IMPR: AJAX online/offline handling

This commit is contained in:
Tony Air 2020-09-11 02:48:14 +07:00
parent bcc4a131ce
commit 59af7f47fe
6 changed files with 535 additions and 520 deletions

2
dist/js/app.js vendored

File diff suppressed because one or more lines are too long

2
dist/js/app.js.map vendored

File diff suppressed because one or more lines are too long

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@ -1,6 +1,6 @@
{
"name": "@a2nt/ss-bootstrap-ui-webpack-boilerplate",
"version": "2.5.2",
"version": "2.5.3",
"author": "Tony Air <tony@twma.pro>",
"license": "MIT",
"description": "This UI Kit allows you to build Bootstrap 4 webapp with some extra UI features. It's easy to extend and easy to convert HTML templates to CMS templates.",

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@ -286,7 +286,7 @@ const AjaxUI = (($) => {
for (const url in $.xhrPool.requests) {
const jqXHR = $.xhrPool.requests[url];
$.ajax(jqXHR.opts);
//console.log(`${NAME}: AJAX request is restored (${jqXHR.opts.url})`);
console.log(`${NAME}: AJAX request is restored (${jqXHR.opts.url})`);
}
$.xhrPool.paused = false;
@ -308,7 +308,7 @@ const AjaxUI = (($) => {
$.xhrPool.pauseAll();
});
$Body.on(`${Events.ONLINE}`, () => {
$Body.on(`${Events.BACKONLINE}`, () => {
$.xhrPool.restoreAll();
});

View File

@ -10,6 +10,7 @@ module.exports = {
TABFOCUSED: 'tab-focused',
OFFLINE: 'offline',
ONLINE: 'online',
BACKONLINE: 'back-online',
TOUCHENABLE: 'touch-enabled',
TOUCHDISABLED: 'touch-disabled',
LOADED: 'load',

View File

@ -18,199 +18,218 @@ import SmoothScroll from 'smooth-scroll';
const smoothScroll = SmoothScroll();
const MainUI = (($) => {
// Constants
const W = window;
const $W = $(W);
const D = document;
const $Body = $('body');
// Constants
const W = window;
const $W = $(W);
const D = document;
const $Body = $('body');
const NAME = 'MainUI';
const NAME = 'MainUI';
console.clear();
console.clear();
console.info(
`%cUI Kit ${UINAME} ${UIVERSION}`,
'color:yellow;font-size:14px',
);
console.info(
`%c${UIMetaNAME} ${UIMetaVersion}`,
'color:yellow;font-size:12px',
);
console.info(
`%chttps://github.com/a2nt/webpack-bootstrap-ui-kit by ${UIAUTHOR}`,
'color:yellow;font-size:10px',
);
console.info(
`%cUI Kit ${UINAME} ${UIVERSION}`,
'color:yellow;font-size:14px',
);
console.info(
`%c${UIMetaNAME} ${UIMetaVersion}`,
'color:yellow;font-size:12px',
);
console.info(
`%chttps://github.com/a2nt/webpack-bootstrap-ui-kit by ${UIAUTHOR}`,
'color:yellow;font-size:10px',
);
console.groupCollapsed('Events');
Object.keys(Events).forEach((k) => {
console.info(`${k}: ${Events[k]}`);
});
console.groupEnd('Events');
console.groupCollapsed('Events');
Object.keys(Events).forEach((k) => {
console.info(`${k}: ${Events[k]}`);
});
console.groupEnd('Events');
console.groupCollapsed('Consts');
Object.keys(Consts).forEach((k) => {
console.info(`${k}: ${Consts[k]}`);
});
console.groupEnd('Events');
console.groupCollapsed('Consts');
Object.keys(Consts).forEach((k) => {
console.info(`${k}: ${Consts[k]}`);
});
console.groupEnd('Events');
console.groupCollapsed('Init');
console.time('init');
$W.on(`${Events.LODEDANDREADY}`, () => {
console.groupEnd('Init');
console.timeEnd('init');
console.groupCollapsed('Init');
console.time('init');
$W.on(`${Events.LODEDANDREADY}`, () => {
console.groupEnd('Init');
console.timeEnd('init');
console.time('Post-init');
console.groupCollapsed('Post-init');
});
console.time('Post-init');
console.groupCollapsed('Post-init');
});
// get browser locale
//const Locale = $('html').attr('lang').substring(0, 2);
// get browser locale
//const Locale = $('html').attr('lang').substring(0, 2);
const $AlertNotify = $('#AlertNotify');
const $SiteWideMessage = $('#SiteWideMessage');
const $AlertNotify = $('#AlertNotify');
const $SiteWideMessage = $('#SiteWideMessage');
// get browser window visibility preferences
// Opera 12.10, Firefox >=18, Chrome >=31, IE11
const HiddenName = 'hidden';
const VisibilityChangeEvent = 'visibilitychange';
// get browser window visibility preferences
// Opera 12.10, Firefox >=18, Chrome >=31, IE11
const HiddenName = 'hidden';
const VisibilityChangeEvent = 'visibilitychange';
// update visibility state
D.addEventListener(VisibilityChangeEvent, () => {
if (D.visibilityState === HiddenName) {
console.log(`${NAME}: Tab: hidden`);
$Body.addClass('is-hidden');
$Body.trigger(Events.TABHIDDEN);
$W.trigger(Events.TABHIDDEN);
} else {
console.log(`${NAME}: Tab: focused`);
$Body.removeClass('is-hidden');
$Body.trigger(Events.TABFOCUSED);
$W.trigger(Events.TABFOCUSED);
}
});
// update visibility state
D.addEventListener(VisibilityChangeEvent, () => {
if (D.visibilityState === HiddenName) {
console.log(`${NAME}: Tab: hidden`);
$Body.addClass('is-hidden');
$Body.trigger(Events.TABHIDDEN);
$W.trigger(Events.TABHIDDEN);
} else {
console.log(`${NAME}: Tab: focused`);
$Body.removeClass('is-hidden');
$Body.trigger(Events.TABFOCUSED);
$W.trigger(Events.TABFOCUSED);
}
});
// session ping
const sessionPing = () => {
if ($Body.hasClass('is-offline')) {
return;
}
// session ping
let pingInterval;
let pingLock = false;
const sessionPing = () => {
if (pingLock || $Body.hasClass('is-offline')) {
return;
}
console.log(`${NAME}: session ping`);
console.log(`${NAME}: session ping`);
pingLock = true;
$.ajax({
sync: false,
async: true,
cache: false,
url: '/Security/ping',
global: false,
type: 'POST',
complete: (data, datastatus) => {
updateOnlineStatus();
if (datastatus !== 'success') {
console.warn(`${NAME}: ping failed`);
$.ajax({
sync: false,
async: true,
cache: false,
url: '/Security/ping',
global: false,
type: 'POST',
complete: (data, datastatus) => {
if (datastatus !== 'success') {
console.warn(`${NAME}: ping failed`);
clearInterval(pingInterval);
}
updateOnlineStatus();
},
});
};
clearInterval(pingInterval);
pingInterval = null;
}
let pingInterval = setInterval(sessionPing, 300000); // 5 min in ms
pingLock = false;
},
});
};
// update online/offline state
const updateOnlineStatus = () => {
if (typeof navigator.onLine === 'undefined') {
return;
}
if (!navigator.onLine) {
console.log(`${NAME}: Tab: offline`);
clearInterval(pingInterval);
// update online/offline state
const updateOnlineStatus = () => {
if (typeof navigator.onLine === 'undefined') {
return false;
}
$Body.addClass('is-offline');
$Body.trigger(Events.OFFLINE);
$W.trigger(Events.OFFLINE);
} else {
console.log(`${NAME}: Tab: online`);
pingInterval = setInterval(sessionPing, 300000); // 5 min in ms
if (!navigator.onLine) {
console.log(`${NAME}: Tab: offline`);
$Body.removeClass('is-offline');
$Body.trigger(Events.ONLINE);
$W.trigger(Events.ONLINE);
}
};
clearInterval(pingInterval);
pingInterval = null;
W.addEventListener(
`${Events.OFFLINE}`,
() => {
updateOnlineStatus();
},
false,
);
$Body.addClass('is-offline');
$Body.removeClass('is-online');
W.addEventListener(
`${Events.ONLINE}`,
() => {
updateOnlineStatus();
},
false,
);
$Body.trigger(Events.OFFLINE);
$W.trigger(Events.OFFLINE);
W.addEventListener(`${Events.LOADED}`, () => {
updateOnlineStatus();
});
return true;
}
$W.on(`${Events.AJAX}`, () => {
updateOnlineStatus();
});
if (!pingInterval) {
pingInterval = setInterval(sessionPing, 300000); // 5 min in ms
}
// scrollTo
const ScrollTo = (trigger, selector) => {
smoothScroll.animateScroll(D.querySelector(selector), trigger, {
speed: 500,
offset: -20,
//easing: 'easeInOutCubic',
// Callback API
//before: (anchor, toggle) => {}, // Callback to run before scroll
//`after: (anchor, toggle) => {} // Callback to run after scroll
});
};
console.log(`${NAME}: Tab: online`);
if ($Body.hasClass('is-offline')) {
sessionPing();
W.URLDetails = {
base: $('base').attr('href'),
relative: '/',
hash: '',
};
$Body.trigger(Events.BACKONLINE);
}
let eventFired = false;
const setTouchScreen = (bool) => {
if (W.IsTouchScreen === bool || eventFired) {
return;
}
$Body.addClass('is-online');
$Body.removeClass('is-offline');
eventFired = true;
$Body.trigger(Events.ONLINE);
$W.trigger(Events.ONLINE);
W.IsTouchScreen = bool;
$.support.touch = W.IsTouchScreen;
return true;
};
if (bool) {
console.log(`${NAME}: Touch screen enabled`);
$Body.trigger(Events.TOUCHENABLE);
$W.trigger(Events.TOUCHENABLE);
} else {
console.log(`${NAME}: Touch screen disabled`);
$Body.trigger(Events.TOUCHDISABLED);
$W.trigger(Events.TOUCHDISABLED);
}
W.addEventListener(
`${Events.OFFLINE}`,
() => {
updateOnlineStatus();
},
false,
);
// prevent firing touch and mouse events together
setTimeout(() => {
eventFired = false;
}, 200);
};
W.addEventListener(
`${Events.ONLINE}`,
() => {
updateOnlineStatus();
},
false,
);
setTouchScreen('ontouchstart' in window || navigator.msMaxTouchPoints > 0);
$W.on(`${Events.LOADED} ${Events.AJAX}`, () => {
updateOnlineStatus();
});
// disable touch on mouse events
/*D.addEventListener('mousemove', () => {
// scrollTo
const ScrollTo = (trigger, selector) => {
smoothScroll.animateScroll(D.querySelector(selector), trigger, {
speed: 500,
offset: -20,
//easing: 'easeInOutCubic',
// Callback API
//before: (anchor, toggle) => {}, // Callback to run before scroll
//`after: (anchor, toggle) => {} // Callback to run after scroll
});
};
W.URLDetails = {
base: $('base').attr('href'),
relative: '/',
hash: '',
};
let eventFired = false;
const setTouchScreen = (bool) => {
if (W.IsTouchScreen === bool || eventFired) {
return;
}
eventFired = true;
W.IsTouchScreen = bool;
$.support.touch = W.IsTouchScreen;
if (bool) {
console.log(`${NAME}: Touch screen enabled`);
$Body.trigger(Events.TOUCHENABLE);
$W.trigger(Events.TOUCHENABLE);
} else {
console.log(`${NAME}: Touch screen disabled`);
$Body.trigger(Events.TOUCHDISABLED);
$W.trigger(Events.TOUCHDISABLED);
}
// prevent firing touch and mouse events together
setTimeout(() => {
eventFired = false;
}, 200);
};
setTouchScreen('ontouchstart' in window || navigator.msMaxTouchPoints > 0);
// disable touch on mouse events
/*D.addEventListener('mousemove', () => {
setTouchScreen(false);
});
@ -218,41 +237,41 @@ const MainUI = (($) => {
setTouchScreen(false);
});*/
// enable touch screen on touch events
D.addEventListener('touchmove', () => {
setTouchScreen(true);
});
D.addEventListener('touchstart', () => {
setTouchScreen(true);
});
// enable touch screen on touch events
D.addEventListener('touchmove', () => {
setTouchScreen(true);
});
D.addEventListener('touchstart', () => {
setTouchScreen(true);
});
class MainUI {
// Static methods
class MainUI {
// Static methods
static init() {
const ui = this;
ui.dispose();
static init() {
const ui = this;
ui.dispose();
console.log(`${NAME}: init`);
console.log(`${NAME}: init`);
// update location details
ui.updateLocation();
// update location details
ui.updateLocation();
// mark available offline areas
if ('caches' in W) {
$('a.offline').addClass('offline-available');
}
// mark available offline areas
if ('caches' in W) {
$('a.offline').addClass('offline-available');
}
ui.loadImages();
ui.loadImages();
// detect bootstrap screen size
ui.detectBootstrapScreenSize();
// detect bootstrap screen size
ui.detectBootstrapScreenSize();
// mark external links
$('a.external,a[rel="external"]').attr('target', '_blank');
// mark external links
$('a.external,a[rel="external"]').attr('target', '_blank');
// show encoded emails
/*$(D).find('.obm').each(() => {
// show encoded emails
/*$(D).find('.obm').each(() => {
if ($(this).attr('data-val') !== undefined) {
const email = $(this).attr('data-val').split('')
.reverse()
@ -272,333 +291,328 @@ const MainUI = (($) => {
}
}
});*/
//
// scroll links
$('.js-scrollTo').on('click', (e) => {
console.log(`${NAME}: .js-scrollTo`);
e.preventDefault();
const el = e.currentTarget;
const $el = $(e.currentTarget);
ScrollTo(el, $el.attr('data-target'));
});
// load external fonts
if ($('[data-extfont]').length) {
console.log(`${NAME}: loading external fonts [data-extfont]`);
$.getScript(
'//ajax.googleapis.com/ajax/libs/webfont/1/webfont.js',
() => {
const fonts = [];
$('[data-extfont]').each((i, el) => {
fonts[i] = $(el).attr('data-extfont');
});
W.WebFont.load({
google: {
families: fonts,
},
});
},
);
}
// data-set links
$('[data-set-target]').on('click', (e) => {
console.log(`${NAME}: [data-set-target]`);
const $el = $(e.currentTarget);
const $target = $($el.data('set-target'));
if (!$target.length) {
return;
}
$target.each((i, targetEl) => {
const $targetEl = $(targetEl);
const tag = $targetEl.prop('tagName').toLowerCase();
if (tag === 'input' || tag === 'select') {
$targetEl.val($el.data('set-val'));
} else if (!$targetEl.hasClass('field')) {
$targetEl.text($el.data('set-val'));
}
});
$el.trigger(Events.SET_TARGET_UPDATE);
$target.closest('form').trigger(Events.SET_TARGET_UPDATE);
});
// emulate links
$('.a[data-href]').on('click', (e) => {
console.log(`${NAME}: js link processing .a[data-href]`);
const $el = $(e.currentTarget);
const href = $el.data('href');
if (!href.length) {
console.warn(`${NAME}: .a[data-href] | Missing data-href`);
console.warn($el);
}
W.location.assign(href);
});
// hide spinner
Spinner.hide(() => {
$Body.addClass('loaded');
});
// fire page printing
if (W.URLDetails['hash'].indexOf('printpage') > -1) {
W.print();
}
$Body.data(NAME, ui);
$W.removeClass('lock-main-init');
}
static detectBootstrapScreenSize() {
const $el = $('<div class="env-test"></div>');
let envs = [...Consts.ENVS];
$Body.append($el);
let curEnv = envs.shift();
envs = envs.reverse();
for (let i = 0; i < envs.length; ++i) {
const env = envs[i];
$el.addClass(`d-${env}-none`);
if ($el.is(':hidden')) {
curEnv = env;
break;
}
}
$el.remove();
$Body.removeClass(envs);
$Body.addClass(curEnv);
let landscape = true;
if ($W.width() > $W.height()) {
$Body.removeClass('portrait');
$Body.addClass('landscape');
} else {
landscape = false;
$Body.removeClass('landscape');
$Body.addClass('portrait');
}
console.log(
`${NAME}: screen size detected ${curEnv} | landscape ${landscape}`,
);
return curEnv;
}
static updateLocation(url) {
let location = url || W.location.href;
location = location.replace(W.URLDetails['base'], '/');
const hash = location.indexOf('#');
W.URLDetails.relative = location.split('#')[0];
W.URLDetails.hash =
hash >= 0 ? location.substr(location.indexOf('#')) : '';
}
// show site-wide alert
static alert(msg, cls) {
$SiteWideMessage.fadeOut('fast');
$SiteWideMessage.html(
`<div class="page-alert"><div class="alert alert-${cls}"><i class="close" data-dismiss="alert">&times;</i>${msg}</div></div>`,
);
$SiteWideMessage.find('.page-alert').alert();
$SiteWideMessage.find('.close[data-dismiss="alert"]').click(() => {
$SiteWideMessage.fadeOut('slow', () => {
$SiteWideMessage.find('.page-alert').alert('close');
});
});
$SiteWideMessage.fadeIn('slow');
if ($AlertNotify.length) {
$AlertNotify[0].play();
}
$W.trigger(`${Events.ALLERTAPPEARED}`);
}
// hide site-wide alert
static alertHide() {
if ($SiteWideMessage.length !== 0) {
$SiteWideMessage.fadeOut('slow', () => {
$SiteWideMessage.find('.alert').alert('close');
});
}
if (
$AlertNotify.length &&
typeof $AlertNotify[0].stop !== 'undefined'
) {
$AlertNotify[0].stop();
}
$W.trigger(`${Events.ALLERTREMOVED}`);
}
// load all images
static loadImages() {
const $imgs = $Body.find('img').not('.loaded');
const $imgUrls = [];
const $imgLazyUrls = [];
// collect image details
$imgs.each((i, el) => {
const $el = $(el);
const src = $el.attr('src');
const lazySrc = $el.data('lazy-src');
if ($el.hasClass('loaded')) {
return;
}
if (src && src.length) {
$imgUrls.push(src);
}
if (lazySrc && lazySrc.length) {
$imgLazyUrls.push(lazySrc);
$el.addClass('loading');
AjaxUI.preload([lazySrc]).then(() => {
$el.attr('src', lazySrc);
$el.on(`${Events.LOADED}`, () => {
$el.addClass('loaded');
$el.removeClass('loading');
$el.trigger(`${Events.LAZYIMAGEREADY}`);
});
});
}
});
// load lazy backgrounds
$Body
.find('[data-lazy-bg]')
.not('.loaded')
.each((i, el) => {
const $el = $(el);
const lazySrc = $el.data('lazy-bg');
if ($el.hasClass('loaded')) {
return;
}
if (lazySrc && lazySrc.length) {
$imgLazyUrls.push(lazySrc);
$el.addClass('loading');
AjaxUI.preload([lazySrc]).then(() => {
$el.css({ 'background-image': `url(${lazySrc})` });
$el.addClass('loaded');
$el.removeClass('loading');
$el.trigger(`${Events.LAZYIMAGEREADY}`);
});
}
});
// replace img src
$Body
.find('[data-src-replace]')
.not('.loaded')
.each((i, el) => {
const $el = $(el);
const lazySrc = $el.data('src-replace');
if ($el.hasClass('loaded')) {
return;
}
if (lazySrc && lazySrc.length) {
$el.addClass('loaded');
$el.attr('src', lazySrc);
}
});
// load defined images
AjaxUI.preload($imgUrls).then(() => {
$W.trigger('images-loaded');
// load lazy images
AjaxUI.preload($imgLazyUrls).then(() => {
console.log(`${NAME}: All images are loaded!`);
setTimeout(() => {
$W.trigger(`${Events.LAZYIMAGESREADY}`);
console.groupEnd('Post-init');
console.timeEnd('Post-init');
}, 100);
});
});
}
static dispose() {
console.log(`${NAME}: dispose`);
}
}
$W.on(
`${Events.MAININIT} ${Events.AJAX} ${Events.AJAXMAIN} ${Events.LOADED}`,
() => {
if ($W.hasClass('lock-main-init')) {
console.warn('MainUI is locked');
return;
}
$W.addClass('lock-main-init');
MainUI.init();
},
);
$W.on(`${Events.RESIZE}`, () => {
MainUI.detectBootstrapScreenSize();
});
$W.on('beforeunload unload', () => {
Spinner.show(() => {
$Body.removeClass('loaded');
});
});
// hide spinner on target _blank
$('[target="_blank"],.external').on('click submit', (e) => {
if (
$(e.currentTarget).is(
'[data-toggle="lightbox"],[data-lightbox-gallery]',
)
) {
return false;
}
console.log(`${NAME}: External link`);
setTimeout(() => {
Spinner.hide(() => {
$Body.addClass('loaded');
});
}, 1000);
});
W.MainUI = MainUI;
return MainUI;
//
// scroll links
$('.js-scrollTo').on('click', (e) => {
console.log(`${NAME}: .js-scrollTo`);
e.preventDefault();
const el = e.currentTarget;
const $el = $(e.currentTarget);
ScrollTo(el, $el.attr('data-target'));
});
// load external fonts
if ($('[data-extfont]').length) {
console.log(`${NAME}: loading external fonts [data-extfont]`);
$.getScript(
'//ajax.googleapis.com/ajax/libs/webfont/1/webfont.js',
() => {
const fonts = [];
$('[data-extfont]').each((i, el) => {
fonts[i] = $(el).attr('data-extfont');
});
W.WebFont.load({
google: {
families: fonts,
},
});
},
);
}
// data-set links
$('[data-set-target]').on('click', (e) => {
console.log(`${NAME}: [data-set-target]`);
const $el = $(e.currentTarget);
const $target = $($el.data('set-target'));
if (!$target.length) {
return;
}
$target.each((i, targetEl) => {
const $targetEl = $(targetEl);
const tag = $targetEl.prop('tagName').toLowerCase();
if (tag === 'input' || tag === 'select') {
$targetEl.val($el.data('set-val'));
} else if (!$targetEl.hasClass('field')) {
$targetEl.text($el.data('set-val'));
}
});
$el.trigger(Events.SET_TARGET_UPDATE);
$target.closest('form').trigger(Events.SET_TARGET_UPDATE);
});
// emulate links
$('.a[data-href]').on('click', (e) => {
console.log(`${NAME}: js link processing .a[data-href]`);
const $el = $(e.currentTarget);
const href = $el.data('href');
if (!href.length) {
console.warn(`${NAME}: .a[data-href] | Missing data-href`);
console.warn($el);
}
W.location.assign(href);
});
// hide spinner
Spinner.hide(() => {
$Body.addClass('loaded');
});
// fire page printing
if (W.URLDetails['hash'].indexOf('printpage') > -1) {
W.print();
}
$Body.data(NAME, ui);
$W.removeClass('lock-main-init');
}
static detectBootstrapScreenSize() {
const $el = $('<div class="env-test"></div>');
let envs = [...Consts.ENVS];
$Body.append($el);
let curEnv = envs.shift();
envs = envs.reverse();
for (let i = 0; i < envs.length; ++i) {
const env = envs[i];
$el.addClass(`d-${env}-none`);
if ($el.is(':hidden')) {
curEnv = env;
break;
}
}
$el.remove();
$Body.removeClass(envs);
$Body.addClass(curEnv);
let landscape = true;
if ($W.width() > $W.height()) {
$Body.removeClass('portrait');
$Body.addClass('landscape');
} else {
landscape = false;
$Body.removeClass('landscape');
$Body.addClass('portrait');
}
console.log(
`${NAME}: screen size detected ${curEnv} | landscape ${landscape}`,
);
return curEnv;
}
static updateLocation(url) {
let location = url || W.location.href;
location = location.replace(W.URLDetails['base'], '/');
const hash = location.indexOf('#');
W.URLDetails.relative = location.split('#')[0];
W.URLDetails.hash =
hash >= 0 ? location.substr(location.indexOf('#')) : '';
}
// show site-wide alert
static alert(msg, cls) {
$SiteWideMessage.fadeOut('fast');
$SiteWideMessage.html(
`<div class="page-alert"><div class="alert alert-${cls}"><i class="close" data-dismiss="alert">&times;</i>${msg}</div></div>`,
);
$SiteWideMessage.find('.page-alert').alert();
$SiteWideMessage.find('.close[data-dismiss="alert"]').click(() => {
$SiteWideMessage.fadeOut('slow', () => {
$SiteWideMessage.find('.page-alert').alert('close');
});
});
$SiteWideMessage.fadeIn('slow');
if ($AlertNotify.length) {
$AlertNotify[0].play();
}
$W.trigger(`${Events.ALLERTAPPEARED}`);
}
// hide site-wide alert
static alertHide() {
if ($SiteWideMessage.length !== 0) {
$SiteWideMessage.fadeOut('slow', () => {
$SiteWideMessage.find('.alert').alert('close');
});
}
if ($AlertNotify.length && typeof $AlertNotify[0].stop !== 'undefined') {
$AlertNotify[0].stop();
}
$W.trigger(`${Events.ALLERTREMOVED}`);
}
// load all images
static loadImages() {
const $imgs = $Body.find('img').not('.loaded');
const $imgUrls = [];
const $imgLazyUrls = [];
// collect image details
$imgs.each((i, el) => {
const $el = $(el);
const src = $el.attr('src');
const lazySrc = $el.data('lazy-src');
if ($el.hasClass('loaded')) {
return;
}
if (src && src.length) {
$imgUrls.push(src);
}
if (lazySrc && lazySrc.length) {
$imgLazyUrls.push(lazySrc);
$el.addClass('loading');
AjaxUI.preload([lazySrc]).then(() => {
$el.attr('src', lazySrc);
$el.on(`${Events.LOADED}`, () => {
$el.addClass('loaded');
$el.removeClass('loading');
$el.trigger(`${Events.LAZYIMAGEREADY}`);
});
});
}
});
// load lazy backgrounds
$Body
.find('[data-lazy-bg]')
.not('.loaded')
.each((i, el) => {
const $el = $(el);
const lazySrc = $el.data('lazy-bg');
if ($el.hasClass('loaded')) {
return;
}
if (lazySrc && lazySrc.length) {
$imgLazyUrls.push(lazySrc);
$el.addClass('loading');
AjaxUI.preload([lazySrc]).then(() => {
$el.css({ 'background-image': `url(${lazySrc})` });
$el.addClass('loaded');
$el.removeClass('loading');
$el.trigger(`${Events.LAZYIMAGEREADY}`);
});
}
});
// replace img src
$Body
.find('[data-src-replace]')
.not('.loaded')
.each((i, el) => {
const $el = $(el);
const lazySrc = $el.data('src-replace');
if ($el.hasClass('loaded')) {
return;
}
if (lazySrc && lazySrc.length) {
$el.addClass('loaded');
$el.attr('src', lazySrc);
}
});
// load defined images
AjaxUI.preload($imgUrls).then(() => {
$W.trigger('images-loaded');
// load lazy images
AjaxUI.preload($imgLazyUrls).then(() => {
console.log(`${NAME}: All images are loaded!`);
setTimeout(() => {
$W.trigger(`${Events.LAZYIMAGESREADY}`);
console.groupEnd('Post-init');
console.timeEnd('Post-init');
}, 100);
});
});
}
static dispose() {
console.log(`${NAME}: dispose`);
}
}
$W.on(
`${Events.MAININIT} ${Events.AJAX} ${Events.AJAXMAIN} ${Events.LOADED}`,
() => {
if ($W.hasClass('lock-main-init')) {
console.warn('MainUI is locked');
return;
}
$W.addClass('lock-main-init');
MainUI.init();
},
);
$W.on(`${Events.RESIZE}`, () => {
MainUI.detectBootstrapScreenSize();
});
$W.on('beforeunload unload', () => {
Spinner.show(() => {
$Body.removeClass('loaded');
});
});
// hide spinner on target _blank
$('[target="_blank"],.external').on('click submit', (e) => {
if (
$(e.currentTarget).is('[data-toggle="lightbox"],[data-lightbox-gallery]')
) {
return false;
}
console.log(`${NAME}: External link`);
setTimeout(() => {
Spinner.hide(() => {
$Body.addClass('loaded');
});
}, 1000);
});
W.MainUI = MainUI;
return MainUI;
})($);
export default MainUI;