/**
 * @copyright  (C) 2019 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */let url,direction,isNested,dragElementIndex,dropElementIndex,container=document.querySelector(".js-draggable"),form,formData;if(container)url=container.dataset.url,direction=container.dataset.direction,isNested=container.dataset.nested;else if(Joomla.getOptions("draggable-list")){const o=Joomla.getOptions("draggable-list");container=document.querySelector(o.id),container.classList.contains("js-draggable")||container.classList.add("js-draggable"),{url}=o,{direction}=o,isNested=o.nested}if(container){form=container.closest("form"),formData=new FormData(form),formData.delete("task"),formData.delete("order[]"),document.addEventListener("touchstart",()=>{},!1);const o=(e,l,r,a)=>{let t;const s=[];if(r<a)for(e[a].value=e[a-1].value,t=r;t<a;t+=1)direction==="asc"?e[t].value=parseInt(e[t].value,10)-1:e[t].value=parseInt(e[t].value,10)+1;else for(e[a].value=e[a+1].value,t=a+1;t<=r;t+=1)direction==="asc"?e[t].value=parseInt(e[t].value,10)+1:e[t].value=parseInt(e[t].value,10)-1;for(t=0;t<e.length-1;t+=1)s.push(`order[]=${encodeURIComponent(e[t].value)}`),s.push(`cid[]=${encodeURIComponent(l[t].value)}`);return s},c=e=>{if(!e.dataset.itemId)return;const l=e.dataset.itemId,r=container.querySelectorAll(`tr[data-parents~="${l}"]`);r.length&&e.after(...r)},d=e=>{let l,r,a;const t=e.dataset.draggableGroup;t?(a=`tr[data-draggable-group="${t}"]`,l=`[data-draggable-group="${t}"] [name="order[]"]`,r=`[data-draggable-group="${t}"] [name="cid[]"]`):(a="tr",l='[name="order[]"]',r='[name="cid[]"]');const s=[].slice.call(container.querySelectorAll(a)),u=[].slice.call(container.querySelectorAll(l)),i=[].slice.call(container.querySelectorAll(r));if(dropElementIndex=s.indexOf(e),url){const n=document.querySelector('[name="task"]');n&&n.setAttribute("name","some__Temporary__Name__");const g={url,method:"POST",data:`${new URLSearchParams(formData).toString()}&${o(u,i,dragElementIndex,dropElementIndex).join("&")}`,perform:!0};Joomla.request(g),n&&n.setAttribute("name","task")}c(e)};dragula([container],{direction:"vertical",copy:!1,revertOnSpill:!0,accepts(e,l,r,a){return isNested&&a!==null?a.dataset.draggableGroup&&a.dataset.draggableGroup===e.dataset.draggableGroup:a===null||a&&a.tagName.toLowerCase()==="tr"},mirrorContainer:container}).on("drag",e=>{let l;const r=e.dataset.draggableGroup;r?l=`tr[data-draggable-group="${r}"]`:l="tr",dragElementIndex=[].slice.call(container.querySelectorAll(l)).indexOf(e)}).on("drop",e=>{d(e)})}