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   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  namespace tool_brickfield\output\activityresults;
  18  
  19  use core\chart_bar as chart_bar;
  20  use core\chart_series as chart_series;
  21  use tool_brickfield\accessibility;
  22  use tool_brickfield\local\tool\filter;
  23  use tool_brickfield\manager;
  24  
  25  /**
  26   * tool_brickfield/activityresults renderer
  27   *
  28   * @package    tool_brickfield
  29   * @copyright  2020 onward: Brickfield Education Labs, https://www.brickfield.ie
  30   * @author     Mike Churchward
  31   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  32   */
  33  class renderer extends \tool_brickfield\output\renderer {
  34      /**
  35       * Render the page containing the activity results report.
  36       *
  37       * @param \stdClass $data Report data.
  38       * @param filter $filter Display filters.
  39       * @return String HTML showing charts.
  40       * @throws \coding_exception
  41       * @throws \dml_exception
  42       * @throws \moodle_exception
  43       */
  44      public function display(\stdClass $data, filter $filter): string {
  45          $templatedata = new \stdClass();
  46  
  47          // Set up the page information for the template.
  48          $templatedata->title = accessibility::get_title($filter, $data->countdata);
  49          $templatedata->chartdesc = get_string('pagedesc:pertarget', manager::PLUGINNAME);
  50          $templatedata->chartdesctitle = get_string('pagedesctitle:pertarget', manager::PLUGINNAME);
  51  
  52          // Set up a table of data for the external renderer.
  53          $labels = [];
  54          $failed = [];
  55          $passed = [];
  56          foreach ($data->data as $rowdata) {
  57              $labels[] = $rowdata->componentlabel;
  58              $passed[] = $rowdata->total - $rowdata->failed;
  59              $failed[] = $rowdata->failed;
  60          }
  61  
  62          $chart = new chart_bar();
  63          $chart->set_stacked(true);
  64          $series1 = new chart_series(get_string('passed', manager::PLUGINNAME), $passed);
  65          $series2 = new chart_series(get_string('failed', manager::PLUGINNAME), $failed);
  66          $chart->add_series($series1);
  67          $chart->add_series($series2);
  68          $chart->set_labels($labels);
  69          $chart->set_title(get_string('targetratio', manager::PLUGINNAME));
  70  
  71          $templatedata->chart = $this->render($chart);
  72          return $this->render_from_template(manager::PLUGINNAME . '/chartsingle', $templatedata);
  73      }
  74  }