const fileInput=document.createElement("template");fileInput.innerHTML='\n \t\n\t\n \t\n',customElements.define("file-input",class extends HTMLElement{constructor(){super(),this.attachShadow({mode:"open"}).append(fileInput.content.cloneNode(!0)),this.input=this.shadowRoot.querySelector("input"),this.fileInput=this.shadowRoot.querySelector(".file-input"),this.filesPreviewWrapper=this.shadowRoot.querySelector(".files-preview-wrapper"),this.reflectedAttributes=["accept","multiple","capture","type"],this.reset=this.reset.bind(this),this.formatBytes=this.formatBytes.bind(this),this.createFilePreview=this.createFilePreview.bind(this),this.handleChange=this.handleChange.bind(this),this.handleKeyDown=this.handleKeyDown.bind(this)}static get observedAttributes(){return["accept","multiple","capture","type"]}get files(){return this.input.files}set accept(t){this.setAttribute("accept",t)}set multiple(t){t?this.setAttribute("multiple",""):this.removeAttribute("multiple")}set capture(t){this.setAttribute("capture",t)}set value(t){this.input.value=t}get isValid(){return""!==this.input.value}reset(){this.input.value="",this.filesPreviewWrapper.innerHTML=""}formatBytes(t,e=2){if(0===t)return"0 Bytes";const n=0>e?0:e,i=Math.floor(Math.log(t)/Math.log(1024));return parseFloat((t/Math.pow(1024,i)).toFixed(n))+" "+["Bytes","KB","MB","GB","TB","PB","EB","ZB","YB"][i]}createFilePreview(t){const e=document.createElement("li"),{name:n,size:i}=t;return e.className="file-preview",e.innerHTML=`\n\t\t\t${n}
\n ${this.formatBytes(i)}
\n\t\t`,e}handleChange(t){this.filesPreviewWrapper.innerHTML="";const e=document.createDocumentFragment();Array.from(t.target.files).forEach(t=>{e.append(this.createFilePreview(t))}),this.filesPreviewWrapper.append(e)}handleKeyDown(t){"Enter"!==t.key&&" "!==t.key||(t.preventDefault(),this.input.click())}connectedCallback(){this.setAttribute("role","button"),this.setAttribute("aria-label","File upload"),this.input.addEventListener("change",this.handleChange),this.fileInput.addEventListener("keydown",this.handleKeyDown)}attributeChangedCallback(t){this.reflectedAttributes.includes(t)&&(this.hasAttribute(t)?this.input.setAttribute(t,this.getAttribute(t)?this.getAttribute(t):""):this.input.removeAttribute(t))}disconnectedCallback(){this.input.removeEventListener("change",this.handleChange),this.fileInput.removeEventListener("keydown",this.handleKeyDown)}});