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refactor(web/group/assignment): more simple db query
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@ -78,23 +78,16 @@
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];
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$cond = "submitter = '{$user['username']}' AND unix_timestamp(submit_time) <= " . $submission_end_time->getTimestamp();
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$cond = "submitter = '{$user['username']}' AND unix_timestamp(submit_time) <= " . $submission_end_time->getTimestamp();
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$cond_problem = "problem_id IN (".implode(',', $problem_ids).")";
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$query = DB::query("SELECT MAX(id) as id, problem_id, MAX(score) as score FROM submissions WHERE (problem_id, score) IN (SELECT problem_id, MAX(score) FROM submissions WHERE $cond AND $cond_problem GROUP BY problem_id) AND $cond GROUP BY problem_id");
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while ($_row = DB::fetch($query)) {
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$scores[$_row['problem_id']] = [
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'submission_id' => $_row['id'],
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'score' => $_row['score'],
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];
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}
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foreach ($problem_ids as $problem_id) {
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foreach ($problem_ids as $problem_id) {
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if ($scores[$problem_id]) {
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$submission = DB::selectFirst("SELECT id, score FROM submissions WHERE problem_id = $problem_id AND $cond ORDER BY score DESC, id DESC");
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if ($submission) {
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$row['scores'][] = [
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$row['scores'][] = [
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'submission_id' => $scores[$problem_id]['submission_id'],
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'submission_id' => $submission['id'],
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'score' => intval($scores[$problem_id]['score']),
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'score' => intval($submission['score']),
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];
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];
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$row['total_score'] += $scores[$problem_id]['score'];
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$row['total_score'] += $submission['score'];
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} else {
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} else {
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$row['scores'][] = null;
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$row['scores'][] = null;
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}
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}
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