wcheng81
/
jtBaseApp


			
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							import { rectToClientRect, computePosition as computePosition$1 } from '@floating-ui/core';
export { arrow, autoPlacement, detectOverflow, flip, hide, inline, limitShift, offset, shift, size } from '@floating-ui/core';

function isWindow(value) {
  return value && value.document && value.location && value.alert && value.setInterval;
}
function getWindow(node) {
  if (node == null) {
    return window;
  }

  if (!isWindow(node)) {
    const ownerDocument = node.ownerDocument;
    return ownerDocument ? ownerDocument.defaultView || window : window;
  }

  return node;
}

function getComputedStyle(element) {
  return getWindow(element).getComputedStyle(element);
}

function getNodeName(node) {
  return isWindow(node) ? '' : node ? (node.nodeName || '').toLowerCase() : '';
}

function getUAString() {
  const uaData = navigator.userAgentData;

  if (uaData != null && uaData.brands) {
    return uaData.brands.map(item => item.brand + "/" + item.version).join(' ');
  }

  return navigator.userAgent;
}

function isHTMLElement(value) {
  return value instanceof getWindow(value).HTMLElement;
}
function isElement(value) {
  return value instanceof getWindow(value).Element;
}
function isNode(value) {
  return value instanceof getWindow(value).Node;
}
function isShadowRoot(node) {
  // Browsers without `ShadowRoot` support
  if (typeof ShadowRoot === 'undefined') {
    return false;
  }

  const OwnElement = getWindow(node).ShadowRoot;
  return node instanceof OwnElement || node instanceof ShadowRoot;
}
function isOverflowElement(element) {
  // Firefox wants us to check `-x` and `-y` variations as well
  const {
    overflow,
    overflowX,
    overflowY,
    display
  } = getComputedStyle(element);
  return /auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX) && !['inline', 'contents'].includes(display);
}
function isTableElement(element) {
  return ['table', 'td', 'th'].includes(getNodeName(element));
}
function isContainingBlock(element) {
  // TODO: Try and use feature detection here instead
  const isFirefox = /firefox/i.test(getUAString());
  const css = getComputedStyle(element); // This is non-exhaustive but covers the most common CSS properties that
  // create a containing block.
  // https://developer.mozilla.org/en-US/docs/Web/CSS/Containing_block#identifying_the_containing_block

  return css.transform !== 'none' || css.perspective !== 'none' || isFirefox && css.willChange === 'filter' || isFirefox && (css.filter ? css.filter !== 'none' : false) || ['transform', 'perspective'].some(value => css.willChange.includes(value)) || ['paint', 'layout', 'strict', 'content'].some( // TS 4.1 compat
  value => {
    const contain = css.contain;
    return contain != null ? contain.includes(value) : false;
  });
}
function isLayoutViewport() {
  // Not Safari
  return !/^((?!chrome|android).)*safari/i.test(getUAString()); // Feature detection for this fails in various ways
  // • Always-visible scrollbar or not
  // • Width of <html>, etc.
  // const vV = win.visualViewport;
  // return vV ? Math.abs(win.innerWidth / vV.scale - vV.width) < 0.5 : true;
}
function isLastTraversableNode(node) {
  return ['html', 'body', '#document'].includes(getNodeName(node));
}

const min = Math.min;
const max = Math.max;
const round = Math.round;

function getBoundingClientRect(element, includeScale, isFixedStrategy) {
  var _win$visualViewport$o, _win$visualViewport, _win$visualViewport$o2, _win$visualViewport2;

  if (includeScale === void 0) {
    includeScale = false;
  }

  if (isFixedStrategy === void 0) {
    isFixedStrategy = false;
  }

  const clientRect = element.getBoundingClientRect();
  let scaleX = 1;
  let scaleY = 1;

  if (includeScale && isHTMLElement(element)) {
    scaleX = element.offsetWidth > 0 ? round(clientRect.width) / element.offsetWidth || 1 : 1;
    scaleY = element.offsetHeight > 0 ? round(clientRect.height) / element.offsetHeight || 1 : 1;
  }

  const win = isElement(element) ? getWindow(element) : window;
  const addVisualOffsets = !isLayoutViewport() && isFixedStrategy;
  const x = (clientRect.left + (addVisualOffsets ? (_win$visualViewport$o = (_win$visualViewport = win.visualViewport) == null ? void 0 : _win$visualViewport.offsetLeft) != null ? _win$visualViewport$o : 0 : 0)) / scaleX;
  const y = (clientRect.top + (addVisualOffsets ? (_win$visualViewport$o2 = (_win$visualViewport2 = win.visualViewport) == null ? void 0 : _win$visualViewport2.offsetTop) != null ? _win$visualViewport$o2 : 0 : 0)) / scaleY;
  const width = clientRect.width / scaleX;
  const height = clientRect.height / scaleY;
  return {
    width,
    height,
    top: y,
    right: x + width,
    bottom: y + height,
    left: x,
    x,
    y
  };
}

function getDocumentElement(node) {
  return ((isNode(node) ? node.ownerDocument : node.document) || window.document).documentElement;
}

function getNodeScroll(element) {
  if (isElement(element)) {
    return {
      scrollLeft: element.scrollLeft,
      scrollTop: element.scrollTop
    };
  }

  return {
    scrollLeft: element.pageXOffset,
    scrollTop: element.pageYOffset
  };
}

function getWindowScrollBarX(element) {
  // If <html> has a CSS width greater than the viewport, then this will be
  // incorrect for RTL.
  return getBoundingClientRect(getDocumentElement(element)).left + getNodeScroll(element).scrollLeft;
}

function isScaled(element) {
  const rect = getBoundingClientRect(element);
  return round(rect.width) !== element.offsetWidth || round(rect.height) !== element.offsetHeight;
}

function getRectRelativeToOffsetParent(element, offsetParent, strategy) {
  const isOffsetParentAnElement = isHTMLElement(offsetParent);
  const documentElement = getDocumentElement(offsetParent);
  const rect = getBoundingClientRect(element, // @ts-ignore - checked above (TS 4.1 compat)
  isOffsetParentAnElement && isScaled(offsetParent), strategy === 'fixed');
  let scroll = {
    scrollLeft: 0,
    scrollTop: 0
  };
  const offsets = {
    x: 0,
    y: 0
  };

  if (isOffsetParentAnElement || !isOffsetParentAnElement && strategy !== 'fixed') {
    if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {
      scroll = getNodeScroll(offsetParent);
    }

    if (isHTMLElement(offsetParent)) {
      const offsetRect = getBoundingClientRect(offsetParent, true);
      offsets.x = offsetRect.x + offsetParent.clientLeft;
      offsets.y = offsetRect.y + offsetParent.clientTop;
    } else if (documentElement) {
      offsets.x = getWindowScrollBarX(documentElement);
    }
  }

  return {
    x: rect.left + scroll.scrollLeft - offsets.x,
    y: rect.top + scroll.scrollTop - offsets.y,
    width: rect.width,
    height: rect.height
  };
}

function getParentNode(node) {
  if (getNodeName(node) === 'html') {
    return node;
  }

  return (// this is a quicker (but less type safe) way to save quite some bytes from the bundle
    // @ts-ignore
    node.assignedSlot || // step into the shadow DOM of the parent of a slotted node
    node.parentNode || ( // DOM Element detected
    isShadowRoot(node) ? node.host : null) || // ShadowRoot detected
    getDocumentElement(node) // fallback

  );
}

function getTrueOffsetParent(element) {
  if (!isHTMLElement(element) || getComputedStyle(element).position === 'fixed') {
    return null;
  }

  return element.offsetParent;
}

function getContainingBlock(element) {
  let currentNode = getParentNode(element);

  if (isShadowRoot(currentNode)) {
    currentNode = currentNode.host;
  }

  while (isHTMLElement(currentNode) && !isLastTraversableNode(currentNode)) {
    if (isContainingBlock(currentNode)) {
      return currentNode;
    } else {
      const parent = currentNode.parentNode;
      currentNode = isShadowRoot(parent) ? parent.host : parent;
    }
  }

  return null;
} // Gets the closest ancestor positioned element. Handles some edge cases,
// such as table ancestors and cross browser bugs.


function getOffsetParent(element) {
  const window = getWindow(element);
  let offsetParent = getTrueOffsetParent(element);

  while (offsetParent && isTableElement(offsetParent) && getComputedStyle(offsetParent).position === 'static') {
    offsetParent = getTrueOffsetParent(offsetParent);
  }

  if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle(offsetParent).position === 'static' && !isContainingBlock(offsetParent))) {
    return window;
  }

  return offsetParent || getContainingBlock(element) || window;
}

function getDimensions(element) {
  if (isHTMLElement(element)) {
    return {
      width: element.offsetWidth,
      height: element.offsetHeight
    };
  }

  const rect = getBoundingClientRect(element);
  return {
    width: rect.width,
    height: rect.height
  };
}

function convertOffsetParentRelativeRectToViewportRelativeRect(_ref) {
  let {
    rect,
    offsetParent,
    strategy
  } = _ref;
  const isOffsetParentAnElement = isHTMLElement(offsetParent);
  const documentElement = getDocumentElement(offsetParent);

  if (offsetParent === documentElement) {
    return rect;
  }

  let scroll = {
    scrollLeft: 0,
    scrollTop: 0
  };
  const offsets = {
    x: 0,
    y: 0
  };

  if (isOffsetParentAnElement || !isOffsetParentAnElement && strategy !== 'fixed') {
    if (getNodeName(offsetParent) !== 'body' || isOverflowElement(documentElement)) {
      scroll = getNodeScroll(offsetParent);
    }

    if (isHTMLElement(offsetParent)) {
      const offsetRect = getBoundingClientRect(offsetParent, true);
      offsets.x = offsetRect.x + offsetParent.clientLeft;
      offsets.y = offsetRect.y + offsetParent.clientTop;
    } // This doesn't appear to be need to be negated.
    // else if (documentElement) {
    //   offsets.x = getWindowScrollBarX(documentElement);
    // }

  }

  return { ...rect,
    x: rect.x - scroll.scrollLeft + offsets.x,
    y: rect.y - scroll.scrollTop + offsets.y
  };
}

function getViewportRect(element, strategy) {
  const win = getWindow(element);
  const html = getDocumentElement(element);
  const visualViewport = win.visualViewport;
  let width = html.clientWidth;
  let height = html.clientHeight;
  let x = 0;
  let y = 0;

  if (visualViewport) {
    width = visualViewport.width;
    height = visualViewport.height;
    const layoutViewport = isLayoutViewport();

    if (layoutViewport || !layoutViewport && strategy === 'fixed') {
      x = visualViewport.offsetLeft;
      y = visualViewport.offsetTop;
    }
  }

  return {
    width,
    height,
    x,
    y
  };
}

// of the `<html>` and `<body>` rect bounds if horizontally scrollable

function getDocumentRect(element) {
  var _element$ownerDocumen;

  const html = getDocumentElement(element);
  const scroll = getNodeScroll(element);
  const body = (_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body;
  const width = max(html.scrollWidth, html.clientWidth, body ? body.scrollWidth : 0, body ? body.clientWidth : 0);
  const height = max(html.scrollHeight, html.clientHeight, body ? body.scrollHeight : 0, body ? body.clientHeight : 0);
  let x = -scroll.scrollLeft + getWindowScrollBarX(element);
  const y = -scroll.scrollTop;

  if (getComputedStyle(body || html).direction === 'rtl') {
    x += max(html.clientWidth, body ? body.clientWidth : 0) - width;
  }

  return {
    width,
    height,
    x,
    y
  };
}

function getNearestOverflowAncestor(node) {
  const parentNode = getParentNode(node);

  if (isLastTraversableNode(parentNode)) {
    // @ts-ignore assume body is always available
    return node.ownerDocument.body;
  }

  if (isHTMLElement(parentNode) && isOverflowElement(parentNode)) {
    return parentNode;
  }

  return getNearestOverflowAncestor(parentNode);
}

function getOverflowAncestors(node, list) {
  var _node$ownerDocument;

  if (list === void 0) {
    list = [];
  }

  const scrollableAncestor = getNearestOverflowAncestor(node);
  const isBody = scrollableAncestor === ((_node$ownerDocument = node.ownerDocument) == null ? void 0 : _node$ownerDocument.body);
  const win = getWindow(scrollableAncestor);
  const target = isBody ? [win].concat(win.visualViewport || [], isOverflowElement(scrollableAncestor) ? scrollableAncestor : []) : scrollableAncestor;
  const updatedList = list.concat(target);
  return isBody ? updatedList : // @ts-ignore: isBody tells us target will be an HTMLElement here
  updatedList.concat(getOverflowAncestors(target));
}

function contains(parent, child) {
  const rootNode = child.getRootNode == null ? void 0 : child.getRootNode(); // First, attempt with faster native method

  if (parent.contains(child)) {
    return true;
  } // then fallback to custom implementation with Shadow DOM support
  else if (rootNode && isShadowRoot(rootNode)) {
    let next = child;

    do {
      // use `===` replace node.isSameNode()
      if (next && parent === next) {
        return true;
      } // @ts-ignore: need a better way to handle this...


      next = next.parentNode || next.host;
    } while (next);
  }

  return false;
}

function getNearestParentCapableOfEscapingClipping(element, clippingAncestors) {
  let currentNode = element;

  while (currentNode && !isLastTraversableNode(currentNode) && // @ts-expect-error
  !clippingAncestors.includes(currentNode)) {
    if (isElement(currentNode) && ['absolute', 'fixed'].includes(getComputedStyle(currentNode).position)) {
      break;
    }

    const parentNode = getParentNode(currentNode);
    currentNode = isShadowRoot(parentNode) ? parentNode.host : parentNode;
  }

  return currentNode;
}

function getInnerBoundingClientRect(element, strategy) {
  const clientRect = getBoundingClientRect(element, false, strategy === 'fixed');
  const top = clientRect.top + element.clientTop;
  const left = clientRect.left + element.clientLeft;
  return {
    top,
    left,
    x: left,
    y: top,
    right: left + element.clientWidth,
    bottom: top + element.clientHeight,
    width: element.clientWidth,
    height: element.clientHeight
  };
}

function getClientRectFromClippingAncestor(element, clippingParent, strategy) {
  if (clippingParent === 'viewport') {
    return rectToClientRect(getViewportRect(element, strategy));
  }

  if (isElement(clippingParent)) {
    return getInnerBoundingClientRect(clippingParent, strategy);
  }

  return rectToClientRect(getDocumentRect(getDocumentElement(element)));
} // A "clipping ancestor" is an overflowable container with the characteristic of
// clipping (or hiding) overflowing elements with a position different from
// `initial`


function getClippingAncestors(element) {
  const clippingAncestors = getOverflowAncestors(element);
  const nearestEscapableParent = getNearestParentCapableOfEscapingClipping(element, clippingAncestors);
  let clipperElement = null;

  if (nearestEscapableParent && isHTMLElement(nearestEscapableParent)) {
    const offsetParent = getOffsetParent(nearestEscapableParent);

    if (isOverflowElement(nearestEscapableParent)) {
      clipperElement = nearestEscapableParent;
    } else if (isHTMLElement(offsetParent)) {
      clipperElement = offsetParent;
    }
  }

  if (!isElement(clipperElement)) {
    return [];
  } // @ts-ignore isElement check ensures we return Array<Element>


  return clippingAncestors.filter(clippingAncestors => clipperElement && isElement(clippingAncestors) && contains(clippingAncestors, clipperElement) && getNodeName(clippingAncestors) !== 'body');
} // Gets the maximum area that the element is visible in due to any number of
// clipping ancestors


function getClippingRect(_ref) {
  let {
    element,
    boundary,
    rootBoundary,
    strategy
  } = _ref;
  const mainClippingAncestors = boundary === 'clippingAncestors' ? getClippingAncestors(element) : [].concat(boundary);
  const clippingAncestors = [...mainClippingAncestors, rootBoundary];
  const firstClippingAncestor = clippingAncestors[0];
  const clippingRect = clippingAncestors.reduce((accRect, clippingAncestor) => {
    const rect = getClientRectFromClippingAncestor(element, clippingAncestor, strategy);
    accRect.top = max(rect.top, accRect.top);
    accRect.right = min(rect.right, accRect.right);
    accRect.bottom = min(rect.bottom, accRect.bottom);
    accRect.left = max(rect.left, accRect.left);
    return accRect;
  }, getClientRectFromClippingAncestor(element, firstClippingAncestor, strategy));
  return {
    width: clippingRect.right - clippingRect.left,
    height: clippingRect.bottom - clippingRect.top,
    x: clippingRect.left,
    y: clippingRect.top
  };
}

const platform = {
  getClippingRect,
  convertOffsetParentRelativeRectToViewportRelativeRect,
  isElement,
  getDimensions,
  getOffsetParent,
  getDocumentElement,
  getElementRects: _ref => {
    let {
      reference,
      floating,
      strategy
    } = _ref;
    return {
      reference: getRectRelativeToOffsetParent(reference, getOffsetParent(floating), strategy),
      floating: { ...getDimensions(floating),
        x: 0,
        y: 0
      }
    };
  },
  getClientRects: element => Array.from(element.getClientRects()),
  isRTL: element => getComputedStyle(element).direction === 'rtl'
};

/**
 * Automatically updates the position of the floating element when necessary.
 * @see https://floating-ui.com/docs/autoUpdate
 */
function autoUpdate(reference, floating, update, options) {
  if (options === void 0) {
    options = {};
  }

  const {
    ancestorScroll: _ancestorScroll = true,
    ancestorResize = true,
    elementResize = true,
    animationFrame = false
  } = options;
  const ancestorScroll = _ancestorScroll && !animationFrame;
  const ancestors = ancestorScroll || ancestorResize ? [...(isElement(reference) ? getOverflowAncestors(reference) : []), ...getOverflowAncestors(floating)] : [];
  ancestors.forEach(ancestor => {
    ancestorScroll && ancestor.addEventListener('scroll', update, {
      passive: true
    });
    ancestorResize && ancestor.addEventListener('resize', update);
  });
  let observer = null;

  if (elementResize) {
    let initialUpdate = true;
    observer = new ResizeObserver(() => {
      if (!initialUpdate) {
        update();
      }

      initialUpdate = false;
    });
    isElement(reference) && !animationFrame && observer.observe(reference);
    observer.observe(floating);
  }

  let frameId;
  let prevRefRect = animationFrame ? getBoundingClientRect(reference) : null;

  if (animationFrame) {
    frameLoop();
  }

  function frameLoop() {
    const nextRefRect = getBoundingClientRect(reference);

    if (prevRefRect && (nextRefRect.x !== prevRefRect.x || nextRefRect.y !== prevRefRect.y || nextRefRect.width !== prevRefRect.width || nextRefRect.height !== prevRefRect.height)) {
      update();
    }

    prevRefRect = nextRefRect;
    frameId = requestAnimationFrame(frameLoop);
  }

  update();
  return () => {
    var _observer;

    ancestors.forEach(ancestor => {
      ancestorScroll && ancestor.removeEventListener('scroll', update);
      ancestorResize && ancestor.removeEventListener('resize', update);
    });
    (_observer = observer) == null ? void 0 : _observer.disconnect();
    observer = null;

    if (animationFrame) {
      cancelAnimationFrame(frameId);
    }
  };
}

/**
 * Computes the `x` and `y` coordinates that will place the floating element
 * next to a reference element when it is given a certain CSS positioning
 * strategy.
 */

const computePosition = (reference, floating, options) => computePosition$1(reference, floating, {
  platform,
  ...options
});

export { autoUpdate, computePosition, getOverflowAncestors, platform };