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@lexical/react

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This package provides Lexical components and hooks for React applications.

github.com/facebook/lexical

facebook/lexical

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/** * Copyright (c) Meta Platforms, Inc. and affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. * */ "use strict";var e=require("@lexical/react/LexicalComposerContext"),t=require("lexical"),n=require("react"),o=require("@lexical/utils"),l=require("react/jsx-runtime");const r="startTransition";const i="undefined"!=typeof window&&void 0!==window.document&&void 0!==window.document.createElement,u=i?n.useLayoutEffect:n.useEffect;const s=e=>{const t=document.getElementById("typeahead-menu");if(!t)return;const n=t.getBoundingClientRect();n.top+n.height>window.innerHeight&&t.scrollIntoView({block:"center"}),n.top<0&&t.scrollIntoView({block:"center"}),e.scrollIntoView({block:"nearest"})};function c(e,t){const n=e.getBoundingClientRect(),o=t.getBoundingClientRect();return n.top>=o.top-6&&n.top<=o.bottom+6}function a(t,o,l,r){const[i]=e.useLexicalComposerContext();n.useEffect(()=>{if(null!=o&&null!=t){const e=i.getRootElement(),t=null!=e?function(e){let t=getComputedStyle(e);const n="absolute"===t.position,o=/(auto|scroll)/;if("fixed"===t.position)return document.body;for(let l=e;l=l.parentElement;)if(t=getComputedStyle(l),(!n||"static"!==t.position)&&o.test(t.overflow+t.overflowY+t.overflowX))return l;return document.body}(e):document.body;let n=!1,u=c(o,t);const s=function(){n||(window.requestAnimationFrame(function(){l(),n=!1}),n=!0);const e=c(o,t);e!==u&&(u=e,null!=r&&r(e))},a=new ResizeObserver(l);return window.addEventListener("resize",l),document.addEventListener("scroll",s,{capture:!0,passive:!0}),a.observe(o),()=>{a.unobserve(o),window.removeEventListener("resize",l),document.removeEventListener("scroll",s,!0)}}},[o,i,r,l,t])}const d=t.createCommand("SCROLL_TYPEAHEAD_OPTION_INTO_VIEW_COMMAND");function m({close:e,editor:l,anchorElementRef:r,resolution:i,options:c,menuRenderFn:a,onSelectOption:m,shouldSplitNodeWithQuery:f=!1,commandPriority:p=t.COMMAND_PRIORITY_LOW,preselectFirstItem:g=!0}){const[h,C]=n.useState(null),E=null!==h?Math.min(c.length-1,h):null,y=i.match&&i.match.matchingString;n.useEffect(()=>{g&&C(0)},[y,g]);const b=n.useCallback(n=>{l.update(()=>{const o=null!=i.match&&f?function(e){const n=t.$getSelection();if(!t.$isRangeSelection(n)||!n.isCollapsed())return null;const o=n.anchor;if("text"!==o.type)return null;const l=o.getNode();if(!l.isSimpleText())return null;const r=o.offset,i=l.getTextContent().slice(0,r),u=e.replaceableString.length,s=r-function(e,t,n){let o=n;for(let n=o;n<=t.length;n++)e.slice(-n)===t.substring(0,n)&&(o=n);return o}(i,e.matchingString,u);if(s<0)return null;let c;return 0===s?[c]=l.splitText(r):[,c]=l.splitText(s,r),c}(i.match):null;m(n,o,e,i.match?i.match.matchingString:"")})},[l,f,i.match,m,e]),R=n.useCallback(e=>{const t=l.getRootElement();null!==t&&(t.setAttribute("aria-activedescendant","typeahead-item-"+e),C(e))},[l]);n.useEffect(()=>()=>{const e=l.getRootElement();null!==e&&e.removeAttribute("aria-activedescendant")},[l]),u(()=>{null===c?C(null):null===E&&g&&R(0)},[c,E,R,g]),n.useEffect(()=>o.mergeRegister(l.registerCommand(d,({option:e})=>!(!e.ref||null==e.ref.current)&&(s(e.ref.current),!0),p)),[l,R,p]),n.useEffect(()=>o.mergeRegister(l.registerCommand(t.KEY_ARROW_DOWN_COMMAND,e=>{const t=e;if(null!==c&&c.length){const e=null===E?0:E!==c.length-1?E+1:0;R(e);const n=c[e];if(!n)return R(-1),t.preventDefault(),t.stopImmediatePropagation(),!0;n.ref&&n.ref.current&&l.dispatchCommand(d,{index:e,option:n}),t.preventDefault(),t.stopImmediatePropagation()}return!0},p),l.registerCommand(t.KEY_ARROW_UP_COMMAND,e=>{const t=e;if(null!==c&&c.length){const e=null===E?c.length-1:0!==E?E-1:c.length-1;R(e);const n=c[e];if(!n)return R(-1),t.preventDefault(),t.stopImmediatePropagation(),!0;n.ref&&n.ref.current&&s(n.ref.current),t.preventDefault(),t.stopImmediatePropagation()}return!0},p),l.registerCommand(t.KEY_ESCAPE_COMMAND,t=>{const n=t;return n.preventDefault(),n.stopImmediatePropagation(),e(),!0},p),l.registerCommand(t.KEY_TAB_COMMAND,e=>{const t=e;return null!==c&&null!==E&&null!=c[E]&&(t.preventDefault(),t.stopImmediatePropagation(),b(c[E]),!0)},p),l.registerCommand(t.KEY_ENTER_COMMAND,e=>null!==c&&null!==E&&null!=c[E]&&(null!==e&&(e.preventDefault(),e.stopImmediatePropagation()),b(c[E]),!0),p)),[b,e,l,c,E,R,p]);return a(r,n.useMemo(()=>({options:c,selectOptionAndCleanUp:b,selectedIndex:E,setHighlightedIndex:C}),[b,E,c]),i.match?i.match.matchingString:"")}function f(e,t){null!=t&&(e.className=t),e.setAttribute("aria-label","Typeahead menu"),e.setAttribute("role","listbox"),e.style.display="block",e.style.position="absolute"}exports.LexicalNodeMenuPlugin=function({options:o,nodeKey:u,onClose:s,onOpen:c,onSelectOption:d,menuRenderFn:p,anchorClassName:g,commandPriority:h=t.COMMAND_PRIORITY_LOW,parent:C}){const[E]=e.useLexicalComposerContext(),[y,b]=n.useState(null),R=function(t,o,l,r=(i?document.body:void 0),u=!0){const[s]=e.useLexicalComposerContext(),c=i?document.createElement("div"):null,d=n.useRef(c),m=n.useCallback(()=>{if(null===d.current||void 0===r)return;d.current.style.top=d.current.style.bottom;const e=s.getRootElement(),n=d.current,o=n.firstChild;if(null!==e&&null!==t){const{left:i,top:s,width:c,height:a}=t.getRect(),m=d.current.offsetHeight;if(n.style.top=`${s+m+3+(u?window.pageYOffset:0)}px`,n.style.left=`${i+window.pageXOffset}px`,n.style.height=`${a}px`,n.style.width=`${c}px`,null!==o){o.style.top=`${s}`;const t=o.getBoundingClientRect(),l=t.height,r=t.width,c=e.getBoundingClientRect();i+r>c.right&&(n.style.left=`${c.right-r+window.pageXOffset}px`),(s+l>window.innerHeight||s+l>c.bottom)&&s-c.top>l+a&&(n.style.top=`${s-l-a+(u?window.pageYOffset:0)}px`)}n.isConnected||(f(n,l),r.append(n)),n.setAttribute("id","typeahead-menu"),e.setAttribute("aria-controls","typeahead-menu")}},[s,t,u,l,r]);n.useEffect(()=>{const e=s.getRootElement();return null!==t&&m(),()=>{null!==e&&e.removeAttribute("aria-controls");const t=d.current;null!==t&&t.isConnected&&(t.remove(),t.removeAttribute("id"))}},[s,m,t]);const p=n.useCallback(e=>{null!==t&&(e||o(null))},[t,o]);return a(t,d.current,m,p),null!=c&&c===d.current&&(f(c,l),null!=r&&r.append(c)),d}(y,b,g,C),w=n.useCallback(()=>{b(null),null!=s&&null!==y&&s()},[s,y]),v=n.useCallback(e=>{b(e),null!=c&&null===y&&c(e)},[c,y]),x=n.useCallback(()=>{u?E.update(()=>{const e=t.$getNodeByKey(u),o=E.getElementByKey(u);var l;null!=e&&null!=o&&null==y&&(l=()=>v({getRect:()=>o.getBoundingClientRect()}),r in n?n[r](l):l())}):null==u&&null!=y&&w()},[w,E,u,v,y]);return n.useEffect(()=>{x()},[x,u]),n.useEffect(()=>{if(null!=u)return E.registerUpdateListener(({dirtyElements:e})=>{e.get(u)&&x()})},[E,x,u]),null===R.current||null===y||null===E?null:l.jsx(m,{close:w,resolution:y,editor:E,anchorElementRef:R,options:o,menuRenderFn:p,onSelectOption:d,commandPriority:h})},exports.MenuOption=class{key;ref;constructor(e){this.key=e,this.ref={current:null},this.setRefElement=this.setRefElement.bind(this)}setRefElement(e){this.ref={current:e}}};