feat: bulk delete in product archive (v0.327)

- Add bulk_delete_permanent() endpoint (POST ids[], returns JSON)
- Checkbox column + bulk action bar with count label
- Select-all in table header, confirmation dialog before delete
- 2 new tests for bulk_delete_permanent method signature

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

admin/templates/product-archive/products-list-custom-script.php

@@ -1,4 +1,26 @@
 <style type="text/css">
+  .bulk-action-bar {
+    display: flex;
+    align-items: center;
+    gap: 12px;
+    padding: 10px 14px;
+    margin-bottom: 10px;
+    background: #fff3cd;
+    border: 1px solid #ffc107;
+    border-radius: 4px;
+  }
+
+  .bulk-action-bar__info {
+    font-weight: 600;
+    color: #856404;
+  }
+
+  .table-col-bulk-check {
+    width: 36px;
+    padding-left: 10px !important;
+    padding-right: 10px !important;
+  }
+
   .product-archive-thumb-wrap {
     display: inline-block;
   }
@@ -96,5 +118,119 @@
       $popup.removeClass('is-visible');
       $popupImage.attr('src', '');
     });
+
+    // --- Bulk select ---
+    var $table = $('.table-list-table');
+    var $bar   = $('#js-bulk-action-bar');
+    var $label = $bar.find('.js-bulk-count-label');
+
+    // Inject select-all checkbox into _checkbox column header
+    $table.find('thead th.table-col-bulk-check').html(
+      '<input type="checkbox" id="js-bulk-select-all" title="Zaznacz wszystkie">'
+    );
+
+    function updateBar() {
+      var count = $table.find('.js-bulk-check:checked').length;
+      if (count > 0) {
+        $label.text('Zaznaczono: ' + count);
+        $bar.show();
+      } else {
+        $bar.hide();
+      }
+    }
+
+    $(document).on('change.bulkSelect', '#js-bulk-select-all', function() {
+      var checked = $(this).is(':checked');
+      $table.find('.js-bulk-check').prop('checked', checked);
+      updateBar();
+    });
+
+    $(document).on('change.bulkSelect', '.js-bulk-check', function() {
+      var total   = $table.find('.js-bulk-check').length;
+      var checked = $table.find('.js-bulk-check:checked').length;
+      $('#js-bulk-select-all').prop('indeterminate', checked > 0 && checked < total);
+      $('#js-bulk-select-all').prop('checked', checked === total && total > 0);
+      updateBar();
+    });
+
+    $(document).on('click.bulkDelete', '.js-bulk-delete-btn', function() {
+      var ids = [];
+      $table.find('.js-bulk-check:checked').each(function() {
+        ids.push($(this).val());
+      });
+      if (ids.length === 0) {
+        return;
+      }
+
+      var confirmMsg = 'UWAGA! Operacja nieodwracalna!\n\n'
+        + 'Wybrane produkty (' + ids.length + ' szt.) zostaną trwale usunięte razem ze wszystkimi zdjęciami i załącznikami z serwera.\n\n'
+        + 'Czy na pewno chcesz usunąć zaznaczone produkty?';
+
+      var doDelete = function() {
+        var $btn = $('.js-bulk-delete-btn');
+        $btn.prop('disabled', true).text('Usuwanie…');
+
+        var formData = [];
+        for (var i = 0; i < ids.length; i++) {
+          formData.push('ids%5B%5D=' + encodeURIComponent(ids[i]));
+        }
+
+        $.ajax({
+          url: '/admin/product_archive/bulk_delete_permanent/',
+          type: 'POST',
+          data: formData.join('&'),
+          contentType: 'application/x-www-form-urlencoded',
+          dataType: 'json',
+          success: function(resp) {
+            if (resp && resp.deleted > 0) {
+              window.location.reload();
+            } else {
+              alert('Nie udało się usunąć produktów. Spróbuj ponownie.');
+              $btn.prop('disabled', false).html('<i class="fa fa-trash-o"></i> Usuń zaznaczone trwale');
+            }
+          },
+          error: function() {
+            alert('Błąd podczas usuwania produktów. Spróbuj ponownie.');
+            $btn.prop('disabled', false).html('<i class="fa fa-trash-o"></i> Usuń zaznaczone trwale');
+          }
+        });
+      };
+
+      if (typeof $.confirm === 'function') {
+        $.confirm({
+          title: 'Potwierdzenie',
+          content: confirmMsg,
+          type: 'red',
+          boxWidth: '560px',
+          useBootstrap: false,
+          animation: 'scale',
+          closeAnimation: 'scale',
+          backgroundDismissAnimation: 'shake',
+          container: 'body',
+          theme: 'modern',
+          columnClass: '',
+          typeAnimated: true,
+          lazyOpen: false,
+          draggable: false,
+          closeIcon: true,
+          containerFluid: true,
+          escapeKey: true,
+          backgroundDismiss: true,
+          buttons: {
+            cancel: {
+              text: 'Anuluj',
+              btnClass: 'btn-default'
+            },
+            confirm: {
+              text: 'Tak, usuń trwale',
+              btnClass: 'btn-danger',
+              action: doDelete
+            }
+          }
+        });
+      } else if (window.confirm(confirmMsg)) {
+        doDelete();
+      }
+    });
   })(window.jQuery);
 </script>

admin/templates/product-archive/products-list.php

@@ -1,3 +1,10 @@
+<div id="js-bulk-action-bar" class="bulk-action-bar" style="display:none;">
+  <span class="bulk-action-bar__info js-bulk-count-label">Zaznaczono: 0</span>
+  <button type="button" class="btn btn-danger btn-sm js-bulk-delete-btn">
+    <i class="fa fa-trash-o"></i> Usuń zaznaczone trwale
+  </button>
+</div>
+
 <?= \Shared\Tpl\Tpl::view('components/table-list', ['list' => $this->viewModel]); ?>
 
 <?php if (!empty($this->viewModel->customScriptView)): ?>