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// 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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/**
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* Send bulk message to the given user ids.
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*
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* @module core_message/message_send_bulk
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* @copyright 2019 Shamim Rezaie <shamim@moodle.com>
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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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import {get_string} from 'core/str';
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import ModalSaveCancel from 'core/modal_save_cancel';
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import Templates from 'core/templates';
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import ModalEvents from 'core/modal_events';
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import Ajax from 'core/ajax';
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import Notification from 'core/notification';
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/**
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* Show the send message popup.
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*
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* @method showModal
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* @param {int[]} users
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* @param {Function} callback A callback to apply after the form is closed.
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* @returns {Promise}
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*/
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export const showModal = (users, callback = null) => {
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if (!users.length) {
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// Nothing to do.
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return Promise.resolve();
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}
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let titlePromise = null;
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if (users.length == 1) {
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titlePromise = get_string('sendbulkmessagesingle', 'core_message');
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} else {
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titlePromise = get_string('sendbulkmessage', 'core_message', users.length);
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}
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return ModalSaveCancel.create({
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body: Templates.render('core_message/send_bulk_message', {}),
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title: titlePromise,
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show: true,
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buttons: {
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save: titlePromise,
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},
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})
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.then(function(modal) {
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// When the dialog is closed, perform the callback (if provided).
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modal.getRoot().on(ModalEvents.hidden, function() {
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if (callback) {
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callback();
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}
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modal.getRoot().remove();
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});
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modal.getRoot().on(ModalEvents.save, function() {
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let messageText = modal.getRoot().find('form textarea').val();
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sendMessage(messageText, users);
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});
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return modal;
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});
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};
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/**
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* Send a message to these users.
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*
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* @method sendMessage
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* @param {String} messageText
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* @param {Number[]} users
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* @returns {Promise}
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*/
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export const sendMessage = (messageText, users) => {
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let messages = [];
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users.forEach(user => {
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messages.push({
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touserid: user,
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text: messageText
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});
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});
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return Ajax.call([{
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methodname: 'core_message_send_instant_messages',
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args: {messages: messages}
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}])[0]
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.then(function(messageIds) {
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if (messageIds.length == 1) {
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return get_string('sendbulkmessagesentsingle', 'core_message');
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} else {
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return get_string('sendbulkmessagesent', 'core_message', messageIds.length);
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}
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})
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.then(function(msg) {
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Notification.addNotification({
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message: msg,
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type: "success"
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});
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return true;
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})
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.catch(Notification.exception);
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};
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