2023-09-22 21:50:55 +02:00
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(() =>
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{
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function convertModuleLinks(html)
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{
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html = html
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.replace(/@shoelace-style\/shoelace/g, `https://esm.sh/@shoelace-style/shoelace@${egwVersion}`)
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.replace(/from 'react'/g, `from 'https://esm.sh/react@${reactVersion}'`)
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.replace(/from "react"/g, `from "https://esm.sh/react@${reactVersion}"`);
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return html;
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}
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function getAdjacentExample(name, pre)
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{
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let currentPre = pre.nextElementSibling;
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while (currentPre?.tagName.toLowerCase() === 'pre')
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{
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if (currentPre?.getAttribute('data-lang').split(' ').includes(name))
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{
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return currentPre;
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}
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currentPre = currentPre.nextElementSibling;
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}
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return null;
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}
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function runScript(script)
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{
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const newScript = document.createElement('script');
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if (script.type === 'module')
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{
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newScript.type = 'module';
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newScript.textContent = script.innerHTML;
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}
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else
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{
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newScript.appendChild(document.createTextNode(`(() => { ${script.innerHTML} })();`));
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}
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script.parentNode.replaceChild(newScript, script);
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}
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function getFlavor()
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{
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return sessionStorage.getItem('flavor') || 'html';
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}
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function setFlavor(newFlavor)
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{
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flavor = ['html', 'react'].includes(newFlavor) ? newFlavor : 'html';
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sessionStorage.setItem('flavor', flavor);
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// Set the flavor class on the body
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document.documentElement.classList.toggle('flavor-html', flavor === 'html');
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document.documentElement.classList.toggle('flavor-react', flavor === 'react');
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}
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function syncFlavor()
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{
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setFlavor(getFlavor());
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document.querySelectorAll('.code-preview__button--html').forEach(preview =>
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{
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if (flavor === 'html')
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{
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preview.classList.add('code-preview__button--selected');
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}
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});
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document.querySelectorAll('.code-preview__button--react').forEach(preview =>
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{
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if (flavor === 'react')
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{
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preview.classList.add('code-preview__button--selected');
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}
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});
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}
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const egwVersion = document.documentElement.getAttribute('data-egroupware-version');
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2023-10-27 17:21:27 +02:00
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const shoelaceVersion = document.documentElement.getAttribute('data-shoelace-version');
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2023-09-22 21:50:55 +02:00
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const reactVersion = '18.2.0';
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const cdndir = 'cdn';
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const npmdir = 'dist';
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let flavor = getFlavor();
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let count = 1;
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// We need the version to open
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if (!egwVersion)
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{
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throw new Error('The data-egroupware-version attribute is missing from <html>.');
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}
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// Sync flavor UI on page load
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syncFlavor();
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//
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// Resizing previews
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//
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document.addEventListener('mousedown', handleResizerDrag);
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document.addEventListener('touchstart', handleResizerDrag, {passive: true});
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function handleResizerDrag(event)
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{
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const resizer = event.target.closest('.code-preview__resizer');
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const preview = event.target.closest('.code-preview__preview');
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if (!resizer || !preview)
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{
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return;
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}
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let startX = event.changedTouches ? event.changedTouches[0].pageX : event.clientX;
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let startWidth = parseInt(document.defaultView.getComputedStyle(preview).width, 10);
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event.preventDefault();
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preview.classList.add('code-preview__preview--dragging');
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document.documentElement.addEventListener('mousemove', dragMove);
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document.documentElement.addEventListener('touchmove', dragMove);
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document.documentElement.addEventListener('mouseup', dragStop);
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document.documentElement.addEventListener('touchend', dragStop);
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function dragMove(event)
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{
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const width = startWidth + (event.changedTouches ? event.changedTouches[0].pageX : event.pageX) - startX;
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preview.style.width = `${width}px`;
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}
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function dragStop()
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{
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preview.classList.remove('code-preview__preview--dragging');
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document.documentElement.removeEventListener('mousemove', dragMove);
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document.documentElement.removeEventListener('touchmove', dragMove);
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document.documentElement.removeEventListener('mouseup', dragStop);
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document.documentElement.removeEventListener('touchend', dragStop);
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}
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}
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//
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// Toggle source mode
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//
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document.addEventListener('click', event =>
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{
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const button = event.target.closest('.code-preview__button');
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const codeBlock = button?.closest('.code-preview');
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if (button?.classList.contains('code-preview__button--html'))
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{
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// Show HTML
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setFlavor('html');
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toggleSource(codeBlock, true);
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}
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else if (button?.classList.contains('code-preview__button--react'))
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{
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// Show React
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setFlavor('react');
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toggleSource(codeBlock, true);
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}
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else if (button?.classList.contains('code-preview__toggle'))
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{
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// Toggle source
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toggleSource(codeBlock);
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}
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else
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{
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return;
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}
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// Update flavor buttons
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[...document.querySelectorAll('.code-preview')].forEach(cb =>
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{
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cb.querySelector('.code-preview__button--html')?.classList.toggle(
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'code-preview__button--selected',
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flavor === 'html'
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);
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cb.querySelector('.code-preview__button--react')?.classList.toggle(
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'code-preview__button--selected',
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flavor === 'react'
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);
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});
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});
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function toggleSource(codeBlock, force)
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{
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codeBlock.classList.toggle('code-preview--expanded', force);
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event.target.setAttribute('aria-expanded', codeBlock.classList.contains('code-preview--expanded'));
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}
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//
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// Open in CodePen
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//
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document.addEventListener('click', event =>
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{
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const button = event.target.closest('button');
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if (button?.classList.contains('code-preview__button--codepen'))
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{
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const codeBlock = button.closest('.code-preview');
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const htmlExample = codeBlock.querySelector('.code-preview__source--html > pre > code')?.textContent;
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const reactExample = codeBlock.querySelector('.code-preview__source--react > pre > code')?.textContent;
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const isReact = flavor === 'react' && typeof reactExample === 'string';
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const theme = document.documentElement.classList.contains('sl-theme-dark') ? 'dark' : 'light';
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const prefersDark = window.matchMedia('(prefers-color-scheme: dark)').matches;
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const isDark = theme === 'dark' || (theme === 'auto' && prefersDark);
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const editors = isReact ? '0010' : '1000';
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let htmlTemplate = '';
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let jsTemplate = '';
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let cssTemplate = '';
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const form = document.createElement('form');
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form.action = 'https://codepen.io/pen/define';
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form.method = 'POST';
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form.target = '_blank';
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// HTML templates
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if (!isReact)
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{
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htmlTemplate =
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2023-10-27 17:21:27 +02:00
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`<script type="module" src="https://cdn.jsdelivr.net/npm/@shoelace-style/shoelace@${shoelaceVersion}/cdn/shoelace.js"></script>\n` +
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2023-09-22 21:50:55 +02:00
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`\n${htmlExample}`;
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jsTemplate = '';
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}
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// React templates
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if (isReact)
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{
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htmlTemplate = '<div id="root"></div>';
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jsTemplate =
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`import ReactDOM from 'https://esm.sh/react-dom@${reactVersion}';\n` +
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2023-10-27 17:21:27 +02:00
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`import { setBasePath } from 'https://esm.sh/@shoelace-style/shoelace@${shoelaceVersion}/${cdndir}/utilities/base-path';\n` +
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2023-09-22 21:50:55 +02:00
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`\n` +
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`// Set the base path for Shoelace assets\n` +
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2023-10-27 17:21:27 +02:00
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`setBasePath('https://esm.sh/@shoelace-style/shoelace@${shoelaceVersion}/${npmdir}/')\n` +
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2023-09-22 21:50:55 +02:00
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`\n${convertModuleLinks(reactExample)}\n` +
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`\n` +
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`ReactDOM.render(<App />, document.getElementById('root'));`;
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}
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// CSS templates
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cssTemplate =
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2023-10-27 17:21:27 +02:00
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`@import 'https://cdn.jsdelivr.net/npm/@shoelace-style/shoelace@${shoelaceVersion}/${cdndir}/themes/${
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2023-09-22 21:50:55 +02:00
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isDark ? 'dark' : 'light'
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}.css';\n` +
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'\n' +
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'body {\n' +
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' font: 16px sans-serif;\n' +
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' background-color: var(--sl-color-neutral-0);\n' +
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' color: var(--sl-color-neutral-900);\n' +
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' padding: 1rem;\n' +
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'}';
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// Docs: https://blog.codepen.io/documentation/prefill/
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const data = {
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title: '',
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description: '',
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tags: ['shoelace', 'web components'],
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editors,
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head: `<meta name="viewport" content="width=device-width">`,
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html_classes: `sl-theme-${isDark ? 'dark' : 'light'}`,
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css_external: ``,
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js_external: ``,
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js_module: true,
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js_pre_processor: isReact ? 'babel' : 'none',
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html: htmlTemplate,
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css: cssTemplate,
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js: jsTemplate
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};
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const input = document.createElement('input');
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input.type = 'hidden';
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input.name = 'data';
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input.value = JSON.stringify(data);
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form.append(input);
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document.documentElement.append(form);
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form.submit();
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form.remove();
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}
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});
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// Set the initial flavor
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window.addEventListener('turbo:load', syncFlavor);
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})();
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