82 lines
2.5 KiB
PHP
82 lines
2.5 KiB
PHP
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<?php
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namespace app\api\logic;
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use app\common\logic\BaseLogic;
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use app\common\model\Cart;
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use app\common\model\CartProduct;
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use app\common\model\Dishes;
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use app\common\model\DishesProduct;
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use think\facade\Db;
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class CartLogic extends BaseLogic
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{
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public function list($params)
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{
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$query = Cart::with(['cartDishes', 'cartProduct' => function ($query) {
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$query->with(['product', 'unit']);
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}])->where('uid', $params['uid'])->where('paid', 0)->where('buy_now', 0);
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if (!empty($params['keyword'])) {
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$dishesIds = Dishes::whereLike('name', "%{$params['keyword']}%")->column('id');
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$query->whereIn('dishes_id', $dishesIds);
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}
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$data = $query->page($params['page'], $params['limit'])->select()->toArray();
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return $data;
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}
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public function count($params)
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{
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return Cart::where('uid', $params['uid'])->where('paid', 0)->where('buy_now', 0)->count();
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}
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public function delete($params)
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{
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Db::startTrans();
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try {
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CartProduct::destroy(['cart_id' => $params['id']]);
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Cart::destroy(['id' => $params['id'], 'uid' => $params['uid']]);
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Db::commit();
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return true;
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} catch (\Exception $e) {
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Db::rollback();
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return false;
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}
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}
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public function add($params)
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{
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Db::startTrans();
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try {
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$cart = new Cart();
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if (!$cart->save($params)) {
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throw new \Exception('添加购物车失败');
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}
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$products = DishesProduct::where('dishes_id', $params['dishes_id'])->select()->toArray();
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$cartProductData = [];
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$datetime = date('Y-m-d H:i:s');
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foreach ($products as $product) {
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$cartProductData[] = [
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'uid' => $params['uid'],
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'dishes_id' => $params['dishes_id'],
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'product_id' => $product['product_id'],
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'cart_id' => $cart->id,
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'nums' => $product['nums'],
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'unit_id' => $product['unit_id'],
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'create_time' => $datetime,
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'update_time' => $datetime,
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];
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}
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if (!CartProduct::insertAll($cartProductData)) {
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throw new \Exception('添加购物车商品失败');
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}
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Db::commit();
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return true;
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} catch (\Exception $e) {
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Db::rollback();
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throw $e;
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}
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}
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}
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