<?php
// station.php – Station detail (Bulma + PJAX + New RadioMouse UI)
declare(strict_types=1);

require_once __DIR__ . '/includes/db.php';
require_once __DIR__ . '/includes/helpers.php';
require_once __DIR__ . '/includes/settings.php';

if (!function_exists('h')) {
    function h($s){ return htmlspecialchars((string)$s, ENT_QUOTES, 'UTF-8'); }
}

$pdo      = db();
$siteName = get_setting('site_name', 'RadioMouse');

/* -------------------------------------------------
   Load station by slug or fallback ID
------------------------------------------------- */
$slug = trim($_GET['slug'] ?? '');
$station = null;

if ($slug !== '') {
    $st = $pdo->prepare("SELECT * FROM stations WHERE slug = ? AND is_active = 1 LIMIT 1");
    $st->execute([$slug]);
    $station = $st->fetch(PDO::FETCH_ASSOC);
} else {
    $id = isset($_GET['id']) ? (int)$_GET['id'] : 0;
    if ($id > 0) {
        $st = $pdo->prepare("SELECT * FROM stations WHERE id = ? AND is_active = 1 LIMIT 1");
        $st->execute([$id]);
        $station = $st->fetch(PDO::FETCH_ASSOC);
    }
}

if (!$station) {
    http_response_code(404);
    exit('Station not found');
}

$stationId = (int)$station['id'];
$slugReal  = (string)($station['slug'] ?? '');
$href      = $slugReal ? '/station/' . $slugReal : '/station/' . $stationId;

$name     = (string)$station['name'];
$country  = trim((string)($station['country'] ?? ''));
$lang     = trim((string)($station['language'] ?? ''));
$genre    = trim((string)($station['genre'] ?? ''));
$bitrate  = (int)($station['bitrate'] ?? 0);
$website  = trim((string)($station['website_url'] ?? ''));

// Enrichment fields
$description    = trim((string)($station['description'] ?? ''));
$descriptionSrc = trim((string)($station['description_src'] ?? ''));
$pageTitle      = trim((string)($station['page_title'] ?? ''));

/* Normalize logo */
$logoRaw = (string)($station['logo'] ?? '');
$logo = $logoRaw;
if ($logo !== '' && strncasecmp($logo, "http://", 7) === 0) {
    $logo = "https://" . substr($logo, 7);
}

/* ----------------------------------------------
   Related stations
---------------------------------------------- */
$related = [];
try {
    $rel = $pdo->prepare("
        SELECT id, slug, name, logo, country, genre, bitrate
        FROM stations
        WHERE is_active = 1
        AND id <> ?
        AND (
            (country <> '' AND country = ?)
            OR
            (genre <> '' AND genre = ?)
        )
        ORDER BY featured DESC, name ASC
        LIMIT 10
    ");
    $rel->execute([$stationId, $country, $genre]);
    $related = $rel->fetchAll(PDO::FETCH_ASSOC);
} catch (Throwable $e) {
    $related = [];
}

/* ----------------------------------------------
   Meta for layout – use enrichment when present
---------------------------------------------- */
$page = 'station';

if ($pageTitle !== '') {
    $metaTitle = $pageTitle;
} else {
    $metaTitle = $name . " – " . $siteName;
}

if ($description !== '') {
    $short = mb_substr($description, 0, 160);
    if (mb_strlen($description) > 160) {
        $short .= '…';
    }
    $metaDesc = $short;
} else {
    $metaDesc = "Listen to " . $name . " and similar stations on " . $siteName . ".";
}

// ---- SEO: canonical URL, OG image, JSON-LD ----
$base     = rtrim(base_url(), '/');
$metaUrl  = $base . $href;
$metaType = 'music.radio_station';

// Build absolute logo URL for social cards
$metaImage = '';
if ($logo !== '') {
    if (strpos($logo, '//') === 0) {
        $metaImage = 'https:' . $logo;
    } elseif (preg_match('~^https?://~i', $logo)) {
        $metaImage = $logo;
    } else {
        $metaImage = $base . '/' . ltrim($logo, '/');
    }
} else {
    $fallbackImage = (string)get_setting('seo_default_image', '');
    if ($fallbackImage !== '') {
        $metaImage = $fallbackImage;
    }
}

// JSON-LD RadioStation schema
$schema = [
    '@context'   => 'https://schema.org',
    '@type'      => 'RadioStation',
    'name'       => $name,
    'url'        => $metaUrl,
    'image'      => $metaImage ?: null,
    'areaServed' => $country ?: null,
    'inLanguage' => $lang ?: null,
    'genre'      => $genre ?: null,
];

$schema = array_filter($schema, static fn($v) => $v !== null && $v !== '');
$metaExtra = '<script type="application/ld+json">'
    . json_encode($schema, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES)
    . '</script>';

/* ----------------------------------------------
   Social share helpers
---------------------------------------------- */
$shareUrl   = $metaUrl;
$shareText  = $name . ' – ' . $siteName;

$shareUrlEncoded   = rawurlencode($shareUrl);
$shareTextEncoded  = rawurlencode($shareText);
$whatsTextEncoded  = rawurlencode($shareText . ' ' . $shareUrl);

ob_start();
?>

<style>
/* ============================================================
   STATION HERO
============================================================ */
.rm-station-hero {
    padding: 2rem 2rem;
    border-radius: 18px;
    background: linear-gradient(160deg, #161616 0%, #050505 100%);
    border: 1px solid #252525;
    box-shadow: 0 18px 48px rgba(0,0,0,0.45);
    margin-bottom: 2rem;
}

.rm-station-thumb {
    width: 230px;
    height: 230px;
    border-radius: 20px;
    overflow: hidden;
    background: #111;
    display: flex;
    align-items: center;
    justify-content: center;
}

.rm-station-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* CLAMP LONG TITLES */
.rm-station-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.6rem;
    max-width: 100%;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    word-break: break-word;
}

/* ============================================================
   META BOX
============================================================ */
.rm-station-meta-box {
    margin-top: 1rem;
    padding: 1rem 1.2rem;
    background: radial-gradient(circle at top left, #111827 0%, #020617 60%);
    border-radius: 14px;
    border: 1px solid rgba(148,163,184,0.35);
    color: #e5e7eb;
}

.rm-meta-line {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

.rm-station-meta-box .rm-meta-line strong {
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 0.78rem;
    font-weight: 700;
    margin-right: 6px;
    opacity: 0.9;
}

.rm-station-meta-box .rm-meta-line:nth-child(1) strong { color: #f97316; }
.rm-station-meta-box .rm-meta-line:nth-child(2) strong { color: #22c55e; }
.rm-station-meta-box .rm-meta-line:nth-child(3) strong { color: #6366f1; }
.rm-station-meta-box .rm-meta-line:nth-child(4) strong { color: #ec4899; }
.rm-station-meta-box .rm-meta-line:nth-child(5) strong { color: #eab308; }

.rm-station-meta-box .rm-meta-line span,
.rm-station-meta-box .rm-meta-line a {
    font-size: 0.92rem;
}

.rm-station-meta-box .rm-meta-line a {
    color: #22c55e;
    text-decoration: none;
    border-bottom: 1px dashed rgba(34,197,94,0.45);
}
.rm-station-meta-box .rm-meta-line a:hover {
    color: #4ade80;
    border-bottom-color: rgba(74,222,128,0.9);
}

/* ============================================================
   ABOUT BOX
============================================================ */
.rm-station-about {
    margin-bottom: 2rem;
    padding: 1.15rem 1.25rem;
    border-radius: 14px;
    background: #050505;
    border: 1px solid #1f2933;
    color: #e5e7eb;
    line-height: 1.6;
    font-size: 0.9rem;
}

.rm-station-about-title {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.45rem;
}

.rm-station-about-body {
    white-space: pre-wrap;
}

.rm-station-about-source {
    margin-top: 0.5rem;
}

/* ============================================================
   BIG PLAY + FAVORITE
============================================================ */
.rm-play-big {
    background: #32cd32 !important;
    font-weight: 700 !important;
}
.rm-play-big:hover {
    background: #42e542 !important;
}

.rm-fav-big {
    background: #ff3f7d !important;
}
.rm-fav-big.is-fav {
    background: #ff1760 !important;
}

.rm-station-hero .buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* ============================================================
   SOCIAL SHARE STRIP
============================================================ */
.rm-station-share-row {
    margin-top: 0.85rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.55rem;
}

.rm-share-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #9ca3af;
    margin-right: 0.2rem;
}

.rm-share-chip,
.rm-share-chip:visited {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 5px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
    text-decoration: none;
    border: 0;
    cursor: pointer;
    color: #f9fafb;
    background: #1f2937;
    box-shadow: 0 6px 16px rgba(0,0,0,0.4);
    transition: transform 0.12s ease, box-shadow 0.12s ease, opacity 0.12s ease;
    white-space: nowrap;
}

.rm-share-chip:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(0,0,0,0.55);
    opacity: 0.95;
}

.rm-share-facebook { background: linear-gradient(135deg,#2563eb,#1d4ed8); }
.rm-share-twitter  { background: linear-gradient(135deg,#0f172a,#64748b); }
.rm-share-whatsapp { background: linear-gradient(135deg,#22c55e,#15803d); }
.rm-share-copy     { background: linear-gradient(135deg,#4b5563,#111827); }

.rm-share-chip span.rm-share-icon {
    font-size: 0.9rem;
}

/* ============================================================
   RELATED CARDS – UPDATED THUMBNAILS (no crop / no blur)
============================================================ */
.rm-related-grid .rm-card,
.rm-related-grid .rm-card-fav {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    overflow: hidden;
    background: linear-gradient(135deg, #121212, #151515);
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.03);
    padding: 0.8rem;
    transition: transform .12s, border-color .12s, box-shadow .12s;
}

.rm-related-grid .rm-card:hover {
    transform: translateY(-2px);
    border-color: rgba(46,125,50,0.35);
    box-shadow: 0 12px 32px rgba(0,0,0,0.45);
}

/* Thumb container: center content, no forced crop */
.rm-related-grid .rm-card-thumb {
    width: 100%;
    border-radius: 12px;
    background: radial-gradient(circle at top left, #232323, #141414);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.35rem;
    min-height: 120px;
    overflow: hidden;
}

/* Image: keep aspect ratio, no cropping, no stretching */
.rm-related-grid .rm-card-thumb img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    image-rendering: auto;
    display: block;
}

/* Placeholder letter when no logo */
.rm-related-grid .rm-card-thumb .rm-thumb-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--rm-muted);
}

.rm-related-grid .rm-card-info {
    padding-top: 0.55rem;
}

.rm-related-grid .rm-card-title {
    font-size: 0.92rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.rm-related-grid .rm-card-meta-pill {
    margin-top: 0.35rem;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.rm-related-grid .rm-pill.rm-pill-country {
    max-width: 75%;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.rm-related-grid .rm-pill.rm-pill-bitrate {
    font-size: 0.7rem;
}

.rm-related-grid .rm-play-btn {
    position: absolute;
    top: 8px;
    left: 8px;
    width: 22px;
    height: 22px;
    font-size: 11px;
    background: rgba(0,0,0,0.7);
    border-radius: 50%;
    border: 0;
    color: #fff;
    z-index: 3;
}

.rm-related-grid .rm-fav-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    font-size: 1.1rem;
    background: transparent;
    color: var(--rm-muted);
    border: 0;
}

.rm-related-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
}

/* ============================================================
   MOBILE OPTIMIZATIONS
============================================================ */
@media (max-width: 768px) {
    .rm-station-hero {
        padding: 1.2rem 1.1rem;
        margin-bottom: 1.4rem;
    }

    .rm-station-hero .columns {
        margin-left: 0;
        margin-right: 0;
    }

    .rm-station-hero .column.is-narrow {
        display: flex;
        justify-content: center;
        margin-bottom: 0.75rem;
    }

    .rm-station-thumb {
        width: 160px;
        height: 160px;
    }

    .rm-station-title {
        font-size: 1.6rem;
        text-align: center;
    }

    .rm-station-hero .column:last-child {
        text-align: center;
    }

    .rm-station-hero .buttons {
        justify-content: center;
        margin-top: 0.6rem;
    }

    .rm-station-hero .buttons .button {
        flex: 1 1 48%;
        min-width: 130px;
        font-size: 0.85rem;
    }

    .rm-station-share-row {
        justify-content: center;
    }

    .rm-station-meta-box {
        margin-top: 0.9rem;
        padding: 0.85rem 0.9rem;
    }

    .rm-meta-line {
        font-size: 0.85rem;
        margin-bottom: 0.35rem;
    }

    .rm-station-meta-box .rm-meta-line span,
    .rm-station-meta-box .rm-meta-line a {
        font-size: 0.84rem;
    }

    .rm-station-about {
        padding: 0.95rem 0.95rem;
        font-size: 0.86rem;
    }

    .rm-related-grid {
        display: flex;
        flex-wrap: wrap;
        margin-left: -0.35rem;
        margin-right: -0.35rem;
    }

    .rm-related-grid > .column.is-half-mobile {
        flex: 0 0 50%;
        max-width: 50%;
        padding-left: 0.35rem;
        padding-right: 0.35rem;
        margin-bottom: 0.7rem;
    }

    .rm-related-grid .rm-card,
    .rm-related-grid .rm-card-fav {
        padding: 0.55rem 0.55rem 0.6rem;
        border-radius: 12px;
    }

    /* Slightly shorter thumbs on mobile but same behaviour */
    .rm-related-grid .rm-card-thumb {
        min-height: 100px;
        padding: 0.3rem;
    }

    .rm-related-grid .rm-card-title {
        font-size: 0.8rem;
    }

    .rm-related-grid .rm-pill {
        font-size: 0.62rem;
        padding: 2px 6px;
    }

    .rm-related-grid .rm-play-btn {
        top: 6px;
        left: 6px;
        width: 20px;
        height: 20px;
        font-size: 10px;
    }

    .rm-related-grid .rm-fav-btn {
        top: 6px;
        right: 6px;
        font-size: 0.95rem;
    }
}
</style>

<!-- Hidden meta for footer player -->
<div id="rm-station-meta"
     data-station-id="<?= $stationId ?>"
     data-name="<?= h($name) ?>"
     data-logo="<?= h($logo) ?>"
     data-url="<?= h($href) ?>"></div>

<section class="section rm-section-tight">
  <div class="container">

    <!-- HERO -->
    <div class="rm-station-hero">
      <div class="columns is-vcentered is-variable is-6">

        <!-- Left: Logo -->
        <div class="column is-narrow has-text-centered">
          <div class="rm-station-thumb">
            <?php if ($logo): ?>
              <img src="<?= h($logo) ?>" alt="<?= h($name) ?>" style="width:100%;height:100%;object-fit:cover;">
            <?php else: ?>
              <div class="rm-thumb-placeholder" style="font-size:3.5rem;">
                <?= h(mb_strtoupper(mb_substr($name,0,1))) ?>
              </div>
            <?php endif; ?>
          </div>
        </div>

        <!-- Right: Info -->
        <div class="column">
          <h1 class="rm-station-title" title="<?= h($name) ?>"><?= h($name) ?></h1>

          <div class="buttons">
            <button class="button is-medium is-rounded rm-play-big rm-play-btn"
                    data-play="<?= $stationId ?>"
                    onclick="event.preventDefault(); event.stopPropagation();">
              ▶ Play station
            </button>

            <button class="button is-medium is-rounded rm-fav-big rm-fav-btn"
                    data-fav="<?= $stationId ?>"
                    onclick="event.preventDefault(); event.stopPropagation();">
              ♡ Favorite
            </button>
          </div>

          <!-- Colorful social share row -->
          <div class="rm-station-share-row">
            <span class="rm-share-label">Share</span>

            <a class="rm-share-chip rm-share-facebook"
               href="https://www.facebook.com/sharer/sharer.php?u=<?= $shareUrlEncoded ?>"
               target="_blank" rel="noopener">
              <span class="rm-share-icon">📘</span>
              <span>Facebook</span>
            </a>

            <a class="rm-share-chip rm-share-twitter"
               href="https://twitter.com/intent/tweet?url=<?= $shareUrlEncoded ?>&text=<?= $shareTextEncoded ?>"
               target="_blank" rel="noopener">
              <span class="rm-share-icon">✕</span>
              <span>Twitter</span>
            </a>

            <a class="rm-share-chip rm-share-whatsapp"
               href="https://api.whatsapp.com/send?text=<?= h($whatsTextEncoded) ?>"
               target="_blank" rel="noopener">
              <span class="rm-share-icon">💬</span>
              <span>WhatsApp</span>
            </a>

            <button type="button"
                    class="rm-share-chip rm-share-copy"
                    data-share-copy="<?= h($shareUrl) ?>">
              <span class="rm-share-icon">📋</span>
              <span>Copy link</span>
            </button>
          </div>

          <div class="rm-station-meta-box">
            <?php if ($country): ?>
              <div class="rm-meta-line">
                <strong>Country:</strong>
                <span><?= h($country) ?></span>
              </div>
            <?php endif; ?>
            <?php if ($lang): ?>
              <div class="rm-meta-line">
                <strong>Language:</strong>
                <span><?= h($lang) ?></span>
              </div>
            <?php endif; ?>
            <?php if ($genre): ?>
              <div class="rm-meta-line">
                <strong>Genre:</strong>
                <span><?= h($genre) ?></span>
              </div>
            <?php endif; ?>
            <?php if ($bitrate): ?>
              <div class="rm-meta-line">
                <strong>Bitrate:</strong>
                <span><?= $bitrate ?> kbps</span>
              </div>
            <?php endif; ?>
            <?php if ($website): ?>
              <div class="rm-meta-line">
                <strong>Website:</strong>
                <a href="<?= h($website) ?>" target="_blank" rel="noopener">
                  <?= h(parse_url($website, PHP_URL_HOST) ?: $website) ?>
                </a>
              </div>
            <?php endif; ?>
          </div>

        </div>

      </div>
    </div>

    <!-- ABOUT / DESCRIPTION -->
    <?php if ($description !== ''): ?>
      <div class="rm-station-about">
        <div class="rm-station-about-title">About this station</div>
        <div class="rm-station-about-body">
          <?= nl2br(h($description)) ?>
        </div>
        <div class="rm-station-about-source">
          <span class="tag is-info is-light is-rounded is-size-7">
            Source:
            <?php
              $srcLabel = $descriptionSrc ?: 'manual';
              if ($srcLabel === 'generated') $srcLabel = 'auto-generated';
              echo h(ucfirst($srcLabel));
            ?>
          </span>
        </div>
      </div>
    <?php else: ?>
      <div class="rm-station-about">
        <div class="rm-station-about-title">About this station</div>
        <p class="rm-station-about-body rm-muted">
          This station doesn't have a description yet. Stay tuned – the mouse is still enriching it.
        </p>
      </div>
    <?php endif; ?>


    <!-- RELATED STATIONS -->
    <?php if ($related): ?>
      <h2 class="rm-related-title">You might also like</h2>

      <div class="columns is-multiline is-variable is-3 rm-home-grid rm-related-grid">
        <?php foreach ($related as $r): ?>
          <?php
            $rid    = (int)$r['id'];
            $rslug  = (string)($r['slug'] ?? '');
            $rHref  = $rslug ? '/station/' . h($rslug) : '/station/' . $rid;
            $rLogo  = $r['logo'] ?? '';
            if ($rLogo && strncasecmp($rLogo, "http://", 7) === 0) {
                $rLogo = "https://" . substr($rLogo, 7);
            }
          ?>
          <div class="column is-one-quarter-desktop is-one-third-tablet is-half-mobile">

            <div class="rm-card rm-card-fav"
                 data-station-id="<?= $rid ?>"
                 data-name="<?= h($r['name']) ?>"
                 data-logo="<?= h($rLogo) ?>"
                 data-url="<?= h($rHref) ?>">

              <!-- Play -->
              <button class="rm-play-btn"
                      data-play="<?= $rid ?>"
                      onclick="event.preventDefault(); event.stopPropagation();">▶</button>

              <a href="<?= $rHref ?>" class="rm-card-link">
                <div class="rm-card-thumb">
                  <?php if ($rLogo): ?>
                    <img src="<?= h($rLogo) ?>" alt="<?= h($r['name']) ?>" loading="lazy">
                  <?php else: ?>
                    <div class="rm-thumb-placeholder">
                      <?= h(mb_strtoupper(mb_substr($r['name'],0,1))) ?>
                    </div>
                  <?php endif; ?>
                </div>

                <div class="rm-card-info">
                  <div class="rm-card-title"><?= h($r['name']) ?></div>
                  <div class="rm-card-meta-pill">
                    <?php if (!empty($r['country'])): ?>
                      <span class="rm-pill rm-pill-country"><?= h($r['country']) ?></span>
                    <?php endif; ?>
                    <?php if (!empty($r['bitrate'])): ?>
                      <span class="rm-pill rm-pill-bitrate"><?= (int)$r['bitrate'] ?> kbps</span>
                    <?php endif; ?>
                  </div>
                </div>
              </a>

              <!-- Favorite -->
              <button class="rm-fav-btn"
                      data-fav="<?= $rid ?>"
                      onclick="event.preventDefault(); event.stopPropagation();">♡</button>

            </div>

          </div>
        <?php endforeach; ?>
      </div>
    <?php endif; ?>

  </div>
</section>

<script>
// Copy-link share button
document.addEventListener('click', function (e) {
  const btn = e.target.closest('.rm-share-copy');
  if (!btn) return;

  const url = btn.getAttribute('data-share-copy') || window.location.href;

  if (navigator.clipboard && navigator.clipboard.writeText) {
    navigator.clipboard.writeText(url).then(function () {
      const original = btn.innerHTML;
      btn.innerHTML = '<span class="rm-share-icon">✅</span><span>Copied</span>';
      setTimeout(function () { btn.innerHTML = original; }, 1500);
    }).catch(function () {
      alert('Link copied: ' + url);
    });
  } else {
    alert('Link copied: ' + url);
  }
});
</script>

<?php
$content = ob_get_clean();
include __DIR__ . '/partials/template.php';