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export { ComponentVEvent }
import { vcal_objects } from '../globals'
import { VEvent } from '../vevent'
/* Root component for all events which content is closely linked to a
@code{VEvent} object
Lacks an accompaning tag, and shouldn't be directly instanciated.
*/
abstract class ComponentVEvent extends HTMLElement {
template: HTMLTemplateElement | null
uid: string
constructor(uid?: string) {
super();
this.template = document.getElementById(this.tagName.toLowerCase()) as HTMLTemplateElement | null
let real_uid;
if (uid) {
// console.log('Got UID directly');
real_uid = uid;
} else {
/* I know that this case is redundant, it's here if we don't want to
look up the tree later */
if (this.dataset.uid) {
// console.log('Had UID as direct attribute');
real_uid = this.dataset.uid;
} else {
let el = this.closest('[data-uid]')
if (el) {
// console.log('Found UID higher up in the tree');
real_uid = (el as HTMLElement).dataset.uid
} else {
throw "No parent with [data-uid] set"
}
}
}
if (!real_uid) {
console.warn(this.outerHTML);
throw `UID required`
}
// console.log(real_uid);
this.uid = real_uid;
this.dataset.uid = real_uid;
vcal_objects.get(this.uid)?.register(this);
/* We DON'T have a redraw here in the general case, since the
HTML rendered server-side should be fine enough for us.
Those that need a direct rerendering (such as the edit tabs)
should take care of that some other way */
}
connectedCallback() {
let uid = this.dataset.uid
if (uid) {
let v = vcal_objects.get(uid)
if (v) this.redraw(v);
}
}
abstract redraw(data: VEvent): void
}
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