From f52d4fcb82718c609804a3cde094695856aa11c6 Mon Sep 17 00:00:00 2001 From: Ferran Recio Date: Mon, 20 Mar 2023 10:34:15 +0100 Subject: [PATCH] MDL-77677 core_courseformat: debounce reload cm method --- course/format/amd/build/local/content.min.js | 4 +- .../format/amd/build/local/content.min.js.map | 2 +- course/format/amd/src/local/content.js | 37 ++++++++++++++++--- 3 files changed, 35 insertions(+), 8 deletions(-) diff --git a/course/format/amd/build/local/content.min.js b/course/format/amd/build/local/content.min.js index 3e3df2b2b9b..85b8e80f8d3 100644 --- a/course/format/amd/build/local/content.min.js +++ b/course/format/amd/build/local/content.min.js @@ -1,4 +1,4 @@ -define("core_courseformat/local/content",["exports","core/reactive","core_courseformat/courseeditor","core/config","core/inplace_editable","core_courseformat/local/content/section","core_courseformat/local/content/section/cmitem","core/fragment","core/templates","core_courseformat/local/content/actions","core_course/events","jquery","core/pending"],(function(_exports,_reactive,_courseeditor,_config,_inplace_editable,_section,_cmitem,_fragment,_templates,_actions,CourseEvents,_jquery,_pending){function _getRequireWildcardCache(nodeInterop){if("function"!=typeof WeakMap)return null;var cacheBabelInterop=new WeakMap,cacheNodeInterop=new WeakMap;return(_getRequireWildcardCache=function(nodeInterop){return nodeInterop?cacheNodeInterop:cacheBabelInterop})(nodeInterop)}function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}} +define("core_courseformat/local/content",["exports","core/reactive","core/utils","core_courseformat/courseeditor","core/config","core/inplace_editable","core_courseformat/local/content/section","core_courseformat/local/content/section/cmitem","core/fragment","core/templates","core_courseformat/local/content/actions","core_course/events","jquery","core/pending"],(function(_exports,_reactive,_utils,_courseeditor,_config,_inplace_editable,_section,_cmitem,_fragment,_templates,_actions,CourseEvents,_jquery,_pending){function _getRequireWildcardCache(nodeInterop){if("function"!=typeof WeakMap)return null;var cacheBabelInterop=new WeakMap,cacheNodeInterop=new WeakMap;return(_getRequireWildcardCache=function(nodeInterop){return nodeInterop?cacheNodeInterop:cacheBabelInterop})(nodeInterop)}function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{default:obj}} /** * Course index main component. * @@ -6,6 +6,6 @@ define("core_courseformat/local/content",["exports","core/reactive","core_course * @class core_courseformat/local/content * @copyright 2020 Ferran Recio * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later - */Object.defineProperty(_exports,"__esModule",{value:!0}),_exports.default=void 0,_config=_interopRequireDefault(_config),_inplace_editable=_interopRequireDefault(_inplace_editable),_section=_interopRequireDefault(_section),_cmitem=_interopRequireDefault(_cmitem),_fragment=_interopRequireDefault(_fragment),_templates=_interopRequireDefault(_templates),_actions=_interopRequireDefault(_actions),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),_pending=_interopRequireDefault(_pending);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 _actions.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),closestCollapse=event.target.closest(this.selectors.COLLAPSE),isChevron=null==closestCollapse?void 0:closestCollapse.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:"cm.sectionid:updated",handler:this._reloadCm},{watch:"cm.indent: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}]:[]}_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&§ion.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 pendingReload=new _pending.default("courseformat/content:reloadCm_".concat(element.id)),cmitem=this.getElement(this.selectors.CM,element.id);if(cmitem){var _this$reactive$sectio;_fragment.default.loadFragment("core_courseformat","cmitem",_config.default.courseContextId,{id:element.id,courseid:_config.default.courseId,sr:null!==(_this$reactive$sectio=this.reactive.sectionReturn)&&void 0!==_this$reactive$sectio?_this$reactive$sectio:0}).then(((html,js)=>{_templates.default.replaceNode(cmitem,html,js),this._indexContents(),pendingReload.resolve()})).catch()}}_reloadSection(_ref7){let{element:element}=_ref7;const pendingReload=new _pending.default("courseformat/content:reloadSection_".concat(element.id)),sectionitem=this.getElement(this.selectors.SECTION,element.id);if(sectionitem){var _this$reactive$sectio2;_fragment.default.loadFragment("core_courseformat","section",_config.default.courseContextId,{id:element.id,courseid:_config.default.courseId,sr:null!==(_this$reactive$sectio2=this.reactive.sectionReturn)&&void 0!==_this$reactive$sectio2?_this$reactive$sectio2:0}).then(((html,js)=>{_templates.default.replaceNode(sectionitem,html,js),this._indexContents(),pendingReload.resolve()})).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,_config=_interopRequireDefault(_config),_inplace_editable=_interopRequireDefault(_inplace_editable),_section=_interopRequireDefault(_section),_cmitem=_interopRequireDefault(_cmitem),_fragment=_interopRequireDefault(_fragment),_templates=_interopRequireDefault(_templates),_actions=_interopRequireDefault(_actions),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),_pending=_interopRequireDefault(_pending);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,this.debouncedReloads=new Map}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 _actions.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),closestCollapse=event.target.closest(this.selectors.COLLAPSE),isChevron=null==closestCollapse?void 0:closestCollapse.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:"cm.sectionid:updated",handler:this._reloadCm},{watch:"cm.indent: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}]:[]}_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&§ion.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;if(!this.getElement(this.selectors.CM,element.id))return;this._getDebouncedReloadCm(element.id)()}_getDebouncedReloadCm(cmId){const pendingKey="courseformat/content:reloadCm_".concat(cmId);let debouncedReload=this.debouncedReloads.get(pendingKey);if(debouncedReload)return debouncedReload;const pendingReload=new _pending.default(pendingKey);return debouncedReload=(0,_utils.debounce)((()=>{var _this$reactive$sectio;this.debouncedReloads.delete(pendingKey);const cmitem=this.getElement(this.selectors.CM,cmId);if(!cmitem)return;_fragment.default.loadFragment("core_courseformat","cmitem",_config.default.courseContextId,{id:cmId,courseid:_config.default.courseId,sr:null!==(_this$reactive$sectio=this.reactive.sectionReturn)&&void 0!==_this$reactive$sectio?_this$reactive$sectio:0}).then(((html,js)=>{_templates.default.replaceNode(cmitem,html,js),this._indexContents(),pendingReload.resolve()})).catch()}),200),this.debouncedReloads.set(pendingKey,debouncedReload),debouncedReload}_reloadSection(_ref7){let{element:element}=_ref7;const pendingReload=new _pending.default("courseformat/content:reloadSection_".concat(element.id)),sectionitem=this.getElement(this.selectors.SECTION,element.id);if(sectionitem){var _this$reactive$sectio2;_fragment.default.loadFragment("core_courseformat","section",_config.default.courseContextId,{id:element.id,courseid:_config.default.courseId,sr:null!==(_this$reactive$sectio2=this.reactive.sectionReturn)&&void 0!==_this$reactive$sectio2?_this$reactive$sectio2:0}).then(((html,js)=>{_templates.default.replaceNode(sectionitem,html,js),this._indexContents(),pendingReload.resolve()})).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 11b3bb4c9f8..ac13773d21a 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 .\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 \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 Config from 'core/config';\nimport inplaceeditable from 'core/inplace_editable';\nimport Section from 'core_courseformat/local/content/section';\nimport CmItem from 'core_courseformat/local/content/section/cmitem';\nimport Fragment from 'core/fragment';\nimport Templates from 'core/templates';\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';\nimport Pending from 'core/pending';\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 {watch: `cm.sectionid:updated`, handler: this._reloadCm},\n {watch: `cm.indent: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 ];\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(`${selector}:not([data-indexed])`);\n items.forEach((item) => {\n if (!item?.dataset?.id) {\n return;\n }\n // Delete previous item component.\n if (index[item.dataset.id] !== undefined) {\n index[item.dataset.id].unregister();\n }\n // Create the new component.\n index[item.dataset.id] = creationhandler({\n ...this,\n element: item,\n });\n // Mark as indexed.\n item.dataset.indexed = true;\n });\n }\n\n /**\n * Reload a course module contents.\n *\n * Most course module HTML is still strongly backend dependant.\n * Some changes require to get a new version of the module.\n *\n * @param {object} param0 the watcher details\n * @param {object} param0.element the state object\n */\n _reloadCm({element}) {\n const pendingReload = new Pending(`courseformat/content:reloadCm_${element.id}`);\n const cmitem = this.getElement(this.selectors.CM, element.id);\n if (cmitem) {\n const promise = Fragment.loadFragment(\n 'core_courseformat',\n 'cmitem',\n Config.courseContextId,\n {\n id: element.id,\n courseid: Config.courseId,\n sr: this.reactive.sectionReturn ?? 0,\n }\n );\n promise.then((html, js) => {\n Templates.replaceNode(cmitem, html, js);\n this._indexContents();\n pendingReload.resolve();\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 pendingReload = new Pending(`courseformat/content:reloadSection_${element.id}`);\n const sectionitem = this.getElement(this.selectors.SECTION, element.id);\n if (sectionitem) {\n const promise = Fragment.loadFragment(\n 'core_courseformat',\n 'section',\n Config.courseContextId,\n {\n id: element.id,\n courseid: Config.courseId,\n sr: this.reactive.sectionReturn ?? 0,\n }\n );\n promise.then((html, js) => {\n Templates.replaceNode(sectionitem, html, js);\n this._indexContents();\n pendingReload.resolve();\n return;\n }).catch();\n }\n }\n\n /**\n * Create a new course module item in a section.\n *\n * Thos method will append a fake item in the container and trigger an ajax request to\n * replace the fake element by the real content.\n *\n * @param {Element} container the container element (section)\n * @param {Number} cmid the course-module ID\n * @returns {Element} the created element\n */\n _createCmItem(container, cmid) {\n const newItem = document.createElement(this.selectors.ACTIVITYTAG);\n newItem.dataset.for = 'cmitem';\n newItem.dataset.id = cmid;\n // The legacy actions.js requires a specific ID and class to refresh the CM.\n newItem.id = `module-${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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\ No newline at end of file +{"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 .\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 \n * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later\n */\n\nimport {BaseComponent} from 'core/reactive';\nimport {debounce} from 'core/utils';\nimport {getCurrentCourseEditor} from 'core_courseformat/courseeditor';\nimport Config from 'core/config';\nimport inplaceeditable from 'core/inplace_editable';\nimport Section from 'core_courseformat/local/content/section';\nimport CmItem from 'core_courseformat/local/content/section/cmitem';\nimport Fragment from 'core/fragment';\nimport Templates from 'core/templates';\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. 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0;\n this.debouncedReloads = new Map();\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. 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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(`${selector}:not([data-indexed])`);\n items.forEach((item) => {\n if (!item?.dataset?.id) {\n return;\n }\n // Delete previous item component.\n if (index[item.dataset.id] !== undefined) {\n index[item.dataset.id].unregister();\n }\n // Create the new component.\n index[item.dataset.id] = creationhandler({\n ...this,\n element: item,\n });\n // Mark as indexed.\n item.dataset.indexed = true;\n });\n }\n\n /**\n * Reload a course module contents.\n *\n * Most course module HTML is still strongly backend dependant.\n * Some changes require to get a new version of the module.\n *\n * @param {object} param0 the watcher details\n * @param {object} param0.element the state object\n */\n _reloadCm({element}) {\n if (!this.getElement(this.selectors.CM, element.id)) {\n return;\n }\n const debouncedReload = this._getDebouncedReloadCm(element.id);\n debouncedReload();\n }\n\n /**\n * Generate or get a reload CM debounced function.\n * @param {Number} cmId\n * @returns {Function} the debounced reload function\n */\n _getDebouncedReloadCm(cmId) {\n const pendingKey = `courseformat/content:reloadCm_${cmId}`;\n let debouncedReload = this.debouncedReloads.get(pendingKey);\n if (debouncedReload) {\n return debouncedReload;\n }\n const pendingReload = new Pending(pendingKey);\n const reload = () => {\n this.debouncedReloads.delete(pendingKey);\n const cmitem = this.getElement(this.selectors.CM, cmId);\n if (!cmitem) {\n return;\n }\n const promise = Fragment.loadFragment(\n 'core_courseformat',\n 'cmitem',\n Config.courseContextId,\n {\n id: cmId,\n courseid: Config.courseId,\n sr: this.reactive.sectionReturn ?? 0,\n }\n );\n promise.then((html, js) => {\n Templates.replaceNode(cmitem, html, js);\n this._indexContents();\n pendingReload.resolve();\n return;\n }).catch();\n };\n debouncedReload = debounce(reload, 200);\n 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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 1308a893121..bce9f4d2a85 100644 --- a/course/format/amd/src/local/content.js +++ b/course/format/amd/src/local/content.js @@ -23,6 +23,7 @@ */ import {BaseComponent} from 'core/reactive'; +import {debounce} from 'core/utils'; import {getCurrentCourseEditor} from 'core_courseformat/courseeditor'; import Config from 'core/config'; import inplaceeditable from 'core/inplace_editable'; @@ -77,6 +78,7 @@ export default class Component extends BaseComponent { this.cms = {}; // The page section return. this.sectionReturn = descriptor.sectionReturn ?? 0; + this.debouncedReloads = new Map(); } /** @@ -506,15 +508,37 @@ export default class Component extends BaseComponent { * @param {object} param0.element the state object */ _reloadCm({element}) { - const pendingReload = new Pending(`courseformat/content:reloadCm_${element.id}`); - const cmitem = this.getElement(this.selectors.CM, element.id); - if (cmitem) { + if (!this.getElement(this.selectors.CM, element.id)) { + return; + } + const debouncedReload = this._getDebouncedReloadCm(element.id); + debouncedReload(); + } + + /** + * Generate or get a reload CM debounced function. + * @param {Number} cmId + * @returns {Function} the debounced reload function + */ + _getDebouncedReloadCm(cmId) { + const pendingKey = `courseformat/content:reloadCm_${cmId}`; + let debouncedReload = this.debouncedReloads.get(pendingKey); + if (debouncedReload) { + return debouncedReload; + } + const pendingReload = new Pending(pendingKey); + const reload = () => { + this.debouncedReloads.delete(pendingKey); + const cmitem = this.getElement(this.selectors.CM, cmId); + if (!cmitem) { + return; + } const promise = Fragment.loadFragment( 'core_courseformat', 'cmitem', Config.courseContextId, { - id: element.id, + id: cmId, courseid: Config.courseId, sr: this.reactive.sectionReturn ?? 0, } @@ -525,7 +549,10 @@ export default class Component extends BaseComponent { pendingReload.resolve(); return; }).catch(); - } + }; + debouncedReload = debounce(reload, 200); + this.debouncedReloads.set(pendingKey, debouncedReload); + return debouncedReload; } /**