MDL-58835 report_insights: Not useful and ack prediction actions
[moodle.git] / report / insights / classes / output / insights_list.php
CommitLineData
373b1de1
DM
1<?php
2// This file is part of Moodle - http://moodle.org/
3//
4// Moodle is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8//
9// Moodle is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12// GNU General Public License for more details.
13//
14// You should have received a copy of the GNU General Public License
15// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
16
17/**
f9e7447f 18 * Insights list page.
373b1de1
DM
19 *
20 * @package report_insights
21 * @copyright 2017 David Monllao {@link http://www.davidmonllao.com}
22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
24
25namespace report_insights\output;
26
27defined('MOODLE_INTERNAL') || die();
28
29/**
f9e7447f 30 * Shows report_insights insights list.
373b1de1
DM
31 *
32 * @package report_insights
33 * @copyright 2017 David Monllao {@link http://www.davidmonllao.com}
34 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
35 */
f9e7447f 36class insights_list implements \renderable, \templatable {
373b1de1
DM
37
38 /**
39 * @var \core_analytics\model
40 */
41 protected $model;
42
43 /**
44 * @var \context
45 */
46 protected $context;
47
48 /**
413f19bc 49 * @var \core_analytics\model[]
373b1de1
DM
50 */
51 protected $othermodels;
52
68bfe1de
DW
53 /**
54 * @var int
55 */
56 protected $page;
57
58 /**
59 * @var int
60 */
61 protected $perpage;
62
413f19bc
DM
63 /**
64 * Constructor
65 *
66 * @param \core_analytics\model $model
67 * @param \context $context
68 * @param \core_analytics\model[] $othermodels
68bfe1de
DW
69 * @param int $page
70 * @param int $perpage The max number of results to fetch
413f19bc
DM
71 * @return void
72 */
68bfe1de 73 public function __construct(\core_analytics\model $model, \context $context, $othermodels, $page = 0, $perpage = 100) {
373b1de1
DM
74 $this->model = $model;
75 $this->context = $context;
76 $this->othermodels = $othermodels;
68bfe1de
DW
77 $this->page = $page;
78 $this->perpage = $perpage;
373b1de1
DM
79 }
80
81 /**
82 * Exports the data.
83 *
84 * @param \renderer_base $output
85 * @return \stdClass
86 */
87 public function export_for_template(\renderer_base $output) {
88 global $PAGE;
89
90 $data = new \stdClass();
1d5b1d01
DM
91 $data->insightname = format_string($this->model->get_target()->get_name());
92
68bfe1de 93 $total = 0;
373b1de1 94
f9e7447f 95 if ($this->model->uses_insights()) {
0c0a72e7 96 $predictionsdata = $this->model->get_predictions($this->context, true, $this->page, $this->perpage);
373b1de1 97
f9e7447f 98 $data->insights = array();
3592b64a
DM
99 if ($predictionsdata) {
100 list($total, $predictions) = $predictionsdata;
101
102 foreach ($predictions as $prediction) {
103 $insightrenderable = new \report_insights\output\insight($prediction, $this->model, true);
104 $data->insights[] = $insightrenderable->export_for_template($output);
105 }
f9e7447f
DM
106 }
107
68bfe1de 108 if (empty($data->insights) && $this->page == 0) {
f9e7447f
DM
109 if ($this->model->any_prediction_obtained()) {
110 $data->noinsights = get_string('noinsights', 'analytics');
111 } else {
112 $data->noinsights = get_string('nopredictionsyet', 'analytics');
113 }
114 }
115 } else {
116 $data->noinsights = get_string('noinsights', 'analytics');
373b1de1
DM
117 }
118
f9e7447f
DM
119 if (!empty($data->noinsights)) {
120 $notification = new \core\output\notification($data->noinsights);
121 $data->noinsights = $notification->export_for_template($output);
373b1de1
DM
122 }
123
124 if ($this->othermodels) {
125
126 $options = array();
127 foreach ($this->othermodels as $model) {
128 $options[$model->get_id()] = $model->get_target()->get_name();
129 }
130
131 // New moodle_url instance returned by magic_get_url.
132 $url = $PAGE->url;
133 $url->remove_params('modelid');
134 $modelselector = new \single_select($url, 'modelid', $options, '',
135 array('' => get_string('selectotherinsights', 'report_insights')));
136 $data->modelselector = $modelselector->export_for_template($output);
137 }
138
68bfe1de
DW
139 $data->pagingbar = $output->render(new \paging_bar($total, $this->page, $this->perpage, $PAGE->url));
140
373b1de1
DM
141 return $data;
142 }
143}