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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/>.
/**
* Javascript controller for the "Actions" panel at the bottom of the page.
*
* @module mod_assign/grading_actions
* @package mod_assign
* @class GradingActions
* @copyright 2016 Damyon Wiese <damyon@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @since 3.1
*/
define(['jquery', 'mod_assign/grading_events'], function($, GradingEvents) {
/**
* GradingActions class.
*
* @class GradingActions
* @param {String} selector The selector for the page region containing the actions panel.
*/
var GradingActions = function(selector) {
this._regionSelector = selector;
this._region = $(selector);
this.registerEventListeners();
};
/** @type {String} Selector for the page region containing the user navigation. */
GradingActions.prototype._regionSelector = null;
/** @type {Integer} Remember the last user id to prevent unnessecary reloads. */
GradingActions.prototype._lastUserId = 0;
/** @type {JQuery} JQuery node for the page region containing the user navigation. */
GradingActions.prototype._region = null;
/**
* Show the actions if there is valid user.
*
* @method _showActionsForm
* @private
* @param {Event} event
* @param {Integer} userid
*/
GradingActions.prototype._showActionsForm = function(event, userid) {
var form = this._region.find('[data-region=grading-actions-form]');
if (userid != this._lastUserId && userid > 0) {
this._lastUserId = userid;
}
if (userid > 0) {
form.removeClass('hide');
} else {
form.addClass('hide');
}
};
/**
* Trigger the named action.
*
* @method _trigger
* @private
* @param {String} action
*/
GradingActions.prototype._trigger = function(action) {
$(document).trigger(action);
};
/**
* Get the review panel element.
*
* @method getReviewPanelElement
* @return {jQuery}
*/
GradingActions.prototype.getReviewPanelElement = function() {
return $('[data-region="review-panel"]');
};
/**
* Check if the page has a review panel.
*
* @method hasReviewPanelElement
* @return {bool}
*/
GradingActions.prototype.hasReviewPanelElement = function() {
return this.getReviewPanelElement().length > 0;
};
/**
* Get the collapse grade panel button.
*
* @method getCollapseGradePanelButton
* @return {jQuery}
*/
GradingActions.prototype.getCollapseGradePanelButton = function() {
return $('[data-region="grade-actions"] .collapse-grade-panel');
};
/**
* Get the collapse review panel button.
*
* @method getCollapseReviewPanelButton
* @return {jQuery}
*/
GradingActions.prototype.getCollapseReviewPanelButton = function() {
return $('[data-region="grade-actions"] .collapse-review-panel');
};
/**
* Get the expand all panels button.
*
* @method getExpandAllPanelsButton
* @return {jQuery}
*/
GradingActions.prototype.getExpandAllPanelsButton = function() {
return $('[data-region="grade-actions"] .collapse-none');
};
/**
* Remove the active state from all layout buttons.
*
* @method resetLayoutButtons
*/
GradingActions.prototype.resetLayoutButtons = function() {
this.getCollapseGradePanelButton().removeClass('active');
this.getCollapseReviewPanelButton().removeClass('active');
this.getExpandAllPanelsButton().removeClass('active');
};
/**
* Hide the review panel.
*
* @method collapseReviewPanel
*/
GradingActions.prototype.collapseReviewPanel = function() {
$(document).trigger(GradingEvents.COLLAPSE_REVIEW_PANEL);
$(document).trigger(GradingEvents.EXPAND_GRADE_PANEL);
this.resetLayoutButtons();
this.getCollapseReviewPanelButton().addClass('active');
};
/**
* Show/Hide the grade panel.
*
* @method collapseGradePanel
*/
GradingActions.prototype.collapseGradePanel = function() {
$(document).trigger(GradingEvents.COLLAPSE_GRADE_PANEL);
$(document).trigger(GradingEvents.EXPAND_REVIEW_PANEL);
this.resetLayoutButtons();
this.getCollapseGradePanelButton().addClass('active');
};
/**
* Return the layout to default.
*
* @method expandAllPanels
*/
GradingActions.prototype.expandAllPanels = function() {
$(document).trigger(GradingEvents.EXPAND_GRADE_PANEL);
$(document).trigger(GradingEvents.EXPAND_REVIEW_PANEL);
this.resetLayoutButtons();
this.getExpandAllPanelsButton().addClass('active');
};
/**
* Register event listeners for the grade panel.
*
* @method registerEventListeners
*/
GradingActions.prototype.registerEventListeners = function() {
// Don't need layout controls if there is no review panel.
if (this.hasReviewPanelElement()) {
var collapseReviewPanelButton = this.getCollapseReviewPanelButton();
collapseReviewPanelButton.click(function(e) {
this.collapseReviewPanel();
e.preventDefault();
}.bind(this));
collapseReviewPanelButton.keydown(function(e) {
if (!e.metaKey && !e.shiftKey && !e.altKey && !e.ctrlKey) {
if (e.keyCode === 13 || e.keyCode === 32) {
this.collapseReviewPanel();
e.preventDefault();
}
}
}.bind(this));
var collapseGradePanelButton = this.getCollapseGradePanelButton();
collapseGradePanelButton.click(function(e) {
this.collapseGradePanel();
e.preventDefault();
}.bind(this));
collapseGradePanelButton.keydown(function(e) {
if (!e.metaKey && !e.shiftKey && !e.altKey && !e.ctrlKey) {
if (e.keyCode === 13 || e.keyCode === 32) {
this.collapseGradePanel();
e.preventDefault();
}
}
}.bind(this));
var expandAllPanelsButton = this.getExpandAllPanelsButton();
expandAllPanelsButton.click(function(e) {
this.expandAllPanels();
e.preventDefault();
}.bind(this));
expandAllPanelsButton.keydown(function(e) {
if (!e.metaKey && !e.shiftKey && !e.altKey && !e.ctrlKey) {
if (e.keyCode === 13 || e.keyCode === 32) {
this.expandAllPanels();
e.preventDefault();
}
}
}.bind(this));
}
$(document).on('user-changed', this._showActionsForm.bind(this));
this._region.find('[name="savechanges"]').on('click', this._trigger.bind(this, 'save-changes'));
this._region.find('[name="saveandshownext"]').on('click', this._trigger.bind(this, 'save-and-show-next'));
this._region.find('[name="resetbutton"]').on('click', this._trigger.bind(this, 'reset'));
this._region.find('form').on('submit', function(e) {
e.preventDefault();
});
};
return GradingActions;
});