@ -3,7 +3,7 @@ namespace App\Http\Model;
class Cart extends BaseModel
{
//产品 模型
//购物车 模型
/**
* 关联到模型的数据表
@ -11,25 +11,9 @@ class Cart extends BaseModel
* @ var string
*/
protected $table = 'cart' ;
/**
* 表明模型是否应该被打上时间戳
* 默认情况下，Eloquent 期望 created_at 和updated_at 已经存在于数据表中，如果你不想要这些 Laravel 自动管理的数据列，在模型类中设置 $timestamps 属性为 false
*
* @ var bool
*/
public $timestamps = false ;
//protected $guarded = []; //$guarded包含你不想被赋值的字段数组。
//protected $fillable = ['name']; //定义哪些字段是可以进行赋值的,与$guarded相反
/**
* The connection name for the model .
* 默认情况下，所有的 Eloquent 模型使用应用配置中的默认数据库连接，如果你想要为模型指定不同的连接，可以通过 $connection 属性来设置
* @ var string
*/
//protected $connection = 'connection-name';
//购物车商品类型
const CART_GENERAL_GOODS = 0 ; // 普通商品
const CART_GROUP_BUY_GOODS = 1 ; // 团购商品
@ -42,14 +26,10 @@ class Cart extends BaseModel
{
extract ( $param ); //参数：limit，offset
$limit = isset ( $limit ) ? $limit : 10 ;
$offset = isset ( $offset ) ? $offset : 0 ;
$goods = self :: join ( 'goods' , 'goods.id' , '=' , 'cart.goods_id' )
-> where ( 'cart.user_id' , $user_id )
-> where ( 'goods.status' , Goods :: STATUS )
-> select ( 'cart.*' , 'goods.id as goods_id' , 'goods.title' , 'goods.sn' , 'goods.price as goods_price' , 'goods.market_price' , 'goods.litpic as goods_thumb_img' , 'goods.goods_number as stock' , 'goods.promote_start_date' , 'goods.promote_price' , 'goods.promote_end_date' )
-> skip ( $offset ) -> take ( $limit )
-> get ();
if ( $goods )
@ -59,14 +39,13 @@ class Cart extends BaseModel
$goods [ $k ] -> is_promote = 0 ;
if ( Goods :: bargain_price ( $v -> goods_price , $v -> promote_start_date , $v -> promote_end_date ) > 0 ){ $goods [ $k ] -> is_promote = 1 ;}
//订货数量大于0
if ( $v -> goods_number > 0 )
{
$goods [ $k ] -> price = $goods _price= Goods :: get_final_price ( $v -> goods_id );
$goods [ $k ] -> final _price= Goods :: get_final_price ( $v -> goods_id ); //商品最终价格
//更新购物车中的商品数量
self :: where ( 'id' , $v -> id ) -> update ( array ( 'price' => $goods_price ));
//self::where('id', $v->id)->update(array('price' => $goods_price));
}
}
}
@ -126,21 +105,57 @@ class Cart extends BaseModel
extract ( $attributes );
//获取商品信息
$goods = Goods :: where ([ 'goods_ id' => $goods_id , 'status' => Goods :: STATUS ]) -> first ();
$goods = Goods :: where ([ 'id' => $goods_id , 'status' => Goods :: STATUS ]) -> first ();
if ( ! $goods )
{
return '商品不存在' ;
}
if ( isset ( $property ) && json_decode ( $property , true ))
//判断库存 是否足够
if ( $goods [ 'goods_number' ] < $goods_number )
{
return '库存不足' ;
}
//判断购物车商品数
if ( Cart :: where ([ 'user_id' => $user_id ]) -> count () >= 20 )
{
return '购物车商品最多20件' ;
}
//查看是否已经有购物车插入记录
$where = array (
'user_id' => $user_id ,
'goods_id' => $goods_id
);
$cart = Cart :: where ( $where ) -> first ();
if ( $cart )
{
$property = json_decode ( $property , true );
//更新购物车
$updateArr = array (
'goods_number' => $goods_number ,
'add_time' => time (),
);
self :: where ( array ( 'id' => $cart -> id )) -> update ( $updateArr );
}
else
{
$property = [];
//添加购物车
$cartInsert = array (
'user_id' => $user_id ,
'goods_id' => $goods_id ,
'goods_number' => $goods_number ,
'add_time' => time (),
);
self :: insertGetId ( $cartInsert );
}
return true ;
}
/**
@ -155,20 +170,6 @@ class Cart extends BaseModel
return true ;
}
//购物车总价格
public static function TotalPrice ( $user_id )
{
$goods = self :: where ( 'user_id' , $user_id ) -> get ();
$total = 0 ;
foreach ( $goods as $k => $v )
{
$total += ( $v [ 'goods_number' ] * $v [ 'goods_price' ]);
}
return ( float ) $total ;
}
//购物车商品总数量
public static function TotalGoodsCount ( $user_id )
{
ZLW-PC\Administrator
7 years ago