import { flip as flip$1, offset as offset$1, size as size$1, hide as hide$1, computePosition as computePosition$1, shift as shift$1, limitShift as limitShift$1 } from "../../core/dist/floating-ui.core.js";
import { createCoords, rectToClientRect, floor, max, round, min } from "../../utils/dist/floating-ui.utils.js";
import { getOverflowAncestors, isElement, getDocumentElement, getWindow, getFrameElement, getComputedStyle as getComputedStyle$1, isHTMLElement, isWebKit, isTopLayer, getParentNode, isLastTraversableNode, isTableElement, isContainingBlock, getContainingBlock, getNodeName, isOverflowElement, getNodeScroll } from "../../utils/dist/floating-ui.utils.dom.js";
function getCssDimensions(element) {
  const css = getComputedStyle$1(element);
  let width = parseFloat(css.width) || 0;
  let height = parseFloat(css.height) || 0;
  const hasOffset = isHTMLElement(element);
  const offsetWidth = hasOffset ? element.offsetWidth : width;
  const offsetHeight = hasOffset ? element.offsetHeight : height;
  const shouldFallback = round(width) !== offsetWidth || round(height) !== offsetHeight;
  if (shouldFallback) {
    width = offsetWidth;
    height = offsetHeight;
  }
  return {
    width,
    height,
    $: shouldFallback
  };
}
function unwrapElement(element) {
  return !isElement(element) ? element.contextElement : element;
}
function getScale(element) {
  const domElement = unwrapElement(element);
  if (!isHTMLElement(domElement)) {
    return createCoords(1);
  }
  const rect = domElement.getBoundingClientRect();
  const {
    width,
    height,
    $
  } = getCssDimensions(domElement);
  let x = ($ ? round(rect.width) : rect.width) / width;
  let y = ($ ? round(rect.height) : rect.height) / height;
  if (!x || !Number.isFinite(x)) {
    x = 1;
  }
  if (!y || !Number.isFinite(y)) {
    y = 1;
  }
  return {
    x,
    y
  };
}
const noOffsets = /* @__PURE__ */ createCoords(0);
function getVisualOffsets(element) {
  const win = getWindow(element);
  if (!isWebKit() || !win.visualViewport) {
    return noOffsets;
  }
  return {
    x: win.visualViewport.offsetLeft,
    y: win.visualViewport.offsetTop
  };
}
function shouldAddVisualOffsets(element, isFixed, floatingOffsetParent) {
  if (isFixed === void 0) {
    isFixed = false;
  }
  if (!floatingOffsetParent || isFixed && floatingOffsetParent !== getWindow(element)) {
    return false;
  }
  return isFixed;
}
function getBoundingClientRect(element, includeScale, isFixedStrategy, offsetParent) {
  if (includeScale === void 0) {
    includeScale = false;
  }
  if (isFixedStrategy === void 0) {
    isFixedStrategy = false;
  }
  const clientRect = element.getBoundingClientRect();
  const domElement = unwrapElement(element);
  let scale = createCoords(1);
  if (includeScale) {
    if (offsetParent) {
      if (isElement(offsetParent)) {
        scale = getScale(offsetParent);
      }
    } else {
      scale = getScale(element);
    }
  }
  const visualOffsets = shouldAddVisualOffsets(domElement, isFixedStrategy, offsetParent) ? getVisualOffsets(domElement) : createCoords(0);
  let x = (clientRect.left + visualOffsets.x) / scale.x;
  let y = (clientRect.top + visualOffsets.y) / scale.y;
  let width = clientRect.width / scale.x;
  let height = clientRect.height / scale.y;
  if (domElement) {
    const win = getWindow(domElement);
    const offsetWin = offsetParent && isElement(offsetParent) ? getWindow(offsetParent) : offsetParent;
    let currentWin = win;
    let currentIFrame = getFrameElement(currentWin);
    while (currentIFrame && offsetParent && offsetWin !== currentWin) {
      const iframeScale = getScale(currentIFrame);
      const iframeRect = currentIFrame.getBoundingClientRect();
      const css = getComputedStyle$1(currentIFrame);
      const left = iframeRect.left + (currentIFrame.clientLeft + parseFloat(css.paddingLeft)) * iframeScale.x;
      const top = iframeRect.top + (currentIFrame.clientTop + parseFloat(css.paddingTop)) * iframeScale.y;
      x *= iframeScale.x;
      y *= iframeScale.y;
      width *= iframeScale.x;
      height *= iframeScale.y;
      x += left;
      y += top;
      currentWin = getWindow(currentIFrame);
      currentIFrame = getFrameElement(currentWin);
    }
  }
  return rectToClientRect({
    width,
    height,
    x,
    y
  });
}
function getWindowScrollBarX(element, rect) {
  const leftScroll = getNodeScroll(element).scrollLeft;
  if (!rect) {
    return getBoundingClientRect(getDocumentElement(element)).left + leftScroll;
  }
  return rect.left + leftScroll;
}
function getHTMLOffset(documentElement, scroll) {
  const htmlRect = documentElement.getBoundingClientRect();
  const x = htmlRect.left + scroll.scrollLeft - getWindowScrollBarX(documentElement, htmlRect);
  const y = htmlRect.top + scroll.scrollTop;
  return {
    x,
    y
  };
}
function convertOffsetParentRelativeRectToViewportRelativeRect(_ref) {
  let {
    elements,
    rect,
    offsetParent,
    strategy
  } = _ref;
  const isFixed = strategy === "fixed";
  const documentElement = getDocumentElement(offsetParent);
  const topLayer = elements ? isTopLayer(elements.floating) : false;
  if (offsetParent === documentElement || topLayer && isFixed) {
    return rect;
  }
  let scroll = {
    scrollLeft: 0,
    scrollTop: 0
  };
  let scale = createCoords(1);
  const offsets = createCoords(0);
  const isOffsetParentAnElement = isHTMLElement(offsetParent);
  if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
    if (getNodeName(offsetParent) !== "body" || isOverflowElement(documentElement)) {
      scroll = getNodeScroll(offsetParent);
    }
    if (isHTMLElement(offsetParent)) {
      const offsetRect = getBoundingClientRect(offsetParent);
      scale = getScale(offsetParent);
      offsets.x = offsetRect.x + offsetParent.clientLeft;
      offsets.y = offsetRect.y + offsetParent.clientTop;
    }
  }
  const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
  return {
    width: rect.width * scale.x,
    height: rect.height * scale.y,
    x: rect.x * scale.x - scroll.scrollLeft * scale.x + offsets.x + htmlOffset.x,
    y: rect.y * scale.y - scroll.scrollTop * scale.y + offsets.y + htmlOffset.y
  };
}
function getClientRects(element) {
  return Array.from(element.getClientRects());
}
function getDocumentRect(element) {
  const html = getDocumentElement(element);
  const scroll = getNodeScroll(element);
  const body = element.ownerDocument.body;
  const width = max(html.scrollWidth, html.clientWidth, body.scrollWidth, body.clientWidth);
  const height = max(html.scrollHeight, html.clientHeight, body.scrollHeight, body.clientHeight);
  let x = -scroll.scrollLeft + getWindowScrollBarX(element);
  const y = -scroll.scrollTop;
  if (getComputedStyle$1(body).direction === "rtl") {
    x += max(html.clientWidth, body.clientWidth) - width;
  }
  return {
    width,
    height,
    x,
    y
  };
}
const SCROLLBAR_MAX = 25;
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 visualViewportBased = isWebKit();
    if (!visualViewportBased || visualViewportBased && strategy === "fixed") {
      x = visualViewport.offsetLeft;
      y = visualViewport.offsetTop;
    }
  }
  const windowScrollbarX = getWindowScrollBarX(html);
  if (windowScrollbarX <= 0) {
    const doc = html.ownerDocument;
    const body = doc.body;
    const bodyStyles = getComputedStyle(body);
    const bodyMarginInline = doc.compatMode === "CSS1Compat" ? parseFloat(bodyStyles.marginLeft) + parseFloat(bodyStyles.marginRight) || 0 : 0;
    const clippingStableScrollbarWidth = Math.abs(html.clientWidth - body.clientWidth - bodyMarginInline);
    if (clippingStableScrollbarWidth <= SCROLLBAR_MAX) {
      width -= clippingStableScrollbarWidth;
    }
  } else if (windowScrollbarX <= SCROLLBAR_MAX) {
    width += windowScrollbarX;
  }
  return {
    width,
    height,
    x,
    y
  };
}
const absoluteOrFixed = /* @__PURE__ */ new Set(["absolute", "fixed"]);
function getInnerBoundingClientRect(element, strategy) {
  const clientRect = getBoundingClientRect(element, true, strategy === "fixed");
  const top = clientRect.top + element.clientTop;
  const left = clientRect.left + element.clientLeft;
  const scale = isHTMLElement(element) ? getScale(element) : createCoords(1);
  const width = element.clientWidth * scale.x;
  const height = element.clientHeight * scale.y;
  const x = left * scale.x;
  const y = top * scale.y;
  return {
    width,
    height,
    x,
    y
  };
}
function getClientRectFromClippingAncestor(element, clippingAncestor, strategy) {
  let rect;
  if (clippingAncestor === "viewport") {
    rect = getViewportRect(element, strategy);
  } else if (clippingAncestor === "document") {
    rect = getDocumentRect(getDocumentElement(element));
  } else if (isElement(clippingAncestor)) {
    rect = getInnerBoundingClientRect(clippingAncestor, strategy);
  } else {
    const visualOffsets = getVisualOffsets(element);
    rect = {
      x: clippingAncestor.x - visualOffsets.x,
      y: clippingAncestor.y - visualOffsets.y,
      width: clippingAncestor.width,
      height: clippingAncestor.height
    };
  }
  return rectToClientRect(rect);
}
function hasFixedPositionAncestor(element, stopNode) {
  const parentNode = getParentNode(element);
  if (parentNode === stopNode || !isElement(parentNode) || isLastTraversableNode(parentNode)) {
    return false;
  }
  return getComputedStyle$1(parentNode).position === "fixed" || hasFixedPositionAncestor(parentNode, stopNode);
}
function getClippingElementAncestors(element, cache) {
  const cachedResult = cache.get(element);
  if (cachedResult) {
    return cachedResult;
  }
  let result = getOverflowAncestors(element, [], false).filter((el) => isElement(el) && getNodeName(el) !== "body");
  let currentContainingBlockComputedStyle = null;
  const elementIsFixed = getComputedStyle$1(element).position === "fixed";
  let currentNode = elementIsFixed ? getParentNode(element) : element;
  while (isElement(currentNode) && !isLastTraversableNode(currentNode)) {
    const computedStyle = getComputedStyle$1(currentNode);
    const currentNodeIsContaining = isContainingBlock(currentNode);
    if (!currentNodeIsContaining && computedStyle.position === "fixed") {
      currentContainingBlockComputedStyle = null;
    }
    const shouldDropCurrentNode = elementIsFixed ? !currentNodeIsContaining && !currentContainingBlockComputedStyle : !currentNodeIsContaining && computedStyle.position === "static" && !!currentContainingBlockComputedStyle && absoluteOrFixed.has(currentContainingBlockComputedStyle.position) || isOverflowElement(currentNode) && !currentNodeIsContaining && hasFixedPositionAncestor(element, currentNode);
    if (shouldDropCurrentNode) {
      result = result.filter((ancestor) => ancestor !== currentNode);
    } else {
      currentContainingBlockComputedStyle = computedStyle;
    }
    currentNode = getParentNode(currentNode);
  }
  cache.set(element, result);
  return result;
}
function getClippingRect(_ref) {
  let {
    element,
    boundary,
    rootBoundary,
    strategy
  } = _ref;
  const elementClippingAncestors = boundary === "clippingAncestors" ? isTopLayer(element) ? [] : getClippingElementAncestors(element, this._c) : [].concat(boundary);
  const clippingAncestors = [...elementClippingAncestors, 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
  };
}
function getDimensions(element) {
  const {
    width,
    height
  } = getCssDimensions(element);
  return {
    width,
    height
  };
}
function getRectRelativeToOffsetParent(element, offsetParent, strategy) {
  const isOffsetParentAnElement = isHTMLElement(offsetParent);
  const documentElement = getDocumentElement(offsetParent);
  const isFixed = strategy === "fixed";
  const rect = getBoundingClientRect(element, true, isFixed, offsetParent);
  let scroll = {
    scrollLeft: 0,
    scrollTop: 0
  };
  const offsets = createCoords(0);
  function setLeftRTLScrollbarOffset() {
    offsets.x = getWindowScrollBarX(documentElement);
  }
  if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
    if (getNodeName(offsetParent) !== "body" || isOverflowElement(documentElement)) {
      scroll = getNodeScroll(offsetParent);
    }
    if (isOffsetParentAnElement) {
      const offsetRect = getBoundingClientRect(offsetParent, true, isFixed, offsetParent);
      offsets.x = offsetRect.x + offsetParent.clientLeft;
      offsets.y = offsetRect.y + offsetParent.clientTop;
    } else if (documentElement) {
      setLeftRTLScrollbarOffset();
    }
  }
  if (isFixed && !isOffsetParentAnElement && documentElement) {
    setLeftRTLScrollbarOffset();
  }
  const htmlOffset = documentElement && !isOffsetParentAnElement && !isFixed ? getHTMLOffset(documentElement, scroll) : createCoords(0);
  const x = rect.left + scroll.scrollLeft - offsets.x - htmlOffset.x;
  const y = rect.top + scroll.scrollTop - offsets.y - htmlOffset.y;
  return {
    x,
    y,
    width: rect.width,
    height: rect.height
  };
}
function isStaticPositioned(element) {
  return getComputedStyle$1(element).position === "static";
}
function getTrueOffsetParent(element, polyfill) {
  if (!isHTMLElement(element) || getComputedStyle$1(element).position === "fixed") {
    return null;
  }
  if (polyfill) {
    return polyfill(element);
  }
  let rawOffsetParent = element.offsetParent;
  if (getDocumentElement(element) === rawOffsetParent) {
    rawOffsetParent = rawOffsetParent.ownerDocument.body;
  }
  return rawOffsetParent;
}
function getOffsetParent(element, polyfill) {
  const win = getWindow(element);
  if (isTopLayer(element)) {
    return win;
  }
  if (!isHTMLElement(element)) {
    let svgOffsetParent = getParentNode(element);
    while (svgOffsetParent && !isLastTraversableNode(svgOffsetParent)) {
      if (isElement(svgOffsetParent) && !isStaticPositioned(svgOffsetParent)) {
        return svgOffsetParent;
      }
      svgOffsetParent = getParentNode(svgOffsetParent);
    }
    return win;
  }
  let offsetParent = getTrueOffsetParent(element, polyfill);
  while (offsetParent && isTableElement(offsetParent) && isStaticPositioned(offsetParent)) {
    offsetParent = getTrueOffsetParent(offsetParent, polyfill);
  }
  if (offsetParent && isLastTraversableNode(offsetParent) && isStaticPositioned(offsetParent) && !isContainingBlock(offsetParent)) {
    return win;
  }
  return offsetParent || getContainingBlock(element) || win;
}
const getElementRects = async function(data) {
  const getOffsetParentFn = this.getOffsetParent || getOffsetParent;
  const getDimensionsFn = this.getDimensions;
  const floatingDimensions = await getDimensionsFn(data.floating);
  return {
    reference: getRectRelativeToOffsetParent(data.reference, await getOffsetParentFn(data.floating), data.strategy),
    floating: {
      x: 0,
      y: 0,
      width: floatingDimensions.width,
      height: floatingDimensions.height
    }
  };
};
function isRTL(element) {
  return getComputedStyle$1(element).direction === "rtl";
}
const platform = {
  convertOffsetParentRelativeRectToViewportRelativeRect,
  getDocumentElement,
  getClippingRect,
  getOffsetParent,
  getElementRects,
  getClientRects,
  getDimensions,
  getScale,
  isElement,
  isRTL
};
function rectsAreEqual(a, b) {
  return a.x === b.x && a.y === b.y && a.width === b.width && a.height === b.height;
}
function observeMove(element, onMove) {
  let io = null;
  let timeoutId;
  const root = getDocumentElement(element);
  function cleanup() {
    var _io;
    clearTimeout(timeoutId);
    (_io = io) == null || _io.disconnect();
    io = null;
  }
  function refresh(skip, threshold) {
    if (skip === void 0) {
      skip = false;
    }
    if (threshold === void 0) {
      threshold = 1;
    }
    cleanup();
    const elementRectForRootMargin = element.getBoundingClientRect();
    const {
      left,
      top,
      width,
      height
    } = elementRectForRootMargin;
    if (!skip) {
      onMove();
    }
    if (!width || !height) {
      return;
    }
    const insetTop = floor(top);
    const insetRight = floor(root.clientWidth - (left + width));
    const insetBottom = floor(root.clientHeight - (top + height));
    const insetLeft = floor(left);
    const rootMargin = -insetTop + "px " + -insetRight + "px " + -insetBottom + "px " + -insetLeft + "px";
    const options = {
      rootMargin,
      threshold: max(0, min(1, threshold)) || 1
    };
    let isFirstUpdate = true;
    function handleObserve(entries) {
      const ratio = entries[0].intersectionRatio;
      if (ratio !== threshold) {
        if (!isFirstUpdate) {
          return refresh();
        }
        if (!ratio) {
          timeoutId = setTimeout(() => {
            refresh(false, 1e-7);
          }, 1e3);
        } else {
          refresh(false, ratio);
        }
      }
      if (ratio === 1 && !rectsAreEqual(elementRectForRootMargin, element.getBoundingClientRect())) {
        refresh();
      }
      isFirstUpdate = false;
    }
    try {
      io = new IntersectionObserver(handleObserve, {
        ...options,
        // Handle <iframe>s
        root: root.ownerDocument
      });
    } catch (_e) {
      io = new IntersectionObserver(handleObserve, options);
    }
    io.observe(element);
  }
  refresh(true);
  return cleanup;
}
function autoUpdate(reference, floating, update, options) {
  if (options === void 0) {
    options = {};
  }
  const {
    ancestorScroll = true,
    ancestorResize = true,
    elementResize = typeof ResizeObserver === "function",
    layoutShift = typeof IntersectionObserver === "function",
    animationFrame = false
  } = options;
  const referenceEl = unwrapElement(reference);
  const ancestors = ancestorScroll || ancestorResize ? [...referenceEl ? getOverflowAncestors(referenceEl) : [], ...getOverflowAncestors(floating)] : [];
  ancestors.forEach((ancestor) => {
    ancestorScroll && ancestor.addEventListener("scroll", update, {
      passive: true
    });
    ancestorResize && ancestor.addEventListener("resize", update);
  });
  const cleanupIo = referenceEl && layoutShift ? observeMove(referenceEl, update) : null;
  let reobserveFrame = -1;
  let resizeObserver = null;
  if (elementResize) {
    resizeObserver = new ResizeObserver((_ref) => {
      let [firstEntry] = _ref;
      if (firstEntry && firstEntry.target === referenceEl && resizeObserver) {
        resizeObserver.unobserve(floating);
        cancelAnimationFrame(reobserveFrame);
        reobserveFrame = requestAnimationFrame(() => {
          var _resizeObserver;
          (_resizeObserver = resizeObserver) == null || _resizeObserver.observe(floating);
        });
      }
      update();
    });
    if (referenceEl && !animationFrame) {
      resizeObserver.observe(referenceEl);
    }
    resizeObserver.observe(floating);
  }
  let frameId;
  let prevRefRect = animationFrame ? getBoundingClientRect(reference) : null;
  if (animationFrame) {
    frameLoop();
  }
  function frameLoop() {
    const nextRefRect = getBoundingClientRect(reference);
    if (prevRefRect && !rectsAreEqual(prevRefRect, nextRefRect)) {
      update();
    }
    prevRefRect = nextRefRect;
    frameId = requestAnimationFrame(frameLoop);
  }
  update();
  return () => {
    var _resizeObserver2;
    ancestors.forEach((ancestor) => {
      ancestorScroll && ancestor.removeEventListener("scroll", update);
      ancestorResize && ancestor.removeEventListener("resize", update);
    });
    cleanupIo == null || cleanupIo();
    (_resizeObserver2 = resizeObserver) == null || _resizeObserver2.disconnect();
    resizeObserver = null;
    if (animationFrame) {
      cancelAnimationFrame(frameId);
    }
  };
}
const offset = offset$1;
const shift = shift$1;
const flip = flip$1;
const size = size$1;
const hide = hide$1;
const limitShift = limitShift$1;
const computePosition = (reference, floating, options) => {
  const cache = /* @__PURE__ */ new Map();
  const mergedOptions = {
    platform,
    ...options
  };
  const platformWithCache = {
    ...mergedOptions.platform,
    _c: cache
  };
  return computePosition$1(reference, floating, {
    ...mergedOptions,
    platform: platformWithCache
  });
};
export {
  autoUpdate,
  computePosition,
  flip,
  getOverflowAncestors,
  hide,
  limitShift,
  offset,
  platform,
  shift,
  size
};
//# sourceMappingURL=floating-ui.dom.js.map
