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import { IContact } from './Contact.interface';
import Translation from './util/Translation';
import Client from './Client';
import * as CONST from './CONST';
import { FUNCTION as NOTICEFUNCTION } from './Notice';
import openConfirmDialog from './ui/dialogs/confirm';
import Overlay from './ui/Overlay';
import Hash from './util/Hash';
import Log from './util/Log';
import defaultIconFile = require('../images/XMPP_logo.png');
import { Presence } from './connection/AbstractConnection';
interface INotificationSettings {
title: string;
message: string;
duration?: number;
force?: boolean;
soundFile?: string;
loop?: boolean;
source?: IContact;
icon?: string;
}
enum NotificationState {
DISABLED,
ENABLED,
ASK,
}
let NotificationAPI = (<any>window).Notification;
export default class Notification {
private static popupDelay = 1000;
private static audioObject;
public static askForPermission() {
let overlay = new Overlay();
openConfirmDialog(Translation.t('Should_we_notify_you_'))
.getPromise()
.then(a => {
overlay.open();
return Notification.requestPermission();
})
.then(() => {
Client.getStorage().setItem('notificationState', NotificationState.ENABLED);
})
.catch(err => {
Client.getStorage().setItem('notificationState', NotificationState.DISABLED);
})
.then(() => {
overlay.close();
});
}
public static async notify(settings: INotificationSettings) {
if (typeof NotificationAPI === 'undefined') {
Log.debug('Drop notification, because notification API not available');
return;
}
if (!Notification.getOption('enable')) {
Log.debug('Drop notification, because notifications are disabled.');
return; // notifications disabled
}
let state = Client.getStorage().getItem('notificationState');
state = typeof state === 'number' ? state : NotificationState.ASK;
if (state === NotificationState.ASK && !Notification.hasPermission()) {
Client.getNoticeManager().addNotice({
title: Translation.t('Notifications') + '?',
description: Translation.t('Should_we_notify_you_'),
fnName: NOTICEFUNCTION.notificationRequest,
});
}
if (!Notification.hasPermission()) {
Log.debug('Drop notification, because I have no permission');
return;
}
if (Client.isVisible() && !settings.force) {
Log.debug('Drop notification, because client is visible.');
return;
}
settings.icon = settings.icon || <string>(<any>defaultIconFile);
if (settings.source) {
let avatar;
try {
avatar = await settings.source.getAvatar();
} catch (err) {}
if (avatar && avatar.src) {
settings.icon = avatar.src;
} else {
let hash = Hash.String(settings.source.getName());
let hue = Math.abs(hash) % 360;
let saturation = 90;
let lightness = 65;
let canvas = <HTMLCanvasElement>$('<canvas>').get(0);
canvas.height = 100;
canvas.width = 100;
let ctx = canvas.getContext('2d');
ctx.fillStyle = 'hsl(' + hue + ', ' + saturation + '%, ' + lightness + '%)';
ctx.fillRect(0, 0, 100, 100);
ctx.textAlign = 'center';
ctx.textBaseline = 'middle';
ctx.fillStyle = 'white';
ctx.font = 'bold 50px sans-serif';
ctx.fillText(settings.source.getName()[0].toUpperCase(), 50, 50);
settings.icon = canvas.toDataURL('image/jpeg');
}
}
settings.duration = settings.duration || Notification.getOption('popupDuration');
setTimeout(function () {
Notification.showPopup(settings);
}, Notification.popupDelay);
}
private static showPopup(settings: INotificationSettings) {
if (typeof settings.soundFile === 'string') {
Notification.playSound(settings.soundFile, settings.loop, settings.force);
}
let popup = new NotificationAPI(settings.title, {
body: settings.message,
icon: settings.icon,
});
if (settings.duration > 0) {
setTimeout(function () {
popup.close();
}, settings.duration);
}
}
private static requestPermission() {
return new Promise<void>((resolve, reject) => {
NotificationAPI.requestPermission(function (status) {
if (NotificationAPI.permission !== status) {
NotificationAPI.permission = status;
}
if (Notification.hasPermission()) {
resolve();
} else {
reject();
}
});
});
}
private static hasPermission() {
return NotificationAPI.permission === CONST.NOTIFICATION_GRANTED;
}
public static playSound(soundFile: string, loop?: boolean, force?: boolean) {
if (Notification.getOption('mute') || Client.getPresenceController().getCurrentPresence() === Presence.dnd) {
Log.debug('Sound is muted or presence is DND');
return;
}
if (Client.isVisible() && !force) {
return;
}
Notification.stopSound();
let audio = new Audio(soundFile);
audio.loop = loop || false;
audio
.play()
.then(() => {
Notification.audioObject = audio;
})
.catch(err => {
Log.debug('Audio error', err);
});
}
public static stopSound() {
let audio = Notification.audioObject;
if (typeof audio !== 'undefined' && audio !== null) {
audio.pause();
Notification.audioObject = null;
}
}
private static getOption(name: string): any {
let options = Client.getOption('notification') || {};
return options[name];
}
}
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