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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,135 @@ | ||
| import { DecoratorNode, EditorConfig, LexicalNode, NodeKey, SerializedLexicalNode, Spread } from 'lexical' | ||
| import React from 'react' | ||
| import { useEmitterValues } from '../../system' | ||
| import { noop } from '../../utils/fp' | ||
| import { CodeBlockEditorProps } from '../../types/NodeDecoratorsProps' | ||
|
|
||
| export interface CodeBlockPayload { | ||
| code: string | ||
| meta: string | ||
| language: string | ||
| } | ||
|
|
||
| export type SerializedCodeBlockNode = Spread<CodeBlockPayload & { type: 'sandpack'; version: 1 }, SerializedLexicalNode> | ||
|
|
||
| function voidEmitter() { | ||
| let subscription = noop | ||
| return { | ||
| publish: () => { | ||
| subscription() | ||
| }, | ||
| subscribe: (cb: () => void) => { | ||
| subscription = cb | ||
| }, | ||
| } | ||
| } | ||
|
|
||
| function InternalCodeBlockEditor(props: CodeBlockEditorProps) { | ||
| const [{ CodeBlockEditor }] = useEmitterValues('nodeDecorators') | ||
| return <CodeBlockEditor {...props} /> | ||
| } | ||
|
|
||
| export class CodeBlockNode extends DecoratorNode<JSX.Element> { | ||
| __code: string | ||
| __meta: string | ||
| __language: string | ||
| __focusEmitter = voidEmitter() | ||
|
|
||
| static getType(): string { | ||
| return 'codeblock' | ||
| } | ||
|
|
||
| static clone(node: CodeBlockNode): CodeBlockNode { | ||
| return new CodeBlockNode(node.__code, node.__language, node.__meta, node.__key) | ||
| } | ||
|
|
||
| static importJSON(serializedNode: SerializedCodeBlockNode): CodeBlockNode { | ||
| const { code, meta, language } = serializedNode | ||
| return $createCodeBlockNode({ | ||
| code, | ||
| language, | ||
| meta, | ||
| }) | ||
| } | ||
|
|
||
| constructor(code: string, language: string, meta: string, key?: NodeKey) { | ||
| super(key) | ||
| this.__code = code | ||
| this.__meta = meta | ||
| this.__language = language | ||
| } | ||
|
|
||
| exportJSON(): SerializedCodeBlockNode { | ||
| return { | ||
| code: this.getCode(), | ||
| language: this.getLanguage(), | ||
| meta: this.getMeta(), | ||
| type: 'sandpack', | ||
| version: 1, | ||
| } | ||
| } | ||
|
|
||
| // View | ||
| createDOM(_config: EditorConfig): HTMLDivElement { | ||
| return document.createElement('div') | ||
| } | ||
|
|
||
| updateDOM(): false { | ||
| return false | ||
| } | ||
|
|
||
| getCode(): string { | ||
| return this.getLatest().__code | ||
| } | ||
|
|
||
| getMeta(): string { | ||
| return this.getLatest().__meta | ||
| } | ||
|
|
||
| getLanguage(): string { | ||
| return this.getLatest().__language | ||
| } | ||
|
|
||
| setCode(code: string) { | ||
| if (code !== this.__code) { | ||
| this.getWritable().__code = code | ||
| } | ||
| } | ||
|
|
||
| setMeta(meta: string) { | ||
| if (meta !== this.__meta) { | ||
| this.getWritable().__meta = meta | ||
| } | ||
| } | ||
|
|
||
| setLanguage(language: string) { | ||
| if (language !== this.__language) { | ||
| this.getWritable().__language = language | ||
| } | ||
| } | ||
|
|
||
| select() { | ||
| this.__focusEmitter.publish() | ||
| } | ||
|
|
||
| decorate(): JSX.Element { | ||
| return ( | ||
| <InternalCodeBlockEditor | ||
| nodeKey={this.getKey()} | ||
| code={this.getCode()} | ||
| meta={this.getMeta()} | ||
| language={this.getLanguage()} | ||
| onChange={(code) => this.setCode(code)} | ||
| focusEmitter={this.__focusEmitter} | ||
| /> | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| export function $createCodeBlockNode({ code, language, meta }: CodeBlockPayload): CodeBlockNode { | ||
| return new CodeBlockNode(code, language, meta) | ||
| } | ||
|
|
||
| export function $isCodeBlockNode(node: LexicalNode | null | undefined): node is CodeBlockNode { | ||
| return node instanceof CodeBlockNode | ||
| } |
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