2 lines
2.3 KiB
JavaScript
2 lines
2.3 KiB
JavaScript
!function(t){if(typeof window!=="undefined"){t(window)}else if(typeof global!=="undefined"){t(global)}}(function(window){function getValue(row,name,attr){var el=row.querySelector("."+name);if(!el){return""}if(attr){return el.getAttribute(attr)||""}return el.textContent||el.innerText||""}function normalizeOrder(order){return order==="desc"?"desc":"asc"}function List(container,options){if(!(this instanceof List))return new List(container,options);this.container=typeof container==="string"?document.querySelector(container):container;if(!this.container){throw new Error("List container not found")}this.listClass=options&&options.listClass?options.listClass:"list";this.valueNames=options&&options.valueNames?options.valueNames:[];this.listEl=this.container.querySelector("."+this.listClass);if(!this.listEl){throw new Error("List element not found")}this.items=Array.from(this.listEl.children);this.filteredItems=this.items.slice();this.sortOrder="asc";this.sortKey=null}List.prototype.filter=function(fn){this.filteredItems=[];for(var i=0;i<this.items.length;i++){var row=this.items[i];var values=this._buildValues(row);if(fn({values:function(){return values}})){this.filteredItems.push(row)}}this._render();return this};List.prototype.sort=function(key,opts){var order=normalizeOrder(opts&&opts.order);this.sortKey=key;this.sortOrder=order;var self=this;var kv=this._resolveKeySpec(key);this.filteredItems.sort(function(a,b){var va=getValue(a,kv.name,kv.attr);var vb=getValue(b,kv.name,kv.attr);var na=Number(va),nb=Number(vb);var cmp;if(!isNaN(na)&&!isNaN(nb)){cmp=na-nb}else{cmp=String(va).localeCompare(String(vb))}return order==="desc"?-cmp:cmp});this._render();return this};List.prototype._resolveKeySpec=function(key){for(var i=0;i<this.valueNames.length;i++){var spec=this.valueNames[i];if(typeof spec==="string"&&spec===key){return {name:key,attr:null}}if(spec&&spec.name===key){return {name:spec.name,attr:spec.attr||null}}}return {name:key,attr:null}};List.prototype._buildValues=function(row){var out={};for(var i=0;i<this.valueNames.length;i++){var spec=this.valueNames[i],name=typeof spec==="string"?spec:spec.name,attr=spec.attr||null;out[name]=getValue(row,name,attr)}return out};List.prototype._render=function(){var parent=this.listEl;parent.innerHTML="";for(var i=0;i<this.filteredItems.length;i++){parent.appendChild(this.filteredItems[i])}};window.List=List});
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