/*!
 * 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, createEvent, Build, h, Host } from '@stencil/core/internal/client';
import { g as guid } from './guid.js';
import { g as getElementProp, t as toAriaBoolean, a as getElementDir } from './dom.js';
import { c as createObserver } from './observers.js';
import { u as updateHostInteraction } from './interactive.js';
import { d as defineCustomElement$1 } from './icon.js';

const tabTitleCss = "@-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{margin-right:1.25rem;display:block;-ms-flex:0 1 auto;flex:0 1 auto;outline:2px solid transparent;outline-offset:2px;-webkit-margin-start:0px;margin-inline-start:0px;-webkit-margin-end:1.25rem;margin-inline-end:1.25rem}:host([layout=center]){margin-top:0px;margin-bottom:0px;margin-left:1.25rem;margin-right:1.25rem;text-align:center;-ms-flex-preferred-size:12rem;flex-basis:12rem}:host([position=below]) a{border-bottom-width:0px;border-top-width:2px;border-top-color:transparent;border-top-style:solid}:host a{outline-offset:0;outline-color:transparent;-webkit-transition:outline-offset 100ms ease-in-out, outline-color 100ms ease-in-out;transition:outline-offset 100ms ease-in-out, outline-color 100ms ease-in-out}:host(:focus) a{outline:2px solid var(--calcite-ui-brand);outline-offset:-2px}:host(:active) a,:host(:focus) a,:host(:hover) a{border-color:var(--calcite-ui-border-2);color:var(--calcite-ui-text-1);-webkit-text-decoration-line:none;text-decoration-line:none}:host([active]) a{border-color:transparent;color:var(--calcite-ui-text-1)}:host([disabled]){pointer-events:none;cursor:default;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;opacity:var(--calcite-ui-opacity-disabled)}:host([disabled]) span,:host([disabled]) a{pointer-events:none;opacity:0.5}:host([disabled]) ::slotted([calcite-hydrated][disabled]),:host([disabled]) [calcite-hydrated][disabled]{opacity:1}:host([scale=s]){-webkit-margin-end:1rem;margin-inline-end:1rem}:host([scale=s]) a,:host([scale=s]) span{padding-top:0.25rem;padding-bottom:0.25rem;font-size:var(--calcite-font-size--2);line-height:1rem}:host([scale=m]) a,:host([scale=m]) span{padding-top:0.5rem;padding-bottom:0.5rem;font-size:var(--calcite-font-size--1);line-height:1rem}:host([scale=l]){-webkit-margin-end:1.5rem;margin-inline-end:1.5rem}:host([scale=l]) a,:host([scale=l]) span{padding-top:0.75rem;padding-bottom:0.75rem;font-size:var(--calcite-font-size-0);line-height:1.25rem}a,span{-webkit-box-sizing:border-box;box-sizing:border-box;display:-ms-flexbox;display:flex;height:100%;width:100%;cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;-ms-flex-pack:center;justify-content:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border-bottom-width:2px;padding-left:0px;padding-right:0px;padding-top:0.5rem;padding-bottom:0.5rem;font-size:var(--calcite-font-size--1);line-height:1rem;color:var(--calcite-ui-text-3);-webkit-transition-property:all;transition-property:all;-webkit-transition-duration:var(--calcite-animation-timing);transition-duration:var(--calcite-animation-timing);-webkit-transition-timing-function:ease-in-out;transition-timing-function:ease-in-out;-webkit-transition-delay:0s;transition-delay:0s;border-bottom-color:transparent;border-bottom-style:solid}span{cursor:default}.calcite-tab-title--icon{position:relative;margin:0px;display:-ms-inline-flexbox;display:inline-flex;-ms-flex-item-align:center;align-self:center}.calcite-tab-title--icon svg{-webkit-transition-property:all;transition-property:all;-webkit-transition-duration:var(--calcite-animation-timing);transition-duration:var(--calcite-animation-timing);-webkit-transition-timing-function:ease-in-out;transition-timing-function:ease-in-out;-webkit-transition-delay:0s;transition-delay:0s}.container--has-text{padding:0.25rem}.container--has-text .calcite-tab-title--icon.icon-start{-webkit-margin-end:0.5rem;margin-inline-end:0.5rem}.container--has-text .calcite-tab-title--icon.icon-end{-webkit-margin-start:0.5rem;margin-inline-start:0.5rem}:host([icon-start][icon-end]) .calcite-tab-title--icon:first-child{-webkit-margin-end:0.5rem;margin-inline-end:0.5rem}:host([bordered]){-webkit-margin-end:0;margin-inline-end:0}:host([bordered][active]){-webkit-box-shadow:inset 0px -2px var(--calcite-ui-foreground-1);box-shadow:inset 0px -2px var(--calcite-ui-foreground-1)}:host([bordered][active][position=below]){-webkit-box-shadow:inset 0 2px 0 var(--calcite-ui-foreground-1);box-shadow:inset 0 2px 0 var(--calcite-ui-foreground-1)}:host([bordered]:hover) a,:host([bordered]:focus) a,:host([bordered]:active) a{position:relative}:host([bordered]:hover) a{background-color:var(--calcite-button-transparent-hover);-webkit-transition-property:all;transition-property:all;-webkit-transition-duration:var(--calcite-animation-timing);transition-duration:var(--calcite-animation-timing);-webkit-transition-timing-function:ease-in-out;transition-timing-function:ease-in-out;-webkit-transition-delay:0s;transition-delay:0s}:host([bordered]) a{border-bottom-style:unset}:host([bordered][position=below]) a{border-top-style:unset}:host([active][bordered]) a{border-left:1px solid var(--calcite-ui-border-1);border-right:1px solid var(--calcite-ui-border-1)}:host([bordered]) a,:host([bordered]) span{padding-left:0.75rem;padding-right:0.75rem}:host([bordered][scale=s]) a,:host([bordered][scale=s]) span{padding-left:0.5rem;padding-right:0.5rem}:host([bordered][scale=l]) a,:host([bordered][scale=l]) span{padding-left:1rem;padding-right:1rem}";

const TabTitle = /*@__PURE__*/ proxyCustomElement(class extends HTMLElement {
  constructor() {
    super();
    this.__registerHost();
    this.__attachShadow();
    this.calciteTabsActivate = createEvent(this, "calciteTabsActivate", 7);
    this.calciteInternalTabsActivate = createEvent(this, "calciteInternalTabsActivate", 7);
    this.calciteTabsFocusNext = createEvent(this, "calciteTabsFocusNext", 7);
    this.calciteTabsFocusPrevious = createEvent(this, "calciteTabsFocusPrevious", 7);
    this.calciteTabTitleRegister = createEvent(this, "calciteTabTitleRegister", 7);
    //--------------------------------------------------------------------------
    //
    //  Properties
    //
    //--------------------------------------------------------------------------
    /** Show this tab title as selected */
    this.active = false;
    /** Disable this tab title  */
    this.disabled = false;
    /** @internal Parent tabs component bordered value */
    this.bordered = false;
    //--------------------------------------------------------------------------
    //
    //  Private State/Props
    //
    //--------------------------------------------------------------------------
    /** watches for changing text content **/
    this.mutationObserver = createObserver("mutation", () => this.updateHasText());
    /** determine if there is slotted text for styling purposes */
    this.hasText = false;
    this.guid = `calcite-tab-title-${guid()}`;
  }
  activeTabChanged() {
    if (this.active) {
      this.emitActiveTab(false);
    }
  }
  //--------------------------------------------------------------------------
  //
  //  Lifecycle
  //
  //--------------------------------------------------------------------------
  connectedCallback() {
    this.setupTextContentObserver();
    this.parentTabNavEl = this.el.closest("calcite-tab-nav");
    this.parentTabsEl = this.el.closest("calcite-tabs");
  }
  disconnectedCallback() {
    var _a, _b;
    (_a = this.mutationObserver) === null || _a === void 0 ? void 0 : _a.disconnect();
    // Dispatching to body in order to be listened by other elements that are still connected to the DOM.
    (_b = document.body) === null || _b === void 0 ? void 0 : _b.dispatchEvent(new CustomEvent("calciteTabTitleUnregister", {
      detail: this.el
    }));
  }
  componentWillLoad() {
    if (Build.isBrowser) {
      this.updateHasText();
    }
    if (this.tab && this.active) {
      this.emitActiveTab(false);
    }
  }
  componentWillRender() {
    if (this.parentTabsEl) {
      this.layout = this.parentTabsEl.layout;
      this.position = this.parentTabsEl.position;
      this.scale = this.parentTabsEl.scale;
      this.bordered = this.parentTabsEl.bordered;
    }
    // handle case when tab-nav is only parent
    if (!this.parentTabsEl && this.parentTabNavEl) {
      this.position = getElementProp(this.parentTabNavEl, "position", this.position);
      this.scale = getElementProp(this.parentTabNavEl, "scale", this.scale);
    }
  }
  render() {
    const id = this.el.id || this.guid;
    const showSideBorders = this.bordered && !this.disabled && this.layout !== "center";
    const iconStartEl = (h("calcite-icon", { class: "calcite-tab-title--icon icon-start", flipRtl: this.iconFlipRtl === "start" || this.iconFlipRtl === "both", icon: this.iconStart, scale: "s" }));
    const iconEndEl = (h("calcite-icon", { class: "calcite-tab-title--icon icon-end", flipRtl: this.iconFlipRtl === "end" || this.iconFlipRtl === "both", icon: this.iconEnd, scale: "s" }));
    return (h(Host, { "aria-controls": this.controls, "aria-expanded": toAriaBoolean(this.active), id: id, role: "tab" }, h("a", { class: {
        container: true,
        "container--has-text": this.hasText
      }, style: showSideBorders && { width: `${this.parentTabNavEl.indicatorWidth}px` } }, this.iconStart ? iconStartEl : null, h("slot", null), this.iconEnd ? iconEndEl : null)));
  }
  async componentDidLoad() {
    this.calciteTabTitleRegister.emit(await this.getTabIdentifier());
  }
  componentDidRender() {
    updateHostInteraction(this, true);
  }
  //--------------------------------------------------------------------------
  //
  //  Event Listeners
  //
  //--------------------------------------------------------------------------
  internalTabChangeHandler(event) {
    const targetTabsEl = event
      .composedPath()
      .find((el) => el.tagName === "CALCITE-TABS");
    if (targetTabsEl !== this.parentTabsEl) {
      return;
    }
    if (this.tab) {
      this.active = this.tab === event.detail.tab;
    }
    else {
      this.getTabIndex().then((index) => {
        this.active = index === event.detail.tab;
      });
    }
    event.stopPropagation();
  }
  onClick() {
    this.emitActiveTab();
  }
  keyDownHandler(e) {
    switch (e.key) {
      case " ":
      case "Enter":
        this.emitActiveTab();
        e.preventDefault();
        break;
      case "ArrowRight":
        if (getElementDir(this.el) === "ltr") {
          this.calciteTabsFocusNext.emit();
        }
        else {
          this.calciteTabsFocusPrevious.emit();
        }
        break;
      case "ArrowLeft":
        if (getElementDir(this.el) === "ltr") {
          this.calciteTabsFocusPrevious.emit();
        }
        else {
          this.calciteTabsFocusNext.emit();
        }
        break;
    }
  }
  //--------------------------------------------------------------------------
  //
  //  Public Methods
  //
  //--------------------------------------------------------------------------
  /**
   * Return the index of this title within the nav
   */
  async getTabIndex() {
    return Array.prototype.indexOf.call(this.el.parentElement.querySelectorAll("calcite-tab-title"), this.el);
  }
  /**
   * @internal
   */
  async getTabIdentifier() {
    return this.tab ? this.tab : this.getTabIndex();
  }
  /**
   * @internal
   */
  async updateAriaInfo(tabIds = [], titleIds = []) {
    this.controls = tabIds[titleIds.indexOf(this.el.id)] || null;
  }
  updateHasText() {
    this.hasText = this.el.textContent.trim().length > 0;
  }
  setupTextContentObserver() {
    var _a;
    (_a = this.mutationObserver) === null || _a === void 0 ? void 0 : _a.observe(this.el, { childList: true, subtree: true });
  }
  emitActiveTab(userTriggered = true) {
    if (this.disabled) {
      return;
    }
    const payload = { tab: this.tab };
    this.calciteInternalTabsActivate.emit(payload);
    if (userTriggered) {
      this.calciteTabsActivate.emit(payload);
    }
  }
  get el() { return this; }
  static get watchers() { return {
    "active": ["activeTabChanged"]
  }; }
  static get style() { return tabTitleCss; }
}, [1, "calcite-tab-title", {
    "active": [1540],
    "disabled": [516],
    "iconEnd": [513, "icon-end"],
    "iconFlipRtl": [513, "icon-flip-rtl"],
    "iconStart": [513, "icon-start"],
    "layout": [1537],
    "position": [1537],
    "scale": [1537],
    "bordered": [1540],
    "tab": [513],
    "controls": [32],
    "hasText": [32],
    "getTabIndex": [64],
    "getTabIdentifier": [64],
    "updateAriaInfo": [64]
  }, [[16, "calciteInternalTabChange", "internalTabChangeHandler"], [0, "click", "onClick"], [0, "keydown", "keyDownHandler"]]]);
function defineCustomElement() {
  if (typeof customElements === "undefined") {
    return;
  }
  const components = ["calcite-tab-title", "calcite-icon"];
  components.forEach(tagName => { switch (tagName) {
    case "calcite-tab-title":
      if (!customElements.get(tagName)) {
        customElements.define(tagName, TabTitle);
      }
      break;
    case "calcite-icon":
      if (!customElements.get(tagName)) {
        defineCustomElement$1();
      }
      break;
  } });
}
defineCustomElement();

export { TabTitle as T, defineCustomElement as d };