{{!
    This file is part of Moodle - http://moodle.org/

    Moodle is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Moodle is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
}}
{{!
    @template core/progress_bar

    Progress bar.

    Example context (json):
    {
        "id": "progressbar_test",
        "width": "500"
    }
}}
<div class="progressbar_container" style="width: {{width}}px;" id="{{id}}">
    <h2 id="{{id}}_status"></h2>
    <div class="progress progress-striped active">
        <div id="{{id}}_bar" class="bar" role="progressbar" aria-valuemin="0" aria-valuemax="100" aria-valuenow="0">&nbsp;</div>
    </div>
    <p id="{{id}}_estimate"></p>
</div>

{{! We must not use the JS helper otherwise this gets executed too late. }}
<script type="text/javascript">
(function() {
    var el = document.getElementById('{{id}}'),
        progressBar = document.getElementById('{{id}}_bar'),
        statusIndicator = document.getElementById('{{id}}_status'),
        estimateIndicator = document.getElementById('{{id}}_estimate');

    el.addEventListener('update', function(e) {
        var msg = e.detail.message,
            percent = e.detail.percent,
            estimate = e.detail.estimate;

        statusIndicator.textContent = msg;
        progressBar.textContent = '' + percent + '%';
        if (percent === 100) {
            el.classList.add('progress-success');
            estimateIndicator.textContent = '';
        } else {
            if (estimate) {
                estimateIndicator.textContent = estimate;
            } else {
                estimateIndicator.textContent = '';
            }
            el.classList.remove('progress-success');
        }
        progressBar.setAttribute('aria-valuenow', percent);
        progressBar.setAttribute('style', 'width: ' + percent + '%');
    });
})();
</script>
