CHIEFSOFT\ameye
127 lines
3.6 KiB
JavaScript
127 lines
3.6 KiB
JavaScript
// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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import Notification from 'core/notification';
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import {getString} from 'core/str';
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/**
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* A javascript module for the time in the assign module.
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*
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* @copyright 2020 Matt Porritt <mattp@catalyst-au.net>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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/**
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* Timestamp at which time runs out.
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*
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* @property {Number} endTime
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*/
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let endTime = 0;
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/**
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* ID of the timeout that updates the clock.
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*
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* @property {Number} timeoutId
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*/
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let timeoutId = null;
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/**
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* The timer element.
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*
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* @property {Element} timer
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*/
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let timer = null;
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/**
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* Helper method to convert time remaining in seconds into HH:MM:SS format.
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*
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* @method formatSeconds
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* @param {Number} secs Time remaining in seconds to get value for.
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* @return {String} Time remaining in HH:MM:SS format.
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*/
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const formatSeconds = (secs) => {
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const hours = Math.floor(secs / 3600);
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const minutes = Math.floor(secs / 60) % 60;
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const seconds = secs % 60;
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return [hours, minutes, seconds]
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// Remove the hours column if there is less than 1 hour left.
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.filter((value, index) => value !== 0 || index > 0)
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// Ensure that all fields are two digit numbers.
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.map(value => `${value}`.padStart(2, '0'))
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.join(":");
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};
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/**
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* Stop the timer, if it is running.
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*
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* @method stop
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*/
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const stop = () => {
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if (timeoutId) {
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clearTimeout(timeoutId);
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}
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};
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/**
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* Function to update the clock with the current time left.
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*
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* @method update
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*/
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const update = () => {
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const now = new Date().getTime();
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const secondsLeft = Math.floor((endTime - now) / 1000);
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// If time has expired, set the hidden form field that says time has expired.
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if (secondsLeft <= 0) {
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timer.classList.add('alert', 'alert-danger');
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timer.innerHTML = '00:00:00';
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// Only add a notification on the assign submission page.
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if (document.getElementById("mod_assign_timelimit_block")) {
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getString('caneditsubmission', 'mod_assign')
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.then(message => Notification.addNotification({message}))
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.catch(Notification.exception);
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}
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stop();
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return;
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} else if (secondsLeft < 300) { // Add danger style when less than 5 minutes left.
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timer.classList.remove('alert-warning');
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timer.classList.add('alert', 'alert-danger');
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} else if (secondsLeft < 900) { // Add warning style when less than 15 minutes left.
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timer.classList.remove('alert-danger');
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timer.classList.add('alert', 'alert-warning');
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}
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// Update the time display.
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timer.innerHTML = formatSeconds(secondsLeft);
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// Arrange for this method to be called again soon.
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timeoutId = setTimeout(update, 500);
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};
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/**
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* Set up the submission timer.
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*
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* @method init
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* @param {Number} timerId Unique ID of the timer element.
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*/
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export const init = (timerId) => {
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timer = document.getElementById(timerId);
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endTime = M.pageloadstarttime.getTime() + (timer.dataset.starttime * 1000);
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update();
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};
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