query("SELECT * FROM elections WHERE archived = FALSE ORDER BY created_at DESC")->fetchAll(); } // Statistics (Filtered by Election) $totalVoters = $pdo->prepare("SELECT COUNT(*) FROM election_assignments WHERE election_id = ? AND role_in_election = 'Voter'"); $totalVoters->execute([$electionId]); $totalVoters = $totalVoters->fetchColumn(); $totalCandidates = $pdo->prepare("SELECT COUNT(*) FROM candidates WHERE election_id = ?"); $totalCandidates->execute([$electionId]); $totalCandidates = $totalCandidates->fetchColumn(); $totalVotes = $pdo->prepare("SELECT COUNT(DISTINCT voter_id) FROM votes WHERE election_id = ?"); $totalVotes->execute([$electionId]); $totalVotes = $totalVotes->fetchColumn(); // Chart Data: Participation per Grade Level $driver = $pdo->getAttribute(PDO::ATTR_DRIVER_NAME); $gradeCol = ($driver === 'pgsql') ? "u.grade_level::TEXT" : "CAST(u.grade_level AS CHAR)"; $gradeStats = $pdo->prepare("SELECT COALESCE($gradeCol, 'Unknown') as label, COUNT(DISTINCT v.voter_id) as count FROM users u JOIN votes v ON u.id = v.voter_id WHERE v.election_id = ? GROUP BY u.grade_level ORDER BY u.grade_level"); $gradeStats->execute([$electionId]); $gradeStats = $gradeStats->fetchAll(PDO::FETCH_ASSOC); // Chart Data: Participation per Track $trackStats = $pdo->prepare("SELECT COALESCE(u.track, 'Unknown') as label, COUNT(DISTINCT v.voter_id) as count FROM users u JOIN votes v ON u.id = v.voter_id WHERE v.election_id = ? GROUP BY u.track"); $trackStats->execute([$electionId]); $trackStats = $trackStats->fetchAll(PDO::FETCH_ASSOC); // Chart Data: Participation per Section $sectionStats = $pdo->prepare("SELECT u.track, u.section as label, COUNT(DISTINCT v.voter_id) as count FROM users u JOIN votes v ON u.id = v.voter_id WHERE v.election_id = ? GROUP BY u.track, u.section"); $sectionStats->execute([$electionId]); $sectionStats = $sectionStats->fetchAll(PDO::FETCH_ASSOC); // Tracks for dropdown $tracks = array_unique(array_column($sectionStats, 'track')); sort($tracks); $projectDescription = $_SERVER['PROJECT_DESCRIPTION'] ?? 'Online Election System for Senior High School'; ?> Election Dashboard | <?= htmlspecialchars($projectDescription) ?>

Election Dashboard

Active Election:
Election Control Center
Election Title Status Current End Time Actions
Total Voters
Assigned Students
Total Candidates
Validated Contestants
Total Votes Cast
Verified Ballots
Votes Per Grade Level
Votes Per Track
Votes Per Section