public function getEvaluation($evaluation, $course = "*")
{
$reviewed = $this->student->context->find($evaluation);
$total = $reviewed->count();
$average = 1 / ($total ?: 1);
$accumulator = 0;
$collect = Criterion::collect(function ($criterion, $index) use($evaluation, $total, $reviewed, $average, &$accumulator) {
$map = [$evaluation => Data::FACTORY($evaluation, $reviewed->pick($index))->loadCriterion($criterion), 'schedule' => $this->student->section->schedule[$criterion['@assigned'] ?: $index], 'due' => $this->student->section->schedule[$criterion['@due'] ?: $index]];
$score = $map[$evaluation]->score;
if (($evaluation === 'quiz' || $evaluation === 'project') && $total > $criterion['@index']) {
$stats = $this->collective($this->student->section, $criterion);
if ($score > 0 && $stats['sd'] > 0) {
$z = ($score - $stats['mean']) / $stats['sd'];
$score = round($stats['wmean'] + $z * $stats['sd'], 2);
}
$stats['standard'] = $score * 100;
$map['stats'] = $stats;
}
$accumulator = $accumulator + $score * $average;
return $map;
}, "[@type='{$evaluation}' and @course = '{$course}']");
$weight = Assessment::$weight[$evaluation];
return new \bloc\types\dictionary(['list' => iterator_to_array($collect, false), 'score' => $average === 1 && $total == 0 ? $weight : max(0, round($accumulator * $weight, 1)), 'weight' => $weight]);
}