/**
 * 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.
 *
 */

import{$getNodeByKey as e,$isLineBreakNode as t,$isTextNode as n,$getSelection as o,$isRangeSelection as s,$isElementNode as i,$isDecoratorNode as l,createEditor as r,$getWritableNodeState as c,$getRoot as f,$isRootNode as a,$getNodeByKeyOrThrow as u,removeFromParent as d,$addUpdateTag as h,SKIP_SCROLL_INTO_VIEW_TAG as _,$createParagraphNode as p,HISTORIC_TAG as g,COLLABORATION_TAG as y,createCommand as x}from"lexical";import{XmlText as m,Map as k,XmlElement as b,Doc as C,createAbsolutePositionFromRelativePosition as N,createRelativePositionFromTypeIndex as v,compareRelativePositions as w,YMapEvent as S,YTextEvent as T,YXmlEvent as P,UndoManager as F}from"yjs";import{$createChildrenArray as O}from"@lexical/offset";import{createDOMRange as E,createRectsFromDOMRange as M}from"@lexical/selection";function L(e,...t){const n=new URL("https://lexical.dev/docs/error"),o=new URLSearchParams;o.append("code",e);for(const e of t)o.append("v",e);throw n.search=o.toString(),Error(`Minified Lexical 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t=ce(n,e),c=ce(o,e);null!==t&&null!==c&&([s,i]=xe(t.type,t.index),[l,r]=xe(c.type,c.index))}return{anchorCollabNode:s,anchorOffset:i,focusCollabNode:l,focusOffset:r}}function ge(e,t){const n=t.awareness.getLocalState();if(null===n)return;const{anchorCollabNode:i,anchorOffset:l,focusCollabNode:r,focusOffset:c}=pe(e,n);if(null!==i&&null!==r){const e=i.getKey(),t=r.getKey(),n=o();if(!s(n))return;ye(n.anchor,e,l),ye(n.focus,t,c)}}function ye(t,o,s){if(t.key!==o||t.offset!==s){let l=e(o);if(null!==l&&!i(l)&&!n(l)){const e=l.getParentOrThrow();o=e.getKey(),s=l.getIndexWithinParent(),l=e}t.set(o,s,i(l)?"element":"text")}}function xe(e,t){const n=e._collabNode;if(void 0===n)return[null,0];if(n instanceof se){const{node:e,offset:o}=Z(n,t,!0);return null===e?[n,0]:[e,o]}return[null,0]}function me(e,t){return t.awareness.getStates()}function ke(e,t,n){const{getAwarenessStates:o=me}=n??{},s=Array.from(o(e,t)),i=e.clientID,l=e.cursors,r=e.editor._editorState._nodeMap,c=new Set;for(let t=0;t<s.length;t++){const n=s[t],[o,f]=n;if(o!==i){c.add(o);const{name:t,color:n,focusing:s}=f;let i=null,a=l.get(o);if(void 0===a&&(a=ae(t,n),l.set(o,a)),s){const{anchorCollabNode:t,anchorOffset:n,focusCollabNode:o,focusOffset:s}=pe(e,f);if(null!==t&&null!==o){const e=t.getKey(),l=o.getKey();if(i=a.selection,null===i)i=he(a,e,n,l,s);else{const t=i.anchor,o=i.focus;t.key=e,t.offset=n,o.key=l,o.offset=s}}}_e(e,a,i,r)}}const f=Array.from(l.keys());for(let t=0;t<f.length;t++){const n=f[t];if(!c.has(n)){const t=l.get(n);void 0!==t&&(de(e,t),l.delete(n))}}}function be(e,t,n,o){const i=t.awareness,l=i.getLocalState();if(null===l)return;const{anchorPos:r,focusPos:c,name:f,color:a,focusing:u,awarenessData:d}=l;let h=null,_=null;(null!==o&&(null===r||o.is(n))||null!==n)&&(s(o)&&(h=re(o.anchor,e),_=re(o.focus,e)),(fe(r,h)||fe(c,_))&&i.setLocalState({...l,anchorPos:h,awarenessData:d,color:a,focusPos:_,focusing:u,name:f}))}function Ce(e,t){if(t instanceof S&&function(e,t){const{target:n}=t;if(!n._item||"__state"!==n._item.parentSub||void 0!==U(n)||!(n.parent instanceof m||n.parent instanceof b||n.parent instanceof k))return!1;const o=B(e,n.parent).getNode();if(o){const e=c(o.getWritable());for(const o of t.keysChanged)e.updateFromUnknown(o,n.get(o))}return!0}(e,t))return;const{target:n}=t,o=B(e,n);if(o instanceof se&&t instanceof T){const{keysChanged:n,childListChanged:s,delta:i}=t;n.size>0&&o.syncPropertiesFromYjs(e,n),s&&(o.applyChildrenYjsDelta(e,i),o.syncChildrenFromYjs(e))}else if(o instanceof A&&t instanceof S){const{keysChanged:n}=t;n.size>0&&o.syncPropertiesAndTextFromYjs(e,n)}else if(o instanceof ne&&t instanceof P){const{attributesChanged:n}=t;n.size>0&&o.syncPropertiesFromYjs(e,n)}else L(82)}function Ne(e,t,n,i,l=ke){const r=e.editor,c=r._editorState;n.forEach((e=>e.delta)),r.update((()=>{for(let t=0;t<n.length;t++){const o=n[t];Ce(e,o)}const l=o();if(s(l))if(ee(l)){const n=c._selection;if(s(n)&&(ge(e,t),ee(l))){te(l.anchor.key,c)}be(e,t,n,o())}else ge(e,t);i||h(_)}),{onUpdate:()=>{l(e,t),r.update((()=>{0===f().getChildrenSize()&&f().append(p())}))},skipTransforms:!0,tag:i?g:y})}function ve(t,s,i,l,r,c,a,u){!function(e,t){e.doc.transact(t,e)}(t,(()=>{l.read((()=>{if(u.has(y)||u.has(g))return void(a.size>0&&function(t,o){const s=Array.from(o),i=t.collabNodeMap,l=[],r=[];for(let t=0;t<s.length;t++){const o=s[t],c=e(o),f=i.get(o);if(f instanceof A)if(n(c))l.push([f,c.__text]);else{const e=f.getOffset();if(-1===e)continue;const t=f._parent;f._normalized=!0,t._xmlText.delete(e,1),r.push(f)}}for(let e=0;e<r.length;e++){const t=r[e],n=t.getKey();i.delete(n);const o=t._parent._children,s=o.indexOf(t);o.splice(s,1)}for(let e=0;e<l.length;e++){const[t,n]=l[e];t._text=n}}(t,a));if(r.has("root")){const e=i._nodeMap,n=f(),o=t.root;o.syncPropertiesFromLexical(t,n,e),o.syncChildrenFromLexical(t,n,e,r,c)}const l=o(),d=i._selection;be(t,s,d,l)}))}))}const we=x("CONNECTED_COMMAND"),Se=x("TOGGLE_CONNECT_COMMAND");function Te(e,t){return new F(t,{trackedOrigins:new Set([e,null])})}function Pe(e,t,n,o,s){e.awareness.setLocalState({anchorPos:null,awarenessData:s,color:n,focusPos:null,focusing:o,name:t})}function Fe(e,t,n,o,s){const{awareness:i}=e;let l=i.getLocalState();null===l&&(l={anchorPos:null,awarenessData:s,color:n,focusPos:null,focusing:o,name:t}),l.focusing=o,i.setLocalState(l)}export{we as CONNECTED_COMMAND,Se as TOGGLE_CONNECT_COMMAND,le as createBinding,Te as createUndoManager,pe as getAnchorAndFocusCollabNodesForUserState,Pe as initLocalState,Fe as setLocalStateFocus,ke as syncCursorPositions,ve as syncLexicalUpdateToYjs,Ne as syncYjsChangesToLexical};