code-input.min.js

var codeInput={observedAttributes:["value","placeholder","language","lang","template"],textareaSyncAttributes:["value","min","max","type","pattern","autocomplete","autocorrect","autofocus","cols","dirname","disabled","form","maxlength","minlength","name","placeholder","readonly","required","rows","spellcheck","wrap"],textareaSyncEvents:["change","selectionchange","invalid","input"],usedTemplates:{},defaultTemplate:void 0,templateNotYetRegisteredQueue:{},registerTemplate:function(a,b){if(!("string"==typeof a||a instanceof String))throw TypeError(`code-input: Name of template "${a}" must be a string.`);if(!("function"==typeof b.highlight||b.highlight instanceof Function))throw TypeError(`code-input: Template for "${a}" invalid, because the highlight function provided is not a function; it is "${b.highlight}". Please make sure you use one of the constructors in codeInput.templates, and that you provide the correct arguments.`);if(!("boolean"==typeof b.includeCodeInputInHighlightFunc||b.includeCodeInputInHighlightFunc instanceof Boolean))throw TypeError(`code-input: Template for "${a}" invalid, because the includeCodeInputInHighlightFunc value provided is not a true or false; it is "${b.includeCodeInputInHighlightFunc}". Please make sure you use one of the constructors in codeInput.templates, and that you provide the correct arguments.`);if(!("boolean"==typeof b.preElementStyled||b.preElementStyled instanceof Boolean))throw TypeError(`code-input: Template for "${a}" invalid, because the preElementStyled value provided is not a true or false; it is "${b.preElementStyled}". Please make sure you use one of the constructors in codeInput.templates, and that you provide the correct arguments.`);if(!("boolean"==typeof b.isCode||b.isCode instanceof Boolean))throw TypeError(`code-input: Template for "${a}" invalid, because the isCode value provided is not a true or false; it is "${b.isCode}". Please make sure you use one of the constructors in codeInput.templates, and that you provide the correct arguments.`);if(!Array.isArray(b.plugins))throw TypeError(`code-input: Template for "${a}" invalid, because the plugin array provided is not an array; it is "${b.plugins}". Please make sure you use one of the constructors in codeInput.templates, and that you provide the correct arguments.`);if(b.plugins.forEach((c,d)=>{if(!(c instanceof codeInput.Plugin))throw TypeError(`code-input: Template for "${a}" invalid, because the plugin provided at index ${d} is not valid; it is "${b.plugins[d]}". Please make sure you use one of the constructors in codeInput.templates, and that you provide the correct arguments.`)}),codeInput.usedTemplates[a]=b,a in codeInput.templateNotYetRegisteredQueue){for(let c in codeInput.templateNotYetRegisteredQueue[a])elem=codeInput.templateNotYetRegisteredQueue[a][c],elem.template=b,codeInput.runOnceWindowLoaded(function(a){a.connectedCallback()}.bind(null,elem),elem);console.log(`code-input: template: Added existing elements with template ${a}`)}if(null==codeInput.defaultTemplate){if(codeInput.defaultTemplate=a,void 0 in codeInput.templateNotYetRegisteredQueue)for(let a in codeInput.templateNotYetRegisteredQueue[void 0])elem=codeInput.templateNotYetRegisteredQueue[void 0][a],elem.template=b,codeInput.runOnceWindowLoaded(function(a){a.connectedCallback()}.bind(null,elem),elem);console.log(`code-input: template: Set template ${a} as default`)}console.log(`code-input: template: Created template ${a}`)},Template:class{constructor(a=function(){},b=!0,c=!0,d=!1,e=[]){this.highlight=a,this.preElementStyled=b,this.isCode=c,this.includeCodeInputInHighlightFunc=d,this.plugins=e}highlight=function(){};preElementStyled=!0;isCode=!0;includeCodeInputInHighlightFunc=!1;plugins=[]},templates:{prism(a,b=[]){return new codeInput.Template(a.highlightElement,!0,!0,!1,b)},hljs(a,b=[]){return new codeInput.Template(function(b){b.removeAttribute("data-highlighted"),a.highlightElement(b)},!1,!0,!1,b)},characterLimit(a){return{highlight:function(a,b,c=[]){let d=+b.getAttribute("data-character-limit"),e=b.escapeHtml(b.value.slice(0,d)),f=b.escapeHtml(b.value.slice(d));a.innerHTML=`${e}<mark class="overflow">${f}</mark>`,0<f.length&&(a.innerHTML+=` <mark class="overflow-msg">${b.getAttribute("data-overflow-msg")||"(Character limit reached)"}</mark>`)},includeCodeInputInHighlightFunc:!0,preElementStyled:!0,isCode:!1,plugins:a}},rainbowText(a=["red","orangered","orange","goldenrod","gold","green","darkgreen","navy","blue","magenta"],b="",c=[]){return{highlight:function(a,b){let c=[],d=b.value.split(b.template.delimiter);for(let e=0;e<d.length;e++)c.push(`<span style="color: ${b.template.rainbowColors[e%b.template.rainbowColors.length]}">${b.escapeHtml(d[e])}</span>`);a.innerHTML=c.join(b.template.delimiter)},includeCodeInputInHighlightFunc:!0,preElementStyled:!0,isCode:!1,rainbowColors:a,delimiter:b,plugins:c}},character_limit(){return this.characterLimit([])},rainbow_text(a=["red","orangered","orange","goldenrod","gold","green","darkgreen","navy","blue","magenta"],b="",c=[]){return this.rainbowText(a,b,c)},custom(a=function(){},b=!0,c=!0,d=!1,e=[]){return{highlight:a,includeCodeInputInHighlightFunc:d,preElementStyled:b,isCode:c,plugins:e}}},plugins:new Proxy({},{get(a,b){if(a[b]==null)throw ReferenceError(`code-input: Plugin '${b}' is not defined. Please ensure you import the necessary files from the plugins folder in the WebCoder49/code-input repository, in the <head> of your HTML, before the plugin is instatiated.`);return a[b]}}),Plugin:class{constructor(a){console.log("code-input: plugin: Created plugin"),a.forEach(a=>{codeInput.observedAttributes.push(a)})}beforeHighlight(){}afterHighlight(){}beforeElementsAdded(){}afterElementsAdded(){}attributeChanged(){}},CodeInput:class extends HTMLElement{constructor(){super()}textareaElement=null;preElement=null;codeElement=null;dialogContainerElement=null;static formAssociated=!0;boundEventCallbacks={};pluginEvt(a,b){for(let c in this.template.plugins){let d=this.template.plugins[c];a in d&&(b===void 0?d[a](this):d[a](this,...b))}}needsHighlight=!1;handleEventsFromTextarea=!0;originalAriaDescription;scheduleHighlight(){this.needsHighlight=!0}animateFrame(){this.needsHighlight&&(this.update(),this.needsHighlight=!1),window.requestAnimationFrame(this.animateFrame.bind(this))}update(){let a=this.codeElement,b=this.value;b+="\n",a.innerHTML=this.escapeHtml(b),this.pluginEvt("beforeHighlight"),this.template.includeCodeInputInHighlightFunc?this.template.highlight(a,this):this.template.highlight(a),this.syncSize(),this.textareaElement===document.activeElement&&(this.handleEventsFromTextarea=!1,this.textareaElement.blur(),this.textareaElement.focus(),this.handleEventsFromTextarea=!0),this.pluginEvt("afterHighlight")}syncSize(){this.template.preElementStyled?(this.style.backgroundColor=getComputedStyle(this.preElement).backgroundColor,this.textareaElement.style.height=getComputedStyle(this.preElement).height,this.textareaElement.style.width=getComputedStyle(this.preElement).width):(this.style.backgroundColor=getComputedStyle(this.codeElement).backgroundColor,this.textareaElement.style.height=getComputedStyle(this.codeElement).height,this.textareaElement.style.width=getComputedStyle(this.codeElement).width)}setKeyboardNavInstructions(a,b){this.dialogContainerElement.querySelector(".code-input_keyboard-navigation-instructions").innerText=a,b?this.textareaElement.setAttribute("aria-description",this.originalAriaDescription+". "+a):this.textareaElement.setAttribute("aria-description",a)}escapeHtml(a){return a.replace(/&/g,"&amp;").replace(/</g,"&lt;")}unescapeHtml(a){return a.replace(/&amp;/g,"&").replace(/&lt;/g,"<").replace(/&gt;/g,">")}getTemplate(){let a;return a=null==this.getAttribute("template")?codeInput.defaultTemplate:this.getAttribute("template"),a in codeInput.usedTemplates?codeInput.usedTemplates[a]:(a in codeInput.templateNotYetRegisteredQueue||(codeInput.templateNotYetRegisteredQueue[a]=[]),void codeInput.templateNotYetRegisteredQueue[a].push(this))}setup(){if(null!=this.textareaElement)return;this.classList.add("code-input_registered"),this.template.preElementStyled&&this.classList.add("code-input_pre-element-styled"),this.pluginEvt("beforeElementsAdded");let a=this.getAttribute("language")||this.getAttribute("lang"),b=this.getAttribute("placeholder")||this.getAttribute("language")||this.getAttribute("lang")||"",c=this.unescapeHtml(this.innerHTML)||this.getAttribute("value")||"";this.initialValue=c;let d=document.createElement("textarea");d.placeholder=b,""!=c&&(d.value=c),d.innerHTML=this.innerHTML,d.setAttribute("spellcheck","false"),d.setAttribute("tabindex",this.getAttribute("tabindex")||0),this.setAttribute("tabindex",-1),this.originalAriaDescription=this.getAttribute("aria-description")||"Code input field",this.addEventListener("mousedown",()=>{this.classList.add("code-input_mouse-focused")}),d.addEventListener("blur",()=>{this.handleEventsFromTextarea&&this.classList.remove("code-input_mouse-focused")}),this.innerHTML="";for(let a,b=0;b<this.attributes.length;b++)a=this.attributes[b].name,(codeInput.textareaSyncAttributes.includes(a)||"aria-"==a.substring(0,5))&&d.setAttribute(a,this.getAttribute(a));d.addEventListener("input",()=>{this.value=this.textareaElement.value}),this.textareaElement=d,this.append(d);let e=document.createElement("code"),f=document.createElement("pre");f.setAttribute("aria-hidden","true"),f.setAttribute("tabindex","-1"),f.setAttribute("inert",!0),this.preElement=f,this.codeElement=e,f.append(e),this.append(f),this.template.isCode&&a!=null&&""!=a&&e.classList.add("language-"+a.toLowerCase());let g=document.createElement("div");g.classList.add("code-input_dialog-container"),this.append(g),this.dialogContainerElement=g;let h=document.createElement("div");h.classList.add("code-input_keyboard-navigation-instructions"),g.append(h),this.pluginEvt("afterElementsAdded"),this.dispatchEvent(new CustomEvent("code-input_load")),this.value=c,this.animateFrame();const i=new ResizeObserver(()=>{this.syncSize()});i.observe(this)}escape_html(a){return this.escapeHtml(a)}get_template(){return this.getTemplate()}connectedCallback(){this.template=this.getTemplate(),this.template!=null&&(this.classList.add("code-input_registered"),codeInput.runOnceWindowLoaded(()=>{this.setup(),this.classList.add("code-input_loaded")},this)),this.mutationObserver=new MutationObserver(this.mutationObserverCallback.bind(this)),this.mutationObserver.observe(this,{attributes:!0,attributeOldValue:!0})}mutationObserverCallback(a){for(const b of a)if("attributes"===b.type){for(let a=0;a<codeInput.observedAttributes.length;a++)if(b.attributeName==codeInput.observedAttributes[a])return this.attributeChangedCallback(b.attributeName,b.oldValue,super.getAttribute(b.attributeName));if("aria-"==b.attributeName.substring(0,5))return this.attributeChangedCallback(b.attributeName,b.oldValue,super.getAttribute(b.attributeName))}}disconnectedCallback(){this.mutationObserver.disconnect()}attributeChangedCallback(a,b,c){if(this.isConnected)switch(this.pluginEvt("attributeChanged",[a,b,c]),a){case"value":this.value=c;break;case"template":this.template=codeInput.usedTemplates[c||codeInput.defaultTemplate],this.template.preElementStyled?this.classList.add("code-input_pre-element-styled"):this.classList.remove("code-input_pre-element-styled"),this.scheduleHighlight();break;case"lang":case"language":let d=this.codeElement,e=this.textareaElement;if(null!=c&&(c=c.toLowerCase(),d.classList.contains(`language-${c}`)))break;null!==b&&(b=b.toLowerCase(),d.classList.remove("language-"+b),d.parentElement.classList.remove("language-"+b)),d.classList.remove("language-none"),d.parentElement.classList.remove("language-none"),null!=c&&""!=c&&d.classList.add("language-"+c),e.placeholder==b&&(e.placeholder=c),this.scheduleHighlight();break;default:codeInput.textareaSyncAttributes.includes(a)||"aria-"==a.substring(0,5)?null==c||null==c?this.textareaElement.removeAttribute(a):this.textareaElement.setAttribute(a,c):codeInput.textareaSyncAttributes.regexp.forEach(b=>{a.match(b)&&(null==c?this.textareaElement.removeAttribute(a):this.textareaElement.setAttribute(a,c))})}}addEventListener(a,b,c=void 0){let d=function(a){"function"==typeof b?b(a):b&&b.handleEvent&&b.handleEvent(a)}.bind(this);if(this.boundEventCallbacks[b]=d,codeInput.textareaSyncEvents.includes(a)){let e=function(a){this.handleEventsFromTextarea&&d(a)}.bind(this);this.boundEventCallbacks[b]=e,void 0===c?null==this.textareaElement?this.addEventListener("code-input_load",()=>{this.textareaElement.addEventListener(a,d)}):this.textareaElement.addEventListener(a,e):null==this.textareaElement?this.addEventListener("code-input_load",()=>{this.textareaElement.addEventListener(a,d,c)}):this.textareaElement.addEventListener(a,e,c)}else void 0===c?super.addEventListener(a,d):super.addEventListener(a,d,c)}removeEventListener(a,b,c=void 0){let d=this.boundEventCallbacks[b];codeInput.textareaSyncEvents.includes(a)?c===void 0?null==this.textareaElement?this.addEventListener("code-input_load",()=>{this.textareaElement.removeEventListener(a,d)}):this.textareaElement.removeEventListener(a,d):null==this.textareaElement?this.addEventListener("code-input_load",()=>{this.textareaElement.removeEventListener(a,d,c)}):this.textareaElement.removeEventListener(a,d,c):c===void 0?super.removeEventListener(a,d):super.removeEventListener(a,d,c)}get value(){return this.textareaElement.value}set value(a){return(null===a||void 0===a)&&(a=""),this.textareaElement.value=a,this.scheduleHighlight(),a}get placeholder(){return this.getAttribute("placeholder")}set placeholder(a){return this.setAttribute("placeholder",a)}get validity(){return this.textareaElement.validity}get validationMessage(){return this.textareaElement.validationMessage}setCustomValidity(a){return this.textareaElement.setCustomValidity(a)}checkValidity(){return this.textareaElement.checkValidity()}reportValidity(){return this.textareaElement.reportValidity()}pluginData={};formResetCallback(){this.value=this.initialValue}},runOnceWindowLoaded(a){"complete"==document.readyState?a():window.addEventListener("load",a)}};customElements.define("code-input",codeInput.CodeInput);