Add isCountAboveZero method to xlvask_wash_item and update task logic to skip items with non-positive counts

services/nginx/app/modules/xlvask/helpers/xlvask_tasks.php

@@ -233,9 +233,9 @@ class xlvask_tasks
                     /** @var xlvask_wash_item $item */
                     // Skip items that have the id 64, since these are not relevant to anyone.
                     $tmp_item_id = $item->getProduct($log)->id;
-                    if ($tmp_item_id === 64) {
+                    if ($tmp_item_id === 64 || !$item->isCountAboveZero()) {
                         $tmp_skipped_items[] = $item;
-                        continue; // Skip items with id 64
+                        continue; // Skip items with id 64 (Or items simply not relevant)
                     }
                     echo '## ' . $item->Count . ' x ' . $item->OriginalProductName . ' @ ' . $item->getPriceExVat() . ' as ' . $tmp_item_id . ' ( ' . $item->getProduct($log)->name->value() . ' )' . PHP_EOL;
                 }

services/nginx/app/modules/xlvask/helpers/xlvask_wash_item.php

@@ -301,4 +301,15 @@ class xlvask_wash_item
         // If either PriceIncVat or Count is not numeric, return 0
         return 0.0;
     }
+
+    /**
+     * Check if the count of the wash item is above zero.
+     * @note This method was added to accommodate the need to check if the count is above zero. (Since some, but not all wash items can have a count of 0, which is not valid for processing)
+     * @return bool
+     */
+    public function isCountAboveZero(): bool
+    {
+        // Check if the count is above zero
+        return is_numeric($this->Count) && (float)$this->Count > 0;
+    }
 }