Updated to version 1.2.0

* Update - Add support `shipping` line items
* Update - Add support `fee` line items
* Update - Item total under product line items is now sortable
* Fix - Item total in an order is doubled #3
* Tweak - Removed the tooltip from order details page
* Tweak - Item total is now next to te cost of the product for consistency sake

item-total-for-wc.php

@@ -2,14 +2,14 @@
 /**
  * Plugin Name: Item total for WooCommerce
  * Description: Simple plugin to display Item total in the order details page.
- * Version: 1.0.1
+ * Version: 1.2.0
  * Author: AashikP
  * Author URI: https://aashikp.com
  * Text Domain: item-total-for-wc
- * Requires at least: 4.9.14
- * Requires PHP: 7.3.5
+ * Requires at least: 5.0
+ * Requires PHP: 7.4
  * WC requires at least: 3.5.0
- * WC tested up to: 5.3.0
+ * WC tested up to: 6.2.0
  *
  * @package Item-Total-for-WC
  */
@@ -21,40 +21,60 @@
 /**
  * Check if WooCommerce is active
  */
-if ( in_array( 'woocommerce/woocommerce.php', apply_filters( 'active_plugins', get_option( 'active_plugins' ) ) ) ) {
+if ( in_array( 'woocommerce/woocommerce.php', apply_filters( 'active_plugins', get_option( 'active_plugins' ) ), true ) ) {
 
 	/**
 	 * Display tax included price under order details page.
 	 */
 	function ap_item_total_header() {
-		echo '<th width=100%;">' . esc_html__( 'Item Total', 'item-total-for-wc' ) . wc_help_tip( esc_html__( 'Item total = [Cost * Qty]+Tax total. This is the actual product total paid by the customer, and Cost = Price of the product minus Discounts (if any)', 'item-total-for-wc' ) ) . '</th>';
+		echo '<th class="item_total_cost sortable" data-sort="float" style="width:100%;text-align:right;">' . esc_html__( 'Item Total', 'item-total-for-wc' )
+		. '</th>'; // phpcs:ignore
 	}
 	add_action( 'woocommerce_admin_order_item_headers', 'ap_item_total_header' );
 
 	/**
-	 * Display the total tax for a line item.
+	 * Calculate the total price for a line item.
 	 *
-	 * @param object $product Product object.
+	 * @param Object $order Order object.
+	 * @param String $item_type Type of line item. line_item, shipping, or fee.
 	 */
-	function ap_display_item_total( $product ) {
-		global $post;
-		if ( ! is_int( $thepostid ) ) {
-			$thepostid = $post->ID;
+	function ap_calculate_item_total( $order, $item_type = 'line_item' ) {
+		$item_total = array();
+		foreach ( $order->get_items( $item_type ) as $item_id => $item ) {
+			$price                  = ( $item['total'] + $item['total_tax'] );
+			$item_total[ $item_id ] = $price;
 		}
+		return $item_total;
+	}
+
+	/**
+	 * Display the total price for a line item.
+	 *
+	 * @param Int $item_id Order item id.
+	 */
+	function ap_display_item_total( $item_id ) {
+		global $post;
+		$order = wc_get_order( $post->ID );
 		if ( ! wp_doing_ajax() ) {
-			$order       = wc_get_order( $thepostid );
-			$order_items = $order->get_items();
-			foreach ( $order->get_items() as $item_id => $item ) {
-				if ( $item['product_id'] === $product->id ) {
-					$price = $item['total_tax'] + $item['total'];
-				}
+			if ( isset( $order->get_items()[ $item_id ] ) ) {
+				$item_total = ap_calculate_item_total( $order, $item_type = 'line_item' );
+			}
+			if ( ! empty( $order->get_items( 'fee' )[ $item_id ] ) ) {
+				$item_total = ap_calculate_item_total( $order, $item_type = 'fee' );
+			}
+			if ( ! empty( $order->get_items( 'shipping' )[ $item_id ] ) ) {
+				$item_total = ap_calculate_item_total( $order, $item_type = 'shipping' );
+			}
+
+			if ( isset( $item_total[ $item_id ] ) ) {
+				echo '<td class="item_total_cost">
+					<div class="view alignright">'
+					. wc_price( $item_total[ $item_id ], array( 'currency' => $order->get_currency() ) ) // phpcs:ignore
+					. '</div></td>';
 			}
-			$test  = '<td class="item_total_cost">';
-			$test .= '<div class="view alignleft">';
-			$test .= wc_price( $price, array( 'currency' => $order->get_currency() ) );
-			$test .= '</span></div></td>';
-			echo $test;
+			return;
 		}
 	}
-	add_action( 'woocommerce_admin_order_item_values', 'ap_display_item_total' );
+	add_action( 'woocommerce_after_order_fee_item_name', 'ap_display_item_total' );
+	add_action( 'woocommerce_after_order_itemmeta', 'ap_display_item_total' );
 }