Initial Release: Lütte Planer mit Google-Login-Vorbereitung

- Login-System (Mock für Tests, Google OAuth vorbereitet)
- Reisen erstellen mit Emoji, Ziel und Datum
- Ablauf (Timeline), Packliste, Ideen, Notizen, Dokumente
- Team-System: Personen einladen per E-Mail + Einladungslinks
- Berechtigungen: Nur lesen / Bearbeiten / Admin
- E-Mail-Benachrichtigungen beim Einladen

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

packen.php

@@ -0,0 +1,156 @@
+<?php
+require_once __DIR__ . '/config.php';
+$tripId = $_GET['trip'] ?? '';
+[$trip, $user] = requireTripAccess($tripId);
+$canEdit = userCanEdit($tripId, $user['id']);
+$members = getTripMembers($tripId);
+global $PACKEN_KATEGORIEN;
+
+// Item hinzufügen
+if ($canEdit && $_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['add'])) {
+    dbInsert('packliste', [
+        'trip_id'     => $tripId,
+        'name'        => trim($_POST['name'] ?? ''),
+        'menge'       => trim($_POST['menge'] ?? ''),
+        'kat'         => $_POST['kat'] ?? 'sonstiges',
+        'assigned_to' => ($_POST['assigned_to'] ?? '') ?: null,
+        'created_by'  => $user['id'],
+    ]);
+    header('Location: /Develop/PlanerGoogel/packen.php?trip=' . $tripId); exit;
+}
+
+// Packed toggling
+if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['toggle'])) {
+    $item = dbOne('SELECT * FROM packliste WHERE id = ? AND trip_id = ?', [(int)$_POST['toggle'], $tripId]);
+    if ($item) {
+        dbExec('UPDATE packliste SET packed = ? WHERE id = ?', [$item['packed'] ? 0 : 1, $item['id']]);
+    }
+    header('Location: /Develop/PlanerGoogel/packen.php?trip=' . $tripId); exit;
+}
+
+// Löschen
+if ($canEdit && $_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['delete'])) {
+    dbExec('DELETE FROM packliste WHERE id = ? AND trip_id = ?', [(int)$_POST['delete'], $tripId]);
+    header('Location: /Develop/PlanerGoogel/packen.php?trip=' . $tripId); exit;
+}
+
+// Alle zurücksetzen
+if ($canEdit && $_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['reset_all'])) {
+    dbExec('UPDATE packliste SET packed = 0 WHERE trip_id = ?', [$tripId]);
+    header('Location: /Develop/PlanerGoogel/packen.php?trip=' . $tripId); exit;
+}
+
+$items = dbAll(
+    'SELECT p.*, u.name as assigned_name, u.farbe as assigned_farbe FROM packliste p
+     LEFT JOIN users u ON u.id = p.assigned_to
+     WHERE p.trip_id = ?
+     ORDER BY p.kat ASC, p.id ASC',
+    [$tripId]
+);
+
+// Nach Kategorie gruppieren
+$grouped = [];
+foreach ($items as $item) {
+    $grouped[$item['kat']][] = $item;
+}
+
+$total  = count($items);
+$packed = count(array_filter($items, fn($i) => $i['packed']));
+$pct    = $total > 0 ? round($packed / $total * 100) : 0;
+
+$pageTitle = 'Packliste';
+$activeTab = 'packen';
+include __DIR__ . '/includes/header.php';
+?>
+
+<main class="main">
+  <div class="page-header">
+    <h1 class="section-head">Packliste</h1>
+    <div style="display:flex;gap:8px;align-items:center;">
+      <?php if ($canEdit): ?>
+      <button class="btn btn-primary" onclick="toggleForm('add-form')">+ Item</button>
+      <?php endif; ?>
+    </div>
+  </div>
+
+  <?php if ($total > 0): ?>
+  <div class="pack-progress">
+    <div class="pack-progress-bar" style="width:<?= $pct ?>%"></div>
+  </div>
+  <div class="stats-bar">
+    <span class="stat-pill"><strong><?= $packed ?></strong> / <?= $total ?> gepackt</span>
+    <span class="stat-pill"><strong><?= $pct ?>%</strong></span>
+    <?php if ($canEdit && $packed > 0): ?>
+    <form method="POST" style="margin:0;">
+      <button type="submit" name="reset_all" class="btn-secondary" style="font-size:.73rem;padding:4px 10px;">↺ Zurücksetzen</button>
+    </form>
+    <?php endif; ?>
+  </div>
+  <?php endif; ?>
+
+  <?php if ($canEdit): ?>
+  <div id="add-form" class="add-form hidden">
+    <form method="POST" style="display:contents;">
+      <input type="text" name="name" placeholder="Was packen? *" required style="min-width:180px;">
+      <input type="text" name="menge" placeholder="Menge (z.B. 2x)" style="max-width:100px;">
+      <select name="kat">
+        <?php foreach ($PACKEN_KATEGORIEN as $k => $v): ?>
+        <option value="<?= $k ?>"><?= $v['icon'] ?> <?= $v['label'] ?></option>
+        <?php endforeach; ?>
+      </select>
+      <select name="assigned_to">
+        <option value="">Für wen?</option>
+        <?php foreach ($members as $m): ?>
+        <option value="<?= $m['id'] ?>"><?= h($m['name']) ?></option>
+        <?php endforeach; ?>
+      </select>
+      <button type="submit" name="add" class="btn btn-primary">Hinzufügen</button>
+    </form>
+  </div>
+  <?php endif; ?>
+
+  <?php if (empty($items)): ?>
+  <div class="empty"><div class="empty-icon">🧳</div><p>Noch nichts auf der Packliste.</p></div>
+  <?php else: ?>
+
+  <?php foreach ($grouped as $kat => $katItems):
+    $katInfo = $PACKEN_KATEGORIEN[$kat] ?? ['icon' => '📦', 'label' => ucfirst($kat)];
+    $katPacked = count(array_filter($katItems, fn($i) => $i['packed']));
+  ?>
+  <div class="pack-group">
+    <div class="pack-group-header">
+      <span><?= $katInfo['icon'] ?> <?= $katInfo['label'] ?></span>
+      <span class="pack-group-count"><?= $katPacked ?>/<?= count($katItems) ?></span>
+    </div>
+    <div class="todo-list">
+      <?php foreach ($katItems as $item): ?>
+      <div class="todo-item <?= $item['packed'] ? 'done' : '' ?>">
+        <form method="POST" class="todo-check-form">
+          <button type="submit" name="toggle" value="<?= $item['id'] ?>" class="todo-check <?= $item['packed'] ? 'checked' : '' ?>"></button>
+        </form>
+        <div class="todo-content">
+          <div class="todo-row1">
+            <span class="todo-text"><?= h($item['name']) ?></span>
+            <?php if ($item['menge']): ?>
+            <span class="badge-menge"><?= h($item['menge']) ?></span>
+            <?php endif; ?>
+            <?php if ($item['assigned_name']): ?>
+            <span class="who-badge" style="background:<?= h($item['assigned_farbe']) ?>22;color:<?= h($item['assigned_farbe']) ?>;border:1.5px solid <?= h($item['assigned_farbe']) ?>55;"><?= h($item['assigned_name']) ?></span>
+            <?php endif; ?>
+          </div>
+        </div>
+        <?php if ($canEdit): ?>
+        <form method="POST">
+          <button type="submit" name="delete" value="<?= $item['id'] ?>" class="btn-delete" onclick="return confirm('Löschen?')">✕</button>
+        </form>
+        <?php endif; ?>
+      </div>
+      <?php endforeach; ?>
+    </div>
+  </div>
+  <?php endforeach; ?>
+
+  <?php endif; ?>
+</main>
+
+<?php include __DIR__ . '/includes/footer.php'; ?>