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import React, { useEffect, useId, useRef } from 'react' |
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import { __ } from '@wordpress/i18n' |
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import { useSubmitSnippet } from '../../../../hooks/useSubmitSnippet' |
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import { handleUnknownError } from '../../../../utils/errors' |
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import { isMacOS } from '../../../../utils/screen' |
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import { useSnippetForm } from '../WithSnippetFormContext' |
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import { Button } from '../../../common/Button' |
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import { ExpandIcon } from '../../../common/icons/ExpandIcon' |
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import { MinimiseIcon } from '../../../common/icons/MinimiseIcon' |
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import { CodeEditorShortcuts } from './CodeEditorShortcuts' |
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import type { Dispatch, RefObject, SetStateAction } from 'react' |
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|
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interface EditorTextareaProps { |
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textareaRef: RefObject<HTMLTextAreaElement> |
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snippetCodeId: string |
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} |
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|
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const EditorTextarea: React.FC<EditorTextareaProps> = ({ textareaRef, snippetCodeId }) => { |
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const descriptionId = useId() |
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const { snippet, setSnippet } = useSnippetForm() |
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|
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return ( |
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<div |
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className="snippet-editor" |
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role="application" |
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aria-label={__('Code editor', 'code-snippets')} |
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aria-describedby={descriptionId} |
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> |
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<p id={descriptionId} className="screen-reader-text"> |
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{__('In the editing area, the Tab key enters a tab character. To exit the code editor, press the Escape key and then the Tab key.', 'code-snippets')} |
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</p> |
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<textarea |
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ref={textareaRef} |
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id={snippetCodeId} |
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name="snippet_code" |
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value={snippet.code} |
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aria-label={__('Snippet code', 'code-snippets')} |
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rows={200} |
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spellCheck={false} |
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onChange={event => { |
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setSnippet(previous => ({ ...previous, code: event.target.value })) |
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}} |
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/> |
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<CodeEditorShortcuts editorTheme={window.CODE_SNIPPETS_EDIT?.editorTheme ?? 'default'} /> |
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</div> |
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) |
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} |
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|
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export interface CodeEditorProps { |
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isExpanded: boolean |
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setIsExpanded: Dispatch<SetStateAction<boolean>> |
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} |
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|
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export const CodeEditor: React.FC<CodeEditorProps> = ({ isExpanded, setIsExpanded }) => { |
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const { snippet, setSnippet, codeEditorInstance, setCodeEditorInstance } = useSnippetForm() |
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const { submitSnippet } = useSubmitSnippet() |
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const textareaRef = useRef<HTMLTextAreaElement>(null) |
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const snippetCodeId = useId() |
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|
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useEffect(() => { |
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setCodeEditorInstance(editorInstance => { |
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if (textareaRef.current && !editorInstance && window.wp.codeEditor) { |
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editorInstance = window.wp.codeEditor.initialize(textareaRef.current) |
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|
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editorInstance.codemirror.on('changes', instance => { |
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setSnippet(previous => ({ ...previous, code: instance.getValue() })) |
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}) |
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} |
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|
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return editorInstance |
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}) |
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}, [setCodeEditorInstance, textareaRef, setSnippet]) |
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|
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useEffect(() => { |
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if (codeEditorInstance) { |
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const extraKeys = codeEditorInstance.codemirror.getOption('extraKeys') ?? {} |
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const controlKey = isMacOS() ? 'Cmd' : 'Ctrl' |
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const onSave = () => { |
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submitSnippet(snippet) |
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.then(() => undefined) |
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.catch(handleUnknownError) |
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} |
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|
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codeEditorInstance.codemirror.setOption('extraKeys', { |
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...'object' === typeof extraKeys ? extraKeys : undefined, |
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[`${controlKey}-S`]: onSave, |
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[`${controlKey}-Enter`]: onSave |
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}) |
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} |
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}, [submitSnippet, codeEditorInstance, snippet]) |
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|
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return ( |
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<div className="snippet-code-container"> |
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<div className="above-snippet-code"> |
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<label htmlFor={snippetCodeId}> |
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{__('Snippet Content', 'code-snippets')} |
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</label> |
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|
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<Button small className="expand-editor-button" onClick={() => setIsExpanded(current => !current)}> |
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{isExpanded ? <MinimiseIcon aria-hidden="true" /> : <ExpandIcon aria-hidden="true" />} |
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{isExpanded ? __('Minimize', 'code-snippets') : __('Expand', 'code-snippets')} |
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</Button> |
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</div> |
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|
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<EditorTextarea textareaRef={textareaRef} snippetCodeId={snippetCodeId} /> |
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</div> |
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) |
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} |
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|
