<div class="space-y-4">
  <p class="text-sm text-gray-600">
    <a href="<?= base_url('bag/basic-info') ?>" class="text-blue-600 hover:underline">&larr; 기본정보관리</a>
    <span class="mx-2 text-gray-300">|</span>
    <a href="<?= base_url('bag/prices') ?>" class="text-blue-600 hover:underline">봉투 단가</a>
  </p>
  <section>
    <div class="flex items-center justify-between mb-2 border-b pb-1">
      <h3 class="text-base font-bold text-gray-700">포장 단위</h3>
      <a href="<?= base_url('bag/packaging-units/manage') ?>" class="text-blue-600 hover:underline text-sm">관리 &rarr;</a>
    </div>
    <table class="data-table">
      <thead><tr>
        <th class="w-16">번호</th><th>봉투코드</th><th>봉투명</th><th>박스당 팩 수</th><th>팩당 낱장 수</th><th>1박스 총 낱장</th><th>적용시작</th><th>적용종료</th><th>상태</th>
      </tr></thead>
      <tbody>
      <?php if (! empty($packagingUnits)): ?>
        <?php foreach ($packagingUnits as $i => $row): ?>
        <tr>
          <td class="text-center"><?= $i + 1 ?></td>
          <td class="text-center"><?= esc($row->pu_bag_code) ?></td>
          <td><?= esc($row->pu_bag_name ?? '') ?></td>
          <td class="text-right"><?= number_format((int) ($row->pu_box_per_pack ?? 0)) ?></td>
          <td class="text-right"><?= number_format((int) ($row->pu_pack_per_sheet ?? 0)) ?></td>
          <td class="text-right"><?= number_format((int) ($row->pu_total_per_box ?? 0)) ?></td>
          <td class="text-center"><?= esc($row->pu_start_date ?? '') ?></td>
          <td class="text-center"><?= ($row->pu_end_date ?? '') !== '' && $row->pu_end_date !== null ? esc((string) $row->pu_end_date) : '현재' ?></td>
          <td class="text-center"><?= (int) ($row->pu_state ?? 1) === 1 ? '사용' : '만료' ?></td>
        </tr>
        <?php endforeach; ?>
      <?php else: ?>
        <tr><td colspan="9" class="text-center text-gray-400 py-4">등록된 포장 단위가 없습니다.</td></tr>
      <?php endif; ?>
      </tbody>
    </table>
  </section>
</div>
