peya-nodejs-pool/website_example/pages/admin/tools.html

<!-- Test E-Mail notifications -->
<h3><span data-tkey="testEmailNotifications">Test E-Mail notifications</span></h3>

<div class="card padding-15 padding-b-10">
    <div>
      <div id="test_email_message" role="alert" ></div>
    </div>
    <div class="row">
        <div class="col-lg-4 col-md-5 col-sm-6 push-down-5">
            <input class="form-control" id="emailAddress" type="text" data-tplaceholder="emailAddress" placeholder="E-Mail Address">
        </div>
        <div class="col-sm-4 push-down-5">
            <button class="btn btn-default" type="button" id="testEmailButton">
                <span><i class="fa fa-check"></i>&nbsp; <span data-tkey="sendTest">Send test</span></span>
            </button>
        </div>
    </div>
</div>

<!-- Test Telegram notifications -->
<h3><span data-tkey="testTelegramNotifications">Test Telegram Channel notifications</span></h3>

<div class="card padding-15 padding-b-10">
    <div>
      <div id="test_telegram_message" role="alert" ></div>
    </div>
    <div class="row">
        <div class="col-sm-4 push-down-5">
            <button class="btn btn-default" type="button" id="testTelegramButton">
                <span><i class="fa fa-check"></i>&nbsp; <span data-tkey="sendTest">Send test</span></span>
            </button>
        </div>
    </div>
</div>

<script>
/**
 * Error Message
 **/
function showError(testId, message) {
    $('#test_'+testId+'_message').text(message);
    $('#test_'+testId+'_message').removeClass().addClass('alert alert-danger');
}

/**
 * Success Message
 **/
function showSuccess(testId, message) {
    $('#test_'+testId+'_message').text(message);
    $('#test_'+testId+'_message').removeClass().addClass('alert alert-success');
}

/**
 * Test E-Mail notification
 **/

function isEmail(email) {
    var regex = /^([a-zA-Z0-9_.+-])+\@(([a-zA-Z0-9-])+\.)+([a-zA-Z0-9]{2,4})+$/;
    return regex.test(email);
}

$('#testEmailButton').click(function() {
    var password = docCookies.getItem('password');

    if(!password) {
        password = prompt('Enter admin password');
    }
    
    var email = $('#emailAddress').val().trim();
    if (!email) {
        showError('email', 'No email address specified');
	return;
    }
    if (!isEmail(email)) {
        showError('invalidEmail', 'Invalid email address specified');
        return;
    }

    $.ajax({
        url: api + '/test_email_notification',
        data: {
            password: password,
            email: email
        },
        dataType: 'json',
        cache: 'false'
    }).done(function(data){
        docCookies.setItem('password', password, Infinity);
        if (data.status == "done") {
            showSuccess('email', 'Done! Test is successful.');
        } else {
            showError('email', 'Error: ' + data.status);
        }
    });
});

/**
 * Test Telegram Channel notification
 **/

$('#testTelegramButton').click(function(){
    var password = docCookies.getItem('password');

    if(!password) {
        password = prompt('Enter admin password');
    }
    
    $.ajax({
        url: api + '/test_telegram_notification',
        data: {
            password: password,
        },
        dataType: 'json',
        cache: 'false'
    }).done(function(data){
        docCookies.setItem('password', password, Infinity);
        if (data.status == "done") {
            showSuccess('telegram', 'Test done! Check pool logs for more debugging informations.');
        } else {
            showError('telegram', 'Error: ' + data.status);
        }
    });
});
</script>