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// 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/>.
/**
* Send bulk message to the given user ids.
*
* @module core_message/message_send_bulk
* @copyright 2019 Shamim Rezaie <shamim@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
import {get_string} from 'core/str';
import ModalFactory from 'core/modal_factory';
import Templates from 'core/templates';
import ModalEvents from 'core/modal_events';
import Ajax from 'core/ajax';
import Notification from 'core/notification';
/**
* Show the send message popup.
*
* @method showModal
* @param {int[]} users
* @param {Function} callback A callback to apply after the form is closed.
* @returns {Promise}
*/
export const showModal = (users, callback = null) => {
if (!users.length) {
// Nothing to do.
return Promise.resolve();
}
let titlePromise = null;
if (users.length == 1) {
titlePromise = get_string('sendbulkmessagesingle', 'core_message');
} else {
titlePromise = get_string('sendbulkmessage', 'core_message', users.length);
}
return ModalFactory.create({
type: ModalFactory.types.SAVE_CANCEL,
body: Templates.render('core_message/send_bulk_message', {}),
title: titlePromise,
})
.then(function(modal) {
modal.setSaveButtonText(titlePromise);
// When the dialog is closed, perform the callback (if provided).
modal.getRoot().on(ModalEvents.hidden, function() {
if (callback) {
callback();
}
modal.getRoot().remove();
});
modal.getRoot().on(ModalEvents.save, function() {
let messageText = modal.getRoot().find('form textarea').val();
sendMessage(messageText, users);
});
modal.show();
return modal;
});
};
/**
* Send a message to these users.
*
* @method sendMessage
* @param {String} messageText
* @param {Number[]} users
* @returns {Promise}
*/
export const sendMessage = (messageText, users) => {
let messages = [];
users.forEach(user => {
messages.push({
touserid: user,
text: messageText
});
});
return Ajax.call([{
methodname: 'core_message_send_instant_messages',
args: {messages: messages}
}])[0]
.then(function(messageIds) {
if (messageIds.length == 1) {
return get_string('sendbulkmessagesentsingle', 'core_message');
} else {
return get_string('sendbulkmessagesent', 'core_message', messageIds.length);
}
})
.then(function(msg) {
Notification.addNotification({
message: msg,
type: "success"
});
return true;
})
.catch(Notification.exception);
};