@wangeditor-next/yjs-for-react/dist/index.mjs.map

React specific components/utils for wangeditor-next-yjs.

{"version":3,"file":"index.mjs","sources":["../src/hooks/use-editor-static.tsx","../src/utils/getCursorRange.ts","../src/utils/getOverlayPosition.ts","../src/utils/react-editor-to-dom-range-safe.ts","../src/hooks/useRemoteCursorEditor.ts","../../../node_modules/.pnpm/use-sync-external-store@1.6.0_react@17.0.2/node_modules/use-sync-external-store/shim/index.js","../../../node_modules/.pnpm/use-sync-external-store@1.6.0_react@17.0.2/node_modules/use-sync-external-store/cjs/use-sync-external-store-shim.production.js","../../../node_modules/.pnpm/use-sync-external-store@1.6.0_react@17.0.2/node_modules/use-sync-external-store/shim/with-selector.js","../../../node_modules/.pnpm/use-sync-external-store@1.6.0_react@17.0.2/node_modules/use-sync-external-store/cjs/use-sync-external-store-shim/with-selector.production.js","../src/hooks/useRemoteCursorStateStore.ts","../src/hooks/useRemoteCursorStates.ts","../src/hooks/useRemoteCursorOverlayPositions.tsx","../src/hooks/utils.ts"],"sourcesContent":["import type { IDomEditor } from '@wangeditor-next/editor'\nimport { createContext, useContext } from 'react'\n\nexport const EditorContext = createContext<IDomEditor | null>(null)\n\nexport const useEditorStatic = (): IDomEditor | null => {\n  const editor = useContext(EditorContext)\n\n  if (!editor) {\n    // throw new Error(\n    //   `The \\`useEditorStatic\\` hook must be used inside the <EditorContext> component's context.`\n    // )\n    console.warn(\n      \"The `useEditorStatic` hook must be used inside the <EditorContext> component's context.\",\n    )\n  }\n\n  return editor\n}\n","import { CursorEditor, CursorState, relativeRangeToSlateRange } from '@wangeditor-next/yjs'\nimport { BaseRange, Descendant, Range } from 'slate'\n\nconst CHILDREN_TO_CURSOR_STATE_TO_RANGE: WeakMap<\n  Descendant[],\n  WeakMap<CursorState, Range | null>\n> = new WeakMap()\n\nexport function getCursorRange<\n  TCursorData extends Record<string, unknown> = Record<string, unknown>,\n>(editor: CursorEditor<TCursorData>, cursorState: CursorState<TCursorData>): BaseRange | null {\n  if (!cursorState.relativeSelection) {\n    return null\n  }\n\n  let cursorStates = CHILDREN_TO_CURSOR_STATE_TO_RANGE.get(editor.children)\n\n  if (!cursorStates) {\n    cursorStates = new WeakMap()\n    CHILDREN_TO_CURSOR_STATE_TO_RANGE.set(editor.children, cursorStates)\n  }\n\n  let range = cursorStates.get(cursorState)\n\n  if (range === undefined) {\n    try {\n      range = relativeRangeToSlateRange(editor.sharedRoot, editor, cursorState.relativeSelection)\n\n      cursorStates.set(cursorState, range)\n    } catch (e) {\n      return null\n    }\n  }\n\n  return range\n}\n","import type { IDomEditor } from '@wangeditor-next/editor'\nimport { DomEditor } from '@wangeditor-next/editor'\nimport {\n  BaseRange, Editor, Path, Range, Text,\n} from 'slate'\n\nimport { reactEditorToDomRangeSafe } from './react-editor-to-dom-range-safe'\n\nexport type SelectionRect = {\n  width: number\n  height: number\n  top: number\n  left: number\n}\n\nexport type CaretPosition = {\n  height: number\n  top: number\n  left: number\n}\n\nexport type OverlayPosition = {\n  caretPosition: CaretPosition | null\n  selectionRects: SelectionRect[]\n}\n\nexport type GetSelectionRectsOptions = {\n  xOffset: number\n  yOffset: number\n  shouldGenerateOverlay?: (node: Text, path: Path) => boolean\n}\n\nexport function getOverlayPosition(\n  editor: IDomEditor,\n  range: BaseRange,\n  { yOffset, xOffset, shouldGenerateOverlay }: GetSelectionRectsOptions,\n): OverlayPosition {\n  const [start, end] = Range.edges(range)\n  const domRange = reactEditorToDomRangeSafe(editor, range)\n\n  if (!domRange) {\n    return {\n      caretPosition: null,\n      selectionRects: [],\n    }\n  }\n\n  const selectionRects: SelectionRect[] = []\n  const nodeIterator = Editor.nodes(editor, {\n    at: range,\n    match: (n, p) => Text.isText(n) && (!shouldGenerateOverlay || shouldGenerateOverlay(n, p)),\n  })\n\n  let caretPosition: CaretPosition | null = null\n  const isBackward = Range.isBackward(range)\n\n  for (const [node, path] of nodeIterator) {\n    const domNode = DomEditor.toDOMNode(editor, node)\n\n    const isStartNode = Path.equals(path, start.path)\n    const isEndNode = Path.equals(path, end.path)\n\n    let clientRects: DOMRectList | null = null\n\n    if (isStartNode || isEndNode) {\n      const nodeRange = document.createRange()\n\n      nodeRange.selectNode(domNode)\n\n      if (isStartNode) {\n        nodeRange.setStart(domRange.startContainer, domRange.startOffset)\n      }\n      if (isEndNode) {\n        nodeRange.setEnd(domRange.endContainer, domRange.endOffset)\n      }\n\n      clientRects = nodeRange.getClientRects()\n    } else {\n      clientRects = domNode.getClientRects()\n    }\n\n    const isCaret = isBackward ? isStartNode : isEndNode\n\n    for (let i = 0; i < clientRects.length; i += 1) {\n      const clientRect = clientRects.item(i)\n\n      if (!clientRect) {\n        continue\n      }\n\n      const isCaretRect = isCaret && (isBackward ? i === 0 : i === clientRects.length - 1)\n\n      const top = clientRect.top - yOffset\n      const left = clientRect.left - xOffset\n\n      if (isCaretRect) {\n        caretPosition = {\n          height: clientRect.height,\n          top,\n          left: left + (isBackward || Range.isCollapsed(range) ? 0 : clientRect.width),\n        }\n      }\n\n      selectionRects.push({\n        width: clientRect.width,\n        height: clientRect.height,\n        top,\n        left,\n      })\n    }\n  }\n\n  return {\n    selectionRects,\n    caretPosition,\n  }\n}\n","import type { IDomEditor } from '@wangeditor-next/editor'\nimport { DomEditor } from '@wangeditor-next/editor'\nimport { BaseRange } from 'slate'\n\nexport function reactEditorToDomRangeSafe(editor: IDomEditor, range: BaseRange): Range | null {\n  try {\n    return DomEditor.toDOMRange(editor, range)\n  } catch (e) {\n    return null\n  }\n}\n","import type { IDomEditor } from '@wangeditor-next/editor'\nimport { CursorEditor } from '@wangeditor-next/yjs'\n\nimport { useEditorStatic } from './use-editor-static'\n\nexport function useRemoteCursorEditor<\n  TCursorData extends Record<string, unknown> = Record<string, unknown>,\n>(): CursorEditor<TCursorData> & IDomEditor {\n  const editor = useEditorStatic()\n\n  if (!CursorEditor.isCursorEditor(editor)) {\n    console.warn('Cannot use useSyncExternalStore outside the context of a RemoteCursorEditor')\n  }\n\n  return editor as CursorEditor & IDomEditor\n}\n","'use strict';\n\nif (process.env.NODE_ENV === 'production') {\n  module.exports = require('../cjs/use-sync-external-store-shim.production.js');\n} else {\n  module.exports = require('../cjs/use-sync-external-store-shim.development.js');\n}\n","/**\n * @license React\n * use-sync-external-store-shim.production.js\n *\n * Copyright (c) Meta Platforms, Inc. and affiliates.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n */\n\n\"use strict\";\nvar React = require(\"react\");\nfunction is(x, y) {\n  return (x === y && (0 !== x || 1 / x === 1 / y)) || (x !== x && y !== y);\n}\nvar objectIs = \"function\" === typeof Object.is ? Object.is : is,\n  useState = React.useState,\n  useEffect = React.useEffect,\n  useLayoutEffect = React.useLayoutEffect,\n  useDebugValue = React.useDebugValue;\nfunction useSyncExternalStore$2(subscribe, getSnapshot) {\n  var value = getSnapshot(),\n    _useState = useState({ inst: { value: value, getSnapshot: getSnapshot } }),\n    inst = _useState[0].inst,\n    forceUpdate = _useState[1];\n  useLayoutEffect(\n    function () {\n      inst.value = value;\n      inst.getSnapshot = getSnapshot;\n      checkIfSnapshotChanged(inst) && forceUpdate({ inst: inst });\n    },\n    [subscribe, value, getSnapshot]\n  );\n  useEffect(\n    function () {\n      checkIfSnapshotChanged(inst) && forceUpdate({ inst: inst });\n      return subscribe(function () {\n        checkIfSnapshotChanged(inst) && forceUpdate({ inst: inst });\n      });\n    },\n    [subscribe]\n  );\n  useDebugValue(value);\n  return value;\n}\nfunction checkIfSnapshotChanged(inst) {\n  var latestGetSnapshot = inst.getSnapshot;\n  inst = inst.value;\n  try {\n    var nextValue = latestGetSnapshot();\n    return !objectIs(inst, nextValue);\n  } catch (error) {\n    return !0;\n  }\n}\nfunction useSyncExternalStore$1(subscribe, getSnapshot) {\n  return getSnapshot();\n}\nvar shim =\n  \"undefined\" === typeof window ||\n  \"undefined\" === typeof window.document ||\n  \"undefined\" === typeof window.document.createElement\n    ? useSyncExternalStore$1\n    : useSyncExternalStore$2;\nexports.useSyncExternalStore =\n  void 0 !== React.useSyncExternalStore ? React.useSyncExternalStore : shim;\n","'use strict';\n\nif (process.env.NODE_ENV === 'production') {\n  module.exports = require('../cjs/use-sync-external-store-shim/with-selector.production.js');\n} else {\n  module.exports = require('../cjs/use-sync-external-store-shim/with-selector.development.js');\n}\n","/**\n * @license React\n * use-sync-external-store-shim/with-selector.production.js\n *\n * Copyright (c) Meta Platforms, Inc. and affiliates.\n *\n * This source code is licensed under the MIT license found in the\n * LICENSE file in the root directory of this source tree.\n */\n\n\"use strict\";\nvar React = require(\"react\"),\n  shim = require(\"use-sync-external-store/shim\");\nfunction is(x, y) {\n  return (x === y && (0 !== x || 1 / x === 1 / y)) || (x !== x && y !== y);\n}\nvar objectIs = \"function\" === typeof Object.is ? Object.is : is,\n  useSyncExternalStore = shim.useSyncExternalStore,\n  useRef = React.useRef,\n  useEffect = React.useEffect,\n  useMemo = React.useMemo,\n  useDebugValue = React.useDebugValue;\nexports.useSyncExternalStoreWithSelector = function (\n  subscribe,\n  getSnapshot,\n  getServerSnapshot,\n  selector,\n  isEqual\n) {\n  var instRef = useRef(null);\n  if (null === instRef.current) {\n    var inst = { hasValue: !1, value: null };\n    instRef.current = inst;\n  } else inst = instRef.current;\n  instRef = useMemo(\n    function () {\n      function memoizedSelector(nextSnapshot) {\n        if (!hasMemo) {\n          hasMemo = !0;\n          memoizedSnapshot = nextSnapshot;\n          nextSnapshot = selector(nextSnapshot);\n          if (void 0 !== isEqual && inst.hasValue) {\n            var currentSelection = inst.value;\n            if (isEqual(currentSelection, nextSnapshot))\n              return (memoizedSelection = currentSelection);\n          }\n          return (memoizedSelection = nextSnapshot);\n        }\n        currentSelection = memoizedSelection;\n        if (objectIs(memoizedSnapshot, nextSnapshot)) return currentSelection;\n        var nextSelection = selector(nextSnapshot);\n        if (void 0 !== isEqual && isEqual(currentSelection, nextSelection))\n          return (memoizedSnapshot = nextSnapshot), currentSelection;\n        memoizedSnapshot = nextSnapshot;\n        return (memoizedSelection = nextSelection);\n      }\n      var hasMemo = !1,\n        memoizedSnapshot,\n        memoizedSelection,\n        maybeGetServerSnapshot =\n          void 0 === getServerSnapshot ? null : getServerSnapshot;\n      return [\n        function () {\n          return memoizedSelector(getSnapshot());\n        },\n        null === maybeGetServerSnapshot\n          ? void 0\n          : function () {\n              return memoizedSelector(maybeGetServerSnapshot());\n            }\n      ];\n    },\n    [getSnapshot, getServerSnapshot, selector, isEqual]\n  );\n  var value = useSyncExternalStore(subscribe, instRef[0], instRef[1]);\n  useEffect(\n    function () {\n      inst.hasValue = !0;\n      inst.value = value;\n    },\n    [value]\n  );\n  useDebugValue(value);\n  return value;\n};\n","import { CursorEditor, CursorState, RemoteCursorChangeEventListener } from '@wangeditor-next/yjs'\nimport { BaseEditor } from 'slate'\n\nimport { Store } from '../types'\nimport { useRemoteCursorEditor } from './useRemoteCursorEditor'\n\nexport type CursorStore<TCursorData extends Record<string, unknown> = Record<string, unknown>> =\n  Store<Record<string, CursorState<TCursorData>>>\n\nconst EDITOR_TO_CURSOR_STORE: WeakMap<BaseEditor, CursorStore> = new WeakMap()\n\nfunction createRemoteCursorStateStore<TCursorData extends Record<string, unknown>>(\n  editor: CursorEditor<TCursorData>,\n): CursorStore<TCursorData> {\n  let cursors: Record<string, CursorState<TCursorData>> = {}\n\n  const changed = new Set<number>()\n  const addChanged = changed.add.bind(changed)\n  const onStoreChangeListeners: Set<() => void> = new Set()\n\n  let changeHandler: RemoteCursorChangeEventListener | null = null\n\n  const subscribe = (onStoreChange: () => void) => {\n    onStoreChangeListeners.add(onStoreChange)\n    if (!changeHandler) {\n      changeHandler = event => {\n        event.added.forEach(addChanged)\n        event.removed.forEach(addChanged)\n        event.updated.forEach(addChanged)\n        onStoreChangeListeners.forEach(listener => listener())\n      }\n      CursorEditor.on(editor, 'change', changeHandler)\n    }\n\n    return () => {\n      onStoreChangeListeners.delete(onStoreChange)\n      if (changeHandler && onStoreChangeListeners.size === 0) {\n        CursorEditor.off(editor, 'change', changeHandler)\n        changeHandler = null\n      }\n    }\n  }\n\n  const getSnapshot = () => {\n    if (changed.size === 0) {\n      return cursors\n    }\n\n    changed.forEach(clientId => {\n      const state = CursorEditor.cursorState(editor, clientId)\n\n      if (state === null) {\n        delete cursors[clientId.toString()]\n        return\n      }\n\n      cursors[clientId] = state\n    })\n\n    changed.clear()\n    cursors = { ...cursors }\n    return cursors\n  }\n\n  return [subscribe, getSnapshot]\n}\n\nfunction getCursorStateStore<TCursorData extends Record<string, unknown>>(\n  editor: CursorEditor<TCursorData>,\n): CursorStore<TCursorData> {\n  const existing = EDITOR_TO_CURSOR_STORE.get(editor)\n\n  if (existing) {\n    return existing as CursorStore<TCursorData>\n  }\n\n  const store = createRemoteCursorStateStore(editor)\n\n  if (editor) { EDITOR_TO_CURSOR_STORE.set(editor, store) }\n  return store\n}\n\nexport function useRemoteCursorStateStore<\n  TCursorData extends Record<string, unknown> = Record<string, unknown>,\n>() {\n  const editor = useRemoteCursorEditor<TCursorData>()\n\n  return getCursorStateStore(editor)\n}\n","import { CursorState } from '@wangeditor-next/yjs'\nimport { useSyncExternalStore } from 'use-sync-external-store/shim'\nimport { useSyncExternalStoreWithSelector } from 'use-sync-external-store/shim/with-selector'\n\nimport { useRemoteCursorStateStore } from './useRemoteCursorStateStore'\n\nexport function useRemoteCursorStates<\n  TCursorData extends Record<string, unknown> = Record<string, unknown>,\n>() {\n  const [subscribe, getSnapshot] = useRemoteCursorStateStore<TCursorData>()\n\n  return useSyncExternalStore(subscribe, getSnapshot)\n}\n\nexport function useRemoteCursorStatesSelector<\n  TCursorData extends Record<string, unknown> = Record<string, unknown>,\n  TSelection = unknown,\n>(\n  selector: (cursors: Record<string, CursorState<TCursorData>>) => TSelection,\n  isEqual?: (a: TSelection, b: TSelection) => boolean,\n): TSelection {\n  const [subscribe, getSnapshot] = useRemoteCursorStateStore<TCursorData>()\n\n  return useSyncExternalStoreWithSelector(subscribe, getSnapshot, null, selector, isEqual)\n}\n","import type { CursorState } from '@wangeditor-next/yjs'\nimport type { RefObject } from 'react'\nimport {\n  useCallback, useLayoutEffect, useMemo, useRef, useState,\n} from 'react'\nimport type { BaseRange, NodeMatch, Text } from 'slate'\n\nimport { getCursorRange } from '../utils/getCursorRange'\nimport {\n  CaretPosition,\n  getOverlayPosition,\n  OverlayPosition,\n  SelectionRect,\n} from '../utils/getOverlayPosition'\nimport { useRemoteCursorEditor } from './useRemoteCursorEditor'\nimport { useRemoteCursorStates } from './useRemoteCursorStates'\nimport { useOnResize, useRequestRerender } from './utils'\n\nconst FROZEN_EMPTY_ARRAY = Object.freeze([])\n\nexport type UseRemoteCursorOverlayPositionsOptions<T extends HTMLElement> = {\n  shouldGenerateOverlay?: NodeMatch<Text>\n} & (\n  | {\n      // Container the overlay will be rendered in. If set, all returned overlay positions\n      // will be relative to this container and the cursor positions will be automatically\n      // updated on container resize.\n      containerRef?: undefined\n    }\n  | {\n      containerRef: RefObject<T>\n\n      // Whether to refresh the cursor overlay positions on container resize. Defaults\n      // to true. If set to 'debounced', the remote cursor positions will be updated\n      // each animation frame.\n      refreshOnResize?: boolean | 'debounced'\n    }\n)\n\nexport type CursorOverlayData<TCursorData extends Record<string, unknown>> =\n  CursorState<TCursorData> & {\n    range: BaseRange | null\n    caretPosition: CaretPosition | null\n    selectionRects: SelectionRect[]\n  }\n\nexport function useRemoteCursorOverlayPositions<\n  TCursorData extends Record<string, unknown>,\n  TContainer extends HTMLElement = HTMLDivElement,\n>({\n  containerRef,\n  shouldGenerateOverlay,\n  ...opts\n}: UseRemoteCursorOverlayPositionsOptions<TContainer> = {}) {\n  const editor = useRemoteCursorEditor<TCursorData>()\n  const cursorStates = useRemoteCursorStates<TCursorData>()\n  const requestRerender = useRequestRerender()\n\n  const overlayPositionCache = useRef(new WeakMap<BaseRange, OverlayPosition>())\n  const [overlayPositions, setOverlayPositions] = useState<Record<string, OverlayPosition>>({})\n\n  const refreshOnResize = 'refreshOnResize' in opts ? opts.refreshOnResize ?? true : true\n\n  useOnResize(refreshOnResize ? containerRef : undefined, () => {\n    overlayPositionCache.current = new WeakMap()\n    requestRerender(refreshOnResize !== 'debounced')\n  })\n\n  // Update selection rects after paint\n  useLayoutEffect(() => {\n    // We have a container ref but the ref is null => container\n    // isn't mounted to we can't calculate the selection rects.\n    if (containerRef && !containerRef.current) {\n      return\n    }\n\n    const containerRect = containerRef?.current?.getBoundingClientRect()\n    const xOffset = containerRect?.x ?? 0\n    const yOffset = containerRect?.y ?? 0\n\n    let overlayPositionsChanged = Object.keys(overlayPositions).length !== Object.keys(cursorStates).length\n\n    const updated = Object.fromEntries(\n      Object.entries(cursorStates).map(([key, state]) => {\n        const range = state.relativeSelection && getCursorRange(editor, state)\n\n        if (!range) {\n          return [key, FROZEN_EMPTY_ARRAY]\n        }\n\n        const cached = overlayPositionCache.current.get(range)\n\n        if (cached) {\n          return [key, cached]\n        }\n\n        const overlayPosition = getOverlayPosition(editor, range, {\n          xOffset,\n          yOffset,\n          shouldGenerateOverlay,\n        })\n\n        overlayPositionsChanged = true\n        overlayPositionCache.current.set(range, overlayPosition)\n        return [key, overlayPosition]\n      }),\n    )\n\n    if (overlayPositionsChanged) {\n      setOverlayPositions(updated)\n    }\n  })\n\n  const overlayData = useMemo<CursorOverlayData<TCursorData>[]>(\n    () => Object.entries(cursorStates).map(([clientId, state]) => {\n      const range = state.relativeSelection && getCursorRange(editor, state)\n      const overlayPosition = overlayPositions[clientId]\n\n      return {\n        ...state,\n        range,\n        caretPosition: overlayPosition?.caretPosition ?? null,\n        selectionRects: overlayPosition?.selectionRects ?? FROZEN_EMPTY_ARRAY,\n      }\n    }),\n    [cursorStates, editor, overlayPositions],\n  )\n\n  const refresh = useCallback(() => {\n    overlayPositionCache.current = new WeakMap()\n    requestRerender(true)\n  }, [requestRerender])\n\n  return [overlayData, refresh] as const\n}\n","import {\n  RefObject, useCallback, useEffect, useReducer, useRef, useState,\n} from 'react'\n\nexport function useRequestRerender() {\n  const [, rerender] = useReducer(s => s + 1, 0)\n  const animationFrameIdRef = useRef<number | null>(null)\n\n  const clearAnimationFrame = () => {\n    if (animationFrameIdRef.current) {\n      cancelAnimationFrame(animationFrameIdRef.current)\n      animationFrameIdRef.current = 0\n    }\n  }\n\n  useEffect(clearAnimationFrame)\n  useEffect(() => clearAnimationFrame, [])\n\n  return useCallback((immediately = false) => {\n    if (immediately) {\n      rerender()\n      return\n    }\n\n    if (animationFrameIdRef.current) {\n      return\n    }\n\n    animationFrameIdRef.current = requestAnimationFrame(rerender)\n  }, [])\n}\n\nexport function useOnResize<T extends HTMLElement>(\n  ref: RefObject<T> | undefined,\n  onResize: () => void,\n) {\n  const onResizeRef = useRef(onResize)\n\n  onResizeRef.current = onResize\n\n  const [observer] = useState(\n    () => new ResizeObserver(() => {\n      onResizeRef.current()\n    }),\n  )\n\n  useEffect(() => {\n    if (!ref?.current) {\n      return\n    }\n\n    const { current: element } = ref\n\n    observer.observe(element)\n    return () => observer.unobserve(element)\n  }, [observer, 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