Add promotional price rounding module with price adjustment logic

.vscode/ftp-kr.sync.cache.json

@@ -1082,7 +1082,7 @@
           },
           ".htaccess": {
             "type": "-",
-            "size": 7169,
+            "size": 5737,
             "lmtime": 1743169569305,
             "modified": true
           },

classes/Product.php

@@ -3851,6 +3851,7 @@ class ProductCore extends ObjectModel
 
         $result = self::$_pricesLevel2[$cache_id_2][(int) $id_product_attribute];
 
+        // echo '<pre>' . print_r( $specific_price , true) . '</pre>';
         if (!$specific_price || $specific_price['price'] < 0) {
             $price = (float) $result['price'];
         } else {
@@ -3954,6 +3955,11 @@ class ProductCore extends ObjectModel
             $price -= $specific_price_reduction;
         }
 
+        // Zaokrąglanie w górę tylko gdy mamy redukcję
+        if ($specific_price && $specific_price['reduction'] > 0) {
+          $price = Tools::ceilf($price);
+        }
+
         // Group reduction
         if ($use_group_reduction) {
             $reduction_from_category = GroupReduction::getValueForProduct($id_product, $id_group);

modules/promotionalpricerounding/promotionalpricerounding.php

@@ -0,0 +1,54 @@
+<?php
+
+if (!defined('_PS_VERSION_')) {
+    exit;
+}
+
+class PromotionalPriceRounding extends Module
+{
+    public function __construct()
+    {
+        $this->name = 'promotionalpricerounding';
+        $this->tab = 'pricing';
+        $this->version = '1.0.0';
+        $this->author = 'Twoja Nazwa';
+        $this->need_instance = 0;
+        $this->ps_versions_compliancy = ['min' => '1.7.0.0', 'max' => _PS_VERSION_];
+
+        parent::__construct();
+
+        $this->displayName = $this->l('Zaokrąglanie cen promocyjnych w górę');
+        $this->description = $this->l('Zaokrągla ceny promocyjne w górę, tak jak zwykłe ceny.');
+
+        $this->confirmUninstall = $this->l('Czy na pewno chcesz odinstalować ten moduł?');
+    }
+
+    public function install()
+    {
+        return parent::install() && $this->registerHook('actionProductGetPrice');
+    }
+
+    public function uninstall()
+    {
+        return parent::uninstall() && $this->unregisterHook('actionProductGetPrice');
+    }
+
+    public function hookActionProductGetPrice($params)
+    {
+        if (isset($params['product'])) {
+            $product = $params['product'];
+            $price = $params['price'];
+            $currency = Context::getContext()->currency;
+            $decimals = is_array($currency) ? (int) $currency['decimals'] : (int) $currency->decimals;
+            $factor = pow(10, $decimals);
+
+            // Sprawdź, czy produkt ma aktywną promocję
+            if (isset($product->specificPrice) && $product->specificPrice && $product->specificPrice['reduction'] > 0) {
+                $params['price'] = ceil($price * $factor) / $factor;
+            } elseif (isset($product->reduction) && $product->reduction > 0) {
+                // Obsługa reguł cenowych
+                $params['price'] = ceil($price * $factor) / $factor;
+            }
+        }
+    }
+}