beta-parity-react/ui/ContentNavigation/index.js

Beta Parity React Components

"use strict";"use client";function _typeof(o){"@babel/helpers - typeof";return _typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(o){return typeof o}:function(o){return o&&"function"==typeof Symbol&&o.constructor===Symbol&&o!==Symbol.prototype?"symbol":typeof o},_typeof(o)}Object.defineProperty(exports,"__esModule",{value:true});exports.ContentNavigation=void 0;var _react=_interopRequireWildcard(require("react"));var _classnames=_interopRequireDefault(require("classnames"));require("./index.css");require("./variables.css");var _jsxRuntime=require("react/jsx-runtime");var _excluded=["target","spaceToTop","className","color","skeleton","exclude"];function _interopRequireDefault(obj){return obj&&obj.__esModule?obj:{"default":obj}}function _getRequireWildcardCache(e){if("function"!=typeof WeakMap)return null;var r=new WeakMap,t=new WeakMap;return(_getRequireWildcardCache=function _getRequireWildcardCache(e){return e?t:r})(e)}function _interopRequireWildcard(e,r){if(!r&&e&&e.__esModule)return e;if(null===e||"object"!=_typeof(e)&&"function"!=typeof e)return{"default":e};var t=_getRequireWildcardCache(r);if(t&&t.has(e))return t.get(e);var n={__proto__:null},a=Object.defineProperty&&Object.getOwnPropertyDescriptor;for(var u in e)if("default"!==u&&{}.hasOwnProperty.call(e,u)){var i=a?Object.getOwnPropertyDescriptor(e,u):null;i&&(i.get||i.set)?Object.defineProperty(n,u,i):n[u]=e[u]}return n["default"]=e,t&&t.set(e,n),n}function ownKeys(e,r){var t=Object.keys(e);if(Object.getOwnPropertySymbols){var o=Object.getOwnPropertySymbols(e);r&&(o=o.filter(function(r){return Object.getOwnPropertyDescriptor(e,r).enumerable})),t.push.apply(t,o)}return t}function _objectSpread(e){for(var r=1;r<arguments.length;r++){var t=null!=arguments[r]?arguments[r]:{};r%2?ownKeys(Object(t),!0).forEach(function(r){_defineProperty(e,r,t[r])}):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(t)):ownKeys(Object(t)).forEach(function(r){Object.defineProperty(e,r,Object.getOwnPropertyDescriptor(t,r))})}return e}function _defineProperty(obj,key,value){key=_toPropertyKey(key);if(key in obj){Object.defineProperty(obj,key,{value:value,enumerable:true,configurable:true,writable:true})}else{obj[key]=value}return obj}function _toPropertyKey(t){var i=_toPrimitive(t,"string");return"symbol"==_typeof(i)?i:i+""}function _toPrimitive(t,r){if("object"!=_typeof(t)||!t)return t;var e=t[Symbol.toPrimitive];if(void 0!==e){var i=e.call(t,r||"default");if("object"!=_typeof(i))return i;throw new TypeError("@@toPrimitive must return a primitive value.")}return("string"===r?String:Number)(t)}function _slicedToArray(arr,i){return _arrayWithHoles(arr)||_iterableToArrayLimit(arr,i)||_unsupportedIterableToArray(arr,i)||_nonIterableRest()}function _nonIterableRest(){throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}function _unsupportedIterableToArray(o,minLen){if(!o)return;if(typeof o==="string")return _arrayLikeToArray(o,minLen);var n=Object.prototype.toString.call(o).slice(8,-1);if(n==="Object"&&o.constructor)n=o.constructor.name;if(n==="Map"||n==="Set")return Array.from(o);if(n==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n))return _arrayLikeToArray(o,minLen)}function _arrayLikeToArray(arr,len){if(len==null||len>arr.length)len=arr.length;for(var i=0,arr2=new Array(len);i<len;i++)arr2[i]=arr[i];return arr2}function _iterableToArrayLimit(r,l){var t=null==r?null:"undefined"!=typeof Symbol&&r[Symbol.iterator]||r["@@iterator"];if(null!=t){var e,n,i,u,a=[],f=!0,o=!1;try{if(i=(t=t.call(r)).next,0===l){if(Object(t)!==t)return;f=!1}else for(;!(f=(e=i.call(t)).done)&&(a.push(e.value),a.length!==l);f=!0);}catch(r){o=!0,n=r}finally{try{if(!f&&null!=t["return"]&&(u=t["return"](),Object(u)!==u))return}finally{if(o)throw n}}return a}}function _arrayWithHoles(arr){if(Array.isArray(arr))return arr}function _objectWithoutProperties(source,excluded){if(source==null)return{};var target=_objectWithoutPropertiesLoose(source,excluded);var key,i;if(Object.getOwnPropertySymbols){var sourceSymbolKeys=Object.getOwnPropertySymbols(source);for(i=0;i<sourceSymbolKeys.length;i++){key=sourceSymbolKeys[i];if(excluded.indexOf(key)>=0)continue;if(!Object.prototype.propertyIsEnumerable.call(source,key))continue;target[key]=source[key]}}return target}function _objectWithoutPropertiesLoose(source,excluded){if(source==null)return{};var target={};for(var key in source){if(Object.prototype.hasOwnProperty.call(source,key)){if(excluded.indexOf(key)>=0)continue;target[key]=source[key]}}return target}var ContentNavigation=exports.ContentNavigation=function ContentNavigation(_ref){var _ref$target=_ref.target,target=_ref$target===void 0?"main":_ref$target,_ref$spaceToTop=_ref.spaceToTop,spaceToTop=_ref$spaceToTop===void 0?0:_ref$spaceToTop,className=_ref.className,_ref$color=_ref.color,color=_ref$color===void 0?"neutral":_ref$color,skeleton=_ref.skeleton,exclude=_ref.exclude,props=_objectWithoutProperties(_ref,_excluded);var _useState=(0,_react.useState)([]),_useState2=_slicedToArray(_useState,2),anchors=_useState2[0],setAnchors=_useState2[1];var _useState3=(0,_react.useState)(null),_useState4=_slicedToArray(_useState3,2),activeAnchor=_useState4[0],setActiveAnchor=_useState4[1];var _useState5=(0,_react.useState)(false),_useState6=_slicedToArray(_useState5,2),scrollable=_useState6[0],setScrollable=_useState6[1];var _useState7=(0,_react.useState)(true),_useState8=_slicedToArray(_useState7,2),loading=_useState8[0],setLoading=_useState8[1];var observerRef=(0,_react.useRef)(null);var mainRef=(0,_react.useRef)(null);(0,_react.useEffect)(function(){var mainElement=typeof target==="string"?document.querySelector(target):target;if(!mainElement){setLoading(false);return}mainRef.current=mainElement;var anchorElements=Array.from(mainElement.querySelectorAll("h2, h3"));if(exclude){var excludeSelectors=Array.isArray(exclude)?exclude:[exclude];anchorElements=anchorElements.filter(function(anchor){return!excludeSelectors.some(function(sel){var parent=anchor.parentElement;while(parent&&parent!==mainElement){if(parent.matches(sel))return true;parent=parent.parentElement}return false})})}setAnchors(anchorElements);setScrollable(mainElement.clientHeight<mainElement.scrollHeight);var observer=new IntersectionObserver(function(entries){entries.forEach(function(entry){if(entry.isIntersecting){setActiveAnchor(entry.target.getAttribute("data-specified-anchor")||null)}})},{root:mainElement.clientHeight<mainElement.scrollHeight?mainElement:null,rootMargin:"0px 0px ".concat(-90+spaceToTop/window.innerHeight*100,"% 0px"),threshold:0});observerRef.current=observer;var usedAnchors=new Set;anchorElements.forEach(function(anchor){var _anchor$textContent;var baseAnchor=anchor.getAttribute("data-specified-anchor")||"anchor-".concat((_anchor$textContent=anchor.textContent)===null||_anchor$textContent===void 0?void 0:_anchor$textContent.toLowerCase().replace(/\s+/g,"-"));var specifiedAnchor=baseAnchor;var counter=0;while(usedAnchors.has(specifiedAnchor)){counter++;specifiedAnchor="".concat(baseAnchor,"-").concat(counter)}usedAnchors.add(specifiedAnchor);anchor.setAttribute("data-specified-anchor",specifiedAnchor);observer.observe(anchor)});setLoading(false);return function(){observer.disconnect()}},[target,spaceToTop,exclude]);var handleNavItemClick=function handleNavItemClick(anchor){var rect=anchor.getBoundingClientRect();var mainElement=mainRef.current;if(mainElement&&scrollable){var mainRect=mainElement.getBoundingClientRect();var topSpace=rect.top-mainRect.top+mainElement.scrollTop-spaceToTop;mainElement.scrollTo({top:topSpace,behavior:"smooth"})}else{var _topSpace=rect.top+window.scrollY-spaceToTop;window.scrollTo({top:_topSpace,behavior:"smooth"})}};if(loading)return(0,_jsxRuntime.jsx)(_jsxRuntime.Fragment,{children:skeleton});return(0,_jsxRuntime.jsx)("nav",_objectSpread(_objectSpread({className:(0,_classnames["default"])("content-navigation",className,color),"aria-label":"Content Navigation"},props),{},{children:(0,_jsxRuntime.jsx)("ul",{className:"content-navigation-list",children:anchors.map(function(anchor){var specifiedAnchor=anchor.getAttribute("data-specified-anchor");var isActive=activeAnchor===specifiedAnchor;return(0,_jsxRuntime.jsx)("li",{children:(0,_jsxRuntime.jsx)("button",{className:(0,_classnames["default"])("content-navigation-item",{"content-navigation-item-active":isActive,"content-navigation-item-heading":anchor.tagName==="H2"}),onClick:function onClick(){return handleNavItemClick(anchor)},"aria-label":specifiedAnchor,children:(0,_jsxRuntime.jsx)("span",{className:"content-navigation-item-text",children:anchor.textContent})})},specifiedAnchor)})})}))};