// 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/>.
/**
* AMD module for model actions confirmation.
*
* @module tool_analytics/model
* @copyright 2017 David Monllao
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
define([
'jquery', 'core/str', 'core/log', 'core/notification', 'core/modal_save_cancel',
'core/modal_cancel', 'core/modal_events', 'core/templates'],
function($, Str, log, Notification, ModalSaveCancel, ModalCancel, ModalEvents, Templates) {
/**
* List of actions that require confirmation and confirmation message.
*/
var actionsList = {
clear: {
title: {
key: 'clearpredictions',
component: 'tool_analytics'
}, body: {
key: 'clearmodelpredictions',
component: 'tool_analytics'
}
},
'delete': {
title: {
key: 'delete',
component: 'tool_analytics'
}, body: {
key: 'deletemodelconfirmation',
component: 'tool_analytics'
}
}
};
/**
* Returns the model name.
*
* @param {Object} actionItem The action item DOM node.
* @return {String}
*/
var getModelName = function(actionItem) {
var wrap = $(actionItem).closest('[data-model-name]');
if (wrap.length) {
return wrap.attr('data-model-name');
} else {
log.error('Unexpected DOM error - unable to obtain the model name');
return '';
}
};
/** @alias module:tool_analytics/model */
return {
/**
* Displays a confirm modal window before executing the action.
*
* @param {String} actionId
* @param {String} actionType
*/
confirmAction: function(actionId, actionType) {
$('[data-action-id="' + actionId + '"]').on('click', function(ev) {
ev.preventDefault();
var a = $(ev.currentTarget);
if (typeof actionsList[actionType] === "undefined") {
log.error('Action "' + actionType + '" is not allowed.');
return;
}
var reqStrings = [
actionsList[actionType].title,
actionsList[actionType].body
];
reqStrings[1].param = getModelName(a);
var stringsPromise = Str.get_strings(reqStrings);
var modalPromise = ModalSaveCancel.create({});
$.when(stringsPromise, modalPromise).then(function(strings, modal) {
modal.setTitle(strings[0]);
modal.setBody(strings[1]);
modal.setSaveButtonText(strings[0]);
modal.getRoot().on(ModalEvents.save, function() {
window.location.href = a.attr('href');
});
modal.show();
return modal;
}).fail(Notification.exception);
});
},
/**
* Displays evaluation mode and time-splitting method choices.
*
* @param {String} actionId
* @param {Boolean} trainedOnlyExternally
*/
selectEvaluationOptions: function(actionId, trainedOnlyExternally) {
$('[data-action-id="' + actionId + '"]').on('click', function(ev) {
ev.preventDefault();
var a = $(ev.currentTarget);
var timeSplittingMethods = $(this).attr('data-timesplitting-methods');
ModalSaveCancel.create({
title: Str.get_string('evaluatemodel', 'tool_analytics'),
body: Templates.render('tool_analytics/evaluation_options', {
trainedexternally: trainedOnlyExternally,
timesplittingmethods: JSON.parse(timeSplittingMethods)
}),
removeOnClose: true,
buttons: {
save: Str.get_string('evaluate', 'tool_analytics'),
},
show: true,
})
.then((modal) => {
modal.getRoot().on(ModalEvents.save, function() {
// Evaluation mode.
var evaluationMode = $("input[name='evaluationmode']:checked").val();
if (evaluationMode == 'trainedmodel') {
a.attr('href', a.attr('href') + '&mode=trainedmodel');
}
// Selected time-splitting id.
var timeSplittingMethod = $("#id-evaluation-timesplitting").val();
a.attr('href', a.attr('href') + '×plitting=' + timeSplittingMethod);
window.location.href = a.attr('href');
return;
});
return modal;
}).catch(Notification.exception);
});
},
/**
* Displays export options.
*
* We have two main options: export training data and export configuration.
* The 2nd option has an extra option: include the trained algorithm weights.
*
* @param {String} actionId
* @param {Boolean} isTrained
*/
selectExportOptions: function(actionId, isTrained) {
$('[data-action-id="' + actionId + '"]').on('click', function(ev) {
ev.preventDefault();
var a = $(ev.currentTarget);
if (!isTrained) {
// Export the model configuration if the model is not trained. We can't export anything else.
a.attr('href', a.attr('href') + '&action=exportmodel&includeweights=0');
window.location.href = a.attr('href');
return;
}
var stringsPromise = Str.get_strings([
{
key: 'export',
component: 'tool_analytics'
}
]);
var modalPromise = ModalSaveCancel.create({
body: Templates.render('tool_analytics/export_options', {}),
removeOnClose: true,
});
$.when(stringsPromise, modalPromise).then(function(strings, modal) {
modal.setTitle(strings[0]);
modal.setSaveButtonText(strings[0]);
modal.getRoot().on(ModalEvents.save, function() {
var exportOption = $("input[name='exportoption']:checked").val();
if (exportOption == 'exportdata') {
a.attr('href', a.attr('href') + '&action=exportdata');
} else {
a.attr('href', a.attr('href') + '&action=exportmodel');
if ($("#id-includeweights").is(':checked')) {
a.attr('href', a.attr('href') + '&includeweights=1');
} else {
a.attr('href', a.attr('href') + '&includeweights=0');
}
}
window.location.href = a.attr('href');
return;
});
modal.show();
return modal;
}).fail(Notification.exception);
});
}
};
});