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/*
This file is part of keks-meet (https://codeberg.org/metamuffin/keks-meet)
which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
Copyright (C) 2022 metamuffin <metamuffin@disroot.org>
*/
/// <reference lib="dom" />
import { PREFS } from "./preferences/mod.ts";
const elem = <K extends keyof HTMLElementTagNameMap>(s: K): HTMLElementTagNameMap[K] => document.createElement(s)
interface Opts<El> { class?: string[] | string, id?: string, src?: string, onclick?: (e: El) => void }
function apply_opts<El extends HTMLElement>(e: El, o: Opts<El> | undefined) {
if (!o) return
if (o.id) e.id = o.id
if (o.onclick) e.onclick = () => o.onclick!(e)
if (typeof o?.class == "string") e.classList.add(o.class)
if (typeof o?.class == "object") e.classList.add(...o.class)
}
const elem_with_content = <K extends keyof HTMLElementTagNameMap>(s: K) => (c: string, opts?: Opts<HTMLElementTagNameMap[K]>) => {
const e = elem(s)
apply_opts(e, opts)
e.textContent = c
return e
}
const elem_with_children = <K extends keyof HTMLElementTagNameMap>(s: K) => (opts?: Opts<HTMLElementTagNameMap[K]>, ...cs: (HTMLElement | string)[]) => {
const e = elem(s)
apply_opts(e, opts)
for (const c of cs) {
e.append(c)
}
return e
}
export const ep = elem_with_content("p")
export const eh1 = elem_with_content("h1")
export const eh2 = elem_with_content("h2")
export const eh3 = elem_with_content("h3")
export const eh4 = elem_with_content("h4")
export const eh5 = elem_with_content("h5")
export const eh6 = elem_with_content("h6")
export const epre = elem_with_content("pre")
export const ediv = elem_with_children("div")
export const etr = elem_with_children("tr")
export const etd = elem_with_children("td")
export const eth = elem_with_children("th")
export const espan = elem_with_content("span")
export const elabel = elem_with_content("label")
export const ebutton = elem_with_content("button")
export const ebr = () => document.createElement("br")
export const OVERLAYS = ediv({ class: "overlays" })
export class OverlayUi {
_shown = false
constructor(public el: HTMLElement, initial = false) {
this.shown = initial
}
get shown() { return this._shown }
set shown(v: boolean) {
if (v && !this._shown) OVERLAYS.append(this.el)
if (!v && this._shown) OVERLAYS.removeChild(this.el)
this._shown = v
}
}
export function image_view(url: string, opts?: Opts<HTMLElement>): HTMLElement {
const img = document.createElement("img")
apply_opts(img, opts)
img.src = url
img.alt = `Image (click to open)`
img.addEventListener("click", () => {
window.open(url, "_blank", `noreferrer=true,noopener=true,popup=${PREFS.image_view_popup}`)
})
return img
}
export function notify(body: string, author?: string) {
if (document.hasFocus()) return
if (Notification.permission != "granted") return
if (author)
new Notification(`keks-meet: ${author}`, { body })
else
new Notification(`keks-meet`, { body })
}
export function sleep(delay: number) { return new Promise(r => setTimeout(r, delay)) }
export function display_filesize(n: number): string {
if (n > 1000000000000) return (n / 1000000000000).toFixed(1) + "TB"
if (n > 1000000000) return (n / 1000000000).toFixed(1) + "GB"
if (n > 1000000) return (n / 1000000).toFixed(1) + "MB"
if (n > 1000) return (n / 1000).toFixed(1) + "kB"
return n.toString() + "B"
}
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