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Edit File: ReactNodeViewRenderer.tsx

import {
  DecorationWithType,
  NodeView,
  NodeViewProps,
  NodeViewRenderer,
  NodeViewRendererOptions,
  NodeViewRendererProps,
} from '@tiptap/core'
import { Node as ProseMirrorNode } from '@tiptap/pm/model'
import { Decoration, NodeView as ProseMirrorNodeView } from '@tiptap/pm/view'
import React from 'react'

import { Editor } from './Editor.js'
import { ReactRenderer } from './ReactRenderer.js'
import { ReactNodeViewContext, ReactNodeViewContextProps } from './useReactNodeView.js'

export interface ReactNodeViewRendererOptions extends NodeViewRendererOptions {
  update:
    | ((props: {
        oldNode: ProseMirrorNode
        oldDecorations: Decoration[]
        newNode: ProseMirrorNode
        newDecorations: Decoration[]
        updateProps: () => void
      }) => boolean)
    | null
  as?: string
  className?: string
  attrs?: Record<string, string>
}

class ReactNodeView extends NodeView<
  React.FunctionComponent,
  Editor,
  ReactNodeViewRendererOptions
> {
  renderer!: ReactRenderer

contentDOMElement!: HTMLElement | null

mount() {
    const props: NodeViewProps = {
      editor: this.editor,
      node: this.node,
      decorations: this.decorations,
      selected: false,
      extension: this.extension,
      getPos: () => this.getPos(),
      updateAttributes: (attributes = {}) => this.updateAttributes(attributes),
      deleteNode: () => this.deleteNode(),
    }

if (!(this.component as any).displayName) {
      const capitalizeFirstChar = (string: string): string => {
        return string.charAt(0).toUpperCase() + string.substring(1)
      }

this.component.displayName = capitalizeFirstChar(this.extension.name)
    }

const ReactNodeViewProvider: React.FunctionComponent = componentProps => {
      const Component = this.component
      const onDragStart = this.onDragStart.bind(this)
      const nodeViewContentRef: ReactNodeViewContextProps['nodeViewContentRef'] = element => {
        if (element && this.contentDOMElement && element.firstChild !== this.contentDOMElement) {
          element.appendChild(this.contentDOMElement)
        }
      }

return (
        <>
          {/* @ts-ignore */}
          <ReactNodeViewContext.Provider value={{ onDragStart, nodeViewContentRef }}>
            {/* @ts-ignore */}
            <Component {...componentProps} />
          </ReactNodeViewContext.Provider>
        </>
      )
    }

ReactNodeViewProvider.displayName = 'ReactNodeView'

this.contentDOMElement = this.node.isLeaf
      ? null
      : document.createElement(this.node.isInline ? 'span' : 'div')

if (this.contentDOMElement) {
      // For some reason the whiteSpace prop is not inherited properly in Chrome and Safari
      // With this fix it seems to work fine
      // See: https://github.com/ueberdosis/tiptap/issues/1197
      this.contentDOMElement.style.whiteSpace = 'inherit'
    }

let as = this.node.isInline ? 'span' : 'div'

if (this.options.as) {
      as = this.options.as
    }

const { className = '' } = this.options

this.handleSelectionUpdate = this.handleSelectionUpdate.bind(this)
    this.editor.on('selectionUpdate', this.handleSelectionUpdate)

this.renderer = new ReactRenderer(ReactNodeViewProvider, {
      editor: this.editor,
      props,
      as,
      className: `node-${this.node.type.name} ${className}`.trim(),
      attrs: this.options.attrs,
    })
  }

get dom() {
    if (
      this.renderer.element.firstElementChild
      && !this.renderer.element.firstElementChild?.hasAttribute('data-node-view-wrapper')
    ) {
      throw Error('Please use the NodeViewWrapper component for your node view.')
    }

return this.renderer.element as HTMLElement
  }

get contentDOM() {
    if (this.node.isLeaf) {
      return null
    }

return this.contentDOMElement
  }

handleSelectionUpdate() {
    const { from, to } = this.editor.state.selection

if (from <= this.getPos() && to >= this.getPos() + this.node.nodeSize) {
      if (this.renderer.props.selected) {
        return
      }

this.selectNode()
    } else {
      if (!this.renderer.props.selected) {
        return
      }

this.deselectNode()
    }
  }

update(node: ProseMirrorNode, decorations: DecorationWithType[]) {
    const updateProps = (props?: Record<string, any>) => {
      this.renderer.updateProps(props)
    }

if (node.type !== this.node.type) {
      return false
    }

if (typeof this.options.update === 'function') {
      const oldNode = this.node
      const oldDecorations = this.decorations

this.node = node
      this.decorations = decorations

return this.options.update({
        oldNode,
        oldDecorations,
        newNode: node,
        newDecorations: decorations,
        updateProps: () => updateProps({ node, decorations }),
      })
    }

if (node === this.node && this.decorations === decorations) {
      return true
    }

this.node = node
    this.decorations = decorations

updateProps({ node, decorations })

return true
  }

selectNode() {
    this.renderer.updateProps({
      selected: true,
    })
    this.renderer.element.classList.add('ProseMirror-selectednode')
  }

deselectNode() {
    this.renderer.updateProps({
      selected: false,
    })
    this.renderer.element.classList.remove('ProseMirror-selectednode')
  }

destroy() {
    this.renderer.destroy()
    this.editor.off('selectionUpdate', this.handleSelectionUpdate)
    this.contentDOMElement = null
  }
}

export function ReactNodeViewRenderer(
  component: any,
  options?: Partial<ReactNodeViewRendererOptions>,
): NodeViewRenderer {
  return (props: NodeViewRendererProps) => {
    // try to get the parent component
    // this is important for vue devtools to show the component hierarchy correctly
    // maybe it’s `undefined` because <editor-content> isn’t rendered yet
    if (!(props.editor as Editor).contentComponent) {
      return {}
    }

return new ReactNodeView(component, props, options) as unknown as ProseMirrorNodeView
  }
}