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import { makeElement } from '../lib'
import { ComponentVEvent } from './vevent'
import { VEvent } from '../vevent'
export { VEventChangelog }
class VEventChangelog extends ComponentVEvent {
readonly ul: HTMLElement
constructor(uid?: string) {
super(uid);
this.ul = makeElement('ul');
}
connectedCallback() {
this.replaceChildren(this.ul);
}
redraw(data: VEvent) {
/* TODO only redraw what is needed */
let children = []
for (let [_, el] of data.changelog) {
let msg = '';
switch (el.type) {
case 'property':
msg += `change ${el.name}: `
msg += `from "${el.from}" to "${el.to}"`
break;
case 'calendar':
if (el.from === null && el.to === null) {
msg += '???'
} else if (el.from === null) {
msg += `set calendar to "${atob(el.to!)}"`
} else if (el.to === null) {
msg += `Remove calendar "${atob(el.from)}"`
} else {
msg += `Change calendar from "${atob(el.from)}" to "${atob(el.to)}"`
}
break;
}
children.push(makeElement('li', { textContent: msg }));
}
this.ul.replaceChildren(...children)
}
}
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