(()=>{class e{constructor(){this.cache=window.jvbCache,this.a11y=window.jvbA11y,this.loading=window.jvbLoading,this.error=window.jvbError,this.container=document.querySelector("section.feed-block"),this.container&&(this.openGallery=!1,this.initElements(),this.addPlaceholders(),this.config={api:feedSettings.apiUrl,nonce:feedSettings.nonce,user:jvbSettings.currentUser||null,source:"",context:"",highlight:null,gallery:!1,showAuthor:!0,showDate:!1,view:localStorage.getItem("feedViewMode")||"grid",...this.container.dataset},this.taxonomies={},this.rendered={},this.feed={imageLoadThreshold:5,lazyLoadOffset:"100px",gallery:[],loaded:0,intsersectionObserver:null,templates:new Map},this.isLoading=!1,this.hasMore=!0,this.retries={count:0,max:3,delay:1e3},this.page=1,this.order="DESC",this.orderby="date",this.gallery=!!this.config.gallery&&new window.jvbGallery(document.querySelector("dialog.gallery"),{imageWrapper:".item",loadMore:()=>this.fetchFeed.bind(this)}),this.initListeners(),1===this.page?this.processURLFilters():this.updateFilters())}initElements(){this.filterSelector="form.feed-filters",this.filterForm=this.container.querySelector(this.filterSelector),this.grid=this.container.querySelector(".item-grid"),this.loadMore=this.container.querySelector(".load-more"),this.filterControls=this.container.querySelector(".filter-actions"),this.contentTypes=Array.from(this.filterForm.querySelectorAll('input[name="content"]')).map((e=>e.value)),this.selectedTerms=this.container.querySelector(".selected-items-section .selected-items")}initListeners(){window.addEventListener("popstate",this.handlePopState.bind(this)),document.addEventListener("click",this.handleClick.bind(this)),document.addEventListener("change",this.handleChange.bind(this)),"IntersectionObserver"in window&&(this.imageObserver=new IntersectionObserver((e=>{e.forEach((e=>{e.isIntersecting&&(this.loadImage(e.target),this.imageObserver.unobserve(e.target))}))}),{rootMargin:"100px",threshold:.1})),"ResizeObserver"in window?(this.resizeObserver=new ResizeObserver(window.debounce((()=>{this.updateImageSizes()}),250)),this.resizeObserver.observe(this.container)):window.addEventListener("resize",window.debounce((()=>{this.updateImageSizes()}),250)),this.taxonomies={},this.container.querySelectorAll(".jvb-selector:not([hidden])").forEach((e=>{let t=e.dataset.taxonomy;Object.hasOwn(this.taxonomies,t)||(this.taxonomies[t]=new window.jvbTaxonomySelector(e,{multiple:!0,feed:!0,selected:{},onClose:()=>this.setSelectedTerms(t)}))}))}handlePopState(e){e.state&&e.state.filters&&this.processURLFilters()&&(this.resetPage(),this.fetchFeed(),this.a11y.announce("Feed filters updated from browser history."))}processURLFilters(){const e=new URLSearchParams(window.location.search);if(e.toString()){for(var[t,i]of(["content","order","orderby","favourites","match"].forEach((t=>{let i=e.get("f_"+t);e.delete("f_"+t),i&&this.filterForm.querySelector(`input[name="${t}"][value="${i}"]`)&&(this.filterForm.querySelector(`input[name="${t}"][value="${i}"]`).checked=!0)})),Object.entries(Object.fromEntries(e))))t=t.replace("f_",""),this.contentTypes.includes(t)?this.openGallery=i:(this.taxonomies[t].addTermsFromURL(i),this.setSelectedTerms(t));this.updateFilters()}else this.updateFilters()}handleClick(e){if(e.target.classList.contains("load-more")||e.target.closest(".load-more"))this.fetchFeed(!1),e.target.disabled=!0;else if(e.target.classList.contains("clear-filters")||e.target.closest(".clear-filters"))this.resetFilters();else if(this.config.gallery&&e.target.closest(".feed-image"))this.gallery.handleGalleryOpen(e);else if(e.target.classList.contains(".remove-item")||e.target.closest(".remove-item")){let t=e.target.closest(".selected-item"),i=t.dataset.taxonomy;this.taxonomies[i].removeSelectedTerm(t.dataset.id),this.setSelectedTerms(i),this.updateFilters()}}handleChange(e){e.target.closest(this.filterSelector)&&(this.resetPage(),window.removeChildren(this.grid),this.addPlaceholders(),this.updateFilters())}updateFilters(){this.page=1;const e=new URLSearchParams(window.location.search);let t=Object.fromEntries(new FormData(this.filterForm)),i=[];for(let[r,s]of Object.entries(t)){let a=!1;switch(r){case"content":s!==this.contentTypes[0]?a=!0:e.delete("f_"+r);break;case"orderby":"date"!==s&&(a=!0);break;case"order":"desc"!==s&&(a=!0);break;default:a=!0}a||e.delete("f_"+r),a&&!1!==s&&""!==s&&e.set("f_"+r,s),""!==s&&i.push(s);const o=`${window.location.pathname}?${e.toString()}`;history.pushState(t,"",o)}this.filters=t,this.updateContentFor(t.content),this.updateFilterControls(),this.loading.setContent(i),this.fetchFeed(!0)}updateFilterControls(){this.filterControls.hidden=this.selectedTerms.children.length<2}updateContentFor(e){this.filterForm.querySelectorAll(".jvb-selector").forEach((t=>{let i=t.dataset.for.includes(e);if(t.hidden=!i,!i){let e=t.dataset.taxonomy;this.clearSelectedTerms(e)}})),this.filterForm.querySelectorAll("input[data-for]").forEach((t=>{t.hidden=!t.dataset.for.includes(e)})),this.filterForm.querySelectorAll('input[name="order"]').forEach((e=>{e.hidden="random"===this.filters.order}))}clearSelectedTerms(e){this.filterForm.querySelector(`input[name="${e}"]`).value="",Object.hasOwn(this.taxonomies,e)&&(this.taxonomies[e].selectedItems={})}setSelectedTerms(e){let t=this.filterForm.querySelector(`input[name="${e}"]`);t.value="";let i=this.taxonomies[e].selectedTerms;if(!window.isEmptyObject(i)){let e=Object.keys(i);t.value=e.join(",")}this.updateFilters()}nextPage(){this.hasMore&&this.page++}resetPage(){this.page=1,this.hasMore=!0}resetState(){this.resetPage(!0),this.isLoading=!1,this.retries={count:0,max:3,delay:1e3}}resetFilters(){this.filterForm.reset(),this.filterForm.querySelector('input[name="content"]').checked=!0,this.filterForm.querySelector('input[name="orderby"][value="date"]').checked=!0,this.page=1,this.updateFilters()}buildFilterRequest(){let e={};for(let[t,i]of Object.entries(this.filters))!1!==i&&""!==i&&(e[t]=i);return e.page=parseInt(this.page),this.container.dataset.context&&(e.context=this.container.dataset.context),this.container.dataset.source&&(e.source=this.container.dataset.source),new URLSearchParams(e).toString()}async fetchFeed(e=!1,t=!1){if(this.isLoading)return!1;this.loading.showLoading(this.filters);try{1===this.page&&(window.removeChildren(this.grid),this.addPlaceholders());const e=await this.cache.fetchWithCache(`${this.config.api}feed?${this.buildFilterRequest()}`,{method:"GET"},{context:"feed",forceRefresh:!0});return e&&e.items&&0!==e.items.length?(this.hasMore=e.has_more,this.renderItems(e.items,this.page>1),this.hasMore&&this.nextPage(),!0):(1===this.page&&this.showEmptyState(),this.hasMore=!1,!1)}catch(e){this.handleError(e)}finally{this.loading.hideLoading(),!1!==this.openGallery&&(this.gallery.openWhenReady=this.openGallery,this.openGallery=!1),this.loadMore.disabled=!1,this.loadMore.hidden=!this.hasMore}}removePlaceholders(){this.grid.querySelector(".placeholder")&&window.removeChildren(this.grid)}showEmptyState(){window.removeChildren(this.grid);let e=window.getTemplate("emptyState"),t=Object.hasOwn(this.filters,"favourites")&&!0===this.filters.favourites;t&&([e.querySelector("h3").textContent,e.querySelector("p:first-of-type").textContent,e.querySelector("p:last-of-type").textContent]=["♡ BLANK CANVAS ♡","You haven't fallen in love with any pieces... yet!","Hit that heart icon when something stops your scroll — your dream collection is waiting to start."]),this.grid.append(e),this.a11y.announceEmpty(t)}handleError(e){return this.error.handleApiError(e,{component:"Feed Block",action:"loaditems"},(()=>this.fetchFeed()))}addPlaceholders(){let e=this.contentTypes.length-1;for(let t=0;t<9;t++){let t=window.getTemplate("placeholderTemplate"),i=Math.floor(Math.random()*e+1),r=window.getIcon(this.contentTypes[i]).cloneNode(!0);t.append(r),this.grid.append(t)}}renderItems(e,t=!1){if(t||(window.removeChildren(this.grid),this.addPlaceholders()),0===e.length)return void this.a11y.announceUpdate(0,t);const i=document.createDocumentFragment(),r=s=>{const a=Math.min(s+10,e.length);for(let t=s;t<a;t++){const r=e[t],s=this.createItemElement(r);i.appendChild(s),this.imageObserver.observe(s)}a<e.length?requestAnimationFrame((()=>{r(a)})):(this.removePlaceholders(),this.grid.appendChild(i),this.config.gallery&&this.gallery.updateGalleryItems(this.gallery.getGalleryItems()),this.a11y.makeNavigable(this.grid.querySelectorAll(".item:not([data-keyboard-nav])")),this.a11y.announceItems(e.length,t,this.hasMore))};e.length>0?r(0):this.a11y.announceUpdate(0,t)}createItemElement(e){var t;if(this.rendered[e.icon]||(this.rendered[e.icon]=new Map),this.rendered[e.icon].has(e.id))return this.rendered[e.icon].get(e.id);const i=null!==(t=window.isFavourited(e.icon,e.id))&&void 0!==t&&t,r=window.getTemplate("feed-item");r.id=`${e.icon}-${e.id}`,r.dataset.id=e.id,r.classList.add(e.icon),e.umami_view&&this.buildUmamiData(r,e.umami_view);let s=r.querySelector("button.favourite");[s.dataset.id,s.dataset.type,s.dataset.artist,s.title]=[e.id,e.icon,e.user_id,i?"Remove from Favourites":"Add to Favourites"];let a=e.order,o=r.querySelector(".item"),n=r.querySelector(".item-list"),l=(r.querySelector(".feed-images"),r.querySelector("summary")),d=r.querySelector(".item-info");for(let[t,i]of Object.entries(a)){let t,s=e[i];if("title"===i)t=r.querySelector("h3 a"),""!==e.title?([t.textContent,t.href,t.url]=[e.title,e.url,`Learn more about this ${e.icon}`],""!==e.icon&&t.closest("h3").prepend(window.getIcon(e.icon)),e.umami_click&&this.buildUmamiData(t,e.umami_click)):t.remove();else if(Object.hasOwn(s,"terms")){if(0===s.terms.length)continue;let e=n.cloneNode(!0),t=e.querySelector(".label"),i=e.querySelector("ul"),r=e.querySelector("li");s.label&&(t.textContent=s.label),s.icon&&t.prepend(window.getIcon(s.icon)),s.label||s.icon||t.remove(),s.terms.forEach((e=>{let t=r.cloneNode(!0),s=t.querySelector("a");[s.href,s.title,s.textContent]=[e.url,`Learn more about ${e.title}`,e.title],e.umami_click.length>0&&this.buildUmamiData(s,e.umami_click),i.append(t)})),r.remove(),d.appendChild(e)}else if(Object.hasOwn(s,"value")&&""!==s.value){let e=o.cloneNode(!0),t=e.querySelector(".label"),i=e.querySelector("a"),r=e.querySelector("p");Object.hasOwn(s,"label")&&(t.textContent=s.label),Object.hasOwn(s,"icon")&&t.prepend(window.getIcon(s.icon)),Object.hasOwn(s,"icon")||Object.hasOwn(s,"label")||t.remove(),Object.hasOwn(s,"url")?(r.remove(),[i.textContent,i.href,i.title]=[s.value,s.url,`Learn more about ${s.value}`]):(i.remove(),r.textContent=s.value),d.appendChild(e)}else if("image"===i){let t=l.querySelector(".feed-images"),i=t.querySelector("a"),r=i.cloneNode(!0);this.config.gallery||(r.href=e.url),r.classList.add("feed-image"),this.buildImageData(r.querySelector("img"),e.image),t.append(r),e.content?.length>0&&(t.classList.add("multi"),e.content.forEach((e=>{let r=i.cloneNode(!0);this.config.gallery||(r.href=e.url);let s=r.querySelector("img");s.src=e.image.small,s.alt=e.image.alt,t.append(r)}))),i.remove()}}return o.remove(),n.remove(),this.rendered[e.icon].set(e.id,r),r}buildImageData(e,t){"string"==typeof t.tiny&&([e.src,e.dataset.small,e.dataset.medium,e.dataset.large,e.alt]=[t.tiny,t.small,t.medium,t.large,t.alt])}buildUmamiData(e,t){for(let[i,r]of Object.entries(t))e.dataset[i]=r}loadImage(e){const t=e.querySelector("img");if(!t)return;const i=this.getImageSize();t.src=t.dataset[i]||t.dataset.src,e.setAttribute("data-loaded","true")}updateImageSizes(){const e=this.getImageSize();this.grid.querySelectorAll(".item").forEach((t=>{const i=t.querySelector("img");i&&i.dataset[e]&&i.src!==i.dataset[e]&&(i.src=i.dataset[e])}))}getImageSize(){const e=window.innerWidth;return e>1024||e>500?"medium":"small"}}document.addEventListener("DOMContentLoaded",(()=>{window.feedBlock=new e}))})();
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