gopherss/views/static/feed-item.js

142 lines
3.8 KiB
JavaScript

class FeedItem extends HTMLElement {
constructor() {
super();
this.attachShadow({mode: 'open'});
}
connectedCallback() {
const template = document.createElement('template');
template.innerHTML = `
<style>
:host {
width: 100% !important;
overflow: scroll !important;
overflow-x: auto !important;
font-size: 18px;
}
* {
max-width: 100% !important;
height: auto !important;
float: none !important;
}
table {
width: 100% !important;
}
img {
margin: auto auto !important;
}
h1, h2, h3, h4 {
font-family: "Atkinson Hyperlegible Bold";
margin-top: 1.3em;
line-height: 1em;
}
:root > h1 {
margin-top: 0;
}
p, a {
line-height: 1.2em;
}
p, li, div {
font-family: "Atkinson Hyperlegible Regular";
font-style: normal;
font-weight: 400;
letter-spacing: 0.05em
}
em {
font-family: "Atkinson Hyperlegible Italic";
font-style: normal;
}
strong {
font-weight: 500;
font-family: "Atkinson Hyperlegible Bold";
}
em strong, strong em {
font-family: "Atkinson Hyperlegible BoldItalic";
}
li {
margin: 0.6em 0;
}
a {
color: #333;
font-family: "Atkinson Hyperlegible Bold";
font-weight: 500;
letter-spacing: 0.05em
}
:host(.dark) a {
color: #eee;
}
a:hover, :host(.dark) a:hover {
color: #ff2e88;
}
pre {
overflow-x: scroll;
padding: 8px;
background: #62848463;
}
pre code {
margin-right: 8px;
}
p code {
background: #62848463;
padding: 0 4px;
}
iframe {
display: block;
width: 100%;
min-height: 600px;
border: none;
}
</style>
`;
fetch(`/api/item/${this.getAttribute('item-id')}`)
.then(res => res.json())
.then(item => {
template.innerHTML += `<h1><a href="${item.URL}" target="_blank" rel="noopener">${item.Title}</a></h1>`;
template.innerHTML += `<div class="feedContent">${item.Content || item.Description}</div>`;
template.innerHTML += `<iframe style="display: none;" data-src="${item.URL}"></iframe>`
this.shadowRoot.appendChild(template.content.cloneNode(true));
[...this.shadowRoot.querySelectorAll('a[href^=http]')].forEach(a => {
a.setAttribute("target", "_blank");
a.setAttribute("rel", "noopener");
});
[...this.shadowRoot.querySelectorAll('p')].forEach(p => {
if (p.innerText.trim() == "") {
p.remove();
}
});
let url = new URL(item.URL);
[...this.shadowRoot.querySelectorAll('img[src^="/"]')].forEach(i => {
i.src = url.origin + i.getAttribute('src');
});
[...this.shadowRoot.querySelectorAll('a[href^="/"]')].forEach(a => {
a.href = url.origin + a.getAttribute('href');
});
[...this.shadowRoot.querySelectorAll('img:not([src^=http])')].forEach(i => {
i.src = url.origin +'/'+ i.getAttribute('src');
});
[...this.shadowRoot.querySelectorAll('a:not([href^=http])')].forEach(a => {
a.href = url.origin +'/'+ a.getAttribute('href');
});
})
}
showIframe() {
if (this.shadowRoot.querySelector(".feedContent").style.display != "none") {
this.shadowRoot.querySelector(".feedContent").style.display = "none";
this.shadowRoot.querySelector("iframe").src = this.shadowRoot.querySelector("iframe").dataset.src;
this.shadowRoot.querySelector("iframe").style.display = "block";
} else {
this.shadowRoot.querySelector(".feedContent").style.display = "block";
this.shadowRoot.querySelector("iframe").style.display = "none";
}
}
}
customElements.define('feed-item', FeedItem);