// ==== Shortcode Upload Print On Demand ====

function matoos_upload_form() {
    ob_start();
    ?>
    <style>
      .upload-container {max-width:600px;margin:20px auto;padding:20px;border:1px solid #ddd;border-radius:10px;font-family:sans-serif;}
      .upload-container h2 {margin-top:0;color:#333;}
      .upload-container input, .upload-container textarea, .upload-container button {width:100%;padding:8px;margin:6px 0;border:1px solid #ccc;border-radius:5px;}
      .file-list li {margin-bottom:15px;list-style:none;}
      .file-list img {max-height:100px;display:block;margin-bottom:5px;border:1px solid #ccc;padding:3px;border-radius:6px;}
      .copy-btn {background:#0073aa;color:#fff;border:none;padding:5px 10px;border-radius:4px;cursor:pointer;}
      .copy-btn.copied {background:#28a745;}
      .copy-all {background:#444;color:#fff;padding:8px 12px;margin-top:10px;display:inline-block;border-radius:5px;cursor:pointer;}
    </style>

    <div class="upload-container">
      <h2>Layanan Print On Demand</h2>
      <form method="post" enctype="multipart/form-data">
        <label>Email Anda:</label>
        <input type="email" name="matoos_email" required>

        <label>Catatan (opsional):</label>
        <textarea name="matoos_note" rows="3" placeholder="Tulis catatan tambahan di sini..."></textarea>

        <label>Upload Desain (boleh lebih dari 1 file, max 10MB per file):</label>
        <input type="file" name="matoos_files[]" accept=".png,.jpg,.jpeg,.pdf" multiple required>

        <button type="submit" name="matoos_submit">Kirim</button>
      </form>
    </div>

    <script>
      function copyLink(btn, text) {
        navigator.clipboard.writeText(text).then(() => {
          btn.textContent = "✅ Copy That!";
          btn.classList.add("copied");
          setTimeout(() => {
            btn.textContent = "📋 Copy";
            btn.classList.remove("copied");
          }, 1500);
        });
      }

      function copyAllLinks() {
        let allLinks = Array.from(document.querySelectorAll('.file-list a')).map(a => a.href).join("\n");
        navigator.clipboard.writeText(allLinks).then(() => {
          const btn = document.getElementById("copyAllBtn");
          btn.textContent = "✅ Semua Tersalin!";
          setTimeout(() => { btn.textContent = "📋 Copy Semua Link"; }, 1500);
        });
      }
    </script>
    <?php

    // ==== Proses Upload ====
    if (isset($_POST['matoos_submit'])) {
        $maxFileSize = 10 * 1024 * 1024; // 10MB
        $customer_email = sanitize_email($_POST['matoos_email']);
        $customer_note  = sanitize_textarea_field($_POST['matoos_note']);

        $uploadDir = wp_upload_dir();
        $targetDir = $uploadDir['basedir'] . "/matoos_uploads/";
        if (!is_dir($targetDir)) {
            wp_mkdir_p($targetDir);
        }

        $uploadedFiles = [];
        $errors = [];

        if (!empty($_FILES['matoos_files']['name'][0])) {
            foreach ($_FILES['matoos_files']['name'] as $key => $name) {
                $fileTmp  = $_FILES['matoos_files']['tmp_name'][$key];
                $fileSize = $_FILES['matoos_files']['size'][$key];
                $fileName = time() . "_" . sanitize_file_name($name);
                $targetFile = $targetDir . $fileName;

                if ($fileSize > $maxFileSize) {
                    $errors[] = "$name (terlalu besar, max 10MB)";
                    continue;
                }

                if (move_uploaded_file($fileTmp, $targetFile)) {
                    $fileUrl = $uploadDir['baseurl'] . "/matoos_uploads/" . $fileName;
                    $uploadedFiles[] = $fileUrl;
                } else {
                    $errors[] = "$name (gagal upload)";
                }
            }
        }

        if ($uploadedFiles) {
            // Kirim email admin
            $to = "akhmadharizoos@gmail.com";
            $subject = "Pelanggan upload file (Print On Demand)";
            $message = "Email pelanggan: $customer_email\nCatatan: $customer_note\n\nFile:\n" . implode("\n", $uploadedFiles);
            $headers = "From: support@matoos.net";

            wp_mail($to, $subject, $message, $headers);

            echo "<div class='upload-container'><h3 style='color:green'>✅ Upload berhasil!</h3>";
            echo "<p><b>Email:</b> $customer_email</p>";
            if ($customer_note) echo "<p><b>Catatan:</b> $customer_note</p>";
            echo "<ul class='file-list'>";
            foreach ($uploadedFiles as $url) {
                $ext = strtolower(pathinfo($url, PATHINFO_EXTENSION));
                echo "<li>";
                if (in_array($ext, ['jpg','jpeg','png'])) {
                    echo "<img src='$url' alt='preview'>";
                }
                echo "<a href='$url' target='_blank'>$url</a> ";
                echo "<button class='copy-btn' onclick=\"copyLink(this, '$url')\">📋 Copy</button>";
                echo "</li>";
            }
            echo "</ul>";
            echo "<button id='copyAllBtn' class='copy-all' onclick='copyAllLinks()'>📋 Copy Semua Link</button>";
            echo "</div>";
        }

        if ($errors) {
            echo "<div class='upload-container'><p style='color:red'>❌ Beberapa file gagal:</p><ul>";
            foreach ($errors as $err) {
                echo "<li>$err</li>";
            }
            echo "</ul></div>";
        }
    }

    return ob_get_clean();
}
add_shortcode('matoos_upload', 'matoos_upload_form');

function allow_iframe_in_posts($allowedposttags){
    $allowedposttags['iframe'] = array(
        'src' => true,
        'width' => true,
        'height' => true,
        'frameborder' => true,
        'allowfullscreen' => true,
        'style' => true,
        'title' => true
    );
    return $allowedposttags;
}
add_filter('wp_kses_allowed_html','allow_iframe_in_posts');