/*!
 * 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.97
 */
import { proxyCustomElement, HTMLElement, createEvent, h, Fragment } from '@stencil/core/internal/client/index.js';
import { f as focusElement } from './dom.js';
import { c as connectLabel, d as disconnectLabel } from './label2.js';
import { c as connectForm, d as disconnectForm, a as afterConnectDefaultValueSet, H as HiddenFormInputSlot } from './form.js';
import { c as createObserver } from './observers.js';
import { u as updateHostInteraction } from './interactive.js';
import { d as defineCustomElement$2 } from './icon.js';

const CSS = {
  icon: "icon",
  iconContainer: "icon-container",
  select: "select"
};

const selectCss = "@keyframes in{0%{opacity:0}100%{opacity:1}}@keyframes in-down{0%{opacity:0;transform:translate3D(0, -5px, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-up{0%{opacity:0;transform:translate3D(0, 5px, 0)}100%{opacity:1;transform:translate3D(0, 0, 0)}}@keyframes in-scale{0%{opacity:0;transform:scale3D(0.95, 0.95, 1)}100%{opacity: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;animation-fill-mode:both;animation-duration:var(--calcite-animation-timing)}.calcite-animate__in{animation-name:in}.calcite-animate__in-down{animation-name:in-down}.calcite-animate__in-up{animation-name:in-up}.calcite-animate__in-scale{animation-name:in-scale}@media (prefers-reduced-motion: reduce){:root{--calcite-internal-duration-factor:0.01}}:host{--calcite-icon-size:1rem;--calcite-spacing-eighth:0.125rem;--calcite-spacing-quarter:0.25rem;--calcite-spacing-half:0.5rem;--calcite-spacing-three-quarters:0.75rem;--calcite-spacing:1rem;--calcite-spacing-plus-quarter:1.25rem;--calcite-spacing-plus-half:1.5rem;--calcite-spacing-double:2rem;--calcite-menu-min-width:10rem;--calcite-header-min-height:3rem;--calcite-footer-min-height:3rem}:root{--calcite-floating-ui-transition:var(--calcite-animation-timing)}:host([hidden]){display:none}:host([disabled]){pointer-events:none;cursor:default;-webkit-user-select:none;user-select:none;opacity:var(--calcite-ui-opacity-disabled)}:host{position:relative;display:flex;align-items:stretch;inline-size:var(--select-width)}:host([disabled]) ::slotted([calcite-hydrated][disabled]),:host([disabled]) [calcite-hydrated][disabled]{opacity:1}:host([scale=s]){block-size:1.5rem;--calcite-select-font-size:var(--calcite-font-size--2);--calcite-select-spacing-inline:0.5rem 2rem}:host([scale=s]) .icon-container{padding-inline:0.5rem}:host([scale=m]){block-size:2rem;--calcite-select-font-size:var(--calcite-font-size--1);--calcite-select-spacing-inline:0.75rem 2.5rem}:host([scale=m]) .icon-container{padding-inline:0.75rem}:host([scale=l]){block-size:44px;--calcite-select-font-size:var(--calcite-font-size-0);--calcite-select-spacing-inline:1rem 3rem}:host([scale=l]) .icon-container{padding-inline:1rem}:host([width=auto]){inline-size:auto}:host([width=half]){inline-size:50%}:host([width=full]){inline-size:100%}.select{margin:0px;box-sizing:border-box;inline-size:100%;cursor:pointer;-webkit-appearance:none;appearance:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border-radius:0px;border-width:1px;border-style:solid;border-color:var(--calcite-ui-border-input);background-color:var(--calcite-ui-foreground-1);font-family:inherit;color:var(--calcite-ui-text-2);outline-color:transparent;font-size:var(--calcite-select-font-size);padding-inline:var(--calcite-select-spacing-inline);border-inline-end-width:0px}.select:focus{outline:2px solid var(--calcite-ui-brand);outline-offset:-2px}.select:hover{background-color:var(--calcite-ui-foreground-2)}select:disabled{border-color:var(--calcite-ui-border-input);--tw-bg-opacity:1}.icon-container{pointer-events:none;position:absolute;inset-block:0px;display:flex;align-items:center;border-width:0px;border-style:solid;border-color:var(--calcite-ui-border-input);background-color:transparent;color:var(--calcite-ui-text-2);inset-inline-end:0px;border-inline-width:0px 1px}.select:focus~.icon-container{border-color:transparent}::slotted(input[slot=hidden-form-input]){margin:0 !important;opacity:0 !important;outline:none !important;padding:0 !important;position:absolute !important;inset:0 !important;transform:none !important;-webkit-appearance:none !important;z-index:-1 !important}";

function isOption(optionOrGroup) {
  return optionOrGroup.tagName === "CALCITE-OPTION";
}
function isOptionGroup(optionOrGroup) {
  return optionOrGroup.tagName === "CALCITE-OPTION-GROUP";
}
const Select = /*@__PURE__*/ proxyCustomElement(class extends HTMLElement {
  constructor() {
    super();
    this.__registerHost();
    this.__attachShadow();
    this.calciteSelectChange = createEvent(this, "calciteSelectChange", 6);
    //--------------------------------------------------------------------------
    //
    //  Properties
    //
    //--------------------------------------------------------------------------
    /**
     * When `true`, interaction is prevented and the component is displayed with lower opacity.
     */
    this.disabled = false;
    /**
     * When `true`, the component must have a value in order for the form to submit.
     *
     * @internal
     */
    this.required = false;
    /**
     * Specifies the size of the component.
     */
    this.scale = "m";
    /** The component's `selectedOption` value. */
    this.value = null;
    /**
     * Specifies the width of the component.
     */
    this.width = "auto";
    this.componentToNativeEl = new Map();
    this.mutationObserver = createObserver("mutation", () => this.populateInternalSelect());
    this.handleInternalSelectChange = () => {
      const selected = this.selectEl.selectedOptions[0];
      this.selectFromNativeOption(selected);
      requestAnimationFrame(() => this.emitChangeEvent());
    };
    this.populateInternalSelect = () => {
      const optionsAndGroups = Array.from(this.el.children).filter((child) => child.tagName === "CALCITE-OPTION" || child.tagName === "CALCITE-OPTION-GROUP");
      this.clearInternalSelect();
      optionsAndGroups.forEach((optionOrGroup) => { var _a; return (_a = this.selectEl) === null || _a === void 0 ? void 0 : _a.append(this.toNativeElement(optionOrGroup)); });
    };
    this.storeSelectRef = (node) => {
      this.selectEl = node;
      this.populateInternalSelect();
      const selected = this.selectEl.selectedOptions[0];
      this.selectFromNativeOption(selected);
    };
    this.emitChangeEvent = () => {
      this.calciteSelectChange.emit();
    };
  }
  valueHandler(value) {
    const items = this.el.querySelectorAll("calcite-option");
    items.forEach((item) => (item.selected = item.value === value));
  }
  selectedOptionHandler(selectedOption) {
    this.value = selectedOption === null || selectedOption === void 0 ? void 0 : selectedOption.value;
  }
  //--------------------------------------------------------------------------
  //
  //  Lifecycle
  //
  //--------------------------------------------------------------------------
  connectedCallback() {
    var _a;
    const { el } = this;
    (_a = this.mutationObserver) === null || _a === void 0 ? void 0 : _a.observe(el, {
      subtree: true,
      childList: true
    });
    connectLabel(this);
    connectForm(this);
  }
  disconnectedCallback() {
    var _a;
    (_a = this.mutationObserver) === null || _a === void 0 ? void 0 : _a.disconnect();
    disconnectLabel(this);
    disconnectForm(this);
  }
  componentDidLoad() {
    var _a, _b;
    afterConnectDefaultValueSet(this, (_b = (_a = this.selectedOption) === null || _a === void 0 ? void 0 : _a.value) !== null && _b !== void 0 ? _b : "");
  }
  componentDidRender() {
    updateHostInteraction(this);
  }
  //--------------------------------------------------------------------------
  //
  //  Public Methods
  //
  //--------------------------------------------------------------------------
  /** Sets focus on the component. */
  async setFocus() {
    focusElement(this.selectEl);
  }
  handleOptionOrGroupChange(event) {
    event.stopPropagation();
    const optionOrGroup = event.target;
    const nativeEl = this.componentToNativeEl.get(optionOrGroup);
    if (!nativeEl) {
      return;
    }
    this.updateNativeElement(optionOrGroup, nativeEl);
    if (isOption(optionOrGroup) && optionOrGroup.selected) {
      this.deselectAllExcept(optionOrGroup);
      this.selectedOption = optionOrGroup;
    }
  }
  //--------------------------------------------------------------------------
  //
  //  Private Methods
  //
  //--------------------------------------------------------------------------
  onLabelClick() {
    this.setFocus();
  }
  updateNativeElement(optionOrGroup, nativeOptionOrGroup) {
    nativeOptionOrGroup.disabled = optionOrGroup.disabled;
    nativeOptionOrGroup.label = optionOrGroup.label;
    if (isOption(optionOrGroup)) {
      const option = nativeOptionOrGroup;
      option.selected = optionOrGroup.selected;
      option.value = optionOrGroup.value;
      // need to set innerText for mobile
      // see https://stackoverflow.com/questions/35021620/ios-safari-not-showing-all-options-for-select-menu/41749701
      option.innerText = optionOrGroup.label;
    }
  }
  clearInternalSelect() {
    this.componentToNativeEl.forEach((value) => value.remove());
    this.componentToNativeEl.clear();
  }
  selectFromNativeOption(nativeOption) {
    if (!nativeOption) {
      return;
    }
    let futureSelected;
    this.componentToNativeEl.forEach((nativeOptionOrGroup, optionOrGroup) => {
      if (isOption(optionOrGroup) && nativeOptionOrGroup === nativeOption) {
        optionOrGroup.selected = true;
        futureSelected = optionOrGroup;
        this.deselectAllExcept(optionOrGroup);
      }
    });
    if (futureSelected) {
      this.selectedOption = futureSelected;
    }
  }
  toNativeElement(optionOrGroup) {
    if (isOption(optionOrGroup)) {
      const option = document.createElement("option");
      this.updateNativeElement(optionOrGroup, option);
      this.componentToNativeEl.set(optionOrGroup, option);
      return option;
    }
    if (isOptionGroup(optionOrGroup)) {
      const group = document.createElement("optgroup");
      this.updateNativeElement(optionOrGroup, group);
      Array.from(optionOrGroup.children).forEach((option) => {
        const nativeOption = this.toNativeElement(option);
        group.append(nativeOption);
        this.componentToNativeEl.set(optionOrGroup, nativeOption);
      });
      this.componentToNativeEl.set(optionOrGroup, group);
      return group;
    }
    throw new Error("unsupported element child provided");
  }
  deselectAllExcept(except) {
    this.el.querySelectorAll("calcite-option").forEach((option) => {
      if (option === except) {
        return;
      }
      option.selected = false;
    });
  }
  //--------------------------------------------------------------------------
  //
  //  Render Methods
  //
  //--------------------------------------------------------------------------
  renderChevron() {
    return (h("div", { class: CSS.iconContainer }, h("calcite-icon", { class: CSS.icon, icon: "chevron-down", scale: "s" })));
  }
  render() {
    return (h(Fragment, null, h("select", { "aria-label": this.label, class: CSS.select, disabled: this.disabled, onChange: this.handleInternalSelectChange, ref: this.storeSelectRef }, h("slot", null)), this.renderChevron(), h(HiddenFormInputSlot, { component: this })));
  }
  get el() { return this; }
  static get watchers() { return {
    "value": ["valueHandler"],
    "selectedOption": ["selectedOptionHandler"]
  }; }
  static get style() { return selectCss; }
}, [1, "calcite-select", {
    "disabled": [516],
    "label": [1],
    "name": [513],
    "required": [516],
    "scale": [513],
    "value": [1025],
    "selectedOption": [1040],
    "width": [513],
    "setFocus": [64]
  }, [[0, "calciteInternalOptionChange", "handleOptionOrGroupChange"], [0, "calciteInternalOptionGroupChange", "handleOptionOrGroupChange"]]]);
function defineCustomElement$1() {
  if (typeof customElements === "undefined") {
    return;
  }
  const components = ["calcite-select", "calcite-icon"];
  components.forEach(tagName => { switch (tagName) {
    case "calcite-select":
      if (!customElements.get(tagName)) {
        customElements.define(tagName, Select);
      }
      break;
    case "calcite-icon":
      if (!customElements.get(tagName)) {
        defineCustomElement$2();
      }
      break;
  } });
}
defineCustomElement$1();

const CalciteSelect = Select;
const defineCustomElement = defineCustomElement$1;

export { CalciteSelect, defineCustomElement };