Vulture/VApp/node_modules/vuetify/lib/util/helpers.mjs

function _classPrivateFieldInitSpec(obj, privateMap, value) { _checkPrivateRedeclaration(obj, privateMap); privateMap.set(obj, value); }
function _checkPrivateRedeclaration(obj, privateCollection) { if (privateCollection.has(obj)) { throw new TypeError("Cannot initialize the same private elements twice on an object"); } }
function _classPrivateFieldSet(receiver, privateMap, value) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "set"); _classApplyDescriptorSet(receiver, descriptor, value); return value; }
function _classApplyDescriptorSet(receiver, descriptor, value) { if (descriptor.set) { descriptor.set.call(receiver, value); } else { if (!descriptor.writable) { throw new TypeError("attempted to set read only private field"); } descriptor.value = value; } }
function _classPrivateFieldGet(receiver, privateMap) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "get"); return _classApplyDescriptorGet(receiver, descriptor); }
function _classExtractFieldDescriptor(receiver, privateMap, action) { if (!privateMap.has(receiver)) { throw new TypeError("attempted to " + action + " private field on non-instance"); } return privateMap.get(receiver); }
function _classApplyDescriptorGet(receiver, descriptor) { if (descriptor.get) { return descriptor.get.call(receiver); } return descriptor.value; }
// Utilities
import { capitalize, Comment, computed, Fragment, isVNode, reactive, toRefs, unref, watchEffect } from 'vue';
import { IN_BROWSER } from "./globals.mjs"; // Types
export function getNestedValue(obj, path, fallback) {
  const last = path.length - 1;
  if (last < 0) return obj === undefined ? fallback : obj;
  for (let i = 0; i < last; i++) {
    if (obj == null) {
      return fallback;
    }
    obj = obj[path[i]];
  }
  if (obj == null) return fallback;
  return obj[path[last]] === undefined ? fallback : obj[path[last]];
}
export function deepEqual(a, b) {
  if (a === b) return true;
  if (a instanceof Date && b instanceof Date && a.getTime() !== b.getTime()) {
    // If the values are Date, compare them as timestamps
    return false;
  }
  if (a !== Object(a) || b !== Object(b)) {
    // If the values aren't objects, they were already checked for equality
    return false;
  }
  const props = Object.keys(a);
  if (props.length !== Object.keys(b).length) {
    // Different number of props, don't bother to check
    return false;
  }
  return props.every(p => deepEqual(a[p], b[p]));
}
export function getObjectValueByPath(obj, path, fallback) {
  // credit: http://stackoverflow.com/questions/6491463/accessing-nested-javascript-objects-with-string-key#comment55278413_6491621
  if (obj == null || !path || typeof path !== 'string') return fallback;
  if (obj[path] !== undefined) return obj[path];
  path = path.replace(/\[(\w+)\]/g, '.$1'); // convert indexes to properties
  path = path.replace(/^\./, ''); // strip a leading dot
  return getNestedValue(obj, path.split('.'), fallback);
}
export function getPropertyFromItem(item, property, fallback) {
  if (property === true) return item === undefined ? fallback : item;
  if (property == null || typeof property === 'boolean') return fallback;
  if (item !== Object(item)) {
    if (typeof property !== 'function') return fallback;
    const value = property(item, fallback);
    return typeof value === 'undefined' ? fallback : value;
  }
  if (typeof property === 'string') return getObjectValueByPath(item, property, fallback);
  if (Array.isArray(property)) return getNestedValue(item, property, fallback);
  if (typeof property !== 'function') return fallback;
  const value = property(item, fallback);
  return typeof value === 'undefined' ? fallback : value;
}
export function createRange(length) {
  let start = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
  return Array.from({
    length
  }, (v, k) => start + k);
}
export function getZIndex(el) {
  if (!el || el.nodeType !== Node.ELEMENT_NODE) return 0;
  const index = +window.getComputedStyle(el).getPropertyValue('z-index');
  if (!index) return getZIndex(el.parentNode);
  return index;
}
export function convertToUnit(str) {
  let unit = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'px';
  if (str == null || str === '') {
    return undefined;
  } else if (isNaN(+str)) {
    return String(str);
  } else if (!isFinite(+str)) {
    return undefined;
  } else {
    return `${Number(str)}${unit}`;
  }
}
export function isObject(obj) {
  return obj !== null && typeof obj === 'object' && !Array.isArray(obj);
}
export function refElement(obj) {
  if (obj && '$el' in obj) {
    const el = obj.$el;
    if (el?.nodeType === Node.TEXT_NODE) {
      // Multi-root component, use the first element
      return el.nextElementSibling;
    }
    return el;
  }
  return obj;
}

// KeyboardEvent.keyCode aliases
export const keyCodes = Object.freeze({
  enter: 13,
  tab: 9,
  delete: 46,
  esc: 27,
  space: 32,
  up: 38,
  down: 40,
  left: 37,
  right: 39,
  end: 35,
  home: 36,
  del: 46,
  backspace: 8,
  insert: 45,
  pageup: 33,
  pagedown: 34,
  shift: 16
});
export const keyValues = Object.freeze({
  enter: 'Enter',
  tab: 'Tab',
  delete: 'Delete',
  esc: 'Escape',
  space: 'Space',
  up: 'ArrowUp',
  down: 'ArrowDown',
  left: 'ArrowLeft',
  right: 'ArrowRight',
  end: 'End',
  home: 'Home',
  del: 'Delete',
  backspace: 'Backspace',
  insert: 'Insert',
  pageup: 'PageUp',
  pagedown: 'PageDown',
  shift: 'Shift'
});
export function keys(o) {
  return Object.keys(o);
}
export function has(obj, key) {
  return key.every(k => obj.hasOwnProperty(k));
}
// Array of keys
export function pick(obj, paths) {
  const found = {};
  const keys = new Set(Object.keys(obj));
  for (const path of paths) {
    if (keys.has(path)) {
      found[path] = obj[path];
    }
  }
  return found;
}

// Array of keys

// Array of keys or RegExp to test keys against

export function pickWithRest(obj, paths, exclude) {
  const found = Object.create(null);
  const rest = Object.create(null);
  for (const key in obj) {
    if (paths.some(path => path instanceof RegExp ? path.test(key) : path === key) && !exclude?.some(path => path === key)) {
      found[key] = obj[key];
    } else {
      rest[key] = obj[key];
    }
  }
  return [found, rest];
}
export function omit(obj, exclude) {
  const clone = {
    ...obj
  };
  exclude.forEach(prop => delete clone[prop]);
  return clone;
}
export function only(obj, include) {
  const clone = {};
  include.forEach(prop => clone[prop] = obj[prop]);
  return clone;
}
const onRE = /^on[^a-z]/;
export const isOn = key => onRE.test(key);
const bubblingEvents = ['onAfterscriptexecute', 'onAnimationcancel', 'onAnimationend', 'onAnimationiteration', 'onAnimationstart', 'onAuxclick', 'onBeforeinput', 'onBeforescriptexecute', 'onChange', 'onClick', 'onCompositionend', 'onCompositionstart', 'onCompositionupdate', 'onContextmenu', 'onCopy', 'onCut', 'onDblclick', 'onFocusin', 'onFocusout', 'onFullscreenchange', 'onFullscreenerror', 'onGesturechange', 'onGestureend', 'onGesturestart', 'onGotpointercapture', 'onInput', 'onKeydown', 'onKeypress', 'onKeyup', 'onLostpointercapture', 'onMousedown', 'onMousemove', 'onMouseout', 'onMouseover', 'onMouseup', 'onMousewheel', 'onPaste', 'onPointercancel', 'onPointerdown', 'onPointerenter', 'onPointerleave', 'onPointermove', 'onPointerout', 'onPointerover', 'onPointerup', 'onReset', 'onSelect', 'onSubmit', 'onTouchcancel', 'onTouchend', 'onTouchmove', 'onTouchstart', 'onTransitioncancel', 'onTransitionend', 'onTransitionrun', 'onTransitionstart', 'onWheel'];
const compositionIgnoreKeys = ['ArrowUp', 'ArrowDown', 'ArrowRight', 'ArrowLeft', 'Enter', 'Escape', 'Tab', ' '];
export function isComposingIgnoreKey(e) {
  return e.isComposing && compositionIgnoreKeys.includes(e.key);
}

/**
 * Filter attributes that should be applied to
 * the root element of an input component. Remaining
 * attributes should be passed to the <input> element inside.
 */
export function filterInputAttrs(attrs) {
  const [events, props] = pickWithRest(attrs, [onRE]);
  const inputEvents = omit(events, bubblingEvents);
  const [rootAttrs, inputAttrs] = pickWithRest(props, ['class', 'style', 'id', /^data-/]);
  Object.assign(rootAttrs, events);
  Object.assign(inputAttrs, inputEvents);
  return [rootAttrs, inputAttrs];
}

/**
 * Returns the set difference of B and A, i.e. the set of elements in B but not in A
 */
export function arrayDiff(a, b) {
  const diff = [];
  for (let i = 0; i < b.length; i++) {
    if (!a.includes(b[i])) diff.push(b[i]);
  }
  return diff;
}
export function wrapInArray(v) {
  return v == null ? [] : Array.isArray(v) ? v : [v];
}
export function defaultFilter(value, search, item) {
  return value != null && search != null && typeof value !== 'boolean' && value.toString().toLocaleLowerCase().indexOf(search.toLocaleLowerCase()) !== -1;
}
export function debounce(fn, delay) {
  let timeoutId = 0;
  const wrap = function () {
    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }
    clearTimeout(timeoutId);
    timeoutId = setTimeout(() => fn(...args), unref(delay));
  };
  wrap.clear = () => {
    clearTimeout(timeoutId);
  };
  wrap.immediate = fn;
  return wrap;
}
export function throttle(fn, limit) {
  let throttling = false;
  return function () {
    if (!throttling) {
      throttling = true;
      setTimeout(() => throttling = false, limit);
      return fn(...arguments);
    }
  };
}
export function clamp(value) {
  let min = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
  let max = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 1;
  return Math.max(min, Math.min(max, value));
}
export function getDecimals(value) {
  const trimmedStr = value.toString().trim();
  return trimmedStr.includes('.') ? trimmedStr.length - trimmedStr.indexOf('.') - 1 : 0;
}
export function padEnd(str, length) {
  let char = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : '0';
  return str + char.repeat(Math.max(0, length - str.length));
}
export function padStart(str, length) {
  let char = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : '0';
  return char.repeat(Math.max(0, length - str.length)) + str;
}
export function chunk(str) {
  let size = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
  const chunked = [];
  let index = 0;
  while (index < str.length) {
    chunked.push(str.substr(index, size));
    index += size;
  }
  return chunked;
}
export function chunkArray(array) {
  let size = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1;
  return Array.from({
    length: Math.ceil(array.length / size)
  }, (v, i) => array.slice(i * size, i * size + size));
}
export function humanReadableFileSize(bytes) {
  let base = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1000;
  if (bytes < base) {
    return `${bytes} B`;
  }
  const prefix = base === 1024 ? ['Ki', 'Mi', 'Gi'] : ['k', 'M', 'G'];
  let unit = -1;
  while (Math.abs(bytes) >= base && unit < prefix.length - 1) {
    bytes /= base;
    ++unit;
  }
  return `${bytes.toFixed(1)} ${prefix[unit]}B`;
}
export function mergeDeep() {
  let source = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
  let target = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
  let arrayFn = arguments.length > 2 ? arguments[2] : undefined;
  const out = {};
  for (const key in source) {
    out[key] = source[key];
  }
  for (const key in target) {
    const sourceProperty = source[key];
    const targetProperty = target[key];

    // Only continue deep merging if
    // both properties are objects
    if (isObject(sourceProperty) && isObject(targetProperty)) {
      out[key] = mergeDeep(sourceProperty, targetProperty, arrayFn);
      continue;
    }
    if (Array.isArray(sourceProperty) && Array.isArray(targetProperty) && arrayFn) {
      out[key] = arrayFn(sourceProperty, targetProperty);
      continue;
    }
    out[key] = targetProperty;
  }
  return out;
}
export function flattenFragments(nodes) {
  return nodes.map(node => {
    if (node.type === Fragment) {
      return flattenFragments(node.children);
    } else {
      return node;
    }
  }).flat();
}
export function toKebabCase() {
  let str = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : '';
  if (toKebabCase.cache.has(str)) return toKebabCase.cache.get(str);
  const kebab = str.replace(/[^a-z]/gi, '-').replace(/\B([A-Z])/g, '-$1').toLowerCase();
  toKebabCase.cache.set(str, kebab);
  return kebab;
}
toKebabCase.cache = new Map();
export function findChildrenWithProvide(key, vnode) {
  if (!vnode || typeof vnode !== 'object') return [];
  if (Array.isArray(vnode)) {
    return vnode.map(child => findChildrenWithProvide(key, child)).flat(1);
  } else if (Array.isArray(vnode.children)) {
    return vnode.children.map(child => findChildrenWithProvide(key, child)).flat(1);
  } else if (vnode.component) {
    if (Object.getOwnPropertySymbols(vnode.component.provides).includes(key)) {
      return [vnode.component];
    } else if (vnode.component.subTree) {
      return findChildrenWithProvide(key, vnode.component.subTree).flat(1);
    }
  }
  return [];
}
var _arr = /*#__PURE__*/new WeakMap();
var _pointer = /*#__PURE__*/new WeakMap();
export class CircularBuffer {
  constructor(size) {
    _classPrivateFieldInitSpec(this, _arr, {
      writable: true,
      value: []
    });
    _classPrivateFieldInitSpec(this, _pointer, {
      writable: true,
      value: 0
    });
    this.size = size;
  }
  push(val) {
    _classPrivateFieldGet(this, _arr)[_classPrivateFieldGet(this, _pointer)] = val;
    _classPrivateFieldSet(this, _pointer, (_classPrivateFieldGet(this, _pointer) + 1) % this.size);
  }
  values() {
    return _classPrivateFieldGet(this, _arr).slice(_classPrivateFieldGet(this, _pointer)).concat(_classPrivateFieldGet(this, _arr).slice(0, _classPrivateFieldGet(this, _pointer)));
  }
}
export function getEventCoordinates(e) {
  if ('touches' in e) {
    return {
      clientX: e.touches[0].clientX,
      clientY: e.touches[0].clientY
    };
  }
  return {
    clientX: e.clientX,
    clientY: e.clientY
  };
}

// Only allow a single return type

/**
 * Convert a computed ref to a record of refs.
 * The getter function must always return an object with the same keys.
 */

export function destructComputed(getter) {
  const refs = reactive({});
  const base = computed(getter);
  watchEffect(() => {
    for (const key in base.value) {
      refs[key] = base.value[key];
    }
  }, {
    flush: 'sync'
  });
  return toRefs(refs);
}

/** Array.includes but value can be any type */
export function includes(arr, val) {
  return arr.includes(val);
}
export function eventName(propName) {
  return propName[2].toLowerCase() + propName.slice(3);
}
export const EventProp = () => [Function, Array];
export function hasEvent(props, name) {
  name = 'on' + capitalize(name);
  return !!(props[name] || props[`${name}Once`] || props[`${name}Capture`] || props[`${name}OnceCapture`] || props[`${name}CaptureOnce`]);
}
export function callEvent(handler) {
  for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
    args[_key2 - 1] = arguments[_key2];
  }
  if (Array.isArray(handler)) {
    for (const h of handler) {
      h(...args);
    }
  } else if (typeof handler === 'function') {
    handler(...args);
  }
}
export function focusableChildren(el) {
  let filterByTabIndex = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
  const targets = ['button', '[href]', 'input:not([type="hidden"])', 'select', 'textarea', '[tabindex]'].map(s => `${s}${filterByTabIndex ? ':not([tabindex="-1"])' : ''}:not([disabled])`).join(', ');
  return [...el.querySelectorAll(targets)];
}
export function getNextElement(elements, location, condition) {
  let _el;
  let idx = elements.indexOf(document.activeElement);
  const inc = location === 'next' ? 1 : -1;
  do {
    idx += inc;
    _el = elements[idx];
  } while ((!_el || _el.offsetParent == null || !(condition?.(_el) ?? true)) && idx < elements.length && idx >= 0);
  return _el;
}
export function focusChild(el, location) {
  const focusable = focusableChildren(el);
  if (!location) {
    if (el === document.activeElement || !el.contains(document.activeElement)) {
      focusable[0]?.focus();
    }
  } else if (location === 'first') {
    focusable[0]?.focus();
  } else if (location === 'last') {
    focusable.at(-1)?.focus();
  } else if (typeof location === 'number') {
    focusable[location]?.focus();
  } else {
    const _el = getNextElement(focusable, location);
    if (_el) _el.focus();else focusChild(el, location === 'next' ? 'first' : 'last');
  }
}
export function isEmpty(val) {
  return val === null || val === undefined || typeof val === 'string' && val.trim() === '';
}
export function noop() {}

/** Returns null if the selector is not supported or we can't check */
export function matchesSelector(el, selector) {
  const supportsSelector = IN_BROWSER && typeof CSS !== 'undefined' && typeof CSS.supports !== 'undefined' && CSS.supports(`selector(${selector})`);
  if (!supportsSelector) return null;
  try {
    return !!el && el.matches(selector);
  } catch (err) {
    return null;
  }
}
export function ensureValidVNode(vnodes) {
  return vnodes.some(child => {
    if (!isVNode(child)) return true;
    if (child.type === Comment) return false;
    return child.type !== Fragment || ensureValidVNode(child.children);
  }) ? vnodes : null;
}
export function defer(timeout, cb) {
  if (!IN_BROWSER || timeout === 0) {
    cb();
    return () => {};
  }
  const timeoutId = window.setTimeout(cb, timeout);
  return () => window.clearTimeout(timeoutId);
}
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