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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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* Manage the timeline view for the timeline block.
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*
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* @copyright 2018 Ryan Wyllie <ryan@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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define(
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[
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'jquery',
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'block_timeline/view_dates',
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'block_timeline/view_courses',
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],
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function(
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$,
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ViewDates,
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ViewCourses
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) {
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var SELECTORS = {
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TIMELINE_DATES_VIEW: '[data-region="view-dates"]',
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TIMELINE_COURSES_VIEW: '[data-region="view-courses"]',
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};
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/**
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* Intialise the timeline dates and courses views on page load.
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* This function should only be called once per page load because
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* it can cause event listeners to be added to the page.
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*
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* @param {object} root The root element for the timeline view.
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*/
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var init = function(root) {
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root = $(root);
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var datesViewRoot = root.find(SELECTORS.TIMELINE_DATES_VIEW);
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var coursesViewRoot = root.find(SELECTORS.TIMELINE_COURSES_VIEW);
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ViewDates.init(datesViewRoot);
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ViewCourses.init(coursesViewRoot);
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};
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/**
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* Reset the timeline dates and courses views to their original
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* state on first page load.
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*
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* This is called when configuration has changed for the event lists
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* to cause them to reload their data.
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*
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* @param {object} root The root element for the timeline view.
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*/
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var reset = function(root) {
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var datesViewRoot = root.find(SELECTORS.TIMELINE_DATES_VIEW);
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var coursesViewRoot = root.find(SELECTORS.TIMELINE_COURSES_VIEW);
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ViewDates.reset(datesViewRoot);
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ViewCourses.reset(coursesViewRoot);
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};
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/**
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* Tell the timeline dates or courses view that it has been displayed.
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*
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* This is called each time one of the views is displayed and is used to
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* lazy load the data within it on first load.
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*
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* @param {object} root The root element for the timeline view.
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*/
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var shown = function(root) {
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var datesViewRoot = root.find(SELECTORS.TIMELINE_DATES_VIEW);
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var coursesViewRoot = root.find(SELECTORS.TIMELINE_COURSES_VIEW);
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if (datesViewRoot.hasClass('active')) {
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ViewDates.shown(datesViewRoot);
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} else {
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ViewCourses.shown(coursesViewRoot);
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}
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};
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return {
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init: init,
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reset: reset,
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shown: shown,
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};
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});
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