<?php

namespace addons\Happiness\api\modules\v1\controllers;

use addons\Happiness\common\models\HappinessStore as Store;
use addons\Happiness\common\models\HappinessStoreGoods as StoreGoods;
use addons\Happiness\common\models\HappinessStoreGoodsAttr as StoreGoodsAttr;
use addons\Happiness\common\models\StoreCart;
use api\controllers\OnAuthController;
use common\enums\StatusEnum;
use common\models\goods\GoodsAttr;
use common\models\user\UserLevel;


/**
 * Class CartController
 * @package api\modules\goods\controllers
 */
class CartController extends OnAuthController
{
    public $modelClass = '';

    /**
     * 不用进行登录验证的方法
     * 例如： ['index', 'update', 'create', 'view', 'delete']
     * 默认全部需要验证
     *
     * @var array
     */
    protected $authOptional = ['index'];


    /**
     * 添加购物车
     * @return mixed|void
     */
    public function actionAdd()
    {
        try {
            $params = \Yii::$app->request->post();
            $res = \Yii::$app->services->validate->validate($params, [
                [['goods_id','attr_id', 'num','store_id'], 'required'],
            ]);
            if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());
            $goods = StoreGoods::getOne([
                ['goods_id'=>$params['goods_id']],
                ['store_id'=>$params['store_id']],
                ['status'=>StatusEnum::ENABLED],
                [ 'is_on_sale'=>1],
            ],true);
            if (empty($params['num'])) return $this->error("请输入数量");
            if (empty($goods)) return $this->error("商品不存在");

            //属性判断
            $isHasAttr = StoreGoodsAttr::find()->where([
                'goods_id'=>$params['goods_id'],
                'attr_id'=>$params['attr_id'],
                'store_id'=>$params['store_id'],
                'status'=>StatusEnum::ENABLED
            ])->asArray()->one();
            if (empty($isHasAttr)) return $this->error("小店没有该规格库存");
            if($isHasAttr['stock']<$params['num'])
            {
                return $this->error("规格库存不足");
            }

            $cart_goods_nums = StoreCart::getCartGoodsNums($this->user_id,$params['attr_id']);
            $goods['num'] = $params['num']+$cart_goods_nums;
            if (empty($goods['stock'])) return $this->error('库存不足');
            if($goods['num']>$goods['stock'])return $this->error('超库存');
            $params['store_id'] = $goods['store_id'];
            $params['mall_id'] = $this->mall_id;
            $params['user_id'] = $this->user_id;
            StoreCart::addCart($params);
            return $this->success('加入购物车成功', []);
        }catch (\Exception $e){
            return $this->error($e->getMessage(), []);
        }
    }


    /**
     * 删除购物车
     * @return mixed|void
     */
    public function actionDel()
    {
        $params = \Yii::$app->request->post();
        $res = \Yii::$app->services->validate->validate($params, [
            [['list'], 'required'],
        ]);
        if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());
        $params['mall_id'] = $this->mall_id;
        $params['user_id'] = $this->user_id;
        StoreCart::delCart($params);
        return $this->success('操作成功', []);
    }

    /**
     * 购物车列表
     * @return mixed|void
     */
    public function actionIndex()
    {
        $params = \Yii::$app->request->get();
        $res = \Yii::$app->services->validate->validate($params, [
            [['store_id'], 'safe'],
        ]);
        if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());
        $list = StoreCart::getCartList($this->user_id);
        $store_list = [];
        $store_id_arr = [];
        if (!empty($list)) {
            $attr_id_arr = [];
            $num_arr =[];
            foreach ($list as $v) {
                $row = json_decode($v, true);
                if (is_array($row)) {
                    $attr_id_arr[] = $row['attr_id'];
                    $store_id_arr[] = $row['store_id'];
                    $num_arr[$row['attr_id']] = $row['num'];
                }
            }
            $params['where'] = [['in','st.attr_id',$attr_id_arr],['>','st.stock',0],['=','st.status',
            StatusEnum::ENABLED],
            ['in','st.store_id',$store_id_arr]];
            $params['with'] = [
                'goods' => function ($query) {
                $query->select('id,goods_name,is_on_sale,freight_type,cover_pic')->with(['extra']);
            }
            ];
            $params['select'] = 'st.id,st.attr_id,st.store_id,st.goods_id,att.pic_url,att.price,att.name,st.stock,st.is_on_sale';
            $joins = array(['LEFT JOIN', GoodsAttr::tableName() . ' as att ', 'att.id = st.attr_id']);
            $params['join'] = $joins;
            $params['alias'] = 'st';
            $list = StoreGoodsAttr::lists($params);
            $goods_ids= array_column($list,'goods_id');
            $storeGoodsList=StoreGoods::find()->where(['store_id'=>$store_id_arr,'status'=>StatusEnum::ENABLED,'goods_id'=>$goods_ids])->select('id,freight_type,store_id,goods_id')->asArray()->all();
            if(!empty($params['store_id'])){
                $store_id_arr = $params['store_id'];
            }
            $store_list = Store::lists(['where'=>[['id'=>$store_id_arr]],'select'=>'id,store_name,logo_img,business_time_start,business_time_end']);
            $rows = [];
            $user = $this->user;
            $user_level = UserLevel::findOne(['mall_id' => $this->mall_id, 'level' => $user['level'], 'status' => StatusEnum::ENABLED]);
            $discount = 10;
            if (isset($user_level))  $discount = $user_level['discount'];
            if (!empty($list)) {
                foreach ($list as $v) {
                    if($v['is_on_sale']){
                        $v['member_price'] = StoreGoods::computeMemberPrice($v['price'],$v['sign_id'] ?? 0,$user['level'],$v['goods']['is_attr'] ?? 0,
                            $v['goods']['extra']['is_member_price'],$member_price_setting ?? [],$discount);
                        if (!empty($v['goods']['extra']['is_member_price']) && !empty($v['extra']['member_price_setting'])) {
                            $member_price_setting = $v['extra']['member_price_setting'];
                            if ($v['goods']['is_attr']) {
                                if (!empty($member_price_setting['level' . $user['level']][$v['sign_id']])) $v['price'] = $member_price_setting['level' . $user['level']][$v['sign_id']];
                            } else {
                                if (!empty($member_price_setting[$user['level']])) $v['price'] = $member_price_setting[$user['level']];
                            }
                        }
                        if(!empty($v['goods']['extra']['member_buy_limit_setting'])){
                            $member_buy_limit_setting = json_decode($v['goods']['extra']['member_buy_limit_setting'],true);
                        }
                        $filteredGoods = array_filter($storeGoodsList, function($item) use($v) {
                            // 替换为你的具体条件
                            return $item['store_id'] == $v['store_id'] && $item['goods_id'] == $v['goods_id'];
                        });
                        $firstMatch = reset($filteredGoods);
                        $freight_type = json_decode($firstMatch['freight_type'],true);
                        sort($freight_type);
                        $rows[$v['store_id']][] = [
                            'goods_id' => $v['goods_id'],
                            'num' => $num_arr[$v['attr_id']],
                            'attr_id' => $v['attr_id'],
                            'member_price' => $v['member_price'],
                            'price' => $v['price'],
                            'cover_pic' =>$v['pic_url']?$v['pic_url']:$v['goods']['cover_pic'],
                            'attr' => $v['name'],
                            'stock' => $v['stock'],
                            'goods_name' => $v['goods']['goods_name'],
                            'is_on_sale' => $v['is_on_sale'],
                            'freight_type' => $freight_type,
                            'member_buy_limit_setting' =>$member_buy_limit_setting??[],
                        ];
                    }
                }
            }
            foreach ($store_list as &$val) {
                $total_price =$total_num = 0;
                $list = [];
                if(isset($rows[$val['id']])){
                    foreach ($rows[$val['id']] as $rk => $rv) {
                        $price_sum = 0;
                        $total_num += $rv['num'];
                        $price_sum = bcmul($rv['price'], $rv['num'], 2);
                        $total_price = bcadd($total_price, $price_sum, 2);
                    }
                    $list=$rows[$val['id']];
                }
                $val['list'] = $list;
                $val['total_price'] = $total_price;
                $val['total_num'] = $total_num;
            }
        }
        return $this->success('操作成功', $store_list);
    }

    public function actionClear()
    {
        $get = \Yii::$app->request->get();
        $params = [];
        $params['mall_id'] = $this->mall_id;
        $params['user_id'] = $this->user_id;
        $params['del_type'] = $get['del_type'] ?? 'del';
        $params['select'] = $get['select'] ?? '';
        if ($params['del_type'] == 'select') {
            $attr_ids = explode(',', $params['select']);
            $params['list'] = [];
            foreach ($attr_ids as $id) {
                $params['list'][]['attr_id'] = $id;
            }
            StoreCart::delCart($params);
        } else {
            StoreCart::clearCart($params);
        }
        return $this->success('操作成功', []);
    }
    public function actionUpdateCart()

    {

        try {

            $params = \Yii::$app->request->post();

            $res = \Yii::$app->services->validate->validate($params, [

                [['goods_id','attr_id', 'num', 'store_id'], 'required'],

            ]);

            if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());

            $goods = StoreGoods::getOne([
                ['goods_id'=>$params['goods_id']],
                ['store_id'=>$params['store_id']],
                ['status'=>StatusEnum::ENABLED],
                [ 'is_on_sale'=>1],
            ],true);

            if (empty($params['num'])) return $this->error("请输入数量");

            if (empty($goods)) return $this->error("商品不存在");


            $goods['num'] = $params['num'];
            

            if (empty($goods['stock'])) return $this->error('库存不足');

            if($goods['num']>$goods['stock'])return $this->error('超库存');

            $params['store_id'] = $goods['store_id'];

            $params['mall_id'] = $this->mall_id;

            $params['user_id'] = $this->user_id;

            StoreCart::updateCart($params);

            return $this->success('修改购物车成功', []);

        }catch (\Exception $e){

            return $this->error($e->getMessage(), []);

        }

    }

}