ProductHelper.php
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<?php
namespace common\modules\product\helpers;
use common\modules\product\models\Brand;
use common\modules\product\models\Category;
use common\modules\product\models\Product;
use common\modules\product\models\ProductVariant;
use common\modules\product\models\BrandName;
use common\modules\product\models\CategoryName;
use yii\base\Object;
use Yii;
class ProductHelper extends Object {
const PRODUCT_TAX_GROUP_ID_TARGET = 20;
const PRODUCT_TAX_GROUP_ID_YEAR = 21;
const PRODUCT_TAX_GROUP_ID_SEX = 22;
const PRODUCT_VARIANT_TYPE_COLOR = 1;
const PRODUCT_VARIANT_TYPE_SIZE = 2;
public static function getCategories() {
return Category::find()->getTree(); // with('categoryName')->
}
public static function getBrands() {
return Brand::find(); // ->with('brandName')
}
/*
* Return custom filter-option link
* @var array $filter
* @var array $options
* @return array
*/
public static function getFilterForOption($filter, $key, $value, $remove = false) {
$result = $filter;
if (is_array($value)) {
foreach($value as $value_key => $value_items) {
if (!is_array($value_items)) {
$value_items = [$value_items];
}
foreach($value_items as $value_item) {
if ($remove && isset($result[$key]) && ($i = array_search($value_item, $result[$key][$value_key])) !== FALSE) {
unset($result[$key][$value_key][$i]);
if (empty($result[$key][$value_key])) {
unset($result[$key][$value_key]);
}
} else {
if (!isset($result[$key][$value_key]) || array_search($value_item, $result[$key][$value_key]) === FALSE) {
$result[$key][$value_key][] = $value_item;
}
}
}
}
} else {
if ($remove && isset($result[$key]) && ($i = array_search($value, $result[$key])) !== FALSE) {
unset($result[$key][$i]);
if (empty($result[$key])) {
unset($result[$key]);
}
} else {
if (!isset($result[$key]) || array_search($value, $result[$key]) === FALSE) {
$result[$key][] = $value;
}
}
}
return $result;
}
public static function addLastProsucts($product_id) {
$last_products = self::getLastProducts();
if (!in_array($product_id, $last_products)) {
$last_products[] = intval($product_id);
if (count($last_products) > 16) {
array_shift($last_products);
}
Yii::$app->session->set('last_products', $last_products);
}
}
public static function getLastProducts($as_object = false) {
$last_products = Yii::$app->session->get('last_products', []);
if ($as_object) {
$last_products = Product::find()->joinWith(['variant'])->where([Product::tableName() .'.product_id' => $last_products])->andWhere(['!=', ProductVariant::tableName() .'.stock', 0])->all();
}
return array_reverse($last_products);
}
public static function getSpecialProducts($type, $count, $sort = null) {
switch($type) {
case 'top':
$data = ['is_top' => true];
break;
case 'new':
$data = ['is_new' => true];
break;
case 'promo':
$data = ['akciya' => true];
break;
}
return Product::find()->joinWith('variants')->where($data)->andWhere(['!=', ProductVariant::tableName() .'.stock', 0])/*->orderBy($sort)*/->all();
}
public static function getSimilarProducts($product, $count = 10) {
if (!is_object($product)) {
$product = Product::find()->where(['product_id'=>$product])->with('enabledVariants')->one();
}
if (!$product->properties) {
return [];
}
$product_categories = [];
foreach ($product->categories as $category) {
$product_categories[] = $category->category_id;
}
$query = Product::find()
->select('product.product_id')
->innerJoinWith('variant')
->joinWith('category')
->where(['!=', 'product_variant.stock', 0])
->andWhere(['product_category.category_id' => $product_categories]);
// $query->andWhere(['>=', 'product_variant.price', $product->enabledVariant->price * 0.7]);
// $query->andWhere(['<=', 'product_variant.price', $product->enabledVariant->price * 1.3]);
foreach($product->properties as $group) {
$where = [];
foreach ($group->_options as $option) {
$where[] = $option->tax_option_id;
}
if (!$where) {
continue;
}
$query->innerJoin('product_option to'. $group->tax_group_id, 'to'. $group->tax_group_id .'.product_id = product.product_id');
$query->andWhere(['to'. $group->tax_group_id .'.option_id' => $where]);
}
$query->andWhere(['!=', 'product.product_id', $product->product_id]);
$query->groupBy('product.product_id');
$query->limit($count);
$products = $query->asArray()->all();
foreach ($products as &$_product) {
$_product = Product::findOne($_product['product_id']);
}
return $products;
}
public static function _setQueryParams(&$query, $params, $setPriceLimits = true) {
if (!empty($params['keywords'])) {
if (!is_array($params['keywords'])) {
$params['keywords'] = [$params['keywords']];
}
foreach ($params['keywords'] as $keyword) {
$query->orFilterWhere(['ilike', Product::tableName() .'.name', $keyword]);
$query->orFilterWhere(['ilike', BrandName::tableName() .'.value', $keyword]);
$query->orFilterWhere(['ilike', CategoryName::tableName() .'.value', $keyword]);
$query->orFilterWhere(['ilike', ProductVariant::tableName() .'.sku', $keyword]);
}
}
foreach($params as $key => $param){
switch ($key) {
case 'special':
foreach($param as $key => $value) {
$query->orFilterWhere([Product::tableName() .'.'. $key => $value]);
}
break;
case 'brands':
$query->andFilterWhere([Product::tableName() .'.brand_id' => $param]);
break;
case 'keywords':
break;
case 'prices':
if ($param['min'] > 0) {
$query->andWhere(['>=', ProductVariant::tableName() .'.price', $param['min']]);
}
if ($param['max'] > 0) {
$query->andWhere(['<=', ProductVariant::tableName() .'.price', $param['max']]);
}
break;
default:
$query->andWhere(
Product::tableName() . '.product_id IN (SELECT product_id AS products FROM product_option INNER JOIN tax_option ON tax_option.tax_option_id = product_option.option_id INNER JOIN tax_group ON tax_group.tax_group_id = tax_option.tax_group_id WHERE tax_group.alias LIKE \''. $key .'\' AND tax_option.alias IN (\'' . implode('\',\'', $param) . '\'))'
);
}
}
}
public static function productCountQuery($category = null, $params, $excludeKeys = []) {
$p = [];
foreach ($params as $key => $param) {
if (in_array($key, $excludeKeys)) {
$p[$key] = $param;
}
}
/** @var ActiveQuery $query */
if (!empty($category)) {
$query = $category->getProducts();
} else {
$query = Product::find();
}
ProductHelper::_setQueryParams($query, $params);
$query->select(['COUNT(product.product_id)']);
return $query;
}
}