Cart.php
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<?php
namespace addons\shopro\model;
use think\Model;
/**
* 购物车模型
*/
class Cart extends Model
{
// 表名,不含前缀
protected $name = 'shopro_cart';
// 自动写入时间戳字段
protected $autoWriteTimestamp = 'int';
// 定义时间戳字段名
protected $createTime = 'createtime';
protected $updateTime = 'updatetime';
protected $deleteTime = 'deletetime';
protected $hidden = ['createtime', 'updatetime', 'deletetime'];
//列表动态隐藏字段
// protected static $listHidden = ['content', 'params', 'images', 'service_ids'];
// 追加属性
protected $append = [
];
public static function info($user_id)
{
// 被物理删除的商品直接删掉购物车，只删除自己的
$cartData = self::whereNotExists(function ($query) {
$goodsTableName = (new Goods())->getQuery()->getTable();
$tableName = (new self())->getQuery()->getTable();
$query = $query->table($goodsTableName)->where($goodsTableName . '.id=' . $tableName . '.goods_id');
return $query;
})->where([
'user_id' => $user_id
])->delete();
$cartData = self::with(['goods' => function ($query) {
$query->removeOption('soft_delete');
}, 'sku_price' => function ($query) {
$query->removeOption('soft_delete');
}
])->where([
'user_id' => $user_id
]);
// 关联是否是活动
$cartTableName = (new self)->getQuery()->getTable();
$actSubSql = Activity::field('type as activity_type, id as activity_id, goods_ids')->buildSql();
$cartData = $cartData->join([$actSubSql => 'act'], "find_in_set(" . $cartTableName . ".goods_id, goods_ids)", 'left')->group('id');
$cartData = $cartData->order('id', 'desc');
$cartData = $cartData->select();
foreach ($cartData as $key => &$cart) {
$cart['cart_type'] = null;
if ($cart['activity_type'] != null) {
$cart['cart_type'] = 'activity';
}
if (!is_null($cart['goods']['deletetime']) || $cart['goods']['status'] === 'down' || empty($cart['sku_price']) || !is_null($cart['sku_price']['deletetime'])) {
$cart['cart_type'] = 'invalid';
}
}
return $cartData;
}
public static function add($goodsList, $user_id)
{
foreach ($goodsList as $v) {
$where = [
'user_id' => $user_id,
'goods_id' => $v['goods_id'],
'sku_price_id' => $v['sku_price_id'],
'deletetime' => null
];
$cart = self::get($where);
if ($cart) {
$cart->goods_num += $v['goods_num'];
$cart->save();
}else{
$cartData = [
'user_id' => $user_id,
'goods_id' => $v['goods_id'],
'goods_num' => $v['goods_num'],
'sku_price_id' => $v['sku_price_id']
];
$cart = self::create($cartData);
}
}
return $cart;
}
public static function edit($params, $user_id)
{
extract($params);
$where['user_id'] = $user_id;
switch ($act) {
case 'delete':
foreach ($cart_list as $v) {
$where['id'] = $v;
self::where($where)->delete();
}
break;
case 'change':
foreach ($cart_list as $v) {
$where['id'] = $v;
self::where($where)->update(['goods_num' => $value]);
}
break;
case 'del_goods':
foreach ($cart_list as $v) {
$where['goods_id'] = $v['goods_id'];
$where['sku_price_id'] = $v['sku_price_id'];
$info = self::where($where)->find();
if($info){
if($info['goods_num'] == $v['goods_num']){
$info->delete();
}else{
$info->goods_num = $v['goods_num'] - $info['goods_num'];
$info->save();
}
}
}
break;
}
return true;
}
public function goods()
{
return $this->hasOne(Goods::class, 'id', 'goods_id');
}
public function skuPrice()
{
return $this->hasOne(GoodsSkuPrice::class, 'id', 'sku_price_id');
}
}