{"ast":null,"code":"import _classCallCheck from \"@babel/runtime/helpers/esm/classCallCheck\";\nimport _createClass from \"@babel/runtime/helpers/esm/createClass\";\nimport _toConsumableArray from \"@babel/runtime/helpers/esm/toConsumableArray\";\nimport getScrollbarSize from '../utils/getScrollbarSize';\nimport ownerDocument from '../utils/ownerDocument';\nimport ownerWindow from '../utils/ownerWindow'; // Is a vertical scrollbar displayed?\n\nfunction isOverflowing(container) {\n  var doc = ownerDocument(container);\n\n  if (doc.body === container) {\n    return ownerWindow(doc).innerWidth > doc.documentElement.clientWidth;\n  }\n\n  return container.scrollHeight > container.clientHeight;\n}\n\nexport function ariaHidden(node, show) {\n  if (show) {\n    node.setAttribute('aria-hidden', 'true');\n  } else {\n    node.removeAttribute('aria-hidden');\n  }\n}\n\nfunction getPaddingRight(node) {\n  return parseInt(window.getComputedStyle(node)['padding-right'], 10) || 0;\n}\n\nfunction ariaHiddenSiblings(container, mountNode, currentNode) {\n  var nodesToExclude = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : [];\n  var show = arguments.length > 4 ? arguments[4] : undefined;\n  var blacklist = [mountNode, currentNode].concat(_toConsumableArray(nodesToExclude));\n  var blacklistTagNames = ['TEMPLATE', 'SCRIPT', 'STYLE'];\n  [].forEach.call(container.children, function (node) {\n    if (node.nodeType === 1 && blacklist.indexOf(node) === -1 && blacklistTagNames.indexOf(node.tagName) === -1) {\n      ariaHidden(node, show);\n    }\n  });\n}\n\nfunction findIndexOf(containerInfo, callback) {\n  var idx = -1;\n  containerInfo.some(function (item, index) {\n    if (callback(item)) {\n      idx = index;\n      return true;\n    }\n\n    return false;\n  });\n  return idx;\n}\n\nfunction handleContainer(containerInfo, props) {\n  var restoreStyle = [];\n  var restorePaddings = [];\n  var container = containerInfo.container;\n  var fixedNodes;\n\n  if (!props.disableScrollLock) {\n    if (isOverflowing(container)) {\n      // Compute the size before applying overflow hidden to avoid any scroll jumps.\n      var scrollbarSize = getScrollbarSize();\n      restoreStyle.push({\n        value: container.style.paddingRight,\n        key: 'padding-right',\n        el: container\n      }); // Use computed style, here to get the real padding to add our scrollbar width.\n\n      container.style['padding-right'] = \"\".concat(getPaddingRight(container) + scrollbarSize, \"px\"); // .mui-fixed is a global helper.\n\n      fixedNodes = ownerDocument(container).querySelectorAll('.mui-fixed');\n      [].forEach.call(fixedNodes, function (node) {\n        restorePaddings.push(node.style.paddingRight);\n        node.style.paddingRight = \"\".concat(getPaddingRight(node) + scrollbarSize, \"px\");\n      });\n    } // Improve Gatsby support\n    // https://css-tricks.com/snippets/css/force-vertical-scrollbar/\n\n\n    var parent = container.parentElement;\n    var scrollContainer = parent.nodeName === 'HTML' && window.getComputedStyle(parent)['overflow-y'] === 'scroll' ? parent : container; // Block the scroll even if no scrollbar is visible to account for mobile keyboard\n    // screensize shrink.\n\n    restoreStyle.push({\n      value: scrollContainer.style.overflow,\n      key: 'overflow',\n      el: scrollContainer\n    });\n    scrollContainer.style.overflow = 'hidden';\n  }\n\n  var restore = function restore() {\n    if (fixedNodes) {\n      [].forEach.call(fixedNodes, function (node, i) {\n        if (restorePaddings[i]) {\n          node.style.paddingRight = restorePaddings[i];\n        } else {\n          node.style.removeProperty('padding-right');\n        }\n      });\n    }\n\n    restoreStyle.forEach(function (_ref) {\n      var value = _ref.value,\n          el = _ref.el,\n          key = _ref.key;\n\n      if (value) {\n        el.style.setProperty(key, value);\n      } else {\n        el.style.removeProperty(key);\n      }\n    });\n  };\n\n  return restore;\n}\n\nfunction getHiddenSiblings(container) {\n  var hiddenSiblings = [];\n  [].forEach.call(container.children, function (node) {\n    if (node.getAttribute && node.getAttribute('aria-hidden') === 'true') {\n      hiddenSiblings.push(node);\n    }\n  });\n  return hiddenSiblings;\n}\n/**\n * @ignore - do not document.\n *\n * Proper state management for containers and the modals in those containers.\n * Simplified, but inspired by react-overlay's ModalManager class.\n * Used by the Modal to ensure proper styling of containers.\n */\n\n\nvar ModalManager = /*#__PURE__*/function () {\n  function ModalManager() {\n    _classCallCheck(this, ModalManager); // this.modals[modalIndex] = modal\n\n\n    this.modals = []; // this.containers[containerIndex] = {\n    //   modals: [],\n    //   container,\n    //   restore: null,\n    // }\n\n    this.containers = [];\n  }\n\n  _createClass(ModalManager, [{\n    key: \"add\",\n    value: function add(modal, container) {\n      var modalIndex = this.modals.indexOf(modal);\n\n      if (modalIndex !== -1) {\n        return modalIndex;\n      }\n\n      modalIndex = this.modals.length;\n      this.modals.push(modal); // If the modal we are adding is already in the DOM.\n\n      if (modal.modalRef) {\n        ariaHidden(modal.modalRef, false);\n      }\n\n      var hiddenSiblingNodes = getHiddenSiblings(container);\n      ariaHiddenSiblings(container, modal.mountNode, modal.modalRef, hiddenSiblingNodes, true);\n      var containerIndex = findIndexOf(this.containers, function (item) {\n        return item.container === container;\n      });\n\n      if (containerIndex !== -1) {\n        this.containers[containerIndex].modals.push(modal);\n        return modalIndex;\n      }\n\n      this.containers.push({\n        modals: [modal],\n        container: container,\n        restore: null,\n        hiddenSiblingNodes: hiddenSiblingNodes\n      });\n      return modalIndex;\n    }\n  }, {\n    key: \"mount\",\n    value: function mount(modal, props) {\n      var containerIndex = findIndexOf(this.containers, function (item) {\n        return item.modals.indexOf(modal) !== -1;\n      });\n      var containerInfo = this.containers[containerIndex];\n\n      if (!containerInfo.restore) {\n        containerInfo.restore = handleContainer(containerInfo, props);\n      }\n    }\n  }, {\n    key: \"remove\",\n    value: function remove(modal) {\n      var modalIndex = this.modals.indexOf(modal);\n\n      if (modalIndex === -1) {\n        return modalIndex;\n      }\n\n      var containerIndex = findIndexOf(this.containers, function (item) {\n        return item.modals.indexOf(modal) !== -1;\n      });\n      var containerInfo = this.containers[containerIndex];\n      containerInfo.modals.splice(containerInfo.modals.indexOf(modal), 1);\n      this.modals.splice(modalIndex, 1); // If that was the last modal in a container, clean up the container.\n\n      if (containerInfo.modals.length === 0) {\n        // The modal might be closed before it had the chance to be mounted in the DOM.\n        if (containerInfo.restore) {\n          containerInfo.restore();\n        }\n\n        if (modal.modalRef) {\n          // In case the modal wasn't in the DOM yet.\n          ariaHidden(modal.modalRef, true);\n        }\n\n        ariaHiddenSiblings(containerInfo.container, modal.mountNode, modal.modalRef, containerInfo.hiddenSiblingNodes, false);\n        this.containers.splice(containerIndex, 1);\n      } else {\n        // Otherwise make sure the next top modal is visible to a screen reader.\n        var nextTop = containerInfo.modals[containerInfo.modals.length - 1]; // as soon as a modal is adding its modalRef is undefined. it can't set\n        // aria-hidden because the dom element doesn't exist either\n        // when modal was unmounted before modalRef gets null\n\n        if (nextTop.modalRef) {\n          ariaHidden(nextTop.modalRef, false);\n        }\n      }\n\n      return modalIndex;\n    }\n  }, {\n    key: \"isTopModal\",\n    value: function isTopModal(modal) {\n      return this.modals.length > 0 && this.modals[this.modals.length - 1] === modal;\n    }\n  }]);\n\n  return ModalManager;\n}();\n\nexport { ModalManager as default 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ariaHiddenSiblings(container, mountNode, currentNode) {\n  var nodesToExclude = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : [];\n  var show = arguments.length > 4 ? arguments[4] : undefined;\n  var blacklist = [mountNode, currentNode].concat(_toConsumableArray(nodesToExclude));\n  var blacklistTagNames = ['TEMPLATE', 'SCRIPT', 'STYLE'];\n  [].forEach.call(container.children, function (node) {\n    if (node.nodeType === 1 && blacklist.indexOf(node) === -1 && blacklistTagNames.indexOf(node.tagName) === -1) {\n      ariaHidden(node, show);\n    }\n  });\n}\n\nfunction findIndexOf(containerInfo, callback) {\n  var idx = -1;\n  containerInfo.some(function (item, index) {\n    if (callback(item)) {\n      idx = index;\n      return true;\n    }\n\n    return false;\n  });\n  return idx;\n}\n\nfunction handleContainer(containerInfo, props) {\n  var restoreStyle = [];\n  var restorePaddings = [];\n  var container = containerInfo.container;\n  var fixedNodes;\n\n  if (!props.disableScrollLock) {\n    if (isOverflowing(container)) {\n      // Compute the size before applying overflow hidden to avoid any scroll jumps.\n      var scrollbarSize = getScrollbarSize();\n      restoreStyle.push({\n        value: container.style.paddingRight,\n        key: 'padding-right',\n        el: container\n      }); // Use computed style, here to get the real padding to add our scrollbar width.\n\n      container.style['padding-right'] = \"\".concat(getPaddingRight(container) + scrollbarSize, \"px\"); // .mui-fixed is a global helper.\n\n      fixedNodes = ownerDocument(container).querySelectorAll('.mui-fixed');\n      [].forEach.call(fixedNodes, function (node) {\n        restorePaddings.push(node.style.paddingRight);\n        node.style.paddingRight = \"\".concat(getPaddingRight(node) + scrollbarSize, \"px\");\n      });\n    } // Improve Gatsby support\n    // https://css-tricks.com/snippets/css/force-vertical-scrollbar/\n\n\n    var parent = container.parentElement;\n    var scrollContainer = parent.nodeName === 'HTML' && window.getComputedStyle(parent)['overflow-y'] === 'scroll' ? parent : container; // Block the scroll even if no scrollbar is visible to account for mobile keyboard\n    // screensize shrink.\n\n    restoreStyle.push({\n      value: scrollContainer.style.overflow,\n      key: 'overflow',\n      el: scrollContainer\n    });\n    scrollContainer.style.overflow = 'hidden';\n  }\n\n  var restore = function restore() {\n    if (fixedNodes) {\n      [].forEach.call(fixedNodes, function (node, i) {\n        if (restorePaddings[i]) {\n          node.style.paddingRight = restorePaddings[i];\n        } else {\n          node.style.removeProperty('padding-right');\n        }\n      });\n    }\n\n    restoreStyle.forEach(function (_ref) {\n      var value = _ref.value,\n          el = _ref.el,\n          key = _ref.key;\n\n      if (value) {\n        el.style.setProperty(key, value);\n      } else {\n        el.style.removeProperty(key);\n      }\n    });\n  };\n\n  return restore;\n}\n\nfunction getHiddenSiblings(container) {\n  var hiddenSiblings = [];\n  [].forEach.call(container.children, function (node) {\n    if (node.getAttribute && node.getAttribute('aria-hidden') === 'true') {\n      hiddenSiblings.push(node);\n    }\n  });\n  return hiddenSiblings;\n}\n/**\n * @ignore - do not document.\n *\n * Proper state management for containers and the modals in those containers.\n * Simplified, but inspired by react-overlay's ModalManager class.\n * Used by the Modal to ensure proper styling of containers.\n */\n\n\nvar ModalManager = /*#__PURE__*/function () {\n  function ModalManager() {\n    _classCallCheck(this, ModalManager);\n\n    // this.modals[modalIndex] = modal\n    this.modals = []; // this.containers[containerIndex] = {\n    //   modals: [],\n    //   container,\n    //   restore: null,\n    // }\n\n    this.containers = [];\n  }\n\n  _createClass(ModalManager, [{\n    key: \"add\",\n    value: function add(modal, container) {\n      var modalIndex = this.modals.indexOf(modal);\n\n      if (modalIndex !== -1) {\n        return modalIndex;\n      }\n\n      modalIndex = this.modals.length;\n      this.modals.push(modal); // If the modal we are adding is already in the DOM.\n\n      if (modal.modalRef) {\n        ariaHidden(modal.modalRef, false);\n      }\n\n      var hiddenSiblingNodes = getHiddenSiblings(container);\n      ariaHiddenSiblings(container, modal.mountNode, modal.modalRef, hiddenSiblingNodes, true);\n      var containerIndex = findIndexOf(this.containers, function (item) {\n        return item.container === container;\n      });\n\n      if (containerIndex !== -1) {\n        this.containers[containerIndex].modals.push(modal);\n        return modalIndex;\n      }\n\n      this.containers.push({\n        modals: [modal],\n        container: container,\n        restore: null,\n        hiddenSiblingNodes: hiddenSiblingNodes\n      });\n      return modalIndex;\n    }\n  }, {\n    key: \"mount\",\n    value: function mount(modal, props) {\n      var containerIndex = findIndexOf(this.containers, function (item) {\n        return item.modals.indexOf(modal) !== -1;\n      });\n      var containerInfo = this.containers[containerIndex];\n\n      if (!containerInfo.restore) {\n        containerInfo.restore = handleContainer(containerInfo, props);\n      }\n    }\n  }, {\n    key: \"remove\",\n    value: function remove(modal) {\n      var modalIndex = this.modals.indexOf(modal);\n\n      if (modalIndex === -1) {\n        return modalIndex;\n      }\n\n      var containerIndex = findIndexOf(this.containers, function (item) {\n        return item.modals.indexOf(modal) !== -1;\n      });\n      var containerInfo = this.containers[containerIndex];\n      containerInfo.modals.splice(containerInfo.modals.indexOf(modal), 1);\n      this.modals.splice(modalIndex, 1); // If that was the last modal in a container, clean up the container.\n\n      if (containerInfo.modals.length === 0) {\n        // The modal might be closed before it had the chance to be mounted in the DOM.\n        if (containerInfo.restore) {\n          containerInfo.restore();\n        }\n\n        if (modal.modalRef) {\n          // In case the modal wasn't in the DOM yet.\n          ariaHidden(modal.modalRef, true);\n        }\n\n        ariaHiddenSiblings(containerInfo.container, modal.mountNode, modal.modalRef, containerInfo.hiddenSiblingNodes, false);\n        this.containers.splice(containerIndex, 1);\n      } else {\n        // Otherwise make sure the next top modal is visible to a screen reader.\n        var nextTop = containerInfo.modals[containerInfo.modals.length - 1]; // as soon as a modal is adding its modalRef is undefined. it can't set\n        // aria-hidden because the dom element doesn't exist either\n        // when modal was unmounted before modalRef gets null\n\n        if (nextTop.modalRef) {\n          ariaHidden(nextTop.modalRef, false);\n        }\n      }\n\n      return modalIndex;\n    }\n  }, {\n    key: \"isTopModal\",\n    value: function isTopModal(modal) {\n      return this.modals.length > 0 && this.modals[this.modals.length - 1] === modal;\n    }\n  }]);\n\n  return ModalManager;\n}();\n\nexport { ModalManager as default };"]},"metadata":{},"sourceType":"module"}