/**
* ``
*
* Edit form for a vevent, designed for useful human interaction (and
* thereby not being all-encompassing).
*
* @category Web Components
* @mergeTarget components
* @module
*/
export { ComponentEdit }
import { ComponentVEvent } from './vevent'
import { InputList } from './input-list'
import { DateTimeInput } from './date-time-input'
import { vcal_objects } from '../globals'
import { VEvent, RecurrenceRule } from '../vevent'
import { create_event } from '../server_connect'
import { to_boolean, gensym } from '../lib'
/*
Edit form for a given VEvent. Used as the edit tab of popups.
*/
class ComponentEdit extends ComponentVEvent {
constructor(uid?: string) {
super(uid);
if (!this.template) {
throw 'vevent-edit template required';
}
let frag = this.template.content.cloneNode(true) as DocumentFragment
let body = frag.firstElementChild!
this.replaceChildren(body);
let data = vcal_objects.get(this.uid)
if (!data) {
throw `Data missing for uid ${this.dataset.uid}.`
}
for (let el of this.querySelectorAll('[data-label]')) {
let label = document.createElement('label');
let id = el.id || gensym('input');
el.id = id;
label.htmlFor = id;
label.textContent = (el as HTMLElement).dataset.label!;
el.parentElement!.insertBefore(label, el);
}
/* Handle calendar dropdown */
for (let el of this.querySelectorAll('select.calendar-selection')) {
for (let opt of el.getElementsByTagName('option')) {
opt.selected = false;
}
if (data.calendar) {
(el as HTMLSelectElement).value = data.calendar;
}
el.addEventListener('change', e => {
let v = (e.target as HTMLSelectElement).selectedOptions[0].value
let obj = vcal_objects.get(this.uid)!
obj.calendar = v;
});
}
// for (let el of this.getElementsByClassName("interactive")) {
for (let el of this.querySelectorAll("[data-property]")) {
// console.log(el);
el.addEventListener('input', () => {
let obj = vcal_objects.get(this.uid)
if (obj === undefined) {
throw 'No object with uid ' + this.uid
}
if (!(el instanceof HTMLInputElement
|| el instanceof DateTimeInput
|| el instanceof HTMLTextAreaElement
|| el instanceof InputList
)) {
console.log(el, 'not an HTMLInputElement');
return;
}
obj.setProperty(
el.dataset.property!,
el.value)
});
}
let wholeday_ = this.querySelector('[name="wholeday"]')
if (wholeday_) {
let wholeday = wholeday_ as HTMLInputElement
if (data.getProperty('dtstart')?.dateonly) {
wholeday.checked = true;
}
wholeday.addEventListener('click', () => {
let chk = wholeday.checked
let start = data!.getProperty('dtstart')
let end = data!.getProperty('dtend')
start.dateonly = chk
end.dateonly = chk
data!.setProperty('dtstart', start);
data!.setProperty('dtend', end);
});
}
let has_repeats_ = this.querySelector('[name="has_repeats"]')
if (has_repeats_) {
let has_repeats = has_repeats_ as HTMLInputElement;
has_repeats.addEventListener('click', () => {
/* TODO unselecting and reselecting this checkbox deletes all entered data.
Cache it somewhere */
if (has_repeats.checked) {
vcal_objects.get(this.uid)!.setProperty('rrule', new RecurrenceRule())
} else {
/* TODO is this a good way to remove a property ? */
vcal_objects.get(this.uid)!.setProperty('rrule', undefined)
}
})
}
let submit = this.querySelector('form') as HTMLFormElement
submit.addEventListener('submit', (e) => {
console.log(submit, e);
create_event(vcal_objects.get(this.uid)!);
e.preventDefault();
return false;
});
}
connectedCallback() {
/* Edit tab is rendered here. It's left blank server-side, since
it only makes sense to have something here if we have javascript */
let data = vcal_objects.get(this.uid)
if (!data) {
throw `Data missing for uid ${this.dataset.uid}.`
}
this.redraw(data);
// return;
}
redraw(data: VEvent) {
/* We only update our fields, instead of reinstansiating
ourselves from the template, in hope that it's faster */
for (let el of this.querySelectorAll("[data-property]")) {
if (!(el instanceof HTMLElement)) continue;
let p = el.dataset.property!;
let d: any;
if ((d = data.getProperty(p))) {
/*
https://stackoverflow.com/questions/57157830/how-can-i-specify-the-sequence-of-running-nested-web-components-constructors
*/
window.setTimeout(() => {
/* NOTE Some specific types might require special formatting
here. But due to my custom components implementing custom
`.value' procedures, we might not need any special cases
here */
/* Technically we just want to cast to HTMLElement with
value field here, but multiple types implement it
sepparately, and no common interface exist */
(el as HTMLInputElement).value = d;
});
}
}
let el = this.querySelector('[name="has_repeats"]')
if (el) {
(el as HTMLInputElement).checked = to_boolean(data.getProperty('rrule'))
}
if (data.calendar) {
for (let el of this.getElementsByClassName('calendar-selection')) {
(el as HTMLSelectElement).value = data.calendar;
}
}
}
}