Different decimal lenght for cart and checkout -- first version

.gitignore

@@ -0,0 +1,4 @@
+*.~
+error_log
+.gitignore
+.htaccess~

Block/System/Config/Form/Field/Precision.php

@@ -20,6 +20,7 @@ class Precision implements \Magento\Framework\Option\ArrayInterface
     public function toOptionArray()
     {
         return [
+            ['value' => 0, 'label' => __('0')],
             ['value' => 1, 'label' => __('1')],
             ['value' => 2, 'label' => __('2')],
             ['value' => 3, 'label' => __('3')],

Block/System/Config/Form/Field/PrecisionCart.php

@@ -0,0 +1,30 @@
+<?php
+/**
+ * @category   Evozon
+ * @package    Magento_Evozon
+ * @copyright  Copyright (c) 2018 Evozon (http://www.evozon.com)
+ * @author     Lilian Codreanu <[email protected]>
+ */
+
+namespace Lillik\PriceDecimal\Block\System\Config\Form\Field;
+
+
+class Precision implements \Magento\Framework\Option\ArrayInterface
+{
+
+    /**
+     * Return array of options as value-label pairs
+     *
+     * @return array Format: array(array('value' => '<value>', 'label' => '<label>'), ...)
+     */
+    public function toOptionArray()
+    {
+        return [
+            ['value' => 0, 'label' => __('0')],
+            ['value' => 1, 'label' => __('1')],
+            ['value' => 2, 'label' => __('2')],
+            ['value' => 3, 'label' => __('3')],
+            ['value' => 4, 'label' => __('4')],
+        ];
+    }
+}

Block/System/Config/Form/Field/PrecisionCheckout.php

@@ -0,0 +1,30 @@
+<?php
+/**
+ * @category   Evozon
+ * @package    Magento_Evozon
+ * @copyright  Copyright (c) 2018 Evozon (http://www.evozon.com)
+ * @author     Lilian Codreanu <[email protected]>
+ */
+
+namespace Lillik\PriceDecimal\Block\System\Config\Form\Field;
+
+
+class Precision implements \Magento\Framework\Option\ArrayInterface
+{
+
+    /**
+     * Return array of options as value-label pairs
+     *
+     * @return array Format: array(array('value' => '<value>', 'label' => '<label>'), ...)
+     */
+    public function toOptionArray()
+    {
+        return [
+            ['value' => 0, 'label' => __('0')],
+            ['value' => 1, 'label' => __('1')],
+            ['value' => 2, 'label' => __('2')],
+            ['value' => 3, 'label' => __('3')],
+            ['value' => 4, 'label' => __('4')],
+        ];
+    }
+}

Model/Config.php

@@ -2,40 +2,46 @@
 /**
  *
  * @package Lillik\PriceDecimal\Model
- *
  * @author  Lilian Codreanu <[email protected]>
+ * includes Roy Nilsson's modifications ( Aug 2020 ) 
+ * includes Patriboom's modifications   ( Mar 2021 ) 
  */
 
 namespace Lillik\PriceDecimal\Model;
 
 use Magento\Framework\App\Config\ScopeConfigInterface;
+use Magento\Framework\App\RequestInterface;
 
 class Config implements ConfigInterface
 {
 
-    const XML_PATH_PRICE_PRECISION
-        = 'catalog_price_decimal/general/price_precision';
+	const XML_PATH_GENERAL_ENABLE 			= 'catalog_price_decimal/general/enable';
+	const XML_PATH_CAN_SHOW_PRICE_DECIMAL 	= 'catalog_price_decimal/general/can_show_decimal';
+	const XML_PATH_DISABLE_FOR_ACTIONS 		= 'catalog_price_decimal/general/disable_for_actions';
 
-    const XML_PATH_CAN_SHOW_PRICE_DECIMAL
-        = 'catalog_price_decimal/general/can_show_decimal';
+	const XML_PATH_PRICE_PRECISION 			= 'catalog_price_decimal/general/price_precision';
+	const XML_PATH_PRICE_PRECISIONCART 		= 'catalog_price_decimal/general/price_precisionCart';
+	const XML_PATH_PRICE_PRECISIONCHECKOUT = 'catalog_price_decimal/general/price_precisionCheckout';
 
-    const XML_PATH_GENERAL_ENABLE
-        = 'catalog_price_decimal/general/enable';
 
     /**
      * @var \Magento\Framework\App\Config\ScopeConfigInterface
      */
     private $scopeConfig;
 
+	/**
+     * @var \Magento\Framework\App\RequestInterface
+     */
+    private $request;
+
     /**
      * @param ScopeConfigInterface $scopeConfig
      */
-    public function __construct(
-        ScopeConfigInterface $scopeConfig
-    ) {
-
+    public function __construct( ScopeConfigInterface $scopeConfig, RequestInterface $request ) 
+		{
         $this->scopeConfig = $scopeConfig;
-    }
+        $this->request = $request;
+    	}
 
     /**
      * @return \Magento\Framework\App\Config\ScopeConfigInterface
@@ -62,7 +68,8 @@ public function getValueByPath($path, $scopeType = 'website')
      */
     public function isEnable()
     {
-        return $this->getValueByPath(self::XML_PATH_GENERAL_ENABLE, 'website');
+      //return $this->getValueByPath(self::XML_PATH_GENERAL_ENABLE, 'website');
+		return $this->getValueByPath(self::XML_PATH_GENERAL_ENABLE, 'website') && !$this->isDisabledForAction(); 
     }
 
     /**
@@ -82,4 +89,23 @@ public function getPricePrecision()
     {
         return $this->getValueByPath(self::XML_PATH_PRICE_PRECISION, 'website');
     }
+    public function getPricePrecisionCart()
+    {
+        return $this->getValueByPath(self::XML_PATH_PRICE_PRECISIONCART, 'website');
+    }
+    public function getPricePrecisionCheckout()
+    {
+        return $this->getValueByPath(self::XML_PATH_PRICE_PRECISIONCHECKOUT, 'website');
+    }
+
+    private function isDisabledForAction()
+    {
+        $currentAction = $this->request->getModuleName() . '_' . $this->request->getControllerName() . '_' . $this->request->getActionName();
+        foreach (explode(',', $this->getValueByPath(self::XML_PATH_DISABLE_FOR_ACTIONS, 'website')) as $action) {
+            if (trim($action) == $currentAction) {
+                return true;
+            }
+        }
+        return false;
+    }
 }

Model/Plugin/Local/Format.php

@@ -26,8 +26,10 @@ public function afterGetPriceFormat($subject, $result)
         $precision = $this->getPricePrecision();
 
         if ($this->getConfig()->isEnable()) {
-            $result['precision'] = $precision;
-            $result['requiredPrecision'] = $precision;
+            $result['precision'] 			= $precision;
+            $result['precisionCart']  		= $this->getConfig()->getPricePrecisionCart();
+            $result['precisionCheckout'] 	= $this->getConfig()->getPricePrecisionCheckout();
+            $result['requiredPrecision'] 	= $precision;
         }
 
         return $result;

Model/PricePrecisionConfigTrait.php

@@ -26,7 +26,11 @@ public function getConfig()
     public function getPricePrecision()
     {
         if ($this->getConfig()->canShowPriceDecimal()) {
-            return $this->getConfig()->getPricePrecision();
+        		//return $context->getLayout();
+        		$Val = $this->getConfig()->getPricePrecision(); 
+        		$Val =  (strstr($_SERVER['PHP_SELF'], 'checkout') > -1 ) ? $this->getConfig()->getPricePrecisionCheckout() :  $Val;
+        		$Val =  (strstr($_SERVER['PHP_SELF'], 'cart') > -1 ) ? $this->getConfig()->getPricePrecisionCart() :  $Val;
+            return $Val;
         }
 
         return 0;

README.md

@@ -28,6 +28,8 @@ The preferred way of installing lillik/magento2-price-decimal is through Compose
 php composer.phar require lillik/magento2-price-decimal
 ```
 
+Other way to install: copy all files from here to ./app/code/Lillik/PriceDecimal/ subdirectory ( you'll need to create the directory first).
+
 ### Configuration
 
 ```

etc/adminhtml/di.xml

@@ -7,6 +7,14 @@
                     <item name="class" xsi:type="string">Lillik\PriceDecimal\Ui\DataProvider\Product\Modifier\Price</item>
                     <item name="sortOrder" xsi:type="number">200</item>
                 </item>
+                <item name="pricetabcart" xsi:type="array">
+                    <item name="class" xsi:type="string">Lillik\PriceDecimal\Ui\DataProvider\Product\Modifier\Price</item>
+                    <item name="sortOrder" xsi:type="number">200</item>
+                </item>
+                <item name="pricetabcheckout" xsi:type="array">
+                    <item name="class" xsi:type="string">Lillik\PriceDecimal\Ui\DataProvider\Product\Modifier\Price</item>
+                    <item name="sortOrder" xsi:type="number">200</item>
+                </item>
             </argument>
         </arguments>
     </virtualType>

etc/adminhtml/system.xml

@@ -15,17 +15,37 @@
                     <depends>
                         <field id="*/*/enable">1</field>
                     </depends>
-                    <label>Show the decimal?</label>
+                    <label>Show decimal ?</label>
                     <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
                 </field>
                 <field id="price_precision" translate="label" type="select" sortOrder="3" showInDefault="1" showInWebsite="1" showInStore="0">
-                    <label>Decimal Length</label>
+                    <label>Decimal length -- general purpose</label>
                     <depends>
                         <field id="*/*/enable">1</field>
                     </depends>
                     <source_model>Lillik\PriceDecimal\Block\System\Config\Form\Field\Precision</source_model>
                 </field>
-        </group>
+                <field id="price_precisionCart" translate="label" type="select" sortOrder="3" showInDefault="1" showInWebsite="1" showInStore="0">
+                    <label>Decimal lenght -- Cart</label>
+                    <depends>
+                        <field id="*/*/enable">1</field>
+                    </depends>
+                    <source_model>Lillik\PriceDecimal\Block\System\Config\Form\Field\Precision</source_model>
+                </field>
+                <field id="price_precisionCheckout" translate="label" type="select" sortOrder="3" showInDefault="1" showInWebsite="1" showInStore="0">
+                    <label>Decimal lenght -- Checkout</label>
+                    <depends>
+                        <field id="*/*/enable">1</field>
+                    </depends>
+                    <source_model>Lillik\PriceDecimal\Block\System\Config\Form\Field\Precision</source_model>
+                </field>
+              <field id="disable_for_actions" translate="label" type="text" sortOrder="4" showInDefault="1" showInWebsite="1" showInStore="0">
+                    <label>Disable for actions</label>
+                    <depends>
+                        <field id="*/*/enable">1</field>
+                    </depends>
+                </field>
+				</group>
         </section>
     </system>
 </config>

etc/config.xml

@@ -6,6 +6,17 @@
                 <price_precision>2</price_precision>
             </general>
         </catalog_price_decimal>
+        <catalog_price_decimalCart>
+            <general>
+               <price_precisionCart>2</price_precisionCart>
+					<disable_for_actions>checkout_klarna_index</disable_for_actions>
+            </general>
+        </catalog_price_decimalCart>
+        <catalog_price_decimalCheckout>
+            <general>
+                <price_precisionCheckout>2</price_precisionCheckout>
+            </general>
+        </catalog_price_decimalCheckout>
     </default>
     <websites>
         <admin>
@@ -14,6 +25,16 @@
                     <enable>0</enable>
                 </general>
             </catalog_price_decimal>
+	        <catalog_price_decimalCart>
+                <general>
+                    <enable>0</enable>
+                </general>
+	        </catalog_price_decimalCart>
+	        <catalog_price_decimalCheckout>
+                <general>
+                    <enable>0</enable>
+                </general>
+	        </catalog_price_decimalCheckout>
         </admin>
     </websites>
 </config>