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fix: check for src before attempting to add popover

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This commit is contained in:
Jacky Zhao 2022-04-05 20:44:39 -07:00
parent 2d55b6ac2e
commit f9c7cdf928
1 changed files with 16 additions and 14 deletions
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30
assets/js/popover.js
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@ -10,24 +10,26 @@ function initPopover(baseURL) {
document.addEventListener("DOMContentLoaded", () => { document.addEventListener("DOMContentLoaded", () => {
fetchData.then(({ content }) => { fetchData.then(({ content }) => {
const links = [...document.getElementsByClassName("internal-link")] const links = [...document.getElementsByClassName("internal-link")]
links.forEach(li => { links
const linkDest = content[li.dataset.src.replace(basePath, "")] .filter(li => li.dataset.src)
if (linkDest) { .forEach(li => {
const popoverElement = `<div class="popover"> const linkDest = content[li.dataset.src.replace(basePath, "")]
if (linkDest) {
const popoverElement = `<div class="popover">
<h3>${linkDest.title}</h3> <h3>${linkDest.title}</h3>
<p>${removeMarkdown(linkDest.content).split(" ", 20).join(" ")}...</p> <p>${removeMarkdown(linkDest.content).split(" ", 20).join(" ")}...</p>
<p class="meta">${new Date(linkDest.lastmodified).toLocaleDateString()}</p> <p class="meta">${new Date(linkDest.lastmodified).toLocaleDateString()}</p>
</div>` </div>`
const el = htmlToElement(popoverElement) const el = htmlToElement(popoverElement)
li.appendChild(el) li.appendChild(el)
li.addEventListener("mouseover", () => { li.addEventListener("mouseover", () => {
el.classList.add("visible") el.classList.add("visible")
}) })
li.addEventListener("mouseout", () => { li.addEventListener("mouseout", () => {
el.classList.remove("visible") el.classList.remove("visible")
}) })
} }
}) })
}) })
}) })
} }