39029-vm/thread.php

<?php
require_once __DIR__ . '/includes/app.php';
ensure_tables();

$pageTitle = 'Thread Detail';
$active = 'forums';
$pdo = db();

$id = isset($_GET['id']) ? (int)$_GET['id'] : 0;
$errors = [];

if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $author = trim($_POST['author'] ?? '');
    $body = trim($_POST['body'] ?? '');

    if ($author === '') {
        $errors[] = 'Name is required for a reply.';
    }
    if ($body === '' || strlen($body) < 3) {
        $errors[] = 'Reply must be at least 3 characters.';
    }

    if (!$errors && $id) {
        $stmt = $pdo->prepare("INSERT INTO forum_posts (thread_id, author, body) VALUES (:thread_id, :author, :body)");
        $stmt->execute([
            ':thread_id' => $id,
            ':author' => $author,
            ':body' => $body,
        ]);
        header('Location: thread.php?id=' . $id . '&posted=1');
        exit;
    }
}

$stmt = $pdo->prepare("SELECT * FROM forum_threads WHERE id = :id");
$stmt->execute([':id' => $id]);
$thread = $stmt->fetch();

if (!$thread) {
    $pageTitle = 'Thread Not Found';
}

$posts = [];
if ($thread) {
    $stmt = $pdo->prepare("SELECT * FROM forum_posts WHERE thread_id = :id ORDER BY created_at DESC");
    $stmt->execute([':id' => $id]);
    $posts = $stmt->fetchAll();
}

include __DIR__ . '/includes/header.php';
?>

<?php if (!$thread): ?>
  <div class="app-card">
    <h1 class="h4">Thread not found</h1>
    <p class="muted">This thread may have been removed or never existed.</p>
    <a class="btn btn-outline-light" href="forums.php">Back to forums</a>
  </div>
<?php else: ?>
  <div class="d-flex flex-wrap justify-content-between align-items-start gap-3 mb-3">
    <div>
      <span class="badge badge-soft mb-2"><?= h($thread['game']) ?></span>
      <?php if (!empty($thread['tag'])): ?>
        <span class="badge badge-soft mb-2"><?= h($thread['tag']) ?></span>
      <?php endif; ?>
      <h1 class="h3 mb-1"><?= h($thread['title']) ?></h1>
      <p class="muted mb-0">Started by <?= h($thread['author']) ?> · <?= h(format_date($thread['created_at'])) ?></p>
    </div>
    <a class="btn btn-outline-light" href="create_thread.php">Start new thread</a>
  </div>

  <?php if (!empty($_GET['created'])): ?>
    <div class="alert alert-success alert-dismissible show" role="alert" data-autohide="true">
      Thread published. Invite others to join the discussion.
      <button type="button" class="btn-close btn-close-white" data-bs-dismiss="alert"></button>
    </div>
  <?php endif; ?>
  <?php if (!empty($_GET['posted'])): ?>
    <div class="alert alert-success alert-dismissible show" role="alert" data-autohide="true">
      Reply posted. Keep the conversation moving.
      <button type="button" class="btn-close btn-close-white" data-bs-dismiss="alert"></button>
    </div>
  <?php endif; ?>
  <?php if ($errors): ?>
    <div class="alert alert-warning" role="alert">
      <?= h(implode(' ', $errors)) ?>
    </div>
  <?php endif; ?>

  <div class="row g-3 mb-4">
    <div class="col-lg-8">
      <div class="app-card">
        <h2 class="h5">Opening post</h2>
        <p><?= nl2br(h($thread['body'])) ?></p>
      </div>
    </div>
    <div class="col-lg-4">
      <div class="app-card">
        <h2 class="h6">Thread focus</h2>
        <ul class="list-unstyled mb-0 muted">
          <li class="mb-2">Game: <?= h($thread['game']) ?></li>
          <li class="mb-2">Tag: <?= h($thread['tag'] ?: 'General') ?></li>
          <li>Replies: <?= count($posts) ?></li>
        </ul>
      </div>
    </div>
  </div>

  <div class="app-card">
    <div class="d-flex justify-content-between align-items-center mb-3">
      <h2 class="h5 mb-0">Replies</h2>
      <span class="muted"><?= count($posts) ?> replies</span>
    </div>
    <form method="post" class="mb-4">
      <div class="row g-3">
        <div class="col-md-4">
          <label class="form-label">Name</label>
          <input class="form-control" type="text" name="author" required>
        </div>
        <div class="col-md-8">
          <label class="form-label">Reply</label>
          <input class="form-control" type="text" name="body" maxlength="1000" required>
        </div>
      </div>
      <button class="btn btn-primary mt-3" type="submit">Post reply</button>
    </form>

    <?php if (!$posts): ?>
      <p class="muted mb-0">No replies yet. Be the first to respond.</p>
    <?php else: ?>
      <div class="d-grid gap-3">
        <?php foreach ($posts as $post): ?>
          <div class="app-card">
            <div class="d-flex justify-content-between">
              <strong><?= h($post['author']) ?></strong>
              <span class="muted"><?= h(format_date($post['created_at'])) ?></span>
            </div>
            <p class="mb-0"><?= h($post['body']) ?></p>
          </div>
        <?php endforeach; ?>
      </div>
    <?php endif; ?>
  </div>
<?php endif; ?>

<?php include __DIR__ . '/includes/footer.php'; ?>