tildefriends/apps/ssb/tf-tab-news.js
2024-02-23 10:35:39 +01:00

121 lines
3.5 KiB
JavaScript

import {LitElement, html, unsafeHTML, until} from './lit-all.min.js';
import * as tfrpc from '/static/tfrpc.js';
import {styles} from './tf-styles.js';
class TfTabNewsElement extends LitElement {
static get properties() {
return {
whoami: {type: String},
users: {type: Object},
hash: {type: String},
unread: {type: Array},
following: {type: Array},
drafts: {type: Object},
expanded: {type: Object},
};
}
static styles = styles;
constructor() {
super();
let self = this;
this.whoami = null;
this.users = {};
this.hash = '#';
this.unread = [];
this.following = [];
this.cache = {};
this.drafts = {};
this.expanded = {};
tfrpc.rpc.localStorageGet('drafts').then(function(d) {
self.drafts = JSON.parse(d || '{}');
});
}
connectedCallback() {
super.connectedCallback();
document.body.addEventListener('keypress', this.on_keypress.bind(this));
}
disconnectedCallback() {
super.disconnectedCallback();
document.body.removeEventListener('keypress', this.on_keypress.bind(this));
}
show_more() {
let unread = this.unread;
let news = this.shadowRoot?.getElementById('news');
if (news) {
console.log('injecting messages', news.messages);
news.add_messages(Object.values(Object.fromEntries(this.unread.map(x => [x.id, x]))));
this.dispatchEvent(new CustomEvent('refresh'));
}
}
new_messages_text() {
if (!this.unread?.length) {
return 'No new messages.';
}
let counts = {};
for (let message of this.unread) {
let type = 'private';
try {
type = JSON.parse(message.content).type || type;
} catch {
}
counts[type] = (counts[type] || 0) + 1;
}
return '↻ Show New: ' + Object.keys(counts).sort().map(x => (counts[x].toString() + ' ' + x + 's')).join(', ');
}
draft(event) {
let id = event.detail.id || '';
let previous = this.drafts[id];
if (event.detail.draft !== undefined) {
this.drafts[id] = event.detail.draft;
} else {
delete this.drafts[id];
}
/* Only trigger a re-render if we're creating a new draft or discarding an old one. */
if ((previous !== undefined) != (event.detail.draft !== undefined)) {
this.drafts = Object.assign({}, this.drafts);
}
tfrpc.rpc.localStorageSet('drafts', JSON.stringify(this.drafts));
}
on_expand(event) {
if (event.detail.expanded) {
let expand = {};
expand[event.detail.id] = true;
this.expanded = Object.assign({}, this.expanded, expand);
} else {
delete this.expanded[event.detail.id];
this.expanded = Object.assign({}, this.expanded);
}
}
on_keypress(event) {
if (event.target === document.body &&
event.key == '.') {
this.show_more();
}
}
render() {
let profile = this.hash.startsWith('#@') ?
html`<tf-profile id=${this.hash.substring(1)} whoami=${this.whoami} .users=${this.users}></tf-profile>` : undefined;
return html`
<p class="w3-bar">
<button class="w3-bar-item w3-button w3-dark-grey" @click=${this.show_more}>${this.new_messages_text()}</button>
</p>
<div>Welcome, <tf-user id=${this.whoami} .users=${this.users}></tf-user>!</div>
<div><tf-compose id="tf-compose" whoami=${this.whoami} .users=${this.users} .drafts=${this.drafts} @tf-draft=${this.draft}></tf-compose></div>
${profile}
<tf-tab-news-feed id="news" whoami=${this.whoami} .users=${this.users} .following=${this.following} hash=${this.hash} .drafts=${this.drafts} .expanded=${this.expanded} @tf-draft=${this.draft} @tf-expand=${this.on_expand}></tf-tab-news-feed>
`;
}
}
customElements.define('tf-tab-news', TfTabNewsElement);