3 lines
2.7 KiB
JavaScript
3 lines
2.7 KiB
JavaScript
var NRF_ChainedFields=function(){function e(){this.ajaxURL="?option=com_ajax&format=raw&plugin=nrframework&path=plugins/system/nrframework/fields/&class=JFormFieldNRChainedFields&file=nrchainedfields&task=Include",this.nextSelect=null,this.isJ4=Joomla.Modal,this.initEvents()}var t=e.prototype;return t.initEvents=function(){this.isJ4||jQuery(document).on("change",function(e){this.handleChange(e)}.bind(this)),document.addEventListener("change",function(e){this.handleChange(e)}.bind(this))},t.handleChange=function(e){var t,n,i=e.target.closest(".nr-chained-fields-select");i&&this.getNextSelect(i)&&(t=this,n=e.target.closest(".nr-chained-fields"),this.resetNextSelects(i),i.value)&&(this.setNextSelectIsLoading(i),(i=new FormData).append("select_id",e.target.id),i.append("value",JSON.stringify(this.getValue(n))),i.append("data_source",n.dataset.dataSource),i.append("csv",n.dataset.csv),i.append(Joomla.getOptions("csrf.token"),1),fetch(n.dataset.baseUrl+this.ajaxURL,{method:"post",body:i}).then(function(e){return e.json()}).then(function(e){e.error?alert(e.response):t.populateNextSelect(e.response)}))},t.populateNextSelect=function(e){this.populateDropdown(e,this.nextSelect),this.nextSelect.removeAttribute("disabled"),this.nextSelect.querySelector("option.placeholder").innerHTML=this.nextSelect.querySelector("option.placeholder").dataset.original,window.jQuery&&jQuery().chosen&&jQuery(this.nextSelect).chosen("destroy").chosen()},t.getValue=function(e){var t={};return e.querySelectorAll(".nr-chained-fields-select").forEach(function(e){t[e.name]=e.options[e.selectedIndex].classList.contains("placeholder")?"":e.value}),t},t.populateDropdown=function(e,t){for(var n=0;n<e.length;n++){var i=document.createElement("option");i.value=e[n].value,i.text=e[n].text,t.appendChild(i)}},t.resetNextSelects=function(e){e=this.getNextSelect(e);e&&(e.setAttribute("disabled","disabled"),e.querySelector("option.placeholder").innerHTML=e.querySelector("option.placeholder").dataset.original,e.querySelectorAll("option:not(.placeholder)").forEach(function(e){e.remove()}),window.jQuery&&jQuery().chosen&&jQuery(e).chosen("destroy").chosen(),this.resetNextSelects(e))},t.getNextSelect=function(e){return this.isJ4?!!e.nextElementSibling&&"select"==e.nextElementSibling.nodeName.toLowerCase()&&e.nextElementSibling:!!e.nextElementSibling.nextElementSibling&&"select"==e.nextElementSibling.nextElementSibling.nodeName.toLowerCase()&&e.nextElementSibling.nextElementSibling},t.setNextSelectIsLoading=function(e){var t=this.getNextSelect(e);t&&(this.nextSelect=t,e=e.closest(".nr-chained-fields").dataset.loading,t.querySelector("option").innerHTML=e,window.jQuery)&&jQuery().chosen&&jQuery(t).chosen("destroy").chosen()},e}();document.addEventListener("DOMContentLoaded",function(){new NRF_ChainedFields});
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