this.selectors.CM,this.dettachedCms,createCm)}_refreshCourseSectionlist(_ref5){var _element$sectionlist;let{element:element}=_ref5;if(0!=this.reactive.sectionReturn)return;const sectionlist=null!==(_element$sectionlist=element.sectionlist)&&void 0!==_element$sectionlist?_element$sectionlist:[],listparent=this.getElement(this.selectors.COURSE_SECTIONLIST),createSection=this._createSectionItem.bind(this);listparent&&this._fixOrder(listparent,sectionlist,this.selectors.SECTION,this.dettachedSections,createSection)}_indexContents(){this._scanIndex(this.selectors.SECTION,this.sections,(item=>new _section.default(item))),this._scanIndex(this.selectors.CM,this.cms,(item=>new _cmitem.default(item)))}_scanIndex(selector,index,creationhandler){this.getElements("".concat(selector,":not([data-indexed])")).forEach((item=>{var _item$dataset;null!=item&&null!==(_item$dataset=item.dataset)&&void 0!==_item$dataset&&_item$dataset.id&&(void 0!==index[item.dataset.id]&&index[item.dataset.id].unregister(),index[item.dataset.id]=creationhandler({...this,element:item}),item.dataset.indexed=!0)}))}_reloadCm(_ref6){let{element:element}=_ref6;const cmitem=this.getElement(this.selectors.CM,element.id);if(cmitem){_actions.default.refreshModule(cmitem,element.id).then((()=>{this._indexContents()})).catch()}}_reloadSection(_ref7){let{element:element}=_ref7;const sectionitem=this.getElement(this.selectors.SECTION,element.id);if(sectionitem){_actions.default.refreshSection(sectionitem,element.id).then((()=>{this._indexContents()})).catch()}}_createCmItem(container,cmid){const newItem=document.createElement(this.selectors.ACTIVITYTAG);return newItem.dataset.for="cmitem",newItem.dataset.id=cmid,newItem.id="module-".concat(cmid),newItem.classList.add(this.classes.ACTIVITY),container.append(newItem),this._reloadCm({element:this.reactive.get("cm",cmid)}),newItem}_createSectionItem(container,sectionid){const section=this.reactive.get("section",sectionid),newItem=document.createElement(this.selectors.SECTIONTAG);return newItem.dataset.for="section",newItem.dataset.id=sectionid,newItem.dataset.number=section.number,newItem.id="section-".concat(sectionid),newItem.classList.add(this.classes.SECTION),container.append(newItem),this._reloadSection({element:section}),newItem}async _fixOrder(container,neworder,selector,dettachedelements,createMethod){if(void 0===container)return;if(!neworder.length)return container.classList.add("hidden"),void(container.innerHTML="");let dndFakeActivity;for(container.classList.remove("hidden"),neworder.forEach(((itemid,index)=>{var _ref8,_this$getElement;let item=null!==(_ref8=null!==(_this$getElement=this.getElement(selector,itemid))&&void 0!==_this$getElement?_this$getElement:dettachedelements[itemid])&&void 0!==_ref8?_ref8:createMethod(container,itemid);if(void 0===item)return;const currentitem=container.children[index];void 0!==currentitem?currentitem!==item&&container.insertBefore(item,currentitem):container.append(item)}));container.children.length>neworder.length;){var _lastchild$classList;const lastchild=container.lastChild;var _lastchild$dataset$id,_lastchild$dataset;if(null!=lastchild&&null!==(_lastchild$classList=lastchild.classList)&&void 0!==_lastchild$classList&&_lastchild$classList.contains("dndupload-preview"))dndFakeActivity=lastchild;else dettachedelements[null!==(_lastchild$dataset$id=null==lastchild||null===(_lastchild$dataset=lastchild.dataset)||void 0===_lastchild$dataset?void 0:_lastchild$dataset.id)&&void 0!==_lastchild$dataset$id?_lastchild$dataset$id:0]=lastchild;container.removeChild(lastchild)}dndFakeActivity&&container.append(dndFakeActivity)}}return _exports.default=Component,_exports.default}));
 
 //# sourceMappingURL=content.min.js.map
\ No newline at end of file
diff --git a/course/format/amd/build/local/content.min.js.map b/course/format/amd/build/local/content.min.js.map
index b2552538ec6..91dad5ba598 100644
--- a/course/format/amd/build/local/content.min.js.map
+++ b/course/format/amd/build/local/content.min.js.map
@@ -1 +1 @@
-{"version":3,"file":"content.min.js","sources":["../../src/local/content.js"],"sourcesContent":["// This file is part of Moodle - http://moodle.org/\n//\n// Moodle is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// Moodle is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.\n\n/**\n * Course index main component.\n *\n * @module     core_courseformat/local/content\n * @class      core_courseformat/local/content\n * @copyright  2020 Ferran Recio <ferran@moodle.com>\n * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\n\nimport {BaseComponent} from 'core/reactive';\nimport {getCurrentCourseEditor} from 'core_courseformat/courseeditor';\nimport inplaceeditable from 'core/inplace_editable';\nimport Section from 'core_courseformat/local/content/section';\nimport CmItem from 'core_courseformat/local/content/section/cmitem';\n// Course actions is needed for actions that are not migrated to components.\nimport courseActions from 'core_course/actions';\nimport DispatchActions from 'core_courseformat/local/content/actions';\nimport * as CourseEvents from 'core_course/events';\n// The jQuery module is only used for interacting with Boostrap 4. It can we removed when MDL-71979 is integrated.\nimport jQuery from 'jquery';\n\nexport default class Component extends BaseComponent {\n\n    /**\n     * Constructor hook.\n     *\n     * @param {Object} descriptor the component descriptor\n     */\n    create(descriptor) {\n        // Optional component name for debugging.\n        this.name = 'course_format';\n        // Default query selectors.\n        this.selectors = {\n            SECTION: `[data-for='section']`,\n            SECTION_ITEM: `[data-for='section_title']`,\n            SECTION_CMLIST: `[data-for='cmlist']`,\n            COURSE_SECTIONLIST: `[data-for='course_sectionlist']`,\n            CM: `[data-for='cmitem']`,\n            PAGE: `#page`,\n            TOGGLER: `[data-action=\"togglecoursecontentsection\"]`,\n            COLLAPSE: `[data-toggle=\"collapse\"]`,\n            TOGGLEALL: `[data-toggle=\"toggleall\"]`,\n            // Formats can override the activity tag but a default one is needed to create new elements.\n            ACTIVITYTAG: 'li',\n            SECTIONTAG: 'li',\n        };\n        // Default classes to toggle on refresh.\n        this.classes = {\n            COLLAPSED: `collapsed`,\n            // Course content classes.\n            ACTIVITY: `activity`,\n            STATEDREADY: `stateready`,\n            SECTION: `section`,\n        };\n        // Array to save dettached elements during element resorting.\n        this.dettachedCms = {};\n        this.dettachedSections = {};\n        // Index of sections and cms components.\n        this.sections = {};\n        this.cms = {};\n        // The page section return.\n        this.sectionReturn = descriptor.sectionReturn ?? 0;\n    }\n\n    /**\n     * Static method to create a component instance form the mustahce template.\n     *\n     * @param {string} target the DOM main element or its ID\n     * @param {object} selectors optional css selector overrides\n     * @param {number} sectionReturn the content section return\n     * @return {Component}\n     */\n    static init(target, selectors, sectionReturn) {\n        return new Component({\n            element: document.getElementById(target),\n            reactive: getCurrentCourseEditor(),\n            selectors,\n            sectionReturn,\n        });\n    }\n\n    /**\n     * Initial state ready method.\n     *\n     * @param {Object} state the state data\n     */\n    stateReady(state) {\n        this._indexContents();\n        // Activate section togglers.\n        this.addEventListener(this.element, 'click', this._sectionTogglers);\n\n        // Collapse/Expand all sections button.\n        const toogleAll = this.getElement(this.selectors.TOGGLEALL);\n        if (toogleAll) {\n\n            // Ensure collapse menu button adds aria-controls attribute referring to each collapsible element.\n            const collapseElements = this.getElements(this.selectors.COLLAPSE);\n            const collapseElementIds = [...collapseElements].map(element => element.id);\n            toogleAll.setAttribute('aria-controls', collapseElementIds.join(' '));\n\n            this.addEventListener(toogleAll, 'click', this._allSectionToggler);\n            this.addEventListener(toogleAll, 'keydown', e => {\n                // Collapse/expand all sections when Space key is pressed on the toggle button.\n                if (e.key === ' ') {\n                    this._allSectionToggler(e);\n                }\n            });\n            this._refreshAllSectionsToggler(state);\n        }\n\n        if (this.reactive.supportComponents) {\n            // Actions are only available in edit mode.\n            if (this.reactive.isEditing) {\n                new DispatchActions(this);\n            }\n\n            // Mark content as state ready.\n            this.element.classList.add(this.classes.STATEDREADY);\n        }\n\n        // Capture completion events.\n        this.addEventListener(\n            this.element,\n            CourseEvents.manualCompletionToggled,\n            this._completionHandler\n        );\n\n        // Capture page scroll to update page item.\n        this.addEventListener(\n            document.querySelector(this.selectors.PAGE),\n            \"scroll\",\n            this._scrollHandler\n        );\n    }\n\n    /**\n     * Setup sections toggler.\n     *\n     * Toggler click is delegated to the main course content element because new sections can\n     * appear at any moment and this way we prevent accidental double bindings.\n     *\n     * @param {Event} event the triggered event\n     */\n    _sectionTogglers(event) {\n        const sectionlink = event.target.closest(this.selectors.TOGGLER);\n        const isChevron = event.target.closest(this.selectors.COLLAPSE);\n\n        if (sectionlink || isChevron) {\n\n            const section = event.target.closest(this.selectors.SECTION);\n            const toggler = section.querySelector(this.selectors.COLLAPSE);\n            const isCollapsed = toggler?.classList.contains(this.classes.COLLAPSED) ?? false;\n\n            if (isChevron || isCollapsed) {\n                // Update the state.\n                const sectionId = section.getAttribute('data-id');\n                this.reactive.dispatch(\n                    'sectionContentCollapsed',\n                    [sectionId],\n                    !isCollapsed\n                );\n            }\n        }\n    }\n\n    /**\n     * Handle the collapse/expand all sections button.\n     *\n     * Toggler click is delegated to the main course content element because new sections can\n     * appear at any moment and this way we prevent accidental double bindings.\n     *\n     * @param {Event} event the triggered event\n     */\n    _allSectionToggler(event) {\n        event.preventDefault();\n\n        const target = event.target.closest(this.selectors.TOGGLEALL);\n        const isAllCollapsed = target.classList.contains(this.classes.COLLAPSED);\n\n        const course = this.reactive.get('course');\n        this.reactive.dispatch(\n            'sectionContentCollapsed',\n            course.sectionlist ?? [],\n            !isAllCollapsed\n        );\n    }\n\n    /**\n     * Return the component watchers.\n     *\n     * @returns {Array} of watchers\n     */\n    getWatchers() {\n        // Section return is a global page variable but most formats define it just before start printing\n        // the course content. This is the reason why we define this page setting here.\n        this.reactive.sectionReturn = this.sectionReturn;\n\n        // Check if the course format is compatible with reactive components.\n        if (!this.reactive.supportComponents) {\n            return [];\n        }\n        return [\n            // State changes that require to reload some course modules.\n            {watch: `cm.visible:updated`, handler: this._reloadCm},\n            {watch: `cm.stealth:updated`, handler: this._reloadCm},\n            // Update section number and title.\n            {watch: `section.number:updated`, handler: this._refreshSectionNumber},\n            // Collapse and expand sections.\n            {watch: `section.contentcollapsed:updated`, handler: this._refreshSectionCollapsed},\n            // Sections and cm sorting.\n            {watch: `transaction:start`, handler: this._startProcessing},\n            {watch: `course.sectionlist:updated`, handler: this._refreshCourseSectionlist},\n            {watch: `section.cmlist:updated`, handler: this._refreshSectionCmlist},\n            // Reindex sections and cms.\n            {watch: `state:updated`, handler: this._indexContents},\n            // State changes thaty require to reload course modules.\n            {watch: `cm.visible:updated`, handler: this._reloadCm},\n            {watch: `cm.sectionid:updated`, handler: this._reloadCm},\n        ];\n    }\n\n    /**\n     * Update section collapsed state via bootstrap 4 if necessary.\n     *\n     * Formats that do not use bootstrap 4 must override this method in order to keep the section\n     * toggling working.\n     *\n     * @param {object} args\n     * @param {Object} args.state The state data\n     * @param {Object} args.element The element to update\n     */\n    _refreshSectionCollapsed({state, element}) {\n        const target = this.getElement(this.selectors.SECTION, element.id);\n        if (!target) {\n            throw new Error(`Unknown section with ID ${element.id}`);\n        }\n        // Check if it is already done.\n        const toggler = target.querySelector(this.selectors.COLLAPSE);\n        const isCollapsed = toggler?.classList.contains(this.classes.COLLAPSED) ?? false;\n\n        if (element.contentcollapsed !== isCollapsed) {\n            let collapsibleId = toggler.dataset.target ?? toggler.getAttribute(\"href\");\n            if (!collapsibleId) {\n                return;\n            }\n            collapsibleId = collapsibleId.replace('#', '');\n            const collapsible = document.getElementById(collapsibleId);\n            if (!collapsible) {\n                return;\n            }\n\n            // Course index is based on Bootstrap 4 collapsibles. To collapse them we need jQuery to\n            // interact with collapsibles methods. Hopefully, this will change in Bootstrap 5 because\n            // it does not require jQuery anymore (when MDL-71979 is integrated).\n            jQuery(collapsible).collapse(element.contentcollapsed ? 'hide' : 'show');\n        }\n\n        this._refreshAllSectionsToggler(state);\n    }\n\n    /**\n     * Refresh the collapse/expand all sections element.\n     *\n     * @param {Object} state The state data\n     */\n    _refreshAllSectionsToggler(state) {\n        const target = this.getElement(this.selectors.TOGGLEALL);\n        if (!target) {\n            return;\n        }\n        // Check if we have all sections collapsed/expanded.\n        let allcollapsed = true;\n        let allexpanded = true;\n        state.section.forEach(\n            section => {\n                allcollapsed = allcollapsed && section.contentcollapsed;\n                allexpanded = allexpanded && !section.contentcollapsed;\n            }\n        );\n        if (allcollapsed) {\n            target.classList.add(this.classes.COLLAPSED);\n            target.setAttribute('aria-expanded', false);\n        }\n        if (allexpanded) {\n            target.classList.remove(this.classes.COLLAPSED);\n            target.setAttribute('aria-expanded', true);\n        }\n    }\n\n    /**\n     * Setup the component to start a transaction.\n     *\n     * Some of the course actions replaces the current DOM element with a new one before updating the\n     * course state. This means the component cannot preload any index properly until the transaction starts.\n     *\n     */\n    _startProcessing() {\n        // During a section or cm sorting, some elements could be dettached from the DOM and we\n        // need to store somewhare in case they are needed later.\n        this.dettachedCms = {};\n        this.dettachedSections = {};\n    }\n\n    /**\n     * Activity manual completion listener.\n     *\n     * @param {Event} event the custom ecent\n     */\n    _completionHandler({detail}) {\n        if (detail === undefined) {\n            return;\n        }\n        this.reactive.dispatch('cmCompletion', [detail.cmid], detail.completed);\n    }\n\n    /**\n     * Check the current page scroll and update the active element if necessary.\n     */\n    _scrollHandler() {\n        const pageOffset = document.querySelector(this.selectors.PAGE).scrollTop;\n        const items = this.reactive.getExporter().allItemsArray(this.reactive.state);\n        // Check what is the active element now.\n        let pageItem = null;\n        items.every(item => {\n            const index = (item.type === 'section') ? this.sections : this.cms;\n            if (index[item.id] === undefined) {\n                return true;\n            }\n\n            const element = index[item.id].element;\n            // Activities without url can only be page items in edit mode.\n            if (item.type === 'cm' && !item.url && !this.reactive.isEditing) {\n                return pageOffset >= element.offsetTop;\n            }\n            pageItem = item;\n            return pageOffset >= element.offsetTop;\n        });\n        if (pageItem) {\n            this.reactive.dispatch('setPageItem', pageItem.type, pageItem.id);\n        }\n    }\n\n    /**\n     * Update a course section when the section number changes.\n     *\n     * The courseActions module used for most course section tools still depends on css classes and\n     * section numbers (not id). To prevent inconsistencies when a section is moved, we need to refresh\n     * the\n     *\n     * Course formats can override the section title rendering so the frontend depends heavily on backend\n     * rendering. Luckily in edit mode we can trigger a title update using the inplace_editable module.\n     *\n     * @param {Object} param\n     * @param {Object} param.element details the update details.\n     */\n    _refreshSectionNumber({element}) {\n        // Find the element.\n        const target = this.getElement(this.selectors.SECTION, element.id);\n        if (!target) {\n            // Job done. Nothing to refresh.\n            return;\n        }\n        // Update section numbers in all data, css and YUI attributes.\n        target.id = `section-${element.number}`;\n        // YUI uses section number as section id in data-sectionid, in principle if a format use components\n        // don't need this sectionid attribute anymore, but we keep the compatibility in case some plugin\n        // use it for legacy purposes.\n        target.dataset.sectionid = element.number;\n        // The data-number is the attribute used by components to store the section number.\n        target.dataset.number = element.number;\n\n        // Update title and title inplace editable, if any.\n        const inplace = inplaceeditable.getInplaceEditable(target.querySelector(this.selectors.SECTION_ITEM));\n        if (inplace) {\n            // The course content HTML can be modified at any moment, so the function need to do some checkings\n            // to make sure the inplace editable still represents the same itemid.\n            const currentvalue = inplace.getValue();\n            const currentitemid = inplace.getItemId();\n            // Unnamed sections must be recalculated.\n            if (inplace.getValue() === '') {\n                // The value to send can be an empty value if it is a default name.\n                if (currentitemid == element.id && (currentvalue != element.rawtitle || element.rawtitle == '')) {\n                    inplace.setValue(element.rawtitle);\n                }\n            }\n        }\n    }\n\n    /**\n     * Refresh a section cm list.\n     *\n     * @param {Object} param\n     * @param {Object} param.element details the update details.\n     */\n    _refreshSectionCmlist({element}) {\n        const cmlist = element.cmlist ?? [];\n        const section = this.getElement(this.selectors.SECTION, element.id);\n        const listparent = section?.querySelector(this.selectors.SECTION_CMLIST);\n        // A method to create a fake element to be replaced when the item is ready.\n        const createCm = this._createCmItem.bind(this);\n        if (listparent) {\n            this._fixOrder(listparent, cmlist, this.selectors.CM, this.dettachedCms, createCm);\n        }\n    }\n\n    /**\n     * Refresh the section list.\n     *\n     * @param {Object} param\n     * @param {Object} param.element details the update details.\n     */\n    _refreshCourseSectionlist({element}) {\n        // If we have a section return means we only show a single section so no need to fix order.\n        if (this.reactive.sectionReturn != 0) {\n            return;\n        }\n        const sectionlist = element.sectionlist ?? [];\n        const listparent = this.getElement(this.selectors.COURSE_SECTIONLIST);\n        // For now section cannot be created at a frontend level.\n        const createSection = this._createSectionItem.bind(this);\n        if (listparent) {\n            this._fixOrder(listparent, sectionlist, this.selectors.SECTION, this.dettachedSections, createSection);\n        }\n    }\n\n    /**\n     * Regenerate content indexes.\n     *\n     * This method is used when a legacy action refresh some content element.\n     */\n    _indexContents() {\n        // Find unindexed sections.\n        this._scanIndex(\n            this.selectors.SECTION,\n            this.sections,\n            (item) => {\n                return new Section(item);\n            }\n        );\n\n        // Find unindexed cms.\n        this._scanIndex(\n            this.selectors.CM,\n            this.cms,\n            (item) => {\n                return new CmItem(item);\n            }\n        );\n    }\n\n    /**\n     * Reindex a content (section or cm) of the course content.\n     *\n     * This method is used internally by _indexContents.\n     *\n     * @param {string} selector the DOM selector to scan\n     * @param {*} index the index attribute to update\n     * @param {*} creationhandler method to create a new indexed element\n     */\n    _scanIndex(selector, index, creationhandler) {\n        const items = this.getElements(`${selector}:not([data-indexed])`);\n        items.forEach((item) => {\n            if (!item?.dataset?.id) {\n                return;\n            }\n            // Delete previous item component.\n            if (index[item.dataset.id] !== undefined) {\n                index[item.dataset.id].unregister();\n            }\n            // Create the new component.\n            index[item.dataset.id] = creationhandler({\n                ...this,\n                element: item,\n            });\n            // Mark as indexed.\n            item.dataset.indexed = true;\n        });\n    }\n\n    /**\n     * Reload a course module contents.\n     *\n     * Most course module HTML is still strongly backend dependant.\n     * Some changes require to get a new version of the module.\n     *\n     * @param {object} param0 the watcher details\n     * @param {object} param0.element the state object\n     */\n    _reloadCm({element}) {\n        const cmitem = this.getElement(this.selectors.CM, element.id);\n        if (cmitem) {\n            const promise = courseActions.refreshModule(cmitem, element.id);\n            promise.then(() => {\n                this._indexContents();\n                return;\n            }).catch();\n        }\n    }\n\n    /**\n     * Reload a course section contents.\n     *\n     * Section HTML is still strongly backend dependant.\n     * Some changes require to get a new version of the section.\n     *\n     * @param {details} param0 the watcher details\n     * @param {object} param0.element the state object\n     */\n    _reloadSection({element}) {\n        const sectionitem = this.getElement(this.selectors.SECTION, element.id);\n        if (sectionitem) {\n            const promise = courseActions.refreshSection(sectionitem, element.id);\n            promise.then(() => {\n                this._indexContents();\n                return;\n            }).catch();\n        }\n    }\n\n    /**\n     * Create a new course module item in a section.\n     *\n     * Thos method will append a fake item in the container and trigger an ajax request to\n     * replace the fake element by the real content.\n     *\n     * @param {Element} container the container element (section)\n     * @param {Number} cmid the course-module ID\n     * @returns {Element} the created element\n     */\n    _createCmItem(container, cmid) {\n        const newItem = document.createElement(this.selectors.ACTIVITYTAG);\n        newItem.dataset.for = 'cmitem';\n        newItem.dataset.id = cmid;\n        // The legacy actions.js requires a specific ID and class to refresh the CM.\n        newItem.id = `module-${cmid}`;\n        newItem.classList.add(this.classes.ACTIVITY);\n        container.append(newItem);\n        this._reloadCm({\n            element: this.reactive.get('cm', cmid),\n        });\n        return newItem;\n    }\n\n    /**\n     * Create a new section item.\n     *\n     * This method will append a fake item in the container and trigger an ajax request to\n     * replace the fake element by the real content.\n     *\n     * @param {Element} container the container element (section)\n     * @param {Number} sectionid the course-module ID\n     * @returns {Element} the created element\n     */\n    _createSectionItem(container, sectionid) {\n        const section = this.reactive.get('section', sectionid);\n        const newItem = document.createElement(this.selectors.SECTIONTAG);\n        newItem.dataset.for = 'section';\n        newItem.dataset.id = sectionid;\n        newItem.dataset.number = section.number;\n        // The legacy actions.js requires a specific ID and class to refresh the section.\n        newItem.id = `section-${sectionid}`;\n        newItem.classList.add(this.classes.SECTION);\n        container.append(newItem);\n        this._reloadSection({\n            element: section,\n        });\n        return newItem;\n    }\n\n    /**\n     * Fix/reorder the section or cms order.\n     *\n     * @param {Element} container the HTML element to reorder.\n     * @param {Array} neworder an array with the ids order\n     * @param {string} selector the element selector\n     * @param {Object} dettachedelements a list of dettached elements\n     * @param {function} createMethod method to create missing elements\n     */\n    async _fixOrder(container, neworder, selector, dettachedelements, createMethod) {\n        if (container === undefined) {\n            return;\n        }\n\n        // Empty lists should not be visible.\n        if (!neworder.length) {\n            container.classList.add('hidden');\n            container.innerHTML = '';\n            return;\n        }\n\n        // Grant the list is visible (in case it was empty).\n        container.classList.remove('hidden');\n\n        // Move the elements in order at the beginning of the list.\n        neworder.forEach((itemid, index) => {\n            let item = this.getElement(selector, itemid) ?? dettachedelements[itemid] ?? createMethod(container, itemid);\n            if (item === undefined) {\n                // Missing elements cannot be sorted.\n                return;\n            }\n            // Get the current elemnt at that position.\n            const currentitem = container.children[index];\n            if (currentitem === undefined) {\n                container.append(item);\n                return;\n            }\n            if (currentitem !== item) {\n                container.insertBefore(item, currentitem);\n            }\n        });\n\n        // Dndupload add a fake element we need to keep.\n        let dndFakeActivity;\n\n        // Remove the remaining elements.\n        while (container.children.length > neworder.length) {\n            const lastchild = container.lastChild;\n            if (lastchild?.classList?.contains('dndupload-preview')) {\n                dndFakeActivity = lastchild;\n            } else {\n                dettachedelements[lastchild?.dataset?.id ?? 0] = lastchild;\n            }\n            container.removeChild(lastchild);\n        }\n        // Restore dndupload fake element.\n        if (dndFakeActivity) {\n            container.append(dndFakeActivity);\n        }\n    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+{"version":3,"file":"content.min.js","sources":["../../src/local/content.js"],"sourcesContent":["// This file is part of Moodle - http://moodle.org/\n//\n// Moodle is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n//\n// Moodle is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.\n\n/**\n * Course index main component.\n *\n * @module     core_courseformat/local/content\n * @class      core_courseformat/local/content\n * @copyright  2020 Ferran Recio <ferran@moodle.com>\n * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\n\nimport {BaseComponent} from 'core/reactive';\nimport {getCurrentCourseEditor} from 'core_courseformat/courseeditor';\nimport inplaceeditable from 'core/inplace_editable';\nimport Section from 'core_courseformat/local/content/section';\nimport CmItem from 'core_courseformat/local/content/section/cmitem';\n// Course actions is needed for actions that are not migrated to components.\nimport courseActions from 'core_course/actions';\nimport DispatchActions from 'core_courseformat/local/content/actions';\nimport * as CourseEvents from 'core_course/events';\n// The jQuery module is only used for interacting with Boostrap 4. It can we removed when MDL-71979 is integrated.\nimport jQuery from 'jquery';\n\nexport default class Component extends BaseComponent {\n\n    /**\n     * Constructor hook.\n     *\n     * @param {Object} descriptor the component descriptor\n     */\n    create(descriptor) {\n        // Optional component name for debugging.\n        this.name = 'course_format';\n        // Default query selectors.\n        this.selectors = {\n            SECTION: `[data-for='section']`,\n            SECTION_ITEM: `[data-for='section_title']`,\n            SECTION_CMLIST: `[data-for='cmlist']`,\n            COURSE_SECTIONLIST: `[data-for='course_sectionlist']`,\n            CM: `[data-for='cmitem']`,\n            PAGE: `#page`,\n            TOGGLER: `[data-action=\"togglecoursecontentsection\"]`,\n            COLLAPSE: `[data-toggle=\"collapse\"]`,\n            TOGGLEALL: `[data-toggle=\"toggleall\"]`,\n            // Formats can override the activity tag but a default one is needed to create new elements.\n            ACTIVITYTAG: 'li',\n            SECTIONTAG: 'li',\n        };\n        // Default classes to toggle on refresh.\n        this.classes = {\n            COLLAPSED: `collapsed`,\n            // Course content classes.\n            ACTIVITY: `activity`,\n            STATEDREADY: `stateready`,\n            SECTION: `section`,\n        };\n        // Array to save dettached elements during element resorting.\n        this.dettachedCms = {};\n        this.dettachedSections = {};\n        // Index of sections and cms components.\n        this.sections = {};\n        this.cms = {};\n        // The page section return.\n        this.sectionReturn = descriptor.sectionReturn ?? 0;\n    }\n\n    /**\n     * Static method to create a component instance form the mustahce template.\n     *\n     * @param {string} target the DOM main element or its ID\n     * @param {object} selectors optional css selector overrides\n     * @param {number} sectionReturn the content section return\n     * @return {Component}\n     */\n    static init(target, selectors, sectionReturn) {\n        return new Component({\n            element: document.getElementById(target),\n            reactive: getCurrentCourseEditor(),\n            selectors,\n            sectionReturn,\n        });\n    }\n\n    /**\n     * Initial state ready method.\n     *\n     * @param {Object} state the state data\n     */\n    stateReady(state) {\n        this._indexContents();\n        // Activate section togglers.\n        this.addEventListener(this.element, 'click', this._sectionTogglers);\n\n        // Collapse/Expand all sections button.\n        const toogleAll = this.getElement(this.selectors.TOGGLEALL);\n        if (toogleAll) {\n\n            // Ensure collapse menu button adds aria-controls attribute referring to each collapsible element.\n            const collapseElements = this.getElements(this.selectors.COLLAPSE);\n            const collapseElementIds = [...collapseElements].map(element => element.id);\n            toogleAll.setAttribute('aria-controls', collapseElementIds.join(' '));\n\n            this.addEventListener(toogleAll, 'click', this._allSectionToggler);\n            this.addEventListener(toogleAll, 'keydown', e => {\n                // Collapse/expand all sections when Space key is pressed on the toggle button.\n                if (e.key === ' ') {\n                    this._allSectionToggler(e);\n                }\n            });\n            this._refreshAllSectionsToggler(state);\n        }\n\n        if (this.reactive.supportComponents) {\n            // Actions are only available in edit mode.\n            if (this.reactive.isEditing) {\n                new DispatchActions(this);\n            }\n\n            // Mark content as state ready.\n            this.element.classList.add(this.classes.STATEDREADY);\n        }\n\n        // Capture completion events.\n        this.addEventListener(\n            this.element,\n            CourseEvents.manualCompletionToggled,\n            this._completionHandler\n        );\n\n        // Capture page scroll to update page item.\n        this.addEventListener(\n            document.querySelector(this.selectors.PAGE),\n            \"scroll\",\n            this._scrollHandler\n        );\n    }\n\n    /**\n     * Setup sections toggler.\n     *\n     * Toggler click is delegated to the main course content element because new sections can\n     * appear at any moment and this way we prevent accidental double bindings.\n     *\n     * @param {Event} event the triggered event\n     */\n    _sectionTogglers(event) {\n        const sectionlink = event.target.closest(this.selectors.TOGGLER);\n        const closestCollapse = event.target.closest(this.selectors.COLLAPSE);\n        // Assume that chevron is the only collapse toggler in a section heading;\n        // I think this is the most efficient way to verify at the moment.\n        const isChevron = closestCollapse.closest(this.selectors.SECTION_ITEM);\n\n        if (sectionlink || isChevron) {\n\n            const section = event.target.closest(this.selectors.SECTION);\n            const toggler = section.querySelector(this.selectors.COLLAPSE);\n            const isCollapsed = toggler?.classList.contains(this.classes.COLLAPSED) ?? false;\n\n            if (isChevron || isCollapsed) {\n                // Update the state.\n                const sectionId = section.getAttribute('data-id');\n                this.reactive.dispatch(\n                    'sectionContentCollapsed',\n                    [sectionId],\n                    !isCollapsed\n                );\n            }\n        }\n    }\n\n    /**\n     * Handle the collapse/expand all sections button.\n     *\n     * Toggler click is delegated to the main course content element because new sections can\n     * appear at any moment and this way we prevent accidental double bindings.\n     *\n     * @param {Event} event the triggered event\n     */\n    _allSectionToggler(event) {\n        event.preventDefault();\n\n        const target = event.target.closest(this.selectors.TOGGLEALL);\n        const isAllCollapsed = target.classList.contains(this.classes.COLLAPSED);\n\n        const course = this.reactive.get('course');\n        this.reactive.dispatch(\n            'sectionContentCollapsed',\n            course.sectionlist ?? [],\n            !isAllCollapsed\n        );\n    }\n\n    /**\n     * Return the component watchers.\n     *\n     * @returns {Array} of watchers\n     */\n    getWatchers() {\n        // Section return is a global page variable but most formats define it just before start printing\n        // the course content. This is the reason why we define this page setting here.\n        this.reactive.sectionReturn = this.sectionReturn;\n\n        // Check if the course format is compatible with reactive components.\n        if (!this.reactive.supportComponents) {\n            return [];\n        }\n        return [\n            // State changes that require to reload some course modules.\n            {watch: `cm.visible:updated`, handler: this._reloadCm},\n            {watch: `cm.stealth:updated`, handler: this._reloadCm},\n            // Update section number and title.\n            {watch: `section.number:updated`, handler: this._refreshSectionNumber},\n            // Collapse and expand sections.\n            {watch: `section.contentcollapsed:updated`, handler: this._refreshSectionCollapsed},\n            // Sections and cm sorting.\n            {watch: `transaction:start`, handler: this._startProcessing},\n            {watch: `course.sectionlist:updated`, handler: this._refreshCourseSectionlist},\n            {watch: `section.cmlist:updated`, handler: this._refreshSectionCmlist},\n            // Reindex sections and cms.\n            {watch: `state:updated`, handler: this._indexContents},\n            // State changes thaty require to reload course modules.\n            {watch: `cm.visible:updated`, handler: this._reloadCm},\n            {watch: `cm.sectionid:updated`, handler: this._reloadCm},\n        ];\n    }\n\n    /**\n     * Update section collapsed state via bootstrap 4 if necessary.\n     *\n     * Formats that do not use bootstrap 4 must override this method in order to keep the section\n     * toggling working.\n     *\n     * @param {object} args\n     * @param {Object} args.state The state data\n     * @param {Object} args.element The element to update\n     */\n    _refreshSectionCollapsed({state, element}) {\n        const target = this.getElement(this.selectors.SECTION, element.id);\n        if (!target) {\n            throw new Error(`Unknown section with ID ${element.id}`);\n        }\n        // Check if it is already done.\n        const toggler = target.querySelector(this.selectors.COLLAPSE);\n        const isCollapsed = toggler?.classList.contains(this.classes.COLLAPSED) ?? false;\n\n        if (element.contentcollapsed !== isCollapsed) {\n            let collapsibleId = toggler.dataset.target ?? toggler.getAttribute(\"href\");\n            if (!collapsibleId) {\n                return;\n            }\n            collapsibleId = collapsibleId.replace('#', '');\n            const collapsible = document.getElementById(collapsibleId);\n            if (!collapsible) {\n                return;\n            }\n\n            // Course index is based on Bootstrap 4 collapsibles. To collapse them we need jQuery to\n            // interact with collapsibles methods. Hopefully, this will change in Bootstrap 5 because\n            // it does not require jQuery anymore (when MDL-71979 is integrated).\n            jQuery(collapsible).collapse(element.contentcollapsed ? 'hide' : 'show');\n        }\n\n        this._refreshAllSectionsToggler(state);\n    }\n\n    /**\n     * Refresh the collapse/expand all sections element.\n     *\n     * @param {Object} state The state data\n     */\n    _refreshAllSectionsToggler(state) {\n        const target = this.getElement(this.selectors.TOGGLEALL);\n        if (!target) {\n            return;\n        }\n        // Check if we have all sections collapsed/expanded.\n        let allcollapsed = true;\n        let allexpanded = true;\n        state.section.forEach(\n            section => {\n                allcollapsed = allcollapsed && section.contentcollapsed;\n                allexpanded = allexpanded && !section.contentcollapsed;\n            }\n        );\n        if (allcollapsed) {\n            target.classList.add(this.classes.COLLAPSED);\n            target.setAttribute('aria-expanded', false);\n        }\n        if (allexpanded) {\n            target.classList.remove(this.classes.COLLAPSED);\n            target.setAttribute('aria-expanded', true);\n        }\n    }\n\n    /**\n     * Setup the component to start a transaction.\n     *\n     * Some of the course actions replaces the current DOM element with a new one before updating the\n     * course state. This means the component cannot preload any index properly until the transaction starts.\n     *\n     */\n    _startProcessing() {\n        // During a section or cm sorting, some elements could be dettached from the DOM and we\n        // need to store somewhare in case they are needed later.\n        this.dettachedCms = {};\n        this.dettachedSections = {};\n    }\n\n    /**\n     * Activity manual completion listener.\n     *\n     * @param {Event} event the custom ecent\n     */\n    _completionHandler({detail}) {\n        if (detail === undefined) {\n            return;\n        }\n        this.reactive.dispatch('cmCompletion', [detail.cmid], detail.completed);\n    }\n\n    /**\n     * Check the current page scroll and update the active element if necessary.\n     */\n    _scrollHandler() {\n        const pageOffset = document.querySelector(this.selectors.PAGE).scrollTop;\n        const items = this.reactive.getExporter().allItemsArray(this.reactive.state);\n        // Check what is the active element now.\n        let pageItem = null;\n        items.every(item => {\n            const index = (item.type === 'section') ? this.sections : this.cms;\n            if (index[item.id] === undefined) {\n                return true;\n            }\n\n            const element = index[item.id].element;\n            // Activities without url can only be page items in edit mode.\n            if (item.type === 'cm' && !item.url && !this.reactive.isEditing) {\n                return pageOffset >= element.offsetTop;\n            }\n            pageItem = item;\n            return pageOffset >= element.offsetTop;\n        });\n        if (pageItem) {\n            this.reactive.dispatch('setPageItem', pageItem.type, pageItem.id);\n        }\n    }\n\n    /**\n     * Update a course section when the section number changes.\n     *\n     * The courseActions module used for most course section tools still depends on css classes and\n     * section numbers (not id). To prevent inconsistencies when a section is moved, we need to refresh\n     * the\n     *\n     * Course formats can override the section title rendering so the frontend depends heavily on backend\n     * rendering. Luckily in edit mode we can trigger a title update using the inplace_editable module.\n     *\n     * @param {Object} param\n     * @param {Object} param.element details the update details.\n     */\n    _refreshSectionNumber({element}) {\n        // Find the element.\n        const target = this.getElement(this.selectors.SECTION, element.id);\n        if (!target) {\n            // Job done. Nothing to refresh.\n            return;\n        }\n        // Update section numbers in all data, css and YUI attributes.\n        target.id = `section-${element.number}`;\n        // YUI uses section number as section id in data-sectionid, in principle if a format use components\n        // don't need this sectionid attribute anymore, but we keep the compatibility in case some plugin\n        // use it for legacy purposes.\n        target.dataset.sectionid = element.number;\n        // The data-number is the attribute used by components to store the section number.\n        target.dataset.number = element.number;\n\n        // Update title and title inplace editable, if any.\n        const inplace = inplaceeditable.getInplaceEditable(target.querySelector(this.selectors.SECTION_ITEM));\n        if (inplace) {\n            // The course content HTML can be modified at any moment, so the function need to do some checkings\n            // to make sure the inplace editable still represents the same itemid.\n            const currentvalue = inplace.getValue();\n            const currentitemid = inplace.getItemId();\n            // Unnamed sections must be recalculated.\n            if (inplace.getValue() === '') {\n                // The value to send can be an empty value if it is a default name.\n                if (currentitemid == element.id && (currentvalue != element.rawtitle || element.rawtitle == '')) {\n                    inplace.setValue(element.rawtitle);\n                }\n            }\n        }\n    }\n\n    /**\n     * Refresh a section cm list.\n     *\n     * @param {Object} param\n     * @param {Object} param.element details the update details.\n     */\n    _refreshSectionCmlist({element}) {\n        const cmlist = element.cmlist ?? [];\n        const section = this.getElement(this.selectors.SECTION, element.id);\n        const listparent = section?.querySelector(this.selectors.SECTION_CMLIST);\n        // A method to create a fake element to be replaced when the item is ready.\n        const createCm = this._createCmItem.bind(this);\n        if (listparent) {\n            this._fixOrder(listparent, cmlist, this.selectors.CM, this.dettachedCms, createCm);\n        }\n    }\n\n    /**\n     * Refresh the section list.\n     *\n     * @param {Object} param\n     * @param {Object} param.element details the update details.\n     */\n    _refreshCourseSectionlist({element}) {\n        // If we have a section return means we only show a single section so no need to fix order.\n        if (this.reactive.sectionReturn != 0) {\n            return;\n        }\n        const sectionlist = element.sectionlist ?? [];\n        const listparent = this.getElement(this.selectors.COURSE_SECTIONLIST);\n        // For now section cannot be created at a frontend level.\n        const createSection = this._createSectionItem.bind(this);\n        if (listparent) {\n            this._fixOrder(listparent, sectionlist, this.selectors.SECTION, this.dettachedSections, createSection);\n        }\n    }\n\n    /**\n     * Regenerate content indexes.\n     *\n     * This method is used when a legacy action refresh some content element.\n     */\n    _indexContents() {\n        // Find unindexed sections.\n        this._scanIndex(\n            this.selectors.SECTION,\n            this.sections,\n            (item) => {\n                return new Section(item);\n            }\n        );\n\n        // Find unindexed cms.\n        this._scanIndex(\n            this.selectors.CM,\n            this.cms,\n            (item) => {\n                return new CmItem(item);\n            }\n        );\n    }\n\n    /**\n     * Reindex a content (section or cm) of the course content.\n     *\n     * This method is used internally by _indexContents.\n     *\n     * @param {string} selector the DOM selector to scan\n     * @param {*} index the index attribute to update\n     * @param {*} creationhandler method to create a new indexed element\n     */\n    _scanIndex(selector, index, creationhandler) {\n        const items = this.getElements(`${selector}:not([data-indexed])`);\n        items.forEach((item) => {\n            if (!item?.dataset?.id) {\n                return;\n            }\n            // Delete previous item component.\n            if (index[item.dataset.id] !== undefined) {\n                index[item.dataset.id].unregister();\n            }\n            // Create the new component.\n            index[item.dataset.id] = creationhandler({\n                ...this,\n                element: item,\n            });\n            // Mark as indexed.\n            item.dataset.indexed = true;\n        });\n    }\n\n    /**\n     * Reload a course module contents.\n     *\n     * Most course module HTML is still strongly backend dependant.\n     * Some changes require to get a new version of the module.\n     *\n     * @param {object} param0 the watcher details\n     * @param {object} param0.element the state object\n     */\n    _reloadCm({element}) {\n        const cmitem = this.getElement(this.selectors.CM, element.id);\n        if (cmitem) {\n            const promise = courseActions.refreshModule(cmitem, element.id);\n            promise.then(() => {\n                this._indexContents();\n                return;\n            }).catch();\n        }\n    }\n\n    /**\n     * Reload a course section contents.\n     *\n     * Section HTML is still strongly backend dependant.\n     * Some changes require to get a new version of the section.\n     *\n     * @param {details} param0 the watcher details\n     * @param {object} param0.element the state object\n     */\n    _reloadSection({element}) {\n        const sectionitem = this.getElement(this.selectors.SECTION, element.id);\n        if (sectionitem) {\n            const promise = courseActions.refreshSection(sectionitem, element.id);\n            promise.then(() => {\n                this._indexContents();\n                return;\n            }).catch();\n        }\n    }\n\n    /**\n     * Create a new course module item in a section.\n     *\n     * Thos method will append a fake item in the container and trigger an ajax request to\n     * replace the fake element by the real content.\n     *\n     * @param {Element} container the container element (section)\n     * @param {Number} cmid the course-module ID\n     * @returns {Element} the created element\n     */\n    _createCmItem(container, cmid) {\n        const newItem = document.createElement(this.selectors.ACTIVITYTAG);\n        newItem.dataset.for = 'cmitem';\n        newItem.dataset.id = cmid;\n        // The legacy actions.js requires a specific ID and class to refresh the CM.\n        newItem.id = `module-${cmid}`;\n        newItem.classList.add(this.classes.ACTIVITY);\n        container.append(newItem);\n        this._reloadCm({\n            element: this.reactive.get('cm', cmid),\n        });\n        return newItem;\n    }\n\n    /**\n     * Create a new section item.\n     *\n     * This method will append a fake item in the container and trigger an ajax request to\n     * replace the fake element by the real content.\n     *\n     * @param {Element} container the container element (section)\n     * @param {Number} sectionid the course-module ID\n     * @returns {Element} the created element\n     */\n    _createSectionItem(container, sectionid) {\n        const section = this.reactive.get('section', sectionid);\n        const newItem = document.createElement(this.selectors.SECTIONTAG);\n        newItem.dataset.for = 'section';\n        newItem.dataset.id = sectionid;\n        newItem.dataset.number = 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container.classList.add('hidden');\n            container.innerHTML = '';\n            return;\n        }\n\n        // Grant the list is visible (in case it was empty).\n        container.classList.remove('hidden');\n\n        // Move the elements in order at the beginning of the list.\n        neworder.forEach((itemid, index) => {\n            let item = this.getElement(selector, itemid) ?? dettachedelements[itemid] ?? createMethod(container, itemid);\n            if (item === undefined) {\n                // Missing elements cannot be sorted.\n                return;\n            }\n            // Get the current elemnt at that position.\n            const currentitem = container.children[index];\n            if (currentitem === undefined) {\n                container.append(item);\n                return;\n            }\n            if (currentitem !== item) {\n                container.insertBefore(item, currentitem);\n            }\n        });\n\n        // Dndupload add a fake 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\ No newline at end of file
diff --git a/course/format/amd/src/local/content.js b/course/format/amd/src/local/content.js
index dfd51a6cc04..3cdf7f38087 100644
--- a/course/format/amd/src/local/content.js
+++ b/course/format/amd/src/local/content.js
@@ -158,7 +158,10 @@ export default class Component extends BaseComponent {
      */
     _sectionTogglers(event) {
         const sectionlink = event.target.closest(this.selectors.TOGGLER);
-        const isChevron = event.target.closest(this.selectors.COLLAPSE);
+        const closestCollapse = event.target.closest(this.selectors.COLLAPSE);
+        // Assume that chevron is the only collapse toggler in a section heading;
+        // I think this is the most efficient way to verify at the moment.
+        const isChevron = closestCollapse.closest(this.selectors.SECTION_ITEM);
 
         if (sectionlink || isChevron) {