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import { useEffect, useLayoutEffect, useRef } from '@wordpress/element'; |
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import { applyFilters } from '@wordpress/hooks'; |
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import Editor from 'react-simple-code-editor'; |
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import { useDefaults } from '../hooks/useDefaults'; |
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import { useTheme } from '../hooks/useTheme'; |
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import { useLanguageStore } from '../state/language'; |
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import { AttributesPropsAndSetter } from '../types'; |
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|
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export const Edit = ({ |
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attributes, |
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setAttributes, |
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}: AttributesPropsAndSetter) => { |
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const { |
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language, |
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theme, |
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code = '', |
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bgColor: backgroundColor, |
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textColor: color, |
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disablePadding, |
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lineNumbersWidth, |
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lineNumbers, |
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startingLineNumber, |
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footerType, |
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fontSize, |
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fontFamily, |
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lineHeight, |
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} = attributes; |
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const textAreaRef = useRef<HTMLDivElement>(null); |
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const handleChange = (code: string) => setAttributes({ code }); |
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const { previousLanguage } = useLanguageStore(); |
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const { highlighter, error, loading } = useTheme({ |
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theme, |
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lang: language ?? previousLanguage, |
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}); |
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const hasFooter = footerType && footerType !== 'none'; |
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useDefaults({ attributes, setAttributes }); |
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|
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useEffect(() => { |
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if (!highlighter) return; |
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setAttributes({ |
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bgColor: highlighter.getBackgroundColor(), |
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textColor: highlighter.getForegroundColor(), |
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}); |
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}, [theme, highlighter, setAttributes]); |
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|
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useEffect(() => { |
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if (!highlighter) return; |
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setAttributes({ |
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codeHTML: applyFilters( |
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'blocks.codeBlockPro.codeHTML', |
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highlighter.codeToHtml(code, { |
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lang: language ?? previousLanguage, |
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}), |
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attributes, |
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) as string, |
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}); |
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}, [ |
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highlighter, |
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code, |
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language, |
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setAttributes, |
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previousLanguage, |
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attributes, |
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]); |
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|
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useLayoutEffect(() => { |
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if (!textAreaRef.current) return; |
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if (!lineNumbers) { |
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setAttributes({ lineNumbersWidth: undefined }); |
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return; |
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} |
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// Get the last line (assumingly the widest) |
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const lastLine = Array.from( |
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textAreaRef?.current?.querySelectorAll('.line') ?? [], |
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)?.at(-1) as HTMLElement; |
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// Make sure there are no width constraints |
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lastLine?.classList?.add('cbp-line-number-width-forced'); |
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const lastLineWidth = lastLine?.getBoundingClientRect()?.width ?? 0; |
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// Remove the width constraints |
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lastLine?.classList?.remove('cbp-line-number-width-forced'); |
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// Add .cbp-line-number-disabled to disable th eline number |
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lastLine?.classList.add('cbp-line-number-disabled'); |
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// Re calculate the width of the last line |
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const newWidth = lastLine?.getBoundingClientRect()?.width ?? 0; |
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// Remove the class |
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lastLine?.classList.remove('cbp-line-number-disabled'); |
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// Calculate the difference |
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if (lastLineWidth - newWidth > 0) { |
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setAttributes({ lineNumbersWidth: lastLineWidth - newWidth - 12 }); |
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} |
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}, [ |
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lineNumbers, |
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startingLineNumber, |
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code, |
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loading, |
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error, |
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textAreaRef, |
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setAttributes, |
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fontSize, |
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fontFamily, |
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lineHeight, |
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]); |
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|
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if ((loading && code) || error) { |
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return ( |
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<div |
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className="p-8 px-4 text-left" |
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style={{ backgroundColor, color }}> |
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{error?.message ?? ''} |
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</div> |
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); |
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} |
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|
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return ( |
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<div ref={textAreaRef}> |
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<Editor |
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value={code} |
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onValueChange={handleChange} |
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padding={{ |
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top: disablePadding ? 0 : 16, |
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bottom: disablePadding || hasFooter ? 0 : 16, |
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left: |
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(disablePadding ? 0 : 16) + |
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// If line numbers are disabled, just offset the 12px padding |
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(lineNumbersWidth ?? -12) + |
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12, |
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right: disablePadding ? 0 : 16, |
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}} |
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style={{ backgroundColor, color }} |
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// eslint-disable-next-line |
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onKeyDown={(e: any) => |
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e.key === 'Tab' && |
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// Tab lock here. Pressing Escape will unlock. |
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textAreaRef.current?.querySelector('textarea')?.focus() |
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} |
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highlight={(code: string) => |
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highlighter |
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?.codeToHtml(code, { |
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lang: language ?? previousLanguage, |
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}) |
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?.replace(/<\/?[pre|code][^>]*>/g, '') |
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} |
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/> |
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</div> |
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); |
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}; |
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|
