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t={target:this._target,addedNodes:[],removedNodes:[]},e=this.constructor.getFlattenedNodes(this._target),n=cn(e,this._effectiveNodes);for(let e,r=0;r<n.length&&(e=n[r]);r++)for(let n,r=0;r<e.removed.length&&(n=e.removed[r]);r++)t.removedNodes.push(n);for(let r,s=0;s<n.length&&(r=n[s]);s++)for(let n=r.index;n<r.index+r.addedCount;n++)t.addedNodes.push(e[n]);this._effectiveNodes=e;let r=!1;return(t.addedNodes.length||t.removedNodes.length)&&(r=!0,this.callback.call(this._target,t)),r}_listenSlots(t){for(let e=0;e<t.length;e++){let n=t[e];$n(n)&&n.addEventListener("slotchange",this._boundSchedule)}}_unlistenSlots(t){for(let e=0;e<t.length;e++){let n=t[e];$n(n)&&n.removeEventListener("slotchange",this._boundSchedule)}}};const Vn=Element.prototype,Xn=Vn.matches||Vn.matchesSelector||Vn.mozMatchesSelector||Vn.msMatchesSelector||Vn.oMatchesSelector||Vn.webkitMatchesSelector,Gn=function(t,e){return Xn.call(t,e)};class Wn{constructor(t){this.node=t}observeNodes(t){return new Un(this.node,t)}unobserveNodes(t){t.disconnect()}notifyObserver(){}deepContains(t){if(I(this.node).contains(t))return!0;let e=t,n=t.ownerDocument;for(;e&&e!==n&&e!==this.node;)e=I(e).parentNode||I(e).host;return e===this.node}getOwnerRoot(){return I(this.node).getRootNode()}getDistributedNodes(){return"slot"===this.node.localName?I(this.node).assignedNodes({flatten:!0}):[]}getDestinationInsertionPoints(){let t=[],e=I(this.node).assignedSlot;for(;e;)t.push(e),e=I(e).assignedSlot;return t}importNode(t,e){let n=this.node instanceof Document?this.node:this.node.ownerDocument;return I(n).importNode(t,e)}getEffectiveChildNodes(){return Un.getFlattenedNodes(this.node)}queryDistributedElements(t){let e=this.getEffectiveChildNodes(),n=[];for(let r,s=0,i=e.length;s<i&&(r=e[s]);s++)r.nodeType===Node.ELEMENT_NODE&&Gn(r,t)&&n.push(r);return n}get activeElement(){let t=this.node;return void 0!==t._activeElement?t._activeElement:t.activeElement}}function Zn(t,e){for(let n=0;n<e.length;n++){let r=e[n];Object.defineProperty(t,r,{get:function(){return this.node[r]},configurable:!0})}}class Kn{constructor(t){this.event=t}get rootTarget(){return this.path[0]}get localTarget(){return this.event.target}get path(){return this.event.composedPath()}}Wn.prototype.cloneNode,Wn.prototype.appendChild,Wn.prototype.insertBefore,Wn.prototype.removeChild,Wn.prototype.replaceChild,Wn.prototype.setAttribute,Wn.prototype.removeAttribute,Wn.prototype.querySelector,Wn.prototype.querySelectorAll,Wn.prototype.parentNode,Wn.prototype.firstChild,Wn.prototype.lastChild,Wn.prototype.nextSibling,Wn.prototype.previousSibling,Wn.prototype.firstElementChild,Wn.prototype.lastElementChild,Wn.prototype.nextElementSibling,Wn.prototype.previousElementSibling,Wn.prototype.childNodes,Wn.prototype.children,Wn.prototype.classList,Wn.prototype.textContent,Wn.prototype.innerHTML;let Qn=Wn;!function(t,e){for(let n=0;n<e.length;n++){let r=e[n];t[r]=function(){return this.node[r].apply(this.node,arguments)}}}(Wn.prototype,["cloneNode","appendChild","insertBefore","removeChild","replaceChild","setAttribute","removeAttribute","querySelector","querySelectorAll","attachShadow"]),Zn(Wn.prototype,["parentNode","firstChild","lastChild","nextSibling","previousSibling","firstElementChild","lastElementChild","nextElementSibling","previousElementSibling","childNodes","children","classList","shadowRoot"]),function(t,e){for(let n=0;n<e.length;n++){let r=e[n];Object.defineProperty(t,r,{get:function(){return this.node[r]},set:function(t){this.node[r]=t},configurable:!0})}}(Wn.prototype,["textContent","innerHTML","className"]);const tr=function(t){if((t=t||document)instanceof Qn)return t;if(t instanceof Kn)return t;let e=t.__domApi;return e||(e=t instanceof Event?new Kn(t):new Qn(t),t.__domApi=e),e};const er="disable-upgrade",nr=t=>{for(;t;){const e=Object.getOwnPropertyDescriptor(t,"observedAttributes");if(e)return e.get;t=Object.getPrototypeOf(t.prototype).constructor}return()=>[]};d((t=>{const e=We(t);let n=nr(e);return class extends e{constructor(){super(),this.__isUpgradeDisabled}static get observedAttributes(){return n.call(this).concat(er)}_initializeProperties(){this.hasAttribute(er)?this.__isUpgradeDisabled=!0:super._initializeProperties()}_enableProperties(){this.__isUpgradeDisabled||super._enableProperties()}_canApplyPropertyDefault(t){return super._canApplyPropertyDefault(t)&&!(this.__isUpgradeDisabled&&this._isPropertyPending(t))}attributeChangedCallback(t,e,n,r){t==er?this.__isUpgradeDisabled&&null==n&&(super._initializeProperties(),this.__isUpgradeDisabled=!1,I(this).isConnected&&super.connectedCallback()):super.attributeChangedCallback(t,e,n,r)}connectedCallback(){this.__isUpgradeDisabled||super.connectedCallback()}disconnectedCallback(){this.__isUpgradeDisabled||super.disconnectedCallback()}}}));const rr="disable-upgrade";const sr=d((t=>{const e=Rn(We(t)),n=nr(e),r={x:"pan-x",y:"pan-y",none:"none",all:"auto"};class s extends e{constructor(){super(),this.isAttached,this.__boundListeners,this._debouncers,this.__isUpgradeDisabled,this.__needsAttributesAtConnected,this._legacyForceObservedAttributes}static get importMeta(){return this.prototype.importMeta}created(){}__attributeReaction(t,e,n){(this.__dataAttributes&&this.__dataAttributes[t]||t===rr)&&this.attributeChangedCallback(t,e,n,null)}setAttribute(t,e){super.setAttribute(t,e)}removeAttribute(t){super.removeAttribute(t)}static get observedAttributes(){return n.call(this).concat(rr)}_enableProperties(){this.__isUpgradeDisabled||super._enableProperties()}_canApplyPropertyDefault(t){return super._canApplyPropertyDefault(t)&&!(this.__isUpgradeDisabled&&this._isPropertyPending(t))}connectedCallback(){this.__needsAttributesAtConnected&&this._takeAttributes(),this.__isUpgradeDisabled||(super.connectedCallback(),this.isAttached=!0,this.attached())}attached(){}disconnectedCallback(){this.__isUpgradeDisabled||(super.disconnectedCallback(),this.isAttached=!1,this.detached())}detached(){}attributeChangedCallback(t,e,n,r){e!==n&&(t==rr?this.__isUpgradeDisabled&&null==n&&(this._initializeProperties(),this.__isUpgradeDisabled=!1,I(this).isConnected&&this.connectedCallback()):(super.attributeChangedCallback(t,e,n,r),this.attributeChanged(t,e,n)))}attributeChanged(t,e,n){}_initializeProperties(){if(x&&this.hasAttribute(rr))this.__isUpgradeDisabled=!0;else{let t=Object.getPrototypeOf(this);t.hasOwnProperty(JSCompiler_renameProperty("__hasRegisterFinished",t))||(this._registered(),t.__hasRegisterFinished=!0),super._initializeProperties(),this.root=this,this.created(),this._applyListeners()}}_takeAttributes(){const t=this.attributes;for(let e=0,n=t.length;e<n;e++){const n=t[e];this.__attributeReaction(n.name,null,n.value)}}_registered(){}ready(){this._ensureAttributes(),super.ready()}_ensureAttributes(){}_applyListeners(){}serialize(t){return this._serializeValue(t)}deserialize(t,e){return this._deserializeValue(t,e)}reflectPropertyToAttribute(t,e,n){this._propertyToAttribute(t,e,n)}serializeValueToAttribute(t,e,n){this._valueToNodeAttribute(n||this,t,e)}extend(t,e){if(!t||!e)return t||e;let n=Object.getOwnPropertyNames(e);for(let r,s=0;s<n.length&&(r=n[s]);s++){let n=Object.getOwnPropertyDescriptor(e,r);n&&Object.defineProperty(t,r,n)}return t}mixin(t,e){for(let n in e)t[n]=e[n];return t}chainObject(t,e){return t&&e&&t!==e&&(t.__proto__=e),t}instanceTemplate(t){let e=this.constructor._contentForTemplate(t);return document.importNode(e,!0)}fire(t,e,n){n=n||{},e=null==e?{}:e;let r=new Event(t,{bubbles:void 0===n.bubbles||n.bubbles,cancelable:Boolean(n.cancelable),composed:void 0===n.composed||n.composed});r.detail=e;let s=n.node||this;return I(s).dispatchEvent(r),r}listen(t,e,n){t=t||this;let r=this.__boundListeners||(this.__boundListeners=new WeakMap),s=r.get(t);s||(s={},r.set(t,s));let i=e+n;s[i]||(s[i]=this._addMethodEventListenerToNode(t,e,n,this))}unlisten(t,e,n){t=t||this;let r=this.__boundListeners&&this.__boundListeners.get(t),s=e+n,i=r&&r[s];i&&(this._removeEventListenerFromNode(t,e,i),r[s]=null)}setScrollDirection(t,e){lt(e||this,r[t]||"auto")}$$(t){return this.root.querySelector(t)}get domHost(){let t=I(this).getRootNode();return t instanceof DocumentFragment?t.host:t}distributeContent(){tr(this)}getEffectiveChildNodes(){return tr(this).getEffectiveChildNodes()}queryDistributedElements(t){return tr(this).queryDistributedElements(t)}getEffectiveChildren(){return this.getEffectiveChildNodes().filter((function(t){return t.nodeType===Node.ELEMENT_NODE}))}getEffectiveTextContent(){let t=this.getEffectiveChildNodes(),e=[];for(let n,r=0;n=t[r];r++)n.nodeType!==Node.COMMENT_NODE&&e.push(n.textContent);return e.join("")}queryEffectiveChildren(t){let e=this.queryDistributedElements(t);return e&&e[0]}queryAllEffectiveChildren(t){return this.queryDistributedElements(t)}getContentChildNodes(t){let e=this.root.querySelector(t||"slot");return e?tr(e).getDistributedNodes():[]}getContentChildren(t){return this.getContentChildNodes(t).filter((function(t){return t.nodeType===Node.ELEMENT_NODE}))}isLightDescendant(t){const e=this;return e!==t&&I(e).contains(t)&&I(e).getRootNode()===I(t).getRootNode()}isLocalDescendant(t){return this.root===I(t).getRootNode()}scopeSubtree(t,e=!1){return null}getComputedStyleValue(t){return false.getComputedStyleValue(this,t)}debounce(t,e,n){return this._debouncers=this._debouncers||{},this._debouncers[t]=_.debounce(this._debouncers[t],n>0?o.after(n):h,e.bind(this))}isDebouncerActive(t){this._debouncers=this._debouncers||{};let e=this._debouncers[t];return!(!e||!e.isActive())}flushDebouncer(t){this._debouncers=this._debouncers||{};let e=this._debouncers[t];e&&e.flush()}cancelDebouncer(t){this._debouncers=this._debouncers||{};let e=this._debouncers[t];e&&e.cancel()}async(t,e){return e>0?o.run(t.bind(this),e):~h.run(t.bind(this))}cancelAsync(t){t<0?h.cancel(~t):o.cancel(t)}create(t,e){let n=document.createElement(t);if(e)if(n.setProperties)n.setProperties(e);else for(let t in e)n[t]=e[t];return n}elementMatches(t,e){return Gn(e||this,t)}toggleAttribute(t,e){let n=this;return 3===arguments.length&&(n=arguments[2]),1==arguments.length&&(e=!n.hasAttribute(t)),e?(I(n).setAttribute(t,""),!0):(I(n).removeAttribute(t),!1)}toggleClass(t,e,n){n=n||this,1==arguments.length&&(e=!n.classList.contains(t)),e?n.classList.add(t):n.classList.remove(t)}transform(t,e){(e=e||this).style.webkitTransform=t,e.style.transform=t}translate3d(t,e,n,r){r=r||this,this.transform("translate3d("+t+","+e+","+n+")",r)}arrayDelete(t,e){let n;if(Array.isArray(t)){if(n=t.indexOf(e),n>=0)return t.splice(n,1)}else{if(n=Jt(this,t).indexOf(e),n>=0)return this.splice(t,n,1)}return null}_logger(t,e){switch(Array.isArray(e)&&1===e.length&&Array.isArray(e[0])&&(e=e[0]),t){case"log":case"warn":case"error":console[t](...e)}}_log(...t){this._logger("log",t)}_warn(...t){this._logger("warn",t)}_error(...t){this._logger("error",t)}_logf(t,...e){return["[%s::%s]",this.is,t,...e]}}return s.prototype.is="",s})),ir={attached:!0,detached:!0,ready:!0,created:!0,beforeRegister:!0,registered:!0,attributeChanged:!0,listeners:!0,hostAttributes:!0},or={attached:!0,detached:!0,ready:!0,created:!0,beforeRegister:!0,registered:!0,attributeChanged:!0,behaviors:!0,_noAccessors:!0},ar=Object.assign({listeners:!0,hostAttributes:!0,properties:!0,observers:!0},or);function lr(t,e){return ur({},sr(e),t)}function hr(t,e,n,r){!function(t,e,n){const r=t._noAccessors,s=Object.getOwnPropertyNames(t);for(let i=0;i<s.length;i++){let o=s[i];if(!(o in n))if(r)e[o]=t[o];else{let n=Object.getOwnPropertyDescriptor(t,o);n&&(n.configurable=!0,Object.defineProperty(e,o,n))}}}(e,t,r);for(let t in ir)e[t]&&(n[t]=n[t]||[],n[t].push(e[t]))}function cr(t,e,n){e=e||[];for(let r=t.length-1;r>=0;r--){let s=t[r];s?Array.isArray(s)?cr(s,e):e.indexOf(s)<0&&(!n||n.indexOf(s)<0)&&e.unshift(s):console.warn("behavior is null, check for missing or 404 import")}return e}function dr(t,e){for(const n in e){const r=t[n],s=e[n];t[n]=!("value"in s)&&r&&"value"in r?Object.assign({value:r.value},s):s}}const _r=sr(HTMLElement);function ur(t,e,n){let r;const s={};class i extends e{static _finalizeClass(){if(this.hasOwnProperty(JSCompiler_renameProperty("generatedFrom",this))){if(r)for(let t,e=0;e<r.length;e++)t=r[e],t.properties&&this.createProperties(t.properties),t.observers&&this.createObservers(t.observers,t.properties);t.properties&&this.createProperties(t.properties),t.observers&&this.createObservers(t.observers,t.properties),this._prepareTemplate()}else e._finalizeClass.call(this)}static get properties(){const e={};if(r)for(let t=0;t<r.length;t++)dr(e,r[t].properties);return dr(e,t.properties),e}static get observers(){let e=[];if(r)for(let t,n=0;n<r.length;n++)t=r[n],t.observers&&(e=e.concat(t.observers));return t.observers&&(e=e.concat(t.observers)),e}created(){super.created();const t=s.created;if(t)for(let e=0;e<t.length;e++)t[e].call(this)}_registered(){const t=i.prototype;if(!t.hasOwnProperty(JSCompiler_renameProperty("__hasRegisterFinished",t))){t.__hasRegisterFinished=!0,super._registered(),x&&o(t);const e=Object.getPrototypeOf(this);let n=s.beforeRegister;if(n)for(let t=0;t<n.length;t++)n[t].call(e);if(n=s.registered,n)for(let t=0;t<n.length;t++)n[t].call(e)}}_applyListeners(){super._applyListeners();const t=s.listeners;if(t)for(let e=0;e<t.length;e++){const n=t[e];if(n)for(let t in n)this._addMethodEventListenerToNode(this,t,n[t])}}_ensureAttributes(){const t=s.hostAttributes;if(t)for(let e=t.length-1;e>=0;e--){const n=t[e];for(let t in n)this._ensureAttribute(t,n[t])}super._ensureAttributes()}ready(){super.ready();let t=s.ready;if(t)for(let e=0;e<t.length;e++)t[e].call(this)}attached(){super.attached();let t=s.attached;if(t)for(let e=0;e<t.length;e++)t[e].call(this)}detached(){super.detached();let t=s.detached;if(t)for(let e=0;e<t.length;e++)t[e].call(this)}attributeChanged(t,e,n){super.attributeChanged();let r=s.attributeChanged;if(r)for(let s=0;s<r.length;s++)r[s].call(this,t,e,n)}}if(n){Array.isArray(n)||(n=[n]);let t=e.prototype.behaviors;r=cr(n,null,t),i.prototype.behaviors=t?t.concat(n):r}const o=e=>{r&&function(t,e,n){for(let r=0;r<e.length;r++)hr(t,e[r],n,ar)}(e,r,s),hr(e,t,s,or)};return x||o(i.prototype),i.generatedFrom=t,i}let pr;pr=mn._mutablePropertyChange;const fr={properties:{mutableData:Boolean},_shouldPropertyChange(t,e,n){return pr(this,t,e,n,this.mutableData)}},mr=function(t){let e;return e="function"==typeof t?t:mr.Class(t),t._legacyForceObservedAttributes&&(e.prototype._legacyForceObservedAttributes=t._legacyForceObservedAttributes),customElements.define(e.is,e),e};mr.Class=function(t,e){t||console.warn("Polymer.Class requires `info` argument");let n=e?e(_r):_r;return n=ur(t,n,t.behaviors),n.is=n.prototype.is=t.is,n};const yr={templatize(t,e){this._templatizerTemplate=t,this.ctor=Sn(t,this,{mutableData:Boolean(e),parentModel:this._parentModel,instanceProps:this._instanceProps,forwardHostProp:this._forwardHostPropV2,notifyInstanceProp:this._notifyInstancePropV2})},stamp(t){return new this.ctor(t)},modelForElement(t){return In(this._templatizerTemplate,t)}},gr=Rn(yn(Ve(HTMLElement)));customElements.define("dom-bind",class extends gr{static get observedAttributes(){return["mutable-data"]}constructor(){if(super(),A)throw new Error("strictTemplatePolicy: dom-bind not allowed");this.root=null,this.$=null,this.__children=null}attributeChangedCallback(t,e,n,r){this.mutableData=!0}connectedCallback(){this.style.display="none",this.render()}disconnectedCallback(){this.__removeChildren()}__insertChildren(){I(I(this).parentNode).insertBefore(this.root,this)}__removeChildren(){if(this.__children)for(let t=0;t<this.__children.length;t++)this.root.appendChild(this.__children[t])}render(){let t;if(!this.__children){if(t=t||this.querySelector("template"),!t){let e=new MutationObserver((()=>{if(t=this.querySelector("template"),!t)throw new Error("dom-bind requires a <template> child");e.disconnect(),this.render()}));return void e.observe(this,{childList:!0})}this.root=this._stampTemplate(t),this.$=this.root.$,this.__children=[];for(let t=this.root.firstChild;t;t=t.nextSibling)this.__children[this.__children.length]=t;this._enableProperties()}this.__insertChildren(),this.dispatchEvent(new CustomEvent("dom-change",{bubbles:!0,composed:!0}))}});const br="include";class Pr extends HTMLElement{constructor(){super(),this._style=null}getStyle(){if(this._style)return this._style;const t=this.querySelector("style");if(!t)return null;this._style=t;const e=t.getAttribute(br);return e&&(t.removeAttribute(br),t.textContent=function(t){let e=t.trim().split(/\s+/),n="";for(let t=0;t<e.length;t++)n+=Lt(e[t]);return n}(e)+t.textContent),this.ownerDocument!==window.document&&window.document.head.appendChild(this),this._style}}window.customElements.define("custom-style",Pr);const vr=sr(HTMLElement).prototype;export{un as ArraySelector,vr as Base,_ as Debouncer,Ln as DomIf,Dn as DomRepeat,Un as FlattenedNodesObserver,fr as OptionalMutableDataBehavior,mr as Polymer,nn as PolymerElement,wn as TemplateInstanceBase,yr as Templatizer,qn as afterNextRender,a as animationFrame,Jn as beforeNextRender,cn as calculateSplices,Vt as dashToCamelCase,d as dedupingMixin,tr as dom,p as enqueueDebouncer,pn as flush,gt as gestures,Jt as get,tn as html,l as idlePeriod,zt as matches,h as microTask,lr as mixinBehaviors,Sn as templatize,o as timeOut,Ht as translate,w as useShadow};
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