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import copy from 'copy-to-clipboard'; |
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|
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const handleCopyButton = () => { |
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const buttons = Array.from( |
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document.querySelectorAll( |
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'.code-block-pro-copy-button:not(.cbp-cb-loaded)', |
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), |
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); |
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buttons.forEach((button) => { |
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button.classList.add('cbp-cb-loaded'); |
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// Setting it to block here lets users deactivate the plugin safely |
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button.style.display = 'block'; |
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button.addEventListener('click', (event) => { |
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const b = event.target?.closest('span'); |
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copy(b?.dataset?.code ?? '', { |
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format: 'text/plain', |
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}); |
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b.classList.add('copying'); |
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setTimeout(() => { |
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b.classList.remove('copying'); |
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}, 2000); |
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}); |
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}); |
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}; |
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|
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const handleHighlighter = () => { |
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const codeBlocks = Array.from( |
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document.querySelectorAll( |
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'.wp-block-kevinbatdorf-code-block-pro pre:not(.cbp-hl-loaded)', |
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), |
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); |
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|
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codeBlocks.forEach((codeBlock) => { |
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codeBlock.classList.add('cbp-hl-loaded'); |
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// Search for highlights |
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const highlighters = codeBlock.querySelectorAll('.cbp-line-highlight'); |
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if (!highlighters.length) return; |
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|
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// We need to track the block width so we can adjust the |
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// highlighter width in case of overflow |
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const resizeObserver = new ResizeObserver((entries) => { |
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entries.forEach((entry) => { |
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// get width of inner code block |
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codeBlock.style.setProperty('--cbp-block-width', '0'); |
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const codeWidth = |
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entry.target.querySelector('code').offsetWidth; |
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const computed = |
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codeWidth + 16 === entry.target.scrollWidth |
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? codeWidth + 16 |
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: entry.target.scrollWidth + 16; |
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codeBlock.style.setProperty( |
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'--cbp-block-width', |
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`${computed}px`, |
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); |
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}); |
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}); |
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resizeObserver.observe(codeBlock); |
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|
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// add the highlighter |
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highlighters.forEach((highlighter) => { |
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highlighter.insertAdjacentHTML( |
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'beforeend', |
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'<span aria-hidden="true" class="cbp-line-highlighter"></span>', |
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); |
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}); |
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}); |
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}; |
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|
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const handleFontLoading = () => { |
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if (!window.codeBlockPro?.pluginUrl) return; |
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const elements = Array.from( |
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document.querySelectorAll( |
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'[data-code-block-pro-font-family]:not(.cbp-ff-loaded)', |
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) || [], |
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); |
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elements.forEach((e) => e.classList.add('cbp-ff-loaded')); |
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const fontsToLoad = new Set( |
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elements.map((f) => f.dataset.codeBlockProFontFamily).filter(Boolean), |
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); |
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[...fontsToLoad].forEach(async (fontName) => { |
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const font = new FontFace( |
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fontName, |
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`url(${window.codeBlockPro.pluginUrl}/build/fonts/${fontName}.woff2)`, |
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); |
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await font.load(); |
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document.fonts.add(font); |
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}); |
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}; |
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|
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const runAll = () => { |
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handleCopyButton(); |
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handleHighlighter(); |
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handleFontLoading(); |
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}; |
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|
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// Functions are idempotent, so we can run them on load and DOMContentLoaded |
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runAll(); |
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window.addEventListener('DOMContentLoaded', runAll); |
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window.addEventListener('load', runAll); |
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|
