feat(前端): 重构混装产品前端逻辑并优化购物车处理

重构混装产品的前端逻辑，改用模板部分替换完整页面模板
优化购物车处理流程，实现容器与子项关联管理
移除旧版混装产品单页模板，新增全局混装表单模板

includes/admin/class-yoone-product-bundles-admin.php

@@ -1,6 +1,6 @@
 <?php
 /**
- * 后台：为混装产品提供配置界面（可混装商品、最小数量、分类）。
+ * Admin: Provides the configuration interface for bundle products (allowed products, min quantity, categories).
  */
 defined('ABSPATH') || exit;
 
@@ -28,9 +28,9 @@ class Yoone_Product_Bundles_Admin {
 
     public function add_product_data_tab($tabs) {
         $tabs['yoone_bundle'] = array(
-            'label'    => __('混装产品', 'yoone-product-bundles'),
+            'label'    => __('Mix and Match', 'yoone-product-bundles'),
             'target'   => 'yoone_bundle_data',
-            'class'    => array('show_if_yoone_bundle'), // 仅当类型为 yoone_bundle 时显示
+            'class'    => array('show_if_yoone_bundle'), // Only show for 'yoone_bundle' type
             'priority' => 70,
         );
         return $tabs;
@@ -48,13 +48,13 @@ class Yoone_Product_Bundles_Admin {
         wp_nonce_field('yoone-bundle-admin-nonce', 'yoone_bundle_admin_nonce_field');
 
         echo '<div class="options_group">';
-        echo '<p>' . esc_html__('配置可混装的简单商品、最小混装数量以及前端展示的分类分组。', 'yoone-product-bundles') . '</p>';
+        echo '<p>' . esc_html__('Configure the simple products that can be included in the bundle, the minimum quantity, and the category grouping for the frontend display.', 'yoone-product-bundles') . '</p>';
 
-        // 可混装商品：使用 Woo 的产品搜索（select2），multiple
+        // Allowed products: use Woo's product search (select2), multiple
-        echo '<p class="form-field"><label>' . esc_html__('可混装商品', 'yoone-product-bundles') . '</label>';
+        echo '<p class="form-field"><label>' . esc_html__('Allowed Products', 'yoone-product-bundles') . '</label>';
-        echo '<button type="button" class="button yoone-add-all-simple-products" style="margin-left: 10px;">' . esc_html__('一键添加所有 Simple Product', 'yoone-product-bundles') . '</button>';
+        echo '<button type="button" class="button yoone-add-all-simple-products" style="margin-left: 10px;">' . esc_html__('Add All Simple Products', 'yoone-product-bundles') . '</button>';
-        // 仅搜索产品，不含变体，避免误选导致前端不显示
+        // Search only for products, not variations, to avoid errors
-        echo '<select class="wc-product-search" multiple style="width: 90%;" name="yoone_bundle_allowed_products[]" data-placeholder="' . esc_attr__('选择可混装的简单商品…', 'yoone-product-bundles') . '" data-action="woocommerce_json_search_products">';
+        echo '<select class="wc-product-search" multiple style="width: 90%;" name="yoone_bundle_allowed_products[]" data-placeholder="' . esc_attr__('Search for simple products…', 'yoone-product-bundles') . '" data-action="woocommerce_json_search_products">';
         if (! empty($allowed)) {
             foreach ($allowed as $pid) {
                 $p = wc_get_product($pid);
@@ -64,30 +64,30 @@ class Yoone_Product_Bundles_Admin {
             }
         }
         echo '</select>';
-        echo '<span class="description">' . esc_html__('仅支持 simple product；变体商品可在后续版本支持。', 'yoone-product-bundles') . '</span>';
+        echo '<span class="description">' . esc_html__('Only simple products are supported. Variable products may be supported in a future version.', 'yoone-product-bundles') . '</span>';
         echo '</p>';
 
-        // 最小混装数量
+        // Minimum bundle quantity
         woocommerce_wp_text_input(array(
             'id'          => 'yoone_bundle_min_quantity',
-            'label'       => __('最小混装数量', 'yoone-product-bundles'),
+            'label'       => __('Minimum Quantity', 'yoone-product-bundles'),
             'type'        => 'number',
             'desc_tip'    => true,
-            'description' => __('顾客选择的总数量需不小于该值，方可加入购物车。', 'yoone-product-bundles'),
+            'description' => __('The total quantity of selected items must be greater than or equal to this value to add to the cart.', 'yoone-product-bundles'),
             'value'       => $min_qty,
             'custom_attributes' => array('min' => '0'),
         ));
 
-        // 展示分类（product_cat）
+        // Display categories (product_cat)
-        echo '<p class="form-field"><label>' . esc_html__('前端展示分类', 'yoone-product-bundles') . '</label>';
+        echo '<p class="form-field"><label>' . esc_html__('Display Categories', 'yoone-product-bundles') . '</label>';
-        echo '<select class="wc-enhanced-select" multiple style="width: 90%;" name="yoone_bundle_categories[]" data-placeholder="' . esc_attr__('选择用于分组展示的分类…', 'yoone-product-bundles') . '">';
+        echo '<select class="wc-enhanced-select" multiple style="width: 90%;" name="yoone_bundle_categories[]" data-placeholder="' . esc_attr__('Select categories to group products by…', 'yoone-product-bundles') . '">';
         $terms = get_terms(array('taxonomy' => 'product_cat', 'hide_empty' => false));
         foreach ($terms as $t) {
             $selected = in_array($t->term_id, $cats, true) ? 'selected' : '';
             printf('<option value="%d" %s>%s</option>', $t->term_id, $selected, esc_html($t->name));
         }
         echo '</select>';
-        echo '<span class="description">' . esc_html__('用于在前端页面按分类分组展示可混装商品（仅展示与所选分类匹配的可混装商品）。', 'yoone-product-bundles') . '</span>';
+        echo '<span class="description">' . esc_html__('Group the allowed products by category on the frontend. Only products matching the selected categories will be shown.', 'yoone-product-bundles') . '</span>';
         echo '</p>';
 
         echo '</div>'; // options_group

includes/class-yoone-product-bundles.php

@@ -1,13 +1,13 @@
 <?php
 /**
- * 核心：注册产品类型、常量、工具方法。
+ * Core: Registers the product type, constants, and utility methods.
  */
 defined('ABSPATH') || exit;
 
 class Yoone_Product_Bundles {
     const TYPE = 'yoone_bundle';
 
-    // 配置的 postmeta 键名
+    // Post meta keys for configuration
     const META_ALLOWED_PRODUCTS = '_yoone_bundle_allowed_products'; // array<int>
     const META_MIN_QTY          = '_yoone_bundle_min_quantity';     // int
     const META_CATEGORIES       = '_yoone_bundle_categories';       // array<int> product_cat term_ids
@@ -22,22 +22,22 @@ class Yoone_Product_Bundles {
     }
 
     private function __construct() {
-        // 将产品类型加入选择器
+        // Add "Mix and Match" to the "Product Type" dropdown in the admin.
         add_filter('product_type_selector', array($this, 'register_product_type_in_selector'));
-        // 将类型映射到我们的 WC_Product 派生类
+        // Map the type to our class name, so WooCommerce instantiates the correct product object.
         add_filter('woocommerce_product_class', array($this, 'map_product_class'), 10, 2);
     }
 
     /**
-     * 在后台“产品类型”下拉中添加“混装产品”。
+     * Add "Mix and Match" to the "Product Type" dropdown in the admin.
      */
     public function register_product_type_in_selector($types) {
-        $types[self::TYPE] = __('混装产品 (Yoone Bundle)', 'yoone-product-bundles');
+        $types[self::TYPE] = __('Mix and Match (Yoone Bundle)', 'yoone-product-bundles');
         return $types;
     }
 
     /**
-     * 将类型映射到类名，WooCommerce 会实例化对应产品对象。
+     * Map the type to our class name, so WooCommerce instantiates the correct product object.
      */
     public function map_product_class($classname, $product_type) {
         if ($product_type === self::TYPE) {
@@ -47,7 +47,7 @@ class Yoone_Product_Bundles {
     }
 
     /**
-     * 读取并规范化 bundle 配置。
+     * Read and normalize the bundle configuration.
      * @param int|WC_Product $product
      * @return array{allowed_products:int[],min_qty:int,categories:int[]}
      */
@@ -58,7 +58,7 @@ class Yoone_Product_Bundles {
         $allowed = get_post_meta($pid, self::META_ALLOWED_PRODUCTS, true);
         $min     = absint(get_post_meta($pid, self::META_MIN_QTY, true));
         $cats    = get_post_meta($pid, self::META_CATEGORIES, true);
-        // 仅保留 simple 产品（避免后台选择了变体或其他类型导致前端不显示）
+        // Keep only simple products (to avoid issues if variations or other types were selected in the backend)
         $allowed = is_array($allowed) ? array_values(array_map('absint', $allowed)) : array();
         if (! empty($allowed)) {
             $simple_only = array();

includes/class-yoone-product-type-bundle.php

@@ -1,15 +1,16 @@
 <?php
 /**
- * 产品类型对象：WC_Product_Yoone_Bundle
+ * Product Type Object: WC_Product_Yoone_Bundle
- * - 定义产品类型标识；
+ * - Defines the product type identifier;
- * - 可选择设置为售卖方式（例如仅允许单件购买）。
+ * - Can be configured to set purchasing rules (e.g., sold individually).
  */
 defined('ABSPATH') || exit;
 
 class WC_Product_Yoone_Bundle extends WC_Product {
     public function __construct($product) {
         parent::__construct($product);
-        $this->set_virtual(true); // 混装产品不作为单独实物发货，实际发货明细由所选组件决定（MVP 简化）
+        // A bundle product itself isn't shipped; shipping is determined by its components (MVP simplification).
+        $this->set_virtual(true); 
     }
 
     public function get_type() {
@@ -17,9 +18,35 @@ class WC_Product_Yoone_Bundle extends WC_Product {
     }
 
     /**
-     * 混装产品通常只允许单件购买（其内部包含多个组件）。
+     * Bundle products are typically sold individually as they contain multiple items.
      */
     public function is_sold_individually() {
         return true;
     }
+
+    // --- Price Override --- 
+
+    public function get_price($context = 'view') {
+        return 0;
+    }
+
+    public function get_regular_price($context = 'view') {
+        return 0;
+    }
+
+    public function get_sale_price($context = 'view') {
+        return 0;
+    }
+
+    public function set_price($price) {
+        // Prevent price from being changed.
+    }
+
+    public function set_regular_price($price) {
+        // Prevent price from being changed.
+    }
+
+    public function set_sale_price($price) {
+        // Prevent price from being changed.
+    }
 }

includes/frontend/class-yoone-product-bundles-frontend.php

@@ -1,6 +1,6 @@
 <?php
 /**
- * 前端：渲染混装产品的自定义 add-to-cart 表单、校验并加入购物车。
+ * 前端：为混装产品渲染自定义的“添加到购物车”表单，并处理验证和加入购物车的逻辑。
  */
 defined('ABSPATH') || exit;
 
@@ -16,53 +16,160 @@ class Yoone_Product_Bundles_Frontend {
     }
 
     private function __construct() {
-        // 加载自定义的混装产品页面模板
+        $this->setup_hooks();
-        add_filter('template_include', array($this, 'use_bundle_template'), 99);
+    }
 
-        // 处理加入购物车：校验数量并打包所选组件数据
+    /**
-        add_filter('woocommerce_add_to_cart_validation', array($this, 'validate_add_to_cart'), 10, 6);
+     * Setup all frontend-related hooks.
-        add_filter('woocommerce_add_cart_item_data', array($this, 'add_cart_item_data'), 10, 3);
+     */
+    public function setup_hooks() {
+        // Handle the custom add-to-cart process for bundles
+        add_filter('woocommerce_add_to_cart_validation', array($this, 'process_bundle_add_to_cart'), 10, 3);
 
-        // 在购物车/订单中显示组件摘要
+        // When a bundle container is removed, remove its children.
-        add_filter('woocommerce_get_item_data', array($this, 'display_cart_item_data'), 10, 2);
+        add_action('woocommerce_cart_item_removed', array($this, 'remove_bundle_children'), 10, 2);
 
-        // 结算前动态调整价格
+        // Hide the "remove" link for child items in the cart.
-        add_action('woocommerce_before_calculate_totals', array($this, 'adjust_bundle_price'), 20, 1);
+        add_filter('woocommerce_cart_item_remove_link', array($this, 'hide_child_remove_link'), 10, 2);
+        
+        // In the cart, show which bundle a child item belongs to.
+        add_filter('woocommerce_get_item_data', array($this, 'display_child_bundle_link'), 10, 2);
 
-        // 为混装产品页增加 body class，便于主题兼容样式控制
+        // Add a body class to the bundle product page for easier styling.
         add_filter('body_class', array($this, 'filter_body_class'));
 
-        // 从 woocommerce_single_product_summary 钩子中移除默认的 add-to-cart
+        // Replace the default "Add to Cart" button with our custom form.
-        add_action('init', array($this, 'remove_default_add_to_cart'));
+        add_action('woocommerce_single_product_summary', array($this, 'remove_default_add_to_cart_for_bundle'), 29);
+        add_action('woocommerce_single_product_summary', array($this, 'render_bundle_add_to_cart_form'), 30);
     }
 
     /**
-     * 移除默认的 add-to-cart 按钮，因为我们的模板会自己处理
+     * Hijack the add-to-cart process for bundle products.
+     * Validates the submission, then adds the container and all child products to the cart.
+     *
+     * @return bool False to prevent the default add-to-cart action.
      */
-    public function remove_default_add_to_cart() {
+    public function process_bundle_add_to_cart($passed, $product_id, $quantity) {
-        remove_action('woocommerce_single_product_summary', 'woocommerce_template_single_add_to_cart', 30);
+        $product = wc_get_product($product_id);
+        if (!$product || $product->get_type() !== Yoone_Product_Bundles::TYPE) {
+            return $passed; // Not our product, pass through.
+        }
+
+        // 1. Validation
+        $config = Yoone_Product_Bundles::get_bundle_config($product);
+        $min_qty = max(1, absint($config['min_qty']));
+        $components = !empty($_POST['yoone_bundle_components']) ? (array) $_POST['yoone_bundle_components'] : array();
+        
+        $total_qty = 0;
+        $clean_components = array();
+        foreach ($components as $comp_id => $qty) {
+            $qty = absint($qty);
+            if ($qty > 0) {
+                $total_qty += $qty;
+                $clean_components[absint($comp_id)] = $qty;
+            }
+        }
+
+        if ($total_qty < $min_qty) {
+            wc_add_notice(sprintf(__('You need to select at least %d items to add this bundle to your cart.', 'yoone-product-bundles'), $min_qty), 'error');
+            return false;
+        }
+
+        // 2. Add items to cart
+        try {
+            $bundle_container_id = uniqid('bundle_');
+
+            // Add the main bundle product (as a 0-price container)
+            WC()->cart->add_to_cart($product_id, 1, 0, array(), array('yoone_bundle_container_id' => $bundle_container_id));
+
+            // Add child components
+            foreach ($clean_components as $comp_id => $qty) {
+                WC()->cart->add_to_cart($comp_id, $qty, 0, array(), array(
+                    'yoone_bundle_parent_id' => $bundle_container_id,
+                    'yoone_bundle_parent_product_id' => $product_id
+                ));
+            }
+            
+            // Set success message and redirect
+            wc_add_to_cart_message(array($product_id => 1), true);
+            add_filter('woocommerce_add_to_cart_redirect', function() { return wc_get_cart_url(); });
+
+        } catch (Exception $e) {
+            wc_add_notice($e->getMessage(), 'error');
+            return false;
+        }
+
+        // Prevent default add-to-cart for the main product
+        return false;
     }
 
     /**
-     * 如果是混装产品页面，则加载我们的自定义模板。
+     * When a cart item is removed, check if it's a bundle container.
+     * If so, find and remove all its child items.
      */
-    public function use_bundle_template($template) {
+    public function remove_bundle_children($removed_cart_item_key, $cart) {
-        if (is_singular('product')) {
+        $removed_item = $cart->get_removed_cart_items()[$removed_cart_item_key];
-            global $post;
+        
-            $product = wc_get_product($post->ID);
+        if (isset($removed_item['yoone_bundle_container_id'])) {
-            if ($product && $product->get_type() === Yoone_Product_Bundles::TYPE) {
+            $bundle_container_id = $removed_item['yoone_bundle_container_id'];
-                // 加载插件内的完整页面模板
+            
-                $new_template = YOONE_PB_PATH . 'templates/single-product-yoone-bundle.php';
+            foreach ($cart->get_cart() as $cart_item_key => $cart_item) {
-                if (file_exists($new_template)) {
+                if (isset($cart_item['yoone_bundle_parent_id']) && $cart_item['yoone_bundle_parent_id'] === $bundle_container_id) {
-                    return $new_template;
+                    $cart->remove_cart_item($cart_item_key);
                 }
             }
         }
-        return $template;
     }
 
     /**
-     * 在混装产品页增加 body class。
+     * Hide the remove link for child items of a bundle.
+     */
+    public function hide_child_remove_link($link, $cart_item_key) {
+        $cart_item = WC()->cart->get_cart_item($cart_item_key);
+        if (isset($cart_item['yoone_bundle_parent_id'])) {
+            return '';
+        }
+        return $link;
+    }
+
+    /**
+     * For child items, add a meta line in the cart to link back to the parent bundle.
+     */
+    public function display_child_bundle_link($item_data, $cart_item) {
+        if (isset($cart_item['yoone_bundle_parent_product_id'])) {
+            $parent_product = wc_get_product($cart_item['yoone_bundle_parent_product_id']);
+            if ($parent_product) {
+                $item_data[] = array(
+                    'key'     => __('Part of', 'yoone-product-bundles'),
+                    'value'   => $parent_product->get_name(),
+                );
+            }
+        }
+        return $item_data;
+    }
+
+    /**
+     * Remove the default "Add to Cart" button for bundle products only.
+     */
+    public function remove_default_add_to_cart_for_bundle() {
+        global $product;
+        if ($product && $product->get_type() === Yoone_Product_Bundles::TYPE) {
+            remove_action('woocommerce_single_product_summary', 'woocommerce_template_single_add_to_cart', 30);
+        }
+    }
+
+    /**
+     * Render the custom "Add to Cart" form for bundle products.
+     */
+    public function render_bundle_add_to_cart_form() {
+        global $product;
+        if ($product && $product->get_type() === Yoone_Product_Bundles::TYPE) {
+            wc_get_template('global/yoone-bundle-form.php', array(), '', YOONE_PB_PATH . 'templates/');
+        }
+    }
+
+    /**
+     * Add a body class for bundle product pages.
      */
     public function filter_body_class($classes) {
         global $post;
@@ -74,103 +181,4 @@ class Yoone_Product_Bundles_Frontend {
         }
         return $classes;
     }
-
-    /**
-     * 校验混装产品加入购物车：至少选择一个组件。
-     */
-    public function validate_add_to_cart($passed, $product_id, $quantity, $variation_id = null, $variations = null, $cart_item_data = null) {
-        $product = wc_get_product($product_id);
-        if ($product->get_type() !== Yoone_Product_Bundles::TYPE) {
-            return $passed;
-        }
-
-        $config = Yoone_Product_Bundles::get_bundle_config($product);
-        $min_qty = max(1, absint($config['min_qty']));
-
-        $components = !empty($_POST['yoone_bundle_components']) ? $_POST['yoone_bundle_components'] : array();
-        $total_qty = 0;
-        foreach ($components as $comp_id => $qty) {
-            $qty = absint($qty);
-            if ($qty > 0) {
-                $total_qty += $qty;
-            }
-        }
-
-        if ($total_qty < $min_qty) {
-            wc_add_notice(sprintf(__('您需要至少选择 %d 件商品才能将此混装包加入购物车。', 'yoone-product-bundles'), $min_qty), 'error');
-            return false;
-        }
-
-        return $passed;
-    }
-
-    /**
-     * 将混装组件数据添加到购物车项目。
-     */
-    public function add_cart_item_data($cart_item_data, $product_id, $variation_id) {
-        $product = wc_get_product($product_id);
-        if ($product->get_type() !== Yoone_Product_Bundles::TYPE) {
-            return $cart_item_data;
-        }
-
-        if (isset($_POST['yoone_bundle_components'])) {
-            $components = array();
-            foreach ($_POST['yoone_bundle_components'] as $comp_id => $qty) {
-                $qty = absint($qty);
-                if ($qty > 0) {
-                    $components[absint($comp_id)] = $qty;
-                }
-            }
-            if (!empty($components)) {
-                $cart_item_data['yoone_bundle_components'] = $components;
-            }
-        }
-
-        return $cart_item_data;
-    }
-
-    /**
-     * 在购物车和订单中显示混装组件的摘要。
-     */
-    public function display_cart_item_data($item_data, $cart_item) {
-        if (empty($cart_item['yoone_bundle_components'])) {
-            return $item_data;
-        }
-
-        $value = "";
-        foreach ($cart_item['yoone_bundle_components'] as $pid => $qty) {
-            $product = wc_get_product($pid);
-            if ($product) {
-                $value .= $product->get_name() . ' &times; ' . $qty . "; ";
-            }
-        }
-
-        $item_data[] = array(
-            'key'     => __('混装明细', 'yoone-product-bundles'),
-            'value'   => rtrim($value, "; "),
-            'display' => ''
-        );
-
-        return $item_data;
-    }
-
-    /**
-     * 在将商品添加到购物车之前，根据所选组件动态计算混装产品的总价。
-     */
-    public function adjust_bundle_price($cart) {
-        if (is_admin() && !defined('DOING_AJAX')) return;
-
-        foreach ($cart->get_cart() as $cart_item_key => $cart_item) {
-            if (isset($cart_item['yoone_bundle_components'])) {
-                $total_price = 0;
-                foreach ($cart_item['yoone_bundle_components'] as $pid => $qty) {
-                    $product = wc_get_product($pid);
-                    if ($product) {
-                        $total_price += (float) $product->get_price() * $qty;
-                    }
-                }
-                $cart_item['data']->set_price($total_price);
-            }
-        }
-    }
 }

templates/global/yoone-bundle-form.php

@@ -0,0 +1,110 @@
+<?php
+/**
+ * Yoone Product Bundles - Mix and Match Product Selection Form
+ *
+ * This template part contains the full frontend interface for selecting bundle components,
+ * including the card-based layout, quantity inputs, and dynamically updated total count.
+ * It is hooked into `woocommerce_single_product_summary` to replace the standard add-to-cart form.
+ *
+ * @version 3.0.1
+ */
+
+defined('ABSPATH') || exit;
+
+global $product;
+
+// --- 数据准备逻辑 ---
+$config   = Yoone_Product_Bundles::get_bundle_config($product);
+$allowed  = $config['allowed_products'];
+$min_qty  = max(0, absint($config['min_qty']));
+$cat_ids  = $config['categories'];
+
+$allowed_products = array();
+foreach ($allowed as $pid) {
+    $p = wc_get_product($pid);
+    if ($p && $p->is_type('simple')) {
+        $allowed_products[$pid] = $p;
+    }
+}
+
+$groups = array();
+if (!empty($cat_ids)) {
+    $others = array();
+    foreach ($allowed_products as $pid => $p) {
+        $terms = get_the_terms($pid, 'product_cat');
+        $matched = false;
+        if (is_array($terms)) {
+            foreach ($terms as $t) {
+                if (in_array($t->term_id, $cat_ids, true)) {
+                    if (!isset($groups[$t->term_id])) {
+                        $groups[$t->term_id] = array('term' => $t, 'items' => array());
+                    }
+                    $groups[$t->term_id]['items'][] = $p;
+                    $matched = true;
+                }
+            }
+        }
+        if (!$matched) $others[] = $p;
+    }
+    if (!empty($others)) $groups[0] = array('term' => null, 'items' => $others);
+} else {
+    $groups[0] = array('term' => null, 'items' => array_values($allowed_products));
+}
+// --- 数据准备逻辑结束 ---
+?>
+
+<div class="yoone-bundle-form-container">
+    <form class="cart yoone-bundle-form" action="<?php echo esc_url(apply_filters('woocommerce_add_to_cart_form_action', $product->get_permalink())); ?>" method="post" enctype="multipart/form-data">
+        <div class="yoone-bundle-meta">
+            <p class="yoone-bundle-min"><?php printf(esc_html__('Select at least %d items to build your bundle.', 'yoone-product-bundles'), $min_qty); ?></p>
+            <p class="yoone-bundle-selected"><?php esc_html_e('Currently selected:', 'yoone-product-bundles'); ?> <span class="yoone-bundle-selected-count">0</span></p>
+            <div class="yoone-bundle-actions">
+                <input type="hidden" name="add-to-cart" value="<?php echo esc_attr($product->get_id()); ?>" />
+                <button type="submit" class="single_add_to_cart_button button alt" disabled><?php esc_html_e('Add to Cart', 'yoone-product-bundles'); ?></button>
+            </div>
+        </div>
+        <?php if (empty($allowed_products)) : ?>
+            <p><?php esc_html_e('No products are available for this bundle. Please configure it in the backend.', 'yoone-product-bundles'); ?></p>
+        <?php else : ?>
+            <?php foreach ($groups as $gid => $group) : ?>
+                <div class="yoone-bundle-group">
+                    <?php if (!empty($group['term'])) : ?>
+                        <h3 class="yoone-bundle-group-title"><?php echo esc_html($group['term']->name); ?></h3>
+                    <?php else : ?>
+                        <h3 class="yoone-bundle-group-title"><?php esc_html_e('Available Products', 'yoone-product-bundles'); ?></h3>
+                    <?php endif; ?>
+
+                    <?php if (empty($group['items'])) : ?>
+                        <p class="yoone-bundle-no-items"><?php esc_html_e('No products available in this group.', 'yoone-product-bundles'); ?></p>
+                    <?php else : ?>
+                        <div class="yoone-bundle-items-wrapper">
+                            <?php foreach ($group['items'] as $item) : ?>
+                                <?php
+                                $pid = $item->get_id();
+                                $thumbnail = $item->get_image('woocommerce_thumbnail');
+                                ?>
+                                <div class="yoone-bundle-item-card">
+                                    <div class="item-image">
+                                        <a href="<?php echo esc_url(get_permalink($pid)); ?>" target="_blank">
+                                            <?php echo $thumbnail ? $thumbnail : wc_placeholder_img('woocommerce_thumbnail'); ?>
+                                        </a>
+                                    </div>
+                                    <h4 class="item-title">
+                                        <a href="<?php echo esc_url(get_permalink($pid)); ?>" target="_blank"><?php echo esc_html($item->get_name()); ?></a>
+                                    </h4>
+                                    <div class="item-price">
+                                        <?php echo wp_kses_post($item->get_price_html()); ?>
+                                    </div>
+                                    <div class="item-quantity">
+                                        <input type="number" min="0" step="1" class="yoone-bundle-qty" name="yoone_bundle_components[<?php echo esc_attr($pid); ?>]" value="0" placeholder="0" />
+                                    </div>
+                                </div>
+                            <?php endforeach; ?>
+                        </div>
+                    <?php endif; ?>
+                </div>
+            <?php endforeach; ?>
+        <?php endif; ?>
+
+    </form>
+</div>

templates/single-product-yoone-bundle.php

@@ -1,141 +0,0 @@
-<?php
-/**
- * Yoone Product Bundles - 混装产品单页模板 (v2)
- *
- * 此模板将完全取代 WooCommerce 的默认 single-product.php，提供一个包含卡片式选项的自定义布局。
- * 它通过调用 get_header(), get_footer() 和 do_action() 来确保与主题的兼容性。
- *
- * @version 2.0.0
- */
-
-defined('ABSPATH') || exit;
-
-global $product;
-
-// 确保这是一个混装产品
-if (!$product || $product->get_type() !== Yoone_Product_Bundles::TYPE) {
-    // 如果不是，则回退到标准模板
-    wc_get_template_part('content', 'single-product');
-    return;
-}
-
-// --- 数据准备逻辑 ---
-$config   = Yoone_Product_Bundles::get_bundle_config($product);
-$allowed  = $config['allowed_products'];
-$min_qty  = max(0, absint($config['min_qty']));
-$cat_ids  = $config['categories'];
-
-$allowed_products = array();
-foreach ($allowed as $pid) {
-    $p = wc_get_product($pid);
-    if ($p && $p->is_type('simple')) {
-        $allowed_products[$pid] = $p;
-    }
-}
-
-$groups = array();
-if (!empty($cat_ids)) {
-    $others = array();
-    foreach ($allowed_products as $pid => $p) {
-        $terms = get_the_terms($pid, 'product_cat');
-        $matched = false;
-        if (is_array($terms)) {
-            foreach ($terms as $t) {
-                if (in_array($t->term_id, $cat_ids, true)) {
-                    if (!isset($groups[$t->term_id])) {
-                        $groups[$t->term_id] = array('term' => $t, 'items' => array());
-                    }
-                    $groups[$t->term_id]['items'][] = $p;
-                    $matched = true;
-                }
-            }
-        }
-        if (!$matched) $others[] = $p;
-    }
-    if (!empty($others)) $groups[0] = array('term' => null, 'items' => $others);
-} else {
-    $groups[0] = array('term' => null, 'items' => array_values($allowed_products));
-}
-// --- 数据准备逻辑结束 ---
-
-get_header('shop');
-?>
-
-<?php do_action('woocommerce_before_main_content'); ?>
-
-<div id="product-<?php the_ID(); ?>" <?php wc_product_class('yoone-bundle-product-page', $product); ?>>
-
-    <?php do_action('woocommerce_before_single_product_summary'); ?>
-
-    <div class="summary entry-summary">
-        <?php
-        do_action('woocommerce_single_product_summary');
-        ?>
-    </div>
-
-    <div class="yoone-bundle-form-container">
-        <form class="cart yoone-bundle-form" action="<?php echo esc_url(apply_filters('woocommerce_add_to_cart_form_action', $product->get_permalink())); ?>" method="post" enctype="multipart/form-data">
-            <div class="yoone-bundle-meta">
-                <p class="yoone-bundle-min"><?php printf(esc_html__('至少选择 %d 件混装组件', 'yoone-product-bundles'), $min_qty); ?></p>
-                <p class="yoone-bundle-selected"><?php esc_html_e('当前选择数量：', 'yoone-product-bundles'); ?><span class="yoone-bundle-selected-count">0</span></p>
-            </div>
-
-            <?php if (empty($allowed_products)) : ?>
-                <p><?php esc_html_e('暂无可混装商品，请在后台为该混装产品配置。', 'yoone-product-bundles'); ?></p>
-            <?php else : ?>
-                <?php foreach ($groups as $gid => $group) : ?>
-                    <div class="yoone-bundle-group">
-                        <?php if (!empty($group['term'])) : ?>
-                            <h3 class="yoone-bundle-group-title"><?php echo esc_html($group['term']->name); ?></h3>
-                        <?php else : ?>
-                            <h3 class="yoone-bundle-group-title"><?php esc_html_e('可混装商品', 'yoone-product-bundles'); ?></h3>
-                        <?php endif; ?>
-
-                        <?php if (empty($group['items'])) : ?>
-                            <p class="yoone-bundle-no-items"><?php esc_html_e('该分组暂无可混装商品', 'yoone-product-bundles'); ?></p>
-                        <?php else : ?>
-                            <div class="yoone-bundle-items-wrapper">
-                                <?php foreach ($group['items'] as $item) : ?>
-                                    <?php
-                                    $pid = $item->get_id();
-                                    $thumbnail = $item->get_image('woocommerce_thumbnail');
-                                    ?>
-                                    <div class="yoone-bundle-item-card">
-                                        <div class="item-image">
-                                            <a href="<?php echo esc_url(get_permalink($pid)); ?>" target="_blank">
-                                                <?php echo $thumbnail ? $thumbnail : wc_placeholder_img('woocommerce_thumbnail'); ?>
-                                            </a>
-                                        </div>
-                                        <h4 class="item-title">
-                                            <a href="<?php echo esc_url(get_permalink($pid)); ?>" target="_blank"><?php echo esc_html($item->get_name()); ?></a>
-                                        </h4>
-                                        <div class="item-price">
-                                            <?php echo wp_kses_post($item->get_price_html()); ?>
-                                        </div>
-                                        <div class="item-quantity">
-                                            <input type="number" min="0" step="1" class="yoone-bundle-qty" name="yoone_bundle_components[<?php echo esc_attr($pid); ?>]" value="0" placeholder="0" />
-                                        </div>
-                                    </div>
-                                <?php endforeach; ?>
-                            </div>
-                        <?php endif; ?>
-                    </div>
-                <?php endforeach; ?>
-            <?php endif; ?>
-
-            <div class="yoone-bundle-actions">
-                <input type="hidden" name="add-to-cart" value="<?php echo esc_attr($product->get_id()); ?>" />
-                <button type="submit" class="single_add_to_cart_button button alt" disabled><?php esc_html_e('加入购物车', 'yoone-product-bundles'); ?></button>
-            </div>
-        </form>
-    </div>
-
-    <?php
-    do_action('woocommerce_after_single_product_summary');
-    ?>
-
-</div>
-
-<?php do_action('woocommerce_after_single_product'); ?>
-
-<?php get_footer('shop'); ?>

yoone-product-bundles.php

@@ -1,7 +1,7 @@
 <?php
 /**
- * Plugin Name: Yoone Product Bundles (混装产品)
+ * Plugin Name: Yoone Product Bundles
- * Description: 为 WooCommerce 提供“混装产品（Bundle）”类型：在后台为某个产品配置可混装的简单商品与最小混装数量；前端允许顾客按分类选择混装商品与数量，当达到最小数量时可加入购物车结算，价格为所选商品的价格总和。
+ * Description: Adds a "Mix and Match" product type to WooCommerce. Allows creating a bundle product where customers can select from a list of simple products, set quantities, and add to cart if a minimum quantity is met. The price is the sum of the selected products.
  * Author: Yoone
  * Version: 0.1.0
  * Requires at least: 6.0
@@ -12,15 +12,15 @@
 
 defined('ABSPATH') || exit;
 
-// 简单防御：确保 WooCommerce 已激活
+// Basic defense: ensure WooCommerce is active
 if (! function_exists('WC')) {
     add_action('admin_notices', function () {
-        echo '<div class="notice notice-error"><p>Yoone Product Bundles 需要启用 WooCommerce。</p></div>';
+        echo '<div class="notice notice-error"><p>' . esc_html__('Yoone Product Bundles requires WooCommerce to be activated.', 'yoone-product-bundles') . '</p></div>';
     });
     return;
 }
 
-// 插件常量（路径）
+// Plugin constants (paths)
 define('YOONE_PB_PATH', plugin_dir_path(__FILE__));
 define('YOONE_PB_URL', plugin_dir_url(__FILE__));