/*!
 * All material copyright ESRI, All Rights Reserved, unless otherwise specified.
 * See https://github.com/Esri/calcite-components/blob/master/LICENSE.md for details.
 * v1.0.0-beta.82
 */
import { proxyCustomElement, HTMLElement, h, Fragment } from '@stencil/core/internal/client';

const SLOTS = {
  tabNav: "tab-nav"
};

const tabsCss = "@-webkit-keyframes in{0%{opacity:0}100%{opacity:1}}@keyframes in{0%{opacity:0}100%{opacity:1}}@-webkit-keyframes in-down{0%{opacity:0;-webkit-transform:translate3D(0, -5px, 0);transform:translate3D(0, -5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@keyframes in-down{0%{opacity:0;-webkit-transform:translate3D(0, -5px, 0);transform:translate3D(0, -5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@-webkit-keyframes in-up{0%{opacity:0;-webkit-transform:translate3D(0, 5px, 0);transform:translate3D(0, 5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@keyframes in-up{0%{opacity:0;-webkit-transform:translate3D(0, 5px, 0);transform:translate3D(0, 5px, 0)}100%{opacity:1;-webkit-transform:translate3D(0, 0, 0);transform:translate3D(0, 0, 0)}}@-webkit-keyframes in-scale{0%{opacity:0;-webkit-transform:scale3D(0.95, 0.95, 1);transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;-webkit-transform:scale3D(1, 1, 1);transform:scale3D(1, 1, 1)}}@keyframes in-scale{0%{opacity:0;-webkit-transform:scale3D(0.95, 0.95, 1);transform:scale3D(0.95, 0.95, 1)}100%{opacity:1;-webkit-transform:scale3D(1, 1, 1);transform:scale3D(1, 1, 1)}}:root{--calcite-animation-timing:calc(150ms * var(--calcite-internal-duration-factor));--calcite-internal-duration-factor:var(--calcite-duration-factor, 1);--calcite-internal-animation-timing-fast:calc(100ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-medium:calc(200ms * var(--calcite-internal-duration-factor));--calcite-internal-animation-timing-slow:calc(300ms * var(--calcite-internal-duration-factor))}.calcite-animate{opacity:0;-webkit-animation-fill-mode:both;animation-fill-mode:both;-webkit-animation-duration:var(--calcite-animation-timing);animation-duration:var(--calcite-animation-timing)}.calcite-animate__in{-webkit-animation-name:in;animation-name:in}.calcite-animate__in-down{-webkit-animation-name:in-down;animation-name:in-down}.calcite-animate__in-up{-webkit-animation-name:in-up;animation-name:in-up}.calcite-animate__in-scale{-webkit-animation-name:in-scale;animation-name:in-scale}:root{--calcite-popper-transition:var(--calcite-animation-timing)}:host([hidden]){display:none}:host{display:-ms-flexbox;display:flex;-ms-flex-direction:column;flex-direction:column}:host([bordered]){-webkit-box-shadow:inset 0 1px 0 var(--calcite-ui-border-1);box-shadow:inset 0 1px 0 var(--calcite-ui-border-1);background-color:var(--calcite-ui-foreground-1)}:host([bordered]:not([position=below])) ::slotted(calcite-tab-nav){margin-bottom:-1px}:host([bordered][position=below]) ::slotted(calcite-tab-nav){margin-top:-1px}:host([bordered][position=below]){-webkit-box-shadow:inset 0 1px 0 var(--calcite-ui-border-1), inset 0 -1px 0 var(--calcite-ui-border-1);box-shadow:inset 0 1px 0 var(--calcite-ui-border-1), inset 0 -1px 0 var(--calcite-ui-border-1)}:host([bordered]) section{border-width:1px;border-style:solid;border-color:var(--calcite-ui-border-1)}:host([bordered][scale=s]) section{padding:0.75rem}:host([bordered][scale=m]) section{padding:0.5rem}:host([bordered][scale=l]) section{padding:1rem}:host([position=below]){-ms-flex-direction:column-reverse;flex-direction:column-reverse}section{display:-ms-flexbox;display:flex;-ms-flex-positive:1;flex-grow:1;overflow:hidden;border-top-width:1px;border-top-color:var(--calcite-ui-border-1);border-top-style:solid}:host([position=below]) section{-ms-flex-direction:column-reverse;flex-direction:column-reverse;border-top-width:0px;border-bottom-width:1px;border-bottom-color:var(--calcite-ui-border-1)}:host([position=below]:not([bordered])) section{border-bottom-style:solid}";

const Tabs = /*@__PURE__*/ proxyCustomElement(class extends HTMLElement {
  constructor() {
    super();
    this.__registerHost();
    this.__attachShadow();
    //--------------------------------------------------------------------------
    //
    //  Public Properties
    //
    //--------------------------------------------------------------------------
    /**
     * Align tab titles to the edge or fully justify them across the tab nav ("center")
     */
    this.layout = "inline";
    /**
     * Display the tabs above (default) or below the tab content
     */
    this.position = "above";
    /**
     * Specify the scale of the tabs component, defaults to m
     */
    this.scale = "m";
    /**
     * Optionally enable tabs to appear like a folder-style menu when its layout is "inline"
     */
    this.bordered = false;
    //--------------------------------------------------------------------------
    //
    //  Events
    //
    //--------------------------------------------------------------------------
    //--------------------------------------------------------------------------
    //
    //  Private State/Props
    //
    //--------------------------------------------------------------------------
    /**
     *
     * Stores an array of ids of `<calcite-tab-titles>`s to match up ARIA
     * attributes.
     */
    this.titles = [];
    /**
     *
     * Stores an array of ids of `<calcite-tab>`s to match up ARIA attributes.
     */
    this.tabs = [];
  }
  //--------------------------------------------------------------------------
  //
  //  Lifecycle
  //
  //--------------------------------------------------------------------------
  connectedCallback() {
    if (this.layout === "center") {
      this.bordered = false;
    }
  }
  render() {
    return (h(Fragment, null, h("slot", { name: SLOTS.tabNav }), h("section", null, h("slot", null))));
  }
  //--------------------------------------------------------------------------
  //
  //  Event Listeners
  //
  //--------------------------------------------------------------------------
  /**
   * @internal
   */
  calciteTabTitleRegister(e) {
    this.titles = [...this.titles, e.target];
    this.registryHandler();
    e.stopPropagation();
  }
  /**
   * @internal
   */
  calciteTabTitleUnregister(e) {
    this.titles = this.titles.filter((el) => el !== e.detail);
    this.registryHandler();
    e.stopPropagation();
  }
  /**
   * @internal
   */
  calciteTabRegister(e) {
    this.tabs = [...this.tabs, e.target];
    this.registryHandler();
    e.stopPropagation();
  }
  /**
   * @internal
   */
  calciteTabUnregister(e) {
    this.tabs = this.tabs.filter((el) => el !== e.detail);
    this.registryHandler();
    e.stopPropagation();
  }
  //--------------------------------------------------------------------------
  //
  //  Private Methods
  //
  //--------------------------------------------------------------------------
  /**
   *
   * Matches up elements from the internal `tabs` and `titles` to automatically
   * update the ARIA attributes and link `<calcite-tab>` and
   * `<calcite-tab-title>` components.
   */
  async registryHandler() {
    let tabIds;
    let titleIds;
    // determine if we are using `tab` based or `index` based tab identifiers.
    if (this.tabs.some((e) => e.tab) || this.titles.some((e) => e.tab)) {
      // if we are using `tab` based identifiers sort by `tab` to account for
      // possible out of order tabs and get the id of each tab
      tabIds = this.tabs.sort((a, b) => a.tab.localeCompare(b.tab)).map((e) => e.id);
      titleIds = this.titles.sort((a, b) => a.tab.localeCompare(b.tab)).map((e) => e.id);
    }
    else {
      // if we are using index based tabs then the `<calcite-tab>` and
      // `<calcite-tab-title>` might have been rendered out of order so the
      // order of `this.tabs` and `this.titles` might not reflect the DOM state,
      // and might not match each other so we need to get the index of all the
      // tabs and titles in the DOM order to match them up as a source of truth
      const tabDomIndexes = await Promise.all(this.tabs.map((el) => el.getTabIndex()));
      const titleDomIndexes = await Promise.all(this.titles.map((el) => el.getTabIndex()));
      // once we have the DOM order as a source of truth we can build the
      // matching tabIds and titleIds arrays
      tabIds = tabDomIndexes.reduce((ids, indexInDOM, registryIndex) => {
        ids[indexInDOM] = this.tabs[registryIndex].id;
        return ids;
      }, []);
      titleIds = titleDomIndexes.reduce((ids, indexInDOM, registryIndex) => {
        ids[indexInDOM] = this.titles[registryIndex].id;
        return ids;
      }, []);
    }
    // pass all our new aria information to each `<calcite-tab>` and
    // `<calcite-tab-title>` which will check if they can update their internal
    // `controlled` or `labeledBy` states and re-render if necessary
    this.tabs.forEach((el) => el.updateAriaInfo(tabIds, titleIds));
    this.titles.forEach((el) => el.updateAriaInfo(tabIds, titleIds));
  }
  get el() { return this; }
  static get style() { return tabsCss; }
}, [1, "calcite-tabs", {
    "layout": [513],
    "position": [513],
    "scale": [513],
    "bordered": [1540],
    "titles": [32],
    "tabs": [32]
  }, [[0, "calciteTabTitleRegister", "calciteTabTitleRegister"], [16, "calciteTabTitleUnregister", "calciteTabTitleUnregister"], [0, "calciteTabRegister", "calciteTabRegister"], [16, "calciteTabUnregister", "calciteTabUnregister"]]]);
function defineCustomElement() {
  if (typeof customElements === "undefined") {
    return;
  }
  const components = ["calcite-tabs"];
  components.forEach(tagName => { switch (tagName) {
    case "calcite-tabs":
      if (!customElements.get(tagName)) {
        customElements.define(tagName, Tabs);
      }
      break;
  } });
}
defineCustomElement();

export { Tabs as T, defineCustomElement as d };