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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no" />
<meta name="format-detection" content="telephone=no" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="MobileOptimized" content="176" />
<meta name="HandheldFriendly" content="True" />
<meta name="robots" content="noindex,nofollow" />
<script src="https://telegram.org/js/telegram-web-app.js?2"></script>
<script>
function setThemeClass() {
document.documentElement.className = Telegram.WebApp.colorScheme;
}
Telegram.WebApp.onEvent('themeChanged', setThemeClass);
setThemeClass();
</script>
<title></title>
<style>
body {
--bg-color: var(--tg-theme-bg-color, #fff);
font-family: sans-serif;
background-color: var(--bg-color);
color: var(--tg-theme-text-color, #222);
font-size: 14px;
margin: 0;
padding: 0;
color-scheme: var(--tg-color-scheme);
}
body.gray {
background-color: var(--tg-theme-secondary-bg-color, #efefef);
}
a {
color: var(--tg-theme-link-color, #2678b6);
}
.btn {
font-size: 14px;
padding: 10px 17px;
}
.btn-primary {
background-color: var(--tg-theme-button-color, #50a8eb);
color: var(--tg-theme-button-text-color, #fff);
border: none;
}
button {
display: block;
width: 100%;
font-size: 14px;
margin: 15px 0;
padding: 12px 20px;
border: none;
border-radius: 4px;
background-color: var(--tg-theme-button-color, #50a8eb);
color: var(--tg-theme-button-text-color, #ffffff);
cursor: pointer;
}
.main-container {
padding: 15px;
}
.list-header {
text-transform: uppercase;
font-size: .92em;
color: var(--tg-theme-hint-color, #ccc);
margin: 0 0 10px;
}
a.list-group-item,
button.list-group-item {
color: var(--tg-theme-text-color, #222);
}
.main-container p {
margin: 0 0 10px;
}
.main-container pre,
.main-container > .btn {
margin: 0 0 7px;
}
.main-container pre + .hint,
.main-container > .btn + .hint {
text-align: center;
margin: 0 0 15px;
}
button[disabled] {
opacity: 0.6;
cursor: auto;
pointer-events: none;
}
button.close_btn {
/*position: fixed;*/
position: absolute;
left: 0;
right: 0;
bottom: 0;
border-radius: 0;
margin: 0;
padding: 16px 20px;
text-transform: uppercase;
}
input[type="text"],
.input[contenteditable] {
display: block;
box-sizing: border-box;
font-size: 14px;
width: 100%;
padding: 12px 20px;
margin: 15px 0;
border: 1px solid var(--tg-theme-link-color, #000);
background-color: var(--tg-theme-bg-color, #ffffff);
border-radius: 4px;
color: var(--tg-theme-text-color, #222222);
text-align: start;
}
input[type="text"]::-webkit-input-placeholder {
color: var(--tg-theme-hint-color, #ccc);
}
input[type="text"]::-moz-placeholder {
color: var(--tg-theme-hint-color, #ccc);
}
input[type="text"]:-ms-input-placeholder {
color: var(--tg-theme-hint-color, #ccc);
}
.input[data-placeholder] {
position: relative;
}
.input[data-placeholder]:empty:before {
position: absolute;
left: 0;
right: 0;
content: attr(data-placeholder);
color: var(--tg-theme-hint-color, #ccc);
padding: 0 20px;
font-weight: normal;
white-space: nowrap;
text-overflow: ellipsis;
overflow: hidden;
pointer-events: none;
z-index: -1;
}
section {
padding: 15px;
text-align: center;
background-color: var(--bg-color, #ffffff);
}
section#top_sect {
background-color: var(--tg-theme-bg-color, #ffffff);
}
section#top_sect.second {
background-color: var(--tg-theme-secondary-bg-color, #efefef);
}
section .sect_row {
margin: 10px 0;
}
section + section {
padding: 0 15px 65px;
}
p {
margin: 40px 0 15px;
}
ul {
text-align: left;
}
li {
color: var(--tg-theme-hint-color, #a8a8a8);
}
textarea {
width: 100%;
box-sizing: border-box;
padding: 7px;
}
pre {
background: rgba(0, 0, 0, .07);
color: var(--tg-theme-text-color, #222);
font-size: 12px;
border: none;
border-radius: 4px;
padding: 8px;
margin: 7px 0;
word-break: break-word;
white-space: pre-wrap;
text-align: left;
}
.dark pre {
background: rgba(255, 255, 255, .15);
}
.chat_img {
width: 30px;
border-radius: 15px;
margin-right: 10px;
}
.columns {
display: flex;
}
.columns > * {
flex-grow: 1;
}
.hint {
font-size: .8em;
color: var(--tg-theme-hint-color, #a8a8a8);
}
.ok {
color: green;
}
.err {
color: red;
}
.status_need {
display: none;
}
#fixed_wrap {
position: fixed;
left: 0;
right: 0;
top: 0;
transform: translateY(100vh);
}
.viewport-container {
position: fixed;
left: 0;
right: 0;
top: 0;
height: var(--tg-viewport-stable-height, 100vh);
transition: height .2s ease;
}
.viewport-container .main-container {
position: absolute;
left: 0;
right: 0;
top: 0;
bottom: 0;
display: flex;
justify-content: center;
align-items: center;
}
.viewport-container .main-container button {
width: auto;
}
.viewport-border,
.viewport-stable_border {
position: fixed;
left: 0;
right: 0;
top: 0;
height: var(--tg-viewport-height, 100vh);
pointer-events: none;
}
.viewport-stable_border {
height: var(--tg-viewport-stable-height, 100vh);
}
.viewport-border:before,
.viewport-stable_border:before {
content: attr(text);
display: inline-block;
position: absolute;
background: gray;
right: 0;
top: 0;
font-size: 7px;
padding: 2px 4px;
vertical-align: top;
}
.viewport-stable_border:before {
background: green;
left: 0;
right: auto;
}
.viewport-border:after,
.viewport-stable_border:after {
content: '';
display: block;
position: absolute;
left: 0;
right: 0;
top: 0;
bottom: 0;
border: 2px dashed gray;
}
.viewport-stable_border:after {
border-color: green;
}
small {
font-size: 12px;
}
.small {
font-size: 12px;
}
.table {
width: 100%;
border-collapse: collapse;
}
.table td {
padding: 2px;
}
.table-bordered {
border: 1px solid var(--tg-theme-hint-color, #ccc);
}
.table-bordered th, .table-bordered td {
border: 1px solid var(--tg-theme-hint-color, #ccc);
padding: 4px;
}
.table.small button {
padding: 3px 6px;
font-size: 12px;
margin: 4px 0;
}
.table.small input {
padding: 3px 6px;
font-size: 12px;
margin: 4px 0;
}
</style>
</head>
<body class="" style="visibility: hidden;">
<section id="top_sect" class="second">
<button id="main_btn" onclick="DemoApp.sendMessage('');">Send «Hello, World!»</button>
<button id="with_webview_btn" onclick="DemoApp.sendMessage('', true);">Send «Hello, World!» with inline webview button</button>
<button id="data_btn" onclick="DemoApp.sendTime(true);">Send current time to bot (x10)</button>
<button onclick="DemoApp.expand();">Expand Webview</button>
<button onclick="DemoApp.toggleBackButton(this);">Show Back Button</button>
<button onclick="DemoApp.toggleSettingsButton(this);">Show Settings Button</button>
<button onclick="DemoApp.toggleMainButton(this);">Hide Main Button</button>
<button onclick="DemoApp.toggleSwipeBehavior(this);">Disable Vertical Swypes</button>
<input type="text" placeholder="Input text in regular input..." id="regular_field" />
<div
class="input"
contenteditable="true"
data-placeholder="Input text in contenteditable field..."
id="text_field"
></div>
<div id="peer_wrap" style="display:none">
<img id="peer_photo" class="chat_img" src="">
<span id="peer_name"></span>
</div>
<div class="sect_row">Header: <input type="color" id="header_color_input" />
<select id="header_color_sel">
<option value="bg_color" selected>bg_color</option>
<option value="secondary_bg_color">secondary_bg_color</option>
<option value="custom" id="header_color_val">custom...</option>
</select>
</div>
<div class="sect_row">Background: <input type="color" id="bg_color_input" />
<select id="bg_color_sel">
<option value="bg_color" selected>bg_color</option>
<option value="secondary_bg_color">secondary_bg_color</option>
<option value="custom" id="bg_color_val">custom...</option>
</select>
</div>
</section>
<section>
<div id="btn_status" class="hint" style="display: none;"></div>
<p>Test links:</p>
<ul>
<li><a id="regular_link" href="?nextpage=1">Regular link #1</a> (opens inside webview)</li>
<li><a href="https://telegram.org/" target="_blank">target="_blank" link</a> (opens outside webview)</li>
<li><a href="javascript:window.open('https://telegram.org/');">window.open() link</a> (opens outside webview)</li>
<li><a href="https://t.me/like">LikeBot t.me link</a> (opens inside Telegram app)</li>
<li><a href="javascript:Telegram.WebApp.openTelegramLink('https://t.me/vote');">web_app_open_tg_link()</a> (opens inside Telegram app)</li>
<li><a href="javascript:Telegram.WebApp.openLink('https://google.com/');">web_app_open_link()</a> (opens outside webview)</li>
<li><a href="tg://resolve?domain=vote">VoteBot tg:// link</a> (does not open)</li>
<li><a href="javascript:Telegram.WebApp.openLink('https://telegra.ph/api',{try_instant_view:true});">web_app_open_link({try_instant_view:true})</a> (opens IV inside Telegram app)</li>
<li><a href="javascript:Telegram.WebApp.openTelegramLink('https://t.me/DurgerKingBot/menu');">web_app_open_tg_link(webapp_direct_link)</a> (opens with confirm for the first time, then without)</li>
</ul>
<ul>
<li><a href="javascript:Telegram.WebApp.openLink('https://telegram.org',{try_browser:'chrome'});">telegram.org</a> (opens in Chrome)</li>
<li><a href="javascript:Telegram.WebApp.openLink('https://telegram.org',{try_browser:'firefox'});">telegram.org</a> (opens in Firefox)</li>
<li><a href="javascript:Telegram.WebApp.openLink('https://telegram.org',{try_browser:'safari'});">telegram.org</a> (opens in Safari)</li>
<li><a href="javascript:Telegram.WebApp.openLink('https://telegram.org',{try_browser:'opera'});">telegram.org</a> (opens in Opera)</li>
<li><a href="javascript:Telegram.WebApp.close({return_back:true});">Return back</a> (Android only)</li>
</ul>
<p>Test permissions:</p>
<div class="columns">
<ul>
<li><a href="javascript:;" onclick="return DemoApp.requestLocation(this);">Request Location</a> <span></span></li>
<li><a href="javascript:;" onclick="return DemoApp.requestVideo(this);">Request Video</a> <span></span></li>
<li><a href="javascript:;" onclick="return DemoApp.requestAudio(this);">Request Audio</a> <span></span></li>
<li><a href="javascript:;" onclick="return DemoApp.requestAudioVideo(this);">Request Audio+Video</a> <span></span></li>
<li><a href="javascript:;" onclick="return DemoApp.testClipboard(this);" id="clipboard_test">Read from clipboard</a> <span></span></li>
</ul>
<ul>
<li><a href="javascript:;" onclick="return DemoApp.requestWriteAccess(this);">Request write access</a> <span></span></li>
<li><a href="javascript:;" onclick="return DemoApp.requestPhoneNumber(this);">Request phone number</a> <span></span><br><br></li>
<li><a href="javascript:;" onclick="return DemoApp.requestServerTime(this);">Request server time</a> (invokes custom method) <span></span></li>
</ul>
</div>
<p>Test alerts:</p>
<div class="columns">
<ul>
<li><a href="javascript:;" onclick="alert('Hello!');">alert</a></li>
<li><a href="javascript:;" onclick="confirm('Are you sure?');">confirm</a></li>
<li><a href="javascript:;" onclick="prompt('How old are you?');">prompt</a></li>
</ul>
<ul>
<li><a href="javascript:;" onclick="DemoApp.showAlert('Hello!');">showAlert</a></li>
<li><a href="javascript:;" onclick="DemoApp.showConfirm('Are you sure?');">showConfirm</a></li>
<li><a href="javascript:;" onclick="DemoApp.requestWriteAccess();">requestWriteAccess</a></li>
<li><a href="javascript:;" onclick="DemoApp.requestContact();">requestContact</a></li>
<li><a href="javascript:;" onclick="DemoApp.showPopup();">showPopup</a></li>
<li><a href="javascript:;" onclick="DemoApp.showScanQrPopup();">showScanQrPopup</a></li>
<li><a href="javascript:;" onclick="DemoApp.showScanQrPopup(true);">showScanQrPopup (links only)</a></li>
</ul>
</div>
<p>Haptics:</p>
<ul>
<li>Impact: <a href="javascript:Telegram.WebApp.HapticFeedback.impactOccurred('heavy');">heavy</a>, <a href="javascript:Telegram.WebApp.HapticFeedback.impactOccurred('light');">light</a>, <a href="javascript:Telegram.WebApp.HapticFeedback.impactOccurred('medium');">medium</a>, <a href="javascript:Telegram.WebApp.HapticFeedback.impactOccurred('rigid');">rigid</a>, <a href="javascript:Telegram.WebApp.HapticFeedback.impactOccurred('soft');">soft</a><br><br></li>
<li>Notification: <a href="javascript:Telegram.WebApp.HapticFeedback.notificationOccurred('error');">error</a>, <a href="javascript:Telegram.WebApp.HapticFeedback.notificationOccurred('success');">success</a>, <a href="javascript:Telegram.WebApp.HapticFeedback.notificationOccurred('warning');">warning</a><br><br></li>
<li>Selection: <a href="javascript:Telegram.WebApp.HapticFeedback.selectionChanged();">changed</a><br><br></li>
</ul>
<p>Cloud storage:</p>
<form onsubmit="DemoApp.saveCloudForm(this, event);">
<table class="table table-bordered small">
<thead>
<tr>
<th width="20%">Key</th>
<th width="70%">Value</th>
<th width="10%"></th>
</tr>
</thead>
<tbody id="cloud_rows"></tbody>
<tfoot>
<tr>
<td><input type="text" name="key" /></td>
<td><input type="text" name="value" /></td>
<td>
<button type="submit">Save</button>
<button type="reset">Clear</button>
</td>
</tr>
</tfoot>
</table>
</form>
<p>Biometrics:</p>
<div class="columns">
<ul>
<li>isInited: <span class="txt" id="bm_inited">false</span></li>
<li>available: <span class="txt" id="bm_available">false</span></li>
<li>type: <span class="txt" id="bm_type"></span></li>
<li>access_requested: <span class="txt" id="bm_access_requested">false</span> (<a href="javascript:;" onclick="return DemoApp.biometricRequestAccess(this);">Request access</a>) <span></span></li>
<li>access_granted: <span class="txt" id="bm_access_granted">false</span> <span id="bm_settings" style="display:none;">(<a href="javascript:;" onclick="return DemoApp.biometricOpenSettings(this);">Open settings</a>)</span></li>
<li>token_saved: <span class="txt" id="bm_token_saved">false</span> (<a href="javascript:;" onclick="return DemoApp.biometricSetToken(this);">Set token</a>, <a href="javascript:;" onclick="return DemoApp.biometricRemoveToken(this);">Remove token</a>) <span></span></li>
<li>device_id: <span class="txt" id="bm_device_id"></span></li>
<li><a href="javascript:;" onclick="return DemoApp.biometricRequestAuth(this);">Request auth</a> <span></span></li>
</ul>
</div>
<pre><code id="webview_data"></code></pre>
<div class="hint">
Data passed to webview.
<span id="webview_data_status" class="status_need">Checking hash...</span>
</div>
<pre><code id="theme_data"></code></pre>
<div class="hint">
Theme params
</div>
<div class="hint">
Version: <span id="ver"></span>,
platform: <span id="platform"></span>
</div>
</section>
<div class="viewport-border"></div>
<div class="viewport-stable_border"></div>
<script type="application/javascript">
/*
* This is a demo code for Telegram WebApp for Bots
* It contains basic examples of how to use the API
* Note: all requests to backend are disabled in this demo, you should use your own backend
*/
const DemoApp = {
initData : Telegram.WebApp.initData || '',
initDataUnsafe: Telegram.WebApp.initDataUnsafe || {},
MainButton: Telegram.WebApp.MainButton,
BackButton: Telegram.WebApp.BackButton,
SettingsButton: Telegram.WebApp.SettingsButton,
init(options) {
document.body.style.visibility = ''
Telegram.WebApp.ready()
Telegram.WebApp.MainButton.setParams({
text : 'CLOSE WEBVIEW',
is_visible: true
}).onClick(DemoApp.close)
Telegram.WebApp.BackButton.onClick(function() {
DemoApp.showAlert('Back button pressed')
})
Telegram.WebApp.SettingsButton.onClick(function() {
DemoApp.showAlert('Settings opened!')
})
},
expand() {
Telegram.WebApp.expand();
},
close() {
Telegram.WebApp.close();
},
toggleMainButton(el) {
const mainButton = Telegram.WebApp.MainButton;
if (mainButton.isVisible) {
mainButton.hide();
el.innerHTML = 'Show Main Button';
} else {
mainButton.show();
el.innerHTML = 'Hide Main Button';
}
},
toggleBackButton(el) {
if (DemoApp.BackButton.isVisible) {
DemoApp.BackButton.hide();
el.innerHTML = 'Show Back Button';
} else {
DemoApp.BackButton.show();
el.innerHTML = 'Hide Back Button';
}
},
toggleSettingsButton(el) {
if (DemoApp.SettingsButton.isVisible) {
DemoApp.SettingsButton.hide();
el.innerHTML = 'Show Settings Button';
} else {
DemoApp.SettingsButton.show();
el.innerHTML = 'Hide Settings Button';
}
},
toggleSwipeBehavior(el) {
if (Telegram.WebApp.isVerticalSwipesEnabled) {
Telegram.WebApp.disableVerticalSwipes();
el.innerHTML = 'Enable Vertical Swypes';
} else {
Telegram.WebApp.enableVerticalSwipes();
el.innerHTML = 'Disable Vertical Swypes';
}
},
// version to string Example: '6.9'
doesntSupport(version) {
// console.log("version: " + version);
// console.log("realVersion: " + this.version());
// console.log("doesntSupport: " + this.isVersionAtLeast(version));
if (!this.isVersionAtLeast(version)) {
Telegram.WebApp.showAlert('This feature is not supported in this version of Telegram', function () {
Telegram.WebApp.close();
});
throw new Error('This feature is not supported in this version of Telegram');
}
},
// actions
sendMessage(msg_id, with_webview) {
if (!DemoApp.initDataUnsafe.query_id) {
alert('WebViewQueryId not defined');
return;
}
document.querySelectorAll('button').forEach((btn) => btn.disabled = true);
const btn = document.querySelector('#btn_status');
btn.textContent = 'Sending...';
DemoApp.apiRequest('sendMessage', {
msg_id : msg_id || '',
with_webview: !DemoApp.initDataUnsafe.receiver && with_webview ? 1 : 0
}, function (result) {
document.querySelectorAll('button').forEach((btn) => btn.disabled = false);
if (result.response) {
if (result.response.ok) {
btn.textContent = 'Message sent successfully!';
btn.className = 'ok';
btn.style.display = 'block';
} else {
btn.textContent = result.response.description;
btn.className = 'err';
btn.style.display = 'block';
alert(result.response.description);
}
} else if (result.error) {
btn.textContent = result.error;
btn.className = 'err';
btn.style.display = 'block';
alert(result.error);
} else {
btn.textContent = 'Unknown error';
btn.className = 'err';
btn.style.display = 'block';
alert('Unknown error');
}
});
},
changeMenuButton(close) {
document.querySelectorAll('button').forEach((btn) => btn.disabled = true);
const btnStatus = document.querySelector('#btn_status');
btnStatus.textContent = 'Changing button...';
DemoApp.apiRequest('changeMenuButton', {}, function (result) {
document.querySelectorAll('button').forEach((btn) => btn.disabled = false);
if (result.response) {
if (result.response.ok) {
btnStatus.textContent = 'Button changed!';
btnStatus.className = 'ok';
btnStatus.style.display = 'block';
Telegram.WebApp.close();
} else {
btnStatus.textContent = result.response.description;
btnStatus.className = 'err';
btnStatus.style.display = 'block';
alert(result.response.description);
}
} else if (result.error) {
btnStatus.textContent = result.error;
btnStatus.className = 'err';
btnStatus.style.display = 'block';
alert(result.error);
} else {
btnStatus.textContent = 'Unknown error';
btnStatus.className = 'err';
btnStatus.style.display = 'block';
alert('Unknown error');
}
});
if (close) {
setTimeout(function () {
Telegram.WebApp.close();
}, 50);
}
},
checkInitData() {
const webViewStatus = document.querySelector('#webview_data_status');
if (DemoApp.initDataUnsafe.query_id &&
DemoApp.initData &&
webViewStatus.classList.contains('status_need')
) {
webViewStatus.classList.remove('status_need');
DemoApp.apiRequest('checkInitData', {}, function (result) {
if (result.ok) {
webViewStatus.textContent = 'Hash is correct (async)';
webViewStatus.className = 'ok';
} else {
webViewStatus.textContent = result.error + ' (async)';
webViewStatus.className = 'err';
}
});
}
},
sendText(spam) {
const textField = document.querySelector('#text_field');
const text = textField.value;
if (!text.length) {
return textField.focus();
}
if (byteLength(text) > 4096) {
return alert('Text is too long');
}
const repeat = spam ? 10 : 1;
for (let i = 0; i < repeat; i++) {
Telegram.WebApp.sendData(text);
}
},
sendTime(spam) {
const repeat = spam ? 10 : 1;
for (let i = 0; i < repeat; i++) {
Telegram.WebApp.sendData(new Date().toString());
}
},
switchInlineQuery(query, chooseChat) {
if (chooseChat) {
const chatTypes = []
const types = ['users', 'bots', 'groups', 'channels'];
for (let i = 0; i < types.length; i++) {
const el = document.getElementById('select-' + types[i]);
if (el.checked) {
chatTypes.push(types[i]);
}
}
if (!chooseChatTypes.length) {
return DemoApp.showAlert('Select chat types!');
}
Telegram.WebApp.switchInlineQuery(query, chatTypes)
}
Telegram.WebApp.switchInlineQuery(query, false)
},
// Alerts
showAlert(message) {
Telegram.WebApp.showAlert(message);
},
showConfirm(message) {
Telegram.WebApp.showConfirm(message);
},
requestContact() {
Telegram.WebApp.requestContact(function (result) {
if (result) {
DemoApp.showAlert('Contact granted');
} else {
DemoApp.showAlert('Contact denied');
}
});
},
isVersionAtLeast(version) {
return Telegram.WebApp.isVersionAtLeast(version);
},
showPopup() {
Telegram.WebApp.showPopup({
title : 'Popup title',
message: 'Popup message',
buttons: [
{id: 'delete', type: 'destructive', text: 'Delete all'},
{id: 'faq', type: 'default', text: 'Open FAQ'},
{type: 'cancel'},
]
}, function (buttonId) {
if (buttonId === 'delete') {
DemoApp.showAlert("'Delete all' selected");
} else if (buttonId === 'faq') {
Telegram.WebApp.openLink('https://telegram.org/faq');
}
});
},
showScanQrPopup: function (linksOnly) {
Telegram.WebApp.showScanQrPopup({
text: linksOnly ? 'with any link' : 'for test purposes'
}, function (text) {
if (linksOnly) {
const lowerText = text.toString().toLowerCase();
if (lowerText.substring(0, 7) === 'http://' ||
lowerText.substring(0, 8) === 'https://'
) {
setTimeout(function () {
Telegram.WebApp.openLink(text);
}, 50);
return true;
}
} else {
DemoApp.showAlert(text);
return true;
}
});
},
// Permissions
requestLocation(el) {
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition(function (position) {
el.nextElementSibling.innerHTML = '(' + position.coords.latitude + ', ' + position.coords.longitude + ')';
el.nextElementSibling.className = 'ok';
});
} else {
el.nextElementSibling.innerHTML = 'Geolocation is not supported in this browser.';
el.nextElementSibling.className = 'err';
}
return false;
},
requestVideo(el) {
if (navigator.mediaDevices) {
navigator.mediaDevices.getUserMedia({audio: false, video: true}).then(function (stream) {
el.nextElementSibling.innerHTML = '(Access granted)';
});
} else {
el.nextElementSibling.innerHTML = 'Media devices is not supported in this browser.';
el.nextElementSibling.className = 'err';
}
return false;
},
requestAudio(el) {
if (navigator.mediaDevices) {
navigator.mediaDevices.getUserMedia({audio: true, video: false}).then(function (stream) {
el.nextElementSibling.innerHTML = '(Access granted)';
el.nextElementSibling.className = 'ok';
});
} else {
el.nextElementSibling.innerHTML = 'Media devices is not supported in this browser.';
el.nextElementSibling.className = 'err';
}
return false;
},
requestAudioVideo(el) {
if (navigator.mediaDevices) {
navigator.mediaDevices.getUserMedia({audio: true, video: true}).then(function (stream) {
el.nextElementSibling.innerHTML = '(Access granted)';
el.nextElementSibling.className = 'ok';
});
} else {
el.nextElementSibling.innerHTML = 'Media devices is not supported in this browser.';
el.nextElementSibling.className = 'err';
}
return false;
},
testClipboard(el) {
Telegram.WebApp.readTextFromClipboard(function (clipText) {
if (clipText === null) {
el.nextElementSibling.innerHTML = 'Clipboard text unavailable.';
el.nextElementSibling.className = 'err';
} else {
el.nextElementSibling.innerHTML = '(Read from clipboard: «' + clipText + '»)';
el.nextElementSibling.className = 'ok';
}
});
return false;
},
requestWriteAccess(el) {
Telegram.WebApp.requestWriteAccess(function(allowed) {
if (allowed) {
el.nextElementSibling.innerHTML = '(Access granted)'
el.nextElementSibling.className = 'ok'
} else {
el.nextElementSibling.innerHTML = '(User declined this request)'
el.nextElementSibling.className = 'err'
}
})
},
requestPhoneNumber(el) {
Telegram.WebApp.requestContact(function(sent, event) {
if (sent) {
el.nextElementSibling.innerHTML = '(Phone number sent to the bot' + (event && event.responseUnsafe && event.responseUnsafe.contact && event.responseUnsafe.contact.phone_number ? ': +' + event.responseUnsafe.contact.phone_number : '') + ')'
el.nextElementSibling.className = 'ok'
} else {
el.nextElementSibling.innerHTML = '(User declined this request)'
el.nextElementSibling.className = 'err'
}
})
},
requestServerTime(el) {
Telegram.WebApp.invokeCustomMethod('getCurrentTime', {}, function(err, time) {
if (err) {
el.nextElementSibling.innerHTML = '(' + err + ')'
el.nextElementSibling.className = 'err'
} else {
el.nextElementSibling.innerHTML = '(' + (new Date(time * 1000)).toString() + ')'
el.nextElementSibling.className = 'ok'
}
});
},
// cloud storage
cloudStorageKeys: {},
cloudStorageItems: {},
editCloudRow(el, event) {
event.preventDefault();
const values = DemoApp.cloudStorageItems
const key = el.closest('tr').getAttribute('data-key')
el.form.reset();
el.form.key.value = key;
el.form.value.value = values[key];
},
deleteCloudRow(el, event) {
event.preventDefault();
const key = el.closest('tr').getAttribute('data-key')
Telegram.WebApp.CloudStorage.removeItem(key, function(err, deleted) {
if (err) {
DemoApp.showAlert('Error: ' + err);
} else {
if (deleted) {
const index = DemoApp.cloudStorageKeys.indexOf(key);
if (index >= 0) {
DemoApp.cloudStorageKeys.splice(index, 1);
}
delete DemoApp.cloudStorageItems[key];
}
el.form.reset();
DemoApp.updateCloudRows();
}
});
},
saveCloudForm(form, event) {
event.preventDefault();
const key = form.key.value
const value = form.value.value
Telegram.WebApp.CloudStorage.setItem(key, value, function(err, saved) {
if (err) {
DemoApp.showAlert('Error: ' + err);
} else {
if (saved) {
if (typeof DemoApp.cloudStorageItems[key] === 'undefined') {
DemoApp.cloudStorageKeys.push(key);
}
DemoApp.cloudStorageItems[key] = value;
}
form.reset();
DemoApp.updateCloudRows();
}
});
},
updateCloudRows() {
let html = '';
const keys = DemoApp.cloudStorageKeys;
const values = DemoApp.cloudStorageItems;
for (let i = 0; i < keys.length; i++) {
const key = keys[i];
html += '<tr data-key="'+cleanHTML(key)+'"><td>'+cleanHTML(key)+'</td><td>'+cleanHTML(values[key])+'</td><td><button onclick="DemoApp.editCloudRow(this, event);">Edit</button><button onclick="DemoApp.deleteCloudRow(this, event);">Delete</button></td></tr>';
}
document.getElementById('cloud_rows').innerHTML = html
},
loadCloudKeys(el) {
Telegram.WebApp.CloudStorage.getKeys(function(err, keys) {
if (err) {
DemoApp.showAlert('Error: ' + err);
} else {
if (keys.length > 0) {
Telegram.WebApp.CloudStorage.getItems(keys, function(err, values) {
if (err) {
DemoApp.showAlert('Error: ' + err);
} else {
DemoApp.cloudStorageKeys = keys;
DemoApp.cloudStorageItems = {};
for (let i = 0; i < keys.length; i++) {
const key = keys[i];
DemoApp.cloudStorageItems[key] = values[key];
}
DemoApp.updateCloudRows();
}
});
}
}
});
},
// biometrics
biometricInit(el) {
const biometricManager = Telegram.WebApp.BiometricManager;
if (!DemoApp.biometricInited) {
DemoApp.biometricInited = true;
Telegram.WebApp.onEvent('biometricManagerUpdated', function() {
document.getElementById('bm_inited').textContent = biometricManager.isInited ? 'true' : 'false'
document.getElementById('bm_available').textContent = biometricManager.isBiometricAvailable ? 'true' : 'false'
document.getElementById('bm_type').textContent = biometricManager.biometricType || ''
document.getElementById('bm_access_requested').textContent = biometricManager.isAccessRequested ? 'true' : 'false'
document.getElementById('bm_access_granted').textContent = biometricManager.isAccessGranted ? 'true' : 'false'
document.getElementById('bm_token_saved').textContent = biometricManager.isBiometricTokenSaved ? 'true' : 'false'
document.getElementById('bm_device_id').textContent = biometricManager.deviceId || ''
document.getElementById('bm_settings').style.display = biometricManager.isBiometricAvailable && biometricManager.isAccessRequested && !biometricManager.isAccessGranted ? 'block' : 'none'
});
}