Rucksack-Feature finalisiert: Management, Zuweisung und Anzeige implementiert
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Gemini Agent
223
index.php
223
index.php
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<?php
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// index.php - Startseite der Trekking Packlisten Anwendung
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// KORREKTUR: Farbpalette für die Diagramme für bessere Lesbarkeit überarbeitet.
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$page_title = "Dashboard";
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if (session_status() == PHP_SESSION_NONE) {
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session_start();
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}
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if (!isset($_SESSION['user_id'])) {
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header("Location: login.php");
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exit;
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}
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require_once 'db_connect.php';
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require_once 'header.php';
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$current_user_id = $_SESSION['user_id'];
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$current_username = $_SESSION['username'];
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// --- Lade Haushalts-Informationen ---
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$stmt_household = $conn->prepare("SELECT household_id FROM users WHERE id = ?");
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$stmt_household->bind_param("i", $current_user_id);
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$stmt_household->execute();
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$current_user_household_id = $stmt_household->get_result()->fetch_assoc()['household_id'];
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$stmt_household->close();
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$household_member_ids = [$current_user_id];
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if ($current_user_household_id) {
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$stmt_members = $conn->prepare("SELECT id FROM users WHERE household_id = ?");
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$stmt_members->bind_param("i", $current_user_household_id);
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$stmt_members->execute();
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$result_members = $stmt_members->get_result();
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while ($row = $result_members->fetch_assoc()) {
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if (!in_array($row['id'], $household_member_ids)) {
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$household_member_ids[] = $row['id'];
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}
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}
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$stmt_members->close();
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}
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$placeholders = implode(',', array_fill(0, count($household_member_ids), '?'));
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$types = str_repeat('i', count($household_member_ids));
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// --- Daten für die Statistik-Boxen laden ---
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$articles_by_category = [];
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$sql_articles_by_category = "SELECT c.name AS category_name, COUNT(a.id) AS article_count FROM articles a LEFT JOIN categories c ON a.category_id = c.id WHERE a.user_id IN ($placeholders) OR a.household_id = ? GROUP BY c.name ORDER BY article_count DESC";
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$stmt_articles_by_category = $conn->prepare($sql_articles_by_category);
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if ($stmt_articles_by_category) {
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$all_params = array_merge($household_member_ids, [$current_user_household_id]);
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$all_types = $types . 'i';
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$stmt_articles_by_category->bind_param($all_types, ...$all_params);
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$stmt_articles_by_category->execute();
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$result_articles_by_category = $stmt_articles_by_category->get_result();
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while ($row = $result_articles_by_category->fetch_assoc()) {
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$articles_by_category[] = [
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'category_name' => $row['category_name'] ?: 'Ohne Kategorie',
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'article_count' => $row['article_count']
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];
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}
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$stmt_articles_by_category->close();
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}
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$packing_lists_stats = [];
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$sql_lists = "SELECT pl.id, pl.name, SUM(pli.quantity * a.weight_grams) AS total_weight FROM packing_lists pl LEFT JOIN packing_list_items pli ON pl.id = pli.packing_list_id LEFT JOIN articles a ON pli.article_id = a.id WHERE pl.user_id IN ($placeholders) OR pl.household_id = ? GROUP BY pl.id, pl.name ORDER BY total_weight DESC";
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$stmt_lists = $conn->prepare($sql_lists);
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if ($stmt_lists) {
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$all_params = array_merge($household_member_ids, [$current_user_household_id]);
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$all_types = $types . 'i';
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$stmt_lists->bind_param($all_types, ...$all_params);
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$stmt_lists->execute();
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$result_lists = $stmt_lists->get_result();
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while ($row = $result_lists->fetch_assoc()) {
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$packing_lists_stats[] = [
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'packing_list_id' => $row['id'],
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'packing_list_name' => htmlspecialchars($row['name']),
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'total_weight_grams' => $row['total_weight'] ?: 0
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];
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}
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$stmt_lists->close();
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}
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$conn->close();
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// Daten für die Diagramme vorbereiten
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$category_chart_labels = json_encode(array_column($articles_by_category, 'category_name'));
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$category_chart_data = json_encode(array_column($articles_by_category, 'article_count'));
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$list_chart_labels = json_encode(array_column($packing_lists_stats, 'packing_list_name'));
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$list_chart_data = json_encode(array_column($packing_lists_stats, 'total_weight_grams'));
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$quotes = ["Nur wo du zu Fuß warst, bist du auch wirklich gewesen.", "Der Weg ist das Ziel.", "Abenteuer beginnen, wo Pläne enden."];
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$random_quote = $quotes[array_rand($quotes)];
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?>
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<div class="card p-4 border-0 shadow-sm">
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<div class="welcome-section">
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<h1>Willkommen zurück, <strong><?php echo htmlspecialchars($current_username); ?></strong>!</h1>
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<p class="lead">Organisiere deine Ausrüstung und bereite dich optimal auf dein nächstes Abenteuer vor.</p>
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<div class="welcome-image-container">
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<div class="animated-bg"></div>
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</div>
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<p class="text-muted fst-italic mt-4">"<?php echo $random_quote; ?>"</p>
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</div>
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<hr class="my-5" style="opacity: 0.1;">
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<div class="row g-4">
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<div class="col-lg-6">
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<div class="card h-100">
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<div class="card-header"><h3 class="h5 mb-0"><i class="fas fa-chart-pie me-2"></i>Artikelverteilung im Haushalt</h3></div>
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<div class="card-body d-flex align-items-center justify-content-center">
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<?php if (empty($articles_by_category)): ?>
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<p class="text-center text-muted p-4">Füge Artikel hinzu, um hier eine Übersicht zu sehen.</p>
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<?php else: ?>
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<div class="chart-container w-100">
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<canvas id="categoryChart"></canvas>
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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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<div class="col-lg-6">
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<div class="card h-100">
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<div class="card-header"><h3 class="h5 mb-0"><i class="fas fa-chart-bar me-2"></i>Gewicht pro Packliste im Haushalt (g)</h3></div>
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<div class="card-body d-flex align-items-center justify-content-center">
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<?php if (empty($packing_lists_stats)): ?>
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<p class="text-center text-muted p-4">Erstelle eine Packliste, um hier eine Analyse zu sehen.</p>
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<?php else: ?>
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<div class="chart-container w-100">
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<canvas id="listWeightChart"></canvas>
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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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</div>
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</div>
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<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
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<script>
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document.addEventListener('DOMContentLoaded', function () {
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// KORREKTUR: Neue, kontrastreichere Farbpalette
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const chartColors = [
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'#4CAF50', '#2196F3', '#FFC107', '#E91E63', '#9C27B0',
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'#00BCD4', '#FF5722', '#795548', '#607D8B', '#F44336'
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];
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const categoryCtx = document.getElementById('categoryChart');
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if (categoryCtx && <?php echo $category_chart_data; ?>.length > 0) {
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new Chart(categoryCtx, {
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type: 'doughnut',
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data: {
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labels: <?php echo $category_chart_labels; ?>,
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datasets: [{
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label: 'Anzahl Artikel',
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data: <?php echo $category_chart_data; ?>,
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backgroundColor: chartColors,
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hoverOffset: 4,
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borderWidth: 0
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}]
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},
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options: {
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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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position: 'bottom',
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labels: {
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usePointStyle: true,
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padding: 20
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}
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}
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},
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cutout: '70%'
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}
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});
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}
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const listWeightCtx = document.getElementById('listWeightChart');
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if (listWeightCtx && <?php echo $list_chart_data; ?>.length > 0) {
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new Chart(listWeightCtx, {
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type: 'bar',
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data: {
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labels: <?php echo $list_chart_labels; ?>,
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datasets: [{
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label: 'Gesamtgewicht in Gramm',
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data: <?php echo $list_chart_data; ?>,
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backgroundColor: 'rgba(107, 142, 35, 0.8)', // Using primary light color
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borderColor: 'rgba(59, 74, 35, 1)',
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borderWidth: 1,
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borderRadius: 4
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}]
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},
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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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scales: {
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x: {
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beginAtZero: true,
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grid: {
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display: false
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}
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},
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y: {
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grid: {
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color: 'rgba(0,0,0,0.05)'
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}
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}
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},
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plugins: {
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legend: {
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display: false
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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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</script>
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<?php require_once 'footer.php'; ?>
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