"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getOffsetTop = getOffsetTop;
exports.getOffsetLeft = getOffsetLeft;
exports.default = exports.styles = void 0;

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var _objectWithoutProperties2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutProperties"));

var _react = _interopRequireDefault(require("react"));

var _propTypes = _interopRequireDefault(require("prop-types"));

var _reactDom = _interopRequireDefault(require("react-dom"));

var _warning = _interopRequireDefault(require("warning"));

var _debounce = _interopRequireDefault(require("../utils/debounce"));

var _clsx = _interopRequireDefault(require("clsx"));

var _utils = require("@material-ui/utils");

var _ownerDocument = _interopRequireDefault(require("../utils/ownerDocument"));

var _ownerWindow = _interopRequireDefault(require("../utils/ownerWindow"));

var _helpers = require("../utils/helpers");

var _withStyles = _interopRequireDefault(require("../styles/withStyles"));

var _Modal = _interopRequireDefault(require("../Modal"));

var _Grow = _interopRequireDefault(require("../Grow"));

var _Paper = _interopRequireDefault(require("../Paper"));

function getOffsetTop(rect, vertical) {
  var offset = 0;

  if (typeof vertical === 'number') {
    offset = vertical;
  } else if (vertical === 'center') {
    offset = rect.height / 2;
  } else if (vertical === 'bottom') {
    offset = rect.height;
  }

  return offset;
}

function getOffsetLeft(rect, horizontal) {
  var offset = 0;

  if (typeof horizontal === 'number') {
    offset = horizontal;
  } else if (horizontal === 'center') {
    offset = rect.width / 2;
  } else if (horizontal === 'right') {
    offset = rect.width;
  }

  return offset;
}

function getTransformOriginValue(transformOrigin) {
  return [transformOrigin.horizontal, transformOrigin.vertical].map(function (n) {
    return typeof n === 'number' ? "".concat(n, "px") : n;
  }).join(' ');
} // Sum the scrollTop between two elements.


function getScrollParent(parent, child) {
  var element = child;
  var scrollTop = 0;

  while (element && element !== parent) {
    element = element.parentNode;
    scrollTop += element.scrollTop;
  }

  return scrollTop;
}

function getAnchorEl(anchorEl) {
  return typeof anchorEl === 'function' ? anchorEl() : anchorEl;
}

var styles = {
  /* Styles applied to the `Paper` component. */
  paper: {
    position: 'absolute',
    overflowY: 'auto',
    overflowX: 'hidden',
    // So we see the popover when it's empty.
    // It's most likely on issue on userland.
    minWidth: 16,
    minHeight: 16,
    maxWidth: 'calc(100% - 32px)',
    maxHeight: 'calc(100% - 32px)',
    // We disable the focus ring for mouse, touch and keyboard users.
    outline: 0
  }
};
exports.styles = styles;

var Popover = _react.default.forwardRef(function Popover(props, ref) {
  var action = props.action,
      anchorEl = props.anchorEl,
      _props$anchorOrigin = props.anchorOrigin,
      anchorOrigin = _props$anchorOrigin === void 0 ? {
    vertical: 'top',
    horizontal: 'left'
  } : _props$anchorOrigin,
      anchorPosition = props.anchorPosition,
      _props$anchorReferenc = props.anchorReference,
      anchorReference = _props$anchorReferenc === void 0 ? 'anchorEl' : _props$anchorReferenc,
      children = props.children,
      classes = props.classes,
      containerProp = props.container,
      _props$elevation = props.elevation,
      elevation = _props$elevation === void 0 ? 8 : _props$elevation,
      getContentAnchorEl = props.getContentAnchorEl,
      _props$marginThreshol = props.marginThreshold,
      marginThreshold = _props$marginThreshol === void 0 ? 16 : _props$marginThreshol,
      ModalClasses = props.ModalClasses,
      onEnter = props.onEnter,
      onEntered = props.onEntered,
      onEntering = props.onEntering,
      onExit = props.onExit,
      onExited = props.onExited,
      onExiting = props.onExiting,
      open = props.open,
      _props$PaperProps = props.PaperProps,
      PaperProps = _props$PaperProps === void 0 ? {} : _props$PaperProps,
      _props$transformOrigi = props.transformOrigin,
      transformOrigin = _props$transformOrigi === void 0 ? {
    vertical: 'top',
    horizontal: 'left'
  } : _props$transformOrigi,
      _props$TransitionComp = props.TransitionComponent,
      TransitionComponent = _props$TransitionComp === void 0 ? _Grow.default : _props$TransitionComp,
      _props$transitionDura = props.transitionDuration,
      transitionDurationProp = _props$transitionDura === void 0 ? 'auto' : _props$transitionDura,
      _props$TransitionProp = props.TransitionProps,
      TransitionProps = _props$TransitionProp === void 0 ? {} : _props$TransitionProp,
      other = (0, _objectWithoutProperties2.default)(props, ["action", "anchorEl", "anchorOrigin", "anchorPosition", "anchorReference", "children", "classes", "container", "elevation", "getContentAnchorEl", "marginThreshold", "ModalClasses", "onEnter", "onEntered", "onEntering", "onExit", "onExited", "onExiting", "open", "PaperProps", "transformOrigin", "TransitionComponent", "transitionDuration", "TransitionProps"]);

  var paperRef = _react.default.useRef(); // Returns the top/left offset of the position
  // to attach to on the anchor element (or body if none is provided)


  var getAnchorOffset = _react.default.useCallback(function (contentAnchorOffset) {
    if (anchorReference === 'anchorPosition') {
      process.env.NODE_ENV !== "production" ? (0, _warning.default)(anchorPosition, 'Material-UI: you need to provide a `anchorPosition` prop when using ' + '<Popover anchorReference="anchorPosition" />.') : void 0;
      return anchorPosition;
    }

    var resolvedAnchorEl = getAnchorEl(anchorEl);
    var containerWindow = (0, _ownerWindow.default)(resolvedAnchorEl); // If an anchor element wasn't provided, just use the parent body element of this Popover

    var anchorElement = resolvedAnchorEl instanceof containerWindow.Element ? resolvedAnchorEl : (0, _ownerDocument.default)(paperRef.current).body;
    var anchorRect = anchorElement.getBoundingClientRect();
    var anchorVertical = contentAnchorOffset === 0 ? anchorOrigin.vertical : 'center';
    return {
      top: anchorRect.top + getOffsetTop(anchorRect, anchorVertical),
      left: anchorRect.left + getOffsetLeft(anchorRect, anchorOrigin.horizontal)
    };
  }, [anchorEl, anchorOrigin.horizontal, anchorOrigin.vertical, anchorPosition, anchorReference]); // Returns the vertical offset of inner content to anchor the transform on if provided


  var getContentAnchorOffset = _react.default.useCallback(function (element) {
    var contentAnchorOffset = 0;

    if (getContentAnchorEl && anchorReference === 'anchorEl') {
      var contentAnchorEl = getContentAnchorEl(element);

      if (contentAnchorEl && element.contains(contentAnchorEl)) {
        var scrollTop = getScrollParent(element, contentAnchorEl);
        contentAnchorOffset = contentAnchorEl.offsetTop + contentAnchorEl.clientHeight / 2 - scrollTop || 0;
      } // != the default value


      process.env.NODE_ENV !== "production" ? (0, _warning.default)(anchorOrigin.vertical === 'top', ['Material-UI: you can not change the default `anchorOrigin.vertical` value ', 'when also providing the `getContentAnchorEl` prop to the popover component.', 'Only use one of the two props.', 'Set `getContentAnchorEl` to `null | undefined`' + ' or leave `anchorOrigin.vertical` unchanged.'].join('\n')) : void 0;
    }

    return contentAnchorOffset;
  }, [anchorOrigin.vertical, anchorReference, getContentAnchorEl]); // Return the base transform origin using the element
  // and taking the content anchor offset into account if in use


  var getTransformOrigin = _react.default.useCallback(function (elemRect) {
    var contentAnchorOffset = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
    return {
      vertical: getOffsetTop(elemRect, transformOrigin.vertical) + contentAnchorOffset,
      horizontal: getOffsetLeft(elemRect, transformOrigin.horizontal)
    };
  }, [transformOrigin.horizontal, transformOrigin.vertical]);

  var getPositioningStyle = _react.default.useCallback(function (element) {
    // Check if the parent has requested anchoring on an inner content node
    var contentAnchorOffset = getContentAnchorOffset(element);
    var elemRect = {
      width: element.offsetWidth,
      height: element.offsetHeight
    }; // Get the transform origin point on the element itself

    var elemTransformOrigin = getTransformOrigin(elemRect, contentAnchorOffset);

    if (anchorReference === 'none') {
      return {
        top: null,
        left: null,
        transformOrigin: getTransformOriginValue(elemTransformOrigin)
      };
    } // Get the offset of of the anchoring element


    var anchorOffset = getAnchorOffset(contentAnchorOffset); // Calculate element positioning

    var top = anchorOffset.top - elemTransformOrigin.vertical;
    var left = anchorOffset.left - elemTransformOrigin.horizontal;
    var bottom = top + elemRect.height;
    var right = left + elemRect.width; // Use the parent window of the anchorEl if provided

    var containerWindow = (0, _ownerWindow.default)(getAnchorEl(anchorEl)); // Window thresholds taking required margin into account

    var heightThreshold = containerWindow.innerHeight - marginThreshold;
    var widthThreshold = containerWindow.innerWidth - marginThreshold; // Check if the vertical axis needs shifting

    if (top < marginThreshold) {
      var diff = top - marginThreshold;
      top -= diff;
      elemTransformOrigin.vertical += diff;
    } else if (bottom > heightThreshold) {
      var _diff = bottom - heightThreshold;

      top -= _diff;
      elemTransformOrigin.vertical += _diff;
    }

    process.env.NODE_ENV !== "production" ? (0, _warning.default)(elemRect.height <= heightThreshold || !elemRect.height || !heightThreshold, ['Material-UI: the popover component is too tall.', "Some part of it can not be seen on the screen (".concat(elemRect.height - heightThreshold, "px)."), 'Please consider adding a `max-height` to improve the user-experience.'].join('\n')) : void 0; // Check if the horizontal axis needs shifting

    if (left < marginThreshold) {
      var _diff2 = left - marginThreshold;

      left -= _diff2;
      elemTransformOrigin.horizontal += _diff2;
    } else if (right > widthThreshold) {
      var _diff3 = right - widthThreshold;

      left -= _diff3;
      elemTransformOrigin.horizontal += _diff3;
    }

    return {
      top: "".concat(top, "px"),
      left: "".concat(left, "px"),
      transformOrigin: getTransformOriginValue(elemTransformOrigin)
    };
  }, [anchorEl, anchorReference, getAnchorOffset, getContentAnchorOffset, getTransformOrigin, marginThreshold]);

  var setPositioningStyles = _react.default.useCallback(function (element) {
    var positioning = getPositioningStyle(element);

    if (positioning.top !== null) {
      element.style.top = positioning.top;
    }

    if (positioning.left !== null) {
      element.style.left = positioning.left;
    }

    element.style.transformOrigin = positioning.transformOrigin;
  }, [getPositioningStyle]);

  var handleEntering = function handleEntering(element, isAppearing) {
    if (onEntering) {
      onEntering(element, isAppearing);
    }

    setPositioningStyles(element);
  };

  var handlePaperRef = _react.default.useCallback(function (instance) {
    // #StrictMode ready
    paperRef.current = _reactDom.default.findDOMNode(instance);
  }, []);

  var updatePosition = _react.default.useMemo(function () {
    if (!open) {
      return undefined;
    }

    return (0, _debounce.default)(function () {
      setPositioningStyles(paperRef.current);
    });
  }, [open, setPositioningStyles]);

  _react.default.useImperativeHandle(action, function () {
    return open ? {
      updatePosition: updatePosition
    } : null;
  }, [open, updatePosition]);

  _react.default.useEffect(function () {
    if (!updatePosition) {
      return undefined;
    }

    window.addEventListener('resize', updatePosition);
    return function () {
      window.removeEventListener('resize', updatePosition);
      updatePosition.clear();
    };
  }, [updatePosition]);

  var transitionDuration = transitionDurationProp;

  if (transitionDurationProp === 'auto' && !TransitionComponent.muiSupportAuto) {
    transitionDuration = undefined;
  } // If the container prop is provided, use that
  // If the anchorEl prop is provided, use its parent body element as the container
  // If neither are provided let the Modal take care of choosing the container


  var container = containerProp || (anchorEl ? (0, _ownerDocument.default)(getAnchorEl(anchorEl)).body : undefined);
  return _react.default.createElement(_Modal.default, (0, _extends2.default)({
    classes: ModalClasses,
    container: container,
    open: open,
    ref: ref,
    BackdropProps: {
      invisible: true
    }
  }, other), _react.default.createElement(TransitionComponent, (0, _extends2.default)({
    appear: true,
    in: open,
    onEnter: onEnter,
    onEntered: onEntered,
    onExit: onExit,
    onExited: onExited,
    onExiting: onExiting,
    timeout: transitionDuration
  }, TransitionProps, {
    onEntering: (0, _helpers.createChainedFunction)(handleEntering, TransitionProps.onEntering)
  }), _react.default.createElement(_Paper.default, (0, _extends2.default)({
    elevation: elevation,
    ref: handlePaperRef
  }, PaperProps, {
    // eslint-disable-next-line react/prop-types
    className: (0, _clsx.default)(classes.paper, PaperProps.className)
  }), children)));
});

process.env.NODE_ENV !== "production" ? Popover.propTypes = {
  /**
   * This is callback prop. It's called by the component on mount.
   * This is useful when you want to trigger an action programmatically.
   * It currently only supports updatePosition() action.
   *
   * @param {object} actions This object contains all possible actions
   * that can be triggered programmatically.
   */
  action: _utils.refType,

  /**
   * This is the DOM element, or a function that returns the DOM element,
   * that may be used to set the position of the popover.
   */
  anchorEl: (0, _utils.chainPropTypes)(_propTypes.default.oneOfType([_propTypes.default.object, _propTypes.default.func]), function (props) {
    if (props.open && (!props.anchorReference || props.anchorReference === 'anchorEl')) {
      var resolvedAnchorEl = getAnchorEl(props.anchorEl);
      var containerWindow = (0, _ownerWindow.default)(resolvedAnchorEl);

      if (resolvedAnchorEl instanceof containerWindow.Element) {
        var box = resolvedAnchorEl.getBoundingClientRect();

        if (process.env.NODE_ENV !== 'test' && box.top === 0 && box.left === 0 && box.right === 0 && box.bottom === 0) {
          return new Error(['Material-UI: the `anchorEl` prop provided to the component is invalid.', 'The node element should be visible.'].join('\n'));
        }
      } else {
        return new Error(['Material-UI: the `anchorEl` prop provided to the component is invalid.', "It should be an Element instance but it's `".concat(resolvedAnchorEl, "` instead.")].join('\n'));
      }
    }

    return null;
  }),

  /**
   * This is the point on the anchor where the popover's
   * `anchorEl` will attach to. This is not used when the
   * anchorReference is 'anchorPosition'.
   *
   * Options:
   * vertical: [top, center, bottom];
   * horizontal: [left, center, right].
   */
  anchorOrigin: _propTypes.default.shape({
    horizontal: _propTypes.default.oneOfType([_propTypes.default.number, _propTypes.default.oneOf(['left', 'center', 'right'])]).isRequired,
    vertical: _propTypes.default.oneOfType([_propTypes.default.number, _propTypes.default.oneOf(['top', 'center', 'bottom'])]).isRequired
  }),

  /**
   * This is the position that may be used
   * to set the position of the popover.
   * The coordinates are relative to
   * the application's client area.
   */
  anchorPosition: _propTypes.default.shape({
    left: _propTypes.default.number.isRequired,
    top: _propTypes.default.number.isRequired
  }),

  /*
   * This determines which anchor prop to refer to to set
   * the position of the popover.
   */
  anchorReference: _propTypes.default.oneOf(['anchorEl', 'anchorPosition', 'none']),

  /**
   * The content of the component.
   */
  children: _propTypes.default.node,

  /**
   * Override or extend the styles applied to the component.
   * See [CSS API](#css) below for more details.
   */
  classes: _propTypes.default.object.isRequired,

  /**
   * A node, component instance, or function that returns either.
   * The `container` will passed to the Modal component.
   * By default, it uses the body of the anchorEl's top-level document object,
   * so it's simply `document.body` most of the time.
   */
  container: _propTypes.default.oneOfType([_propTypes.default.object, _propTypes.default.func]),

  /**
   * The elevation of the popover.
   */
  elevation: _propTypes.default.number,

  /**
   * This function is called in order to retrieve the content anchor element.
   * It's the opposite of the `anchorEl` prop.
   * The content anchor element should be an element inside the popover.
   * It's used to correctly scroll and set the position of the popover.
   * The positioning strategy tries to make the content anchor element just above the
   * anchor element.
   */
  getContentAnchorEl: _propTypes.default.func,

  /**
   * Specifies how close to the edge of the window the popover can appear.
   */
  marginThreshold: _propTypes.default.number,

  /**
   * `classes` prop applied to the [`Modal`](/api/modal/) element.
   */
  ModalClasses: _propTypes.default.object,

  /**
   * Callback fired when the component requests to be closed.
   *
   * @param {object} event The event source of the callback.
   * @param {string} reason Can be:`"escapeKeyDown"`, `"backdropClick"`
   */
  onClose: _propTypes.default.func,

  /**
   * Callback fired before the component is entering.
   */
  onEnter: _propTypes.default.func,

  /**
   * Callback fired when the component has entered.
   */
  onEntered: _propTypes.default.func,

  /**
   * Callback fired when the component is entering.
   */
  onEntering: _propTypes.default.func,

  /**
   * Callback fired before the component is exiting.
   */
  onExit: _propTypes.default.func,

  /**
   * Callback fired when the component has exited.
   */
  onExited: _propTypes.default.func,

  /**
   * Callback fired when the component is exiting.
   */
  onExiting: _propTypes.default.func,

  /**
   * If `true`, the popover is visible.
   */
  open: _propTypes.default.bool.isRequired,

  /**
   * Props applied to the [`Paper`](/api/paper/) element.
   */
  PaperProps: _propTypes.default.shape({
    component: _utils.elementTypeAcceptingRef
  }),

  /**
   * This is the point on the popover which
   * will attach to the anchor's origin.
   *
   * Options:
   * vertical: [top, center, bottom, x(px)];
   * horizontal: [left, center, right, x(px)].
   */
  transformOrigin: _propTypes.default.shape({
    horizontal: _propTypes.default.oneOfType([_propTypes.default.number, _propTypes.default.oneOf(['left', 'center', 'right'])]).isRequired,
    vertical: _propTypes.default.oneOfType([_propTypes.default.number, _propTypes.default.oneOf(['top', 'center', 'bottom'])]).isRequired
  }),

  /**
   * The component used for the transition.
   */
  TransitionComponent: _propTypes.default.elementType,

  /**
   * Set to 'auto' to automatically calculate transition time based on height.
   */
  transitionDuration: _propTypes.default.oneOfType([_propTypes.default.number, _propTypes.default.shape({
    enter: _propTypes.default.number,
    exit: _propTypes.default.number
  }), _propTypes.default.oneOf(['auto'])]),

  /**
   * Props applied to the `Transition` element.
   */
  TransitionProps: _propTypes.default.object
} : void 0;

var _default = (0, _withStyles.default)(styles, {
  name: 'MuiPopover'
})(Popover);

exports.default = _default;