require cartesian product library, product skus add update

composer.json

@@ -9,7 +9,8 @@
         "dereuromark/cakephp-tools": "^3.9",
         "muffin/trash": "^4.2",
         "hi-powered-dev/cheese-cake": "dev-prod",
-        "cakephp/cakephp": "^5.0.1"
+        "cakephp/cakephp": "^5.0.1",
+        "bentools/cartesian-product": "dev-master"
     },
     "require-dev": {
         "phpunit/phpunit": "^10.1",

src/Controller/ProductCategoryVariantsController.php

@@ -150,21 +150,4 @@ class ProductCategoryVariantsController extends AppController
 
         return $this->redirect(['action' => 'index']);
     }
-
-    /**
-     * Gets the users table instance
-     *
-     * @return Table
-     */
-    public function getTable()
-    {
-        if ($this->_table instanceof Table) {
-            return $this->_table;
-        }
-        $this->_table = TableRegistry::getTableLocator()->get(
-            Configure::read('CakeProducts.ProductCategoryVariants.table', 'CakeProducts.ProductCategoryVariants')
-        );
-
-        return $this->_table;
-    }
 }

src/Controller/ProductSkusController.php

@@ -4,8 +4,10 @@ declare(strict_types=1);
 namespace CakeProducts\Controller;
 
 use Cake\Log\Log;
+use Cake\Utility\Hash;
 use CakeProducts\Controller\AppController;
 use CheeseCake\Controller\Traits\OverrideTableTrait;
+use function BenTools\CartesianProduct\combinations;
 
 /**
  * ProductSkus Controller
@@ -58,30 +60,52 @@ class ProductSkusController extends AppController
      *
      * @return \Cake\Http\Response|null|void Redirects on successful add, renders view otherwise.
      */
-    public function add()
+    public function add($productId = null)
     {
-        $productSku = $this->ProductSkus->newEmptyEntity();
+        $toGetCartesianProductsFrom = [];
+        $productSkus = [];
+        $table = $this->getTable();
+
+        $productCategoryVariants = $table->Products->ProductCategoryVariants->find()
+            ->contain(['ProductCategoryVariantOptions'])
+            ->where(['product_id' => $productId])
+            ->toArray();
+        $optionMapping = Hash::combine($productCategoryVariants, '{n}.product_category_variant_options.{n}.id', '{n}.product_category_variant_options.{n}.variant_value');
+        $variantNameMapping = Hash::combine($productCategoryVariants, '{n}.id', '{n}.name');
+        foreach ($productCategoryVariants as $productCategoryVariant) {
+            $options = Hash::extract($productCategoryVariant->product_category_variant_options ?? [], '{n}.id');
+            $toGetCartesianProductsFrom[$productCategoryVariant->id] = $options;
+        }
+        $numSkusToAdd = count(combinations($toGetCartesianProductsFrom));
+        for ($i = 0; $i < $numSkusToAdd; $i++) {
+            $productSkus[$i] = $this->getTable()->newEmptyEntity();
+        }
         if ($this->request->is('post')) {
-            $postData = $this->request->getData();
+            $postData = $this->request->getData('skus', []);
             $saveOptions = [
                 'associated' => [],
             ];
+            $postData = Hash::insert($postData, '{n}.product_id', $productId);
             //            Log::debug(print_r('$postData', true));
 //            Log::debug(print_r($postData, true));
 //            Log::debug(print_r('$saveOptions', true));
 //            Log::debug(print_r($saveOptions, true));
-            $productSku = $this->ProductSkus->patchEntity($productSku, $postData, $saveOptions);
+            $productSkus = $table->patchEntities($productSkus, $postData, $saveOptions);
-            if ($this->ProductSkus->save($productSku)) {
+            if ($table->saveManyOrFail($productSkus)) {
-                $this->Flash->success(__('The product sku has been saved.'));
+                $this->Flash->success(__('The product SKU(s) have been saved.'));
 
                 return $this->redirect(['action' => 'index']);
             }
-            Log::debug(print_r('$productSku->getErrors() next - failed in productSkus/add', true));
+            $this->Flash->error(__('The product SKU(s) could not be saved. Please, try again.'));
-            Log::debug(print_r($productSku->getErrors(), true));
-            $this->Flash->error(__('The product skus could not be saved. Please, try again.'));
         }
-        $products = $this->ProductSkus->Products->find('list', limit: 200)->all();
+        $this->set(compact(
-        $this->set(compact('productSku', 'products'));
+            'productSkus',
+            'productCategoryVariants',
+            'toGetCartesianProductsFrom',
+            'optionMapping',
+            'variantNameMapping',
+            'numSkusToAdd'
+        ));
     }
 
     /**

templates/ProductSkus/add.php

@@ -1,22 +1,67 @@
 <?php
+
+use function BenTools\CartesianProduct\combinations;
+
 /**
  * @var \App\View\AppView $this
- * @var \Cake\Datasource\EntityInterface $productSku
+ * @var \App\Model\Entity\ProductSku $productSku
+ * @var \Cake\Collection\CollectionInterface|string[] $products
  */
+
+
 ?>
 <div class="row">
     <aside class="column">
         <div class="side-nav">
             <h4 class="heading"><?= __('Actions') ?></h4>
-            <?= $this->Html->link(__('List Product Skus'), ['action' => 'index'], ['class' => 'side-nav-item']) ?>
+            <?= $this->Html->link(__('List Product SKUs'), ['action' => 'index'], ['class' => 'side-nav-item']) ?>
         </div>
     </aside>
     <div class="column column-80">
         <div class="productSkus form content">
-            <?= $this->Form->create($productSku) ?>
+            <?= $this->Form->create($productSkus) ?>
             <fieldset>
-                <legend><?= __('Add Product Sku') ?></legend>
+                <legend><?= __('Add Product Skus') ?></legend>
-                <?= $this->element('ProductSkus/form'); ?>
+                <div id="product-skus-container" class="container">
+                    <table class="table">
+                        <thead>
+                        <tr>
+                            <th>SKU</th>
+                            <th>Barcode</th>
+                            <th>Price</th>
+                            <th>Cost</th>
+                            <?php
+                            $cnt = 0;
+                            foreach ($variantNameMapping as $singleVariantName) : ?>
+                                <th><?= $singleVariantName; ?></th>
+                            <?php endforeach; ?>
+                            <th>Add?</th>
+                        </tr>
+                        </thead>
+                        <tbody>
+                        <?php
+                        $cnt = 0;
+                        $labelFalse = ['label' => false];
+                        foreach (combinations($toGetCartesianProductsFrom) as $c => $combination) : ?>
+                            <tr>
+                                <td><?= $this->Form->control('skus.' . $cnt . '.sku', $labelFalse); ?></td>
+                                <td><?= $this->Form->control('skus.' . $cnt . '.barcode', $labelFalse); ?></td>
+                                <td><?= $this->Form->control('skus.' . $cnt . '.price', $labelFalse); ?></td>
+                                <td><?= $this->Form->control('skus.' . $cnt . '.cost', $labelFalse); ?></td>
+                                <?php foreach ($variantNameMapping as $singleVariantId => $singleVariantName) : ?>
+                                    <td>
+                                        <?= $this->Form->hidden('skus.' . $cnt . '.variants.' . $singleVariantId, ['value' => $combination[$singleVariantId] ?? null]); ?>
+                                        <?= $optionMapping[$combination[$singleVariantId]]; ?>
+                                    </td>
+                                <?php endforeach; ?>
+                                <td><?= $this->Form->control('add', ['label' => false, 'type' => 'checkbox', 'checked' => true]); ?></td>
+                            </tr>
+                            <?php
+                            $cnt++;
+                        endforeach; ?>
+                        </tbody>
+                    </table>
+                </div>
             </fieldset>
             <?= $this->Form->button(__('Submit')) ?>
             <?= $this->Form->end() ?>