6ce7c06d9c
* Add initial static indicator * Update indicator text to pre-rendered * Update naming from static to prerender * Update to not re-use nextExport var * Update positioning of indicator to prevent overlap
152 lines
3.9 KiB
JavaScript
152 lines
3.9 KiB
JavaScript
import Router from '../router'
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export default function initializeBuildWatcher () {
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const shadowHost = document.createElement('div')
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shadowHost.id = '__next-prerender-indicator'
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// Make sure container is fixed and on a high zIndex so it shows
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shadowHost.style.position = 'fixed'
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shadowHost.style.bottom = '20px'
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shadowHost.style.right = '10px'
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shadowHost.style.width = 0
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shadowHost.style.height = 0
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shadowHost.style.zIndex = 99998
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shadowHost.style.transition = 'all 100ms ease'
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shadowHost.title = 'Click to hide for page'
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document.body.appendChild(shadowHost)
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let shadowRoot
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let prefix = ''
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if (shadowHost.attachShadow) {
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shadowRoot = shadowHost.attachShadow({ mode: 'open' })
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} else {
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// If attachShadow is undefined then the browser does not support
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// the Shadow DOM, we need to prefix all the names so there
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// will be no conflicts
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shadowRoot = shadowHost
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prefix = '__next-prerender-indicator-'
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}
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// Container
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const container = createContainer(prefix)
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shadowRoot.appendChild(container)
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// CSS
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const css = createCss(prefix)
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shadowRoot.appendChild(css)
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// State
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let isVisible = window.__NEXT_DATA__.nextExport
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function updateContainer () {
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if (isVisible) {
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container.classList.add(`${prefix}visible`)
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} else {
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container.classList.remove(`${prefix}visible`)
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}
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}
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shadowHost.addEventListener('click', () => (shadowHost.style.opacity = 0))
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shadowHost.addEventListener('mouseenter', () => {
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container.classList.add(`${prefix}expanded`)
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})
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shadowHost.addEventListener('mouseleave', () => {
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container.classList.remove(`${prefix}expanded`)
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})
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Router.events.on('routeChangeComplete', () => {
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isVisible = window.next.isPrerendered
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shadowHost.style.opacity = 1
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updateContainer()
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})
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updateContainer()
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}
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function createContainer (prefix) {
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const container = document.createElement('div')
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container.id = `${prefix}container`
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container.innerHTML = `
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<div id="${prefix}icon-wrapper">
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<svg width="15" height="20" viewBox="0 0 60 80" fill="none" xmlns="http://www.w3.org/2000/svg">
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<path d="M36 3L30.74 41H8L36 3Z" fill="black"/>
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<path d="M25 77L30.26 39H53L25 77Z" fill="black"/>
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<path d="M13.5 33.5L53 39L47.5 46.5L7 41.25L13.5 33.5Z" fill="black"/>
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</svg>
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Prerendered Page
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</div>
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`
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return container
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}
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function createCss (prefix) {
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const css = document.createElement('style')
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css.textContent = `
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#${prefix}container {
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position: absolute;
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bottom: 10px;
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right: 15px;
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width: 15px;
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height: 23px;
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overflow: hidden;
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border-radius: 3px;
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background: #fff;
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color: #000;
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font: initial;
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cursor: pointer;
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letter-spacing: initial;
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text-shadow: initial;
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text-transform: initial;
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visibility: initial;
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font-size: 14px;
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
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padding: 4px 2px;
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align-items: center;
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box-shadow: 0 11px 40px 0 rgba(0, 0, 0, 0.25), 0 2px 10px 0 rgba(0, 0, 0, 0.12);
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display: none;
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opacity: 0;
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transition: opacity 0.1s ease, bottom 0.1s ease, width 0.3s ease;
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animation: ${prefix}fade-in 0.1s ease-in-out;
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}
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#${prefix}icon-wrapper {
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width: 140px;
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height: 20px;
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display: flex;
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flex-shrink: 0;
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align-items: center;
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}
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#${prefix}icon-wrapper svg {
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flex-shrink: 0;
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margin-right: 3px;
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}
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#${prefix}container.${prefix}expanded {
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width: 140px;
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}
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#${prefix}container.${prefix}visible {
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display: flex;
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bottom: 10px;
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opacity: 1;
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}
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@keyframes ${prefix}fade-in {
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from {
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bottom: 0px;
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opacity: 0;
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}
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to {
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bottom: 10px;
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opacity: 1;
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}
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}
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`
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return css
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}
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