fork: initial commit, derived from water.css (d950cbc)

1 files changed, 88 insertions, 0 deletions

diff --git a/docs/script.js b/docs/script.js
new file mode 100644
index 0000000..fb821c0
--- /dev/null
+++ b/docs/script.js
@@ -0,0 +1,88 @@
+'use strict'
+
+const localBase = './water.css/'
+
+const fileSizes = {
+  dark: 2.57,
+  light: 2.55,
+  auto: 3.27
+}
+
+const themeForm = document.getElementById('theme-form')
+const stylesheet = document.getElementById('js-stylesheet')
+const startupStylesheet = document.getElementById('js-startup-stylesheet')
+const productHunt = document.getElementById('product-hunt')
+const copyButton = document.getElementById('copy-button')
+const copyButtonFeedback = document.getElementById('copy-button-feedback')
+const linkSnippets = [].slice.call(document.querySelectorAll('#link-snippet-container > pre'))
+
+const table = {
+  fileName: document.getElementById('table-file-name'),
+  fileSize: document.getElementById('table-file-size'),
+  theme: document.getElementById('table-theme')
+}
+
+const prefersColorScheme = window.matchMedia('(prefers-color-scheme: light)')
+
+const updateProductHunt = (theme) => {
+  theme = theme || (prefersColorScheme.matches ? 'light' : 'dark')
+  productHunt.src = `https://api.producthunt.com/widgets/embed-image/v1/top-post-badge.svg?post_id=150490&theme=${theme}&period=daily`
+}
+
+const updateTheme = () => {
+  const theme = themeForm.querySelector('input[name="theme"]:checked').value
+
+  const fileName = `${theme === 'auto' ? 'water' : theme}.min.css`
+  const localUrl = `${localBase}${fileName}`
+
+  stylesheet.href = localUrl
+
+  for (const snippet of linkSnippets) {
+    snippet.hidden = snippet.id.indexOf(theme) === -1
+  }
+
+  table.fileName.innerText = fileName
+  table.fileSize.innerText = `${fileSizes[theme].toFixed(2)} kb`
+
+  if (theme === 'auto') {
+    updateProductHunt()
+    table.theme.innerHTML = `
+    Respects user-defined theme settings using <a style="--links: var(--code)" href="https://developer.mozilla.org/en-US/docs/Web/CSS/@media/prefers-color-scheme" target="_blank" rel="noopener"><code>prefers-color-scheme</code></a>.<br>
+    Light in browsers where the theme settings can't be detected.
+    `
+  } else {
+    updateProductHunt(theme)
+    table.theme.innerText = `Theme is forced to ${theme}.`
+  }
+}
+
+themeForm.addEventListener('change', updateTheme)
+
+updateProductHunt()
+prefersColorScheme.addListener(() => {
+  if (themeForm.theme.value !== 'auto') return
+  updateProductHunt()
+})
+
+updateTheme()
+startupStylesheet.parentElement.removeChild(startupStylesheet)
+
+copyButton.addEventListener('click', () => {
+  const clipboard = navigator.clipboard || window.clipboard
+  const theme = themeForm.querySelector('input[name="theme"]:checked').value
+  const snippetText = document.querySelector(`#link-snippet-${theme} code`).textContent
+
+  clipboard.writeText(snippetText)
+    .then(() => { copyButtonFeedback.textContent = '✔' })
+    .catch(() => { copyButtonFeedback.textContent = '❌' })
+    .then(() => setTimeout(() => { copyButtonFeedback.textContent = '' }, 1000))
+})
+
+document.getElementById('dialog-trigger').addEventListener('click', () => {
+  document.getElementById('dialog-result').innerText = ''
+  document.getElementById('dialog').showModal()
+})
+
+document.getElementById('dialog').addEventListener('close', (event) => {
+  document.getElementById('dialog-result').innerText = `Your answer: ${event.target.returnValue}`
+})