Statistik überarbeitet
This commit is contained in:
Borgal
240
stats.php
240
stats.php
@@ -1,50 +1,7 @@
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<?php
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// PHP-Logik für die Datenabfrage
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include('inc/check_login.php');
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include('inc/check_admin.php');
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require_once('inc/db.php');
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// --- 1. Jährliche Strafen-Statistik ---
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// Passen Sie hier das Datum der Abschlussveranstaltung an.
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$last_reset_date = '2024-01-01';
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$penalties_data = [];
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$total_penalties = 0;
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$total_due = 0;
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// Passen Sie hier die Höhe der Strafe in Euro an.
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$penalty_amount = 1;
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// SQL-Abfrage, um Strafen pro Benutzer seit dem letzten Reset-Datum zu zählen
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// Strafe = anwesend (attended=1) aber Farbe nicht getragen (wore_color=0)
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$sql_penalties = "
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SELECT
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u.username,
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COUNT(mt.user_id) AS penalty_count
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FROM meeting_teilnehmer mt
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JOIN meetings m ON mt.meeting_id = m.id
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JOIN users u ON mt.user_id = u.id
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WHERE m.meeting_date >= ? AND mt.attended = 1 AND mt.wore_color = 0
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GROUP BY u.username
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ORDER BY penalty_count DESC
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";
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$stmt = mysqli_prepare($conn, $sql_penalties);
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// Überprüfen, ob das Statement erfolgreich vorbereitet wurde
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if ($stmt === false) {
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die("Fehler bei der SQL-Abfrage: " . mysqli_error($conn));
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}
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mysqli_stmt_bind_param($stmt, "s", $last_reset_date);
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mysqli_stmt_execute($stmt);
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$result = mysqli_stmt_get_result($stmt);
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while ($row = mysqli_fetch_assoc($result)) {
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$penalties_data[] = $row;
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$total_penalties += $row['penalty_count'];
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$total_due += $row['penalty_count'] * $penalty_amount;
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}
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mysqli_stmt_close($stmt);
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// --- 2. Gesamt-Statistiken ---
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// Statistik 1: Häufigkeit der gewählten Farben
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$color_stats = [];
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$sql_colors = "
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@@ -79,64 +36,100 @@ while ($row = mysqli_fetch_assoc($result)) {
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$participation_stats[] = $row;
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}
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// Neue Statistik: Durchschnittliche Anwesenheit pro Meeting
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$avg_attendance = 0;
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$sql_avg_attendance = "
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SELECT AVG(attended_count) AS avg_attended
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FROM (
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SELECT COUNT(user_id) AS attended_count
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FROM meeting_teilnehmer
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WHERE attended = 1
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GROUP BY meeting_id
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) AS subquery";
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$result_avg = mysqli_query($conn, $sql_avg_attendance);
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if ($row = mysqli_fetch_assoc($result_avg)) {
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$avg_attendance = round($row['avg_attended'], 2);
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}
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// Neue Statistik: Durchschnittliche Anzahl derer, die die korrekte Farbe getragen haben
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$avg_wore_color = 0;
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$sql_avg_wore_color = "
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SELECT AVG(wore_color_count) AS avg_wore_color
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FROM (
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SELECT COUNT(user_id) AS wore_color_count
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FROM meeting_teilnehmer
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WHERE wore_color = 1
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GROUP BY meeting_id
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) AS subquery";
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$result_avg_wore = mysqli_query($conn, $sql_avg_wore_color);
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if ($row = mysqli_fetch_assoc($result_avg_wore)) {
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$avg_wore_color = round($row['avg_wore_color'], 2);
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}
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// Neue Statistik: Ranking nach dem Tragen der Farbe
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$wore_color_stats = [];
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$sql_wore_color = "
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SELECT
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u.username,
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COUNT(mt.user_id) AS wore_color_count
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FROM meeting_teilnehmer mt
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JOIN users u ON mt.user_id = u.id
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WHERE mt.wore_color = 1
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GROUP BY u.username
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ORDER BY wore_color_count DESC
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";
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$result_wore = mysqli_query($conn, $sql_wore_color);
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while ($row = mysqli_fetch_assoc($result_wore)) {
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$wore_color_stats[] = $row;
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}
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// Header einbinden
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require_once 'inc/header.php';
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?>
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<div class="container mt-5">
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<h2 class="mb-4">Statistiken & Auswertung</h2>
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<h2 class="mb-4">Statistiken & Ranking</h2>
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<div class="card shadow mb-4">
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<div class="card-header bg-danger-subtle text-danger">
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<h4 class="mb-0">Aktuelle Strafen (seit <?= date('d.m.Y', strtotime($last_reset_date)); ?>)</h4>
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<div class="card-header bg-secondary bg-opacity-50 text-muted">
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<h4 class="mb-0">Gesamt-Statistiken</h4>
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</div>
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<div class="card-body">
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<p class="fs-5 fw-bold text-center">
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Gesamtzahl der Strafen: <span class="badge bg-danger"><?= $total_penalties ?></span><br>
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Fälliger Gesamtbetrag: <span class="text-danger fw-bold"><?= number_format($total_due, 2, ',', '.'); ?> €</span>
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</p>
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<?php if (empty($penalties_data)): ?>
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<div class="alert alert-info text-center" role="alert">
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Bisher wurden keine Strafen verzeichnet.
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<div class="row justify-content-center">
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<div class="col-lg-6">
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<h5 class="card-title text-center">Häufigkeit der gewählten Farben</h5>
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<canvas id="colorChart" class="mb-4"></canvas>
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</div>
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<?php else: ?>
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<div class="table-responsive">
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<table class="table table-striped table-hover">
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<thead>
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<tr>
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<th>Benutzer</th>
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<th>Anzahl Strafen</th>
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<th>Fälliger Betrag</th>
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</tr>
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</thead>
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<tbody>
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<?php foreach ($penalties_data as $penalty): ?>
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<tr>
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<td><?= htmlspecialchars($penalty['username']); ?></td>
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<td><?= htmlspecialchars($penalty['penalty_count']); ?></td>
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<td><?= number_format($penalty['penalty_count'] * $penalty_amount, 2, ',', '.'); ?> €</td>
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</tr>
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<?php endforeach; ?>
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</tbody>
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</table>
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<!-- Trennlinie, die nur auf Mobilgeräten sichtbar ist -->
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<hr class="d-lg-none my-4">
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<div class="col-lg-6">
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<h5 class="card-title text-center">Teilnahme-Ranking</h5>
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<p class="text-center text-muted mt-2 mb-3">
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Durchschnittliche Anwesenheit je Treffen: <strong><?= htmlspecialchars($avg_attendance) ?></strong>
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</p>
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<!-- Neuer Container mit fester Höhe, um das unendliche Wachstum zu stoppen -->
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<div style="height: 40vh;">
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<canvas id="participationChart"></canvas>
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</div>
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</div>
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<?php endif; ?>
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</div>
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</div>
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</div>
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---
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<!-- Trennlinie für die neue Statistik -->
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<hr class="my-4">
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<div class="card shadow mb-4">
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<div class="card-header bg-secondary bg-opacity-50 text-secondary">
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<h4 class="mb-0">Gesamt-Statistiken (Alle Zeiten)</h4>
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</div>
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<div class="card-body">
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<h5 class="card-title">Häufigkeit der gewählten Farben</h5>
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<canvas id="colorChart" class="mb-4"></canvas>
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<div class="row justify-content-center">
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<div class="col-lg-6">
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<h5 class="card-title text-center">Ranking - Farbe getragen</h5>
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<p class="text-center text-muted mt-2 mb-3">
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Durchschnittliche korrekte Farbe je Treffen: <strong><?= htmlspecialchars($avg_wore_color) ?></strong>
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</p>
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<!-- Container für das neue Diagramm -->
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<div style="height: 40vh;">
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<canvas id="woreColorChart"></canvas>
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</div>
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</div>
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</div>
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<h5 class="card-title">Teilnahme-Ranking</h5>
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<canvas id="participationChart"></canvas>
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</div>
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</div>
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</div>
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@@ -197,6 +190,7 @@ require_once 'inc/header.php';
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options: {
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indexAxis: 'y',
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responsive: true,
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maintainAspectRatio: false, // Wichtig für die Größenanpassung
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plugins: {
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legend: {
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display: false
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@@ -209,6 +203,22 @@ require_once 'inc/header.php';
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scales: {
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x: {
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beginAtZero: true
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},
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y: {
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ticks: {
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font: {
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size: 10 // Kleinere Schriftgröße für bessere Lesbarkeit auf mobilen Geräten
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},
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// Callback, um lange Namen zu kürzen und Überlappungen zu vermeiden
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callback: function(value, index, ticks) {
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const username = this.getLabelForValue(value);
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const maxChars = 15; // Maximale Zeichen auf Mobilgeräten
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if (username.length > maxChars) {
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return username.substring(0, maxChars) + '...';
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}
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return username;
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}
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}
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}
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}
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}
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@@ -218,6 +228,62 @@ require_once 'inc/header.php';
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document.getElementById('participationChart'),
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participationConfig
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);
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// Daten für "Farbe getragen"-Diagramm
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const woreColorData = {
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labels: <?= json_encode(array_column($wore_color_stats, 'username')); ?>,
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datasets: [{
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label: 'Farbe getragen',
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data: <?= json_encode(array_column($wore_color_stats, 'wore_color_count')); ?>,
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backgroundColor: 'rgba(75, 192, 192, 0.8)',
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borderColor: 'rgb(75, 192, 192)',
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borderWidth: 1
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}]
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};
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const woreColorConfig = {
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type: 'bar',
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data: woreColorData,
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options: {
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indexAxis: 'y',
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responsive: true,
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maintainAspectRatio: false,
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plugins: {
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legend: {
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display: false
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},
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title: {
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display: true,
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text: 'Anzahl der "Farbe getragen"-Einträge pro Benutzer'
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}
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},
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scales: {
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x: {
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beginAtZero: true
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},
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y: {
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ticks: {
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font: {
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size: 10
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},
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callback: function(value, index, ticks) {
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const username = this.getLabelForValue(value);
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const maxChars = 15;
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if (username.length > maxChars) {
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return username.substring(0, maxChars) + '...';
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}
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return username;
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}
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}
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}
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}
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}
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};
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new Chart(
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document.getElementById('woreColorChart'),
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woreColorConfig
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);
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});
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</script>
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