<?php

namespace api\modules\v1\controllers\goods;

use addons\Agent\common\models\AgentCommissionItemSetting;
use addons\Mch\common\models\Mch;
use addons\Store\common\models\StoreCart;
use api\controllers\OnAuthController;
use common\enums\GoodsTypeEnum;
use common\enums\StatusEnum;
use common\globals\GlobalInvoke;
use common\events\census\EditCartEvent;
use common\helpers\ApiCode;
use common\models\cart\Cart;
use common\models\goods\Goods;
use common\models\goods\GoodsAttr;
use common\models\mall\MallAddons;
use common\models\user\UserLevel;
use common\enums\AddonsEnum;
use common\enums\CartEnum;
use yii\helpers\Json;


/**
 * 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', 'get-cart-type-list'];


    /**
     * 添加购物车
     * @return mixed|void
     */
    public function actionAdd()
    {
        try {
            $params = \Yii::$app->request->post();
            $res = \Yii::$app->services->validate->validate($params, [
                [['goods_id', 'attr_id', 'num'], 'required'],
            ]);
            if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());
            $goods = Goods::findOne(['id' => $params['goods_id'], 'status' => StatusEnum::ENABLED, 'is_on_sale' => 1]);
            if (empty($goods)) return $this->error("商品不存在");
            if(isset($goods->is_pay_limit)&& $goods->is_pay_limit)
            {
                return $this->error("该商品限制支付,不允许加入购物车");
            }
            // 处方药不能加入购物车
            if ($goods->goods_subtype == GoodsTypeEnum::GOODS_SUBTYPE_PRESCRIPTION) {
                return $this->error("处方药商品不允许加入购物车");
            }
            $member_buy_limit_setting = json_decode($goods->extra['member_buy_limit_setting'], true);
            $params['buy_limit_nums'] = $member_buy_limit_setting['nums'] ?? 0;
            $params['buy_limit_total_num'] = $member_buy_limit_setting['total_num'] ?? 0;
            // 没有规格id则查找默认规格【寻找价格最低的规格】
            $where = ['goods_id' => $params['goods_id'], 'status' => StatusEnum::ENABLED];
            !empty($params['attr_id']) && $where['id'] = $params['attr_id'];
            $goods_attr = GoodsAttr::find()->where($where)->orderBy('price asc')->one();
            if ($goods_attr->goods_id != $params['goods_id']) return $this->error("goods_id与attr_id不配对");
            if (empty($goods->is_attr)) {
                if (empty($goods->stock)) return $this->error('库存不足');
            } else {
                //多规格
                if (empty($goods_attr)) return $this->error("所选的规格不存在");
                if (empty($goods_attr->stock)) return $this->error("所选的规格库存不足");
            }
            // 公共调用
            $res = GlobalInvoke::exec(GlobalInvoke::CART_ADD, $this->mall_id, [
                'goods' => $goods,
                'mall_id' => $this->mall_id,
            ]);
            if (!empty($res) && $res['cart'] == false) {
                return $this->error($res['message']);
            }

            $params['mch_id'] = $goods->mch_id;
            $params['mall_id'] = $this->mall_id;
            $params['user_id'] = $this->user_id;
            Cart::addCart($params);

            $event = new EditCartEvent($this->mall_id);
            $data = ['num' => $params['num'], 'goods_id' => $params['goods_id'], 'mall_id' => $this->mall_id];
            \Yii::$app->services->events->dispatch($event, $data, $event->listeners);
            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'] = $this->user_id;
        Cart::delCart($params);
        return $this->success('操作成功', []);
    }

    /**
     * 购物车列表
     * @return mixed|void
     */
    public function actionIndex()
    {
        $get = \Yii::$app->request->get();
        if (empty($this->user_id)) return $this->success('请登录');
        $res = \Yii::$app->services->validate->validate($get, [
            [['location_style'], 'safe'],
        ]);
        if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());

        $list = Cart::getCartList($this->user_id);
        $attr_ids = $this->attrIdsByDesc($list);
        $data = [];
        if (!empty($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'];
                    $num_arr[$row['attr_id']] = $row['num'];
                }
            }
            $params['where'] = [['id' => $attr_id_arr]];
            $params['with'] = ['goods' => function ($query) {
                $query->select('id,goods_name,mch_id,is_on_sale,cover_pic,is_attr,goods_source,status')->with(['extra']);
            }];
            $params['select'] = 'id,sign_id,goods_id,pic_url,price,name';
            $list = GoodsAttr::lists($params);
            // 按顺序重组
            $list = $this->listSortByAttrIds($list, $attr_ids);
            $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'];
            $goods_deduct_arr = [];
            if(MallAddons::isInstall($this->mall_id,AddonsEnum::ADDONS_NAME_AGENT)){
                $setting = \Yii::$app->services->setting->addons->get($this->mall_id, AddonsEnum::ADDONS_NAME_AGENT, 'basic');
                if (!empty($setting['is_self_buy']) && !empty($setting['enable_goods_deduct'])) {
                    $goods_deduct_arr = \common\logic\order\marketing\AgentMarketing::getDeductMoney($this->mall_id,$this->user_id,$num_arr);
                }
            }
            if (!empty($list)) {
                foreach ($list as $v) {
                    $member_price_setting = Json::decode($v['goods']['extra']['member_price_setting']);
                    $v['member_price'] = Goods::computeMemberPrice($v['price'],$v['sign_id'],$user['level'],$v['goods']['is_attr'],
                        $v['goods']['extra']['is_member_price'],$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']];
                        }
                    }
                    // 最低起购
                    $member_buy_limit_setting = isset($v['goods']['extra']['member_buy_limit_setting'])
                        ? json_decode($v['goods']['extra']['member_buy_limit_setting'], true)
                        : [];
                    $member_buy_limit_num = $member_buy_limit_setting['nums'] ?? 0;
                    $member_price = $v['member_price'];
                    // 渠道分红内购会员价特殊计算方式
                    if (isset($goods_deduct_arr[$v['id']]) && $goods_deduct_arr[$v['id']]) {
                        // 如果内购返回价格，并且价格不为0，则取内购价格
                        $member_price = bcdiv($goods_deduct_arr[$v['id']], $num_arr[$v['id']], 2);
                    } elseif (isset($goods_deduct_arr[$v['id']]) && ($goods_deduct_arr[$v['id']] == 0)) {
                        // 或者内购返回价格等于0，则取商品价格
                        $agent_item = AgentCommissionItemSetting::find()
                            ->select('item_id, is_participate, is_self_buy_alone, is_self_buy, enable_goods_deduct')
                            ->where(['item_id' => $v['goods_id'], 'status' => StatusEnum::ENABLED])
                            ->asArray()
                            ->one();
                        $member_price = $v['price'];
                        if (!empty($agent_item) && empty($agent_item['is_participate'])) {
                            $member_price = $v['member_price'];
                        }
                        if (!empty($agent_item['is_self_buy_alone'])) {
                            if (empty($agent_item['is_self_buy']) || empty($agent_item['enable_goods_deduct'])) {
                                $member_price = $v['member_price'];
                            }
                        }
                    }
                    $rows[$v['goods']['mch_id']][] = [
                        'goods_id' => $v['goods_id'],
                        'num' => $num_arr[$v['id']],
                        'attr_id' => $v['id'],
                        'price' => $v['price'],
                        'member_price' => $member_price,
                        'cover_pic' => $v['goods']['cover_pic']??'',
                        'attr' => $v['name'],
                        'goods_name' => $v['goods']['goods_name'],
                        'is_on_sale' => $v['goods']['status'] < StatusEnum::ENABLED ? StatusEnum::DISABLED : $v['goods']['is_on_sale'],
                        'goods_source' => $v['goods']['goods_source'],
                        'member_buy_limit_num' => $member_buy_limit_num,
                    ];
                }
            }
            $mall_name = \Yii::$app->services->setting->mall->get($this->mall_id, 'basic.name');
            $mall_logo = \Yii::$app->services->setting->mall->get($this->mall_id, 'basic.logo');
            $mch_arr = [
                ['id' => 0, 'mch_pic' => $mall_logo, 'mch_name' => $mall_name, 'list' => []]
            ];
            //多商户
            if (MallAddons::isInstall($this->mall_id, AddonsEnum::ADDONS_NAME_MCH)) {
                $mch_ids = [];
                foreach ($list as $item) {
                    if($item['goods']['mch_id'])$mch_ids[] =  $item['goods']['mch_id'];
                }
                if(!empty($mch_ids)){
                    $mch_list = Mch::lists(['where' => [['id' => $mch_ids]], 'select' => 'id,logo_img as mch_pic,store_name as mch_name'], true);
                    if($mch_list)$mch_arr = array_merge($mch_arr, $mch_list);
                }
            }
            $data = [];
            foreach ($mch_arr as $key => $val) {
                if (isset($rows[$val['id']])) {
                    $data[]=[
                        'id'=>$val['id'],
                        'mch_name'=>$val['mch_name'],
                        'mch_pic'=>$val['mch_pic'],
                        'list'=>$rows[$val['id']],
                    ];
                } else {
                    unset($mch_arr[$key]);
                }
            }
            $new_data = GlobalInvoke::exec(GlobalInvoke::CART_LIST_APPEND_FILEDS, $this->mall_id, ['mall_id' => $this->mall_id, 'location_style'=> $get['location_style'] ?? 1, 'user_id' => $this->user_id, 'data' => $data]);
            $data = $new_data ? $new_data : $data;
        }
        return $this->success('操作成功', $data);
    }

    public function actionUpdateCart()
    {
        try {
            $params = \Yii::$app->request->post();
            $res = \Yii::$app->services->validate->validate($params, [
                [['goods_id', 'num'], 'required'],
                [['attr_id'], 'safe'],
            ]);
            if ($res === false) return $this->error(\Yii::$app->services->validate->getErrorMessage());
            $goods = Goods::findOne(['id' => $params['goods_id'], 'status' => StatusEnum::ENABLED, 'is_on_sale' => 1]);
            if (empty($goods)) return $this->error("商品不存在");
            $member_buy_limit_setting = json_decode($goods->extra['member_buy_limit_setting'], true);
            $params['buy_limit_nums'] = $member_buy_limit_setting['nums'] ?? 0;
            $params['buy_limit_total_num'] = $member_buy_limit_setting['total_num'] ?? 0;
            // 最低购买
            if ($params['num'] < $params['buy_limit_nums']) {
                return $this->error(sprintf('该商品最低购买数量为%s', $params['buy_limit_nums']));
            }
            // 没有规格id则查找默认规格【寻找价格最低的规格】
            $where = ['goods_id' => $params['goods_id'], 'status' => StatusEnum::ENABLED];
            !empty($params['attr_id']) && $where['id'] = $params['attr_id'];
            $goods_attr = GoodsAttr::find()->where($where)->orderBy('price asc')->one();
            if ($goods_attr->goods_id != $params['goods_id']) return $this->error("goods_id与attr_id不配对");
            if (empty($goods->is_attr)) {
                if (empty($goods->stock)) return $this->error('库存不足');
            } else {
                //多规格
                if (empty($goods_attr)) return $this->error("所选的规格不存在");
                if (empty($goods_attr->stock)) return $this->error("所选的规格库存不足");
            }
            // 公共调用
            $res = GlobalInvoke::exec(GlobalInvoke::CART_ADD, $this->mall_id, [
                'goods' => $goods,
                'mall_id' => $this->mall_id,
            ]);
            if (!empty($res) && $res['cart'] == false) {
                return $this->error($res['message']);
            }

            $params['mch_id'] = $goods->mch_id;
            $params['mall_id'] = $this->mall_id;
            $params['user_id'] = $this->user_id;
            Cart::updateCart($params);

            $event = new EditCartEvent($this->mall_id);
            $data = ['num' => $params['num'], 'goods_id' => $params['goods_id'], 'mall_id' => $this->mall_id];
            \Yii::$app->services->events->dispatch($event, $data, $event->listeners);
            return $this->success('更新购物车成功', []);
        } catch (\Exception $e) {
            return $this->error($e->getMessage(), []);
        }

    }

    /**
     * 获取排序后的规格ID
     *
     * @param array $list
     * @return array
     */
    protected function attrIdsByDesc($list)
    {
        $attr_id = [];
        if (empty($list)) return $attr_id;

        // 转义JSON字符串
        $list = array_filter(array_map(function ($item) {
            $arr = Json::decode($item);
            // 兼容旧程序没有microtime
            if (is_array($arr) && empty($arr['microtime'])) {
                $arr['microtime'] = 0;
            }
            return $arr;
        }, $list), function ($item) {
            return is_array($item);
        });

        // 按时间排序
        array_multisort(array_column($list, 'microtime'), SORT_DESC, $list);
        // 获取attr_id
        return array_column($list, 'attr_id');
    }

    /**
     * 通过AttrIds重新排序
     *
     * @param array $list
     * @param array $attr_ids
     * @return array
     */
    protected function listSortByAttrIds($list, $attr_ids)
    {
        $new_list = [];
        if (empty($list)) return $new_list;

        // 获取已经排序的规格ID
        foreach ($attr_ids as $attr_id) {
            foreach ($list as $item) {
                if ($item['id'] == $attr_id) {
                    $new_list[] = $item;
                }
            }
        }
        return $new_list;
    }

    //获取要展示的商品购物车类型列表
    public function actionGetCartTypeList()
    {
        if (\Yii::$app->request->isGET) {
            // $get = \Yii::$app->request->get();
            $config = \Yii::$app->services->setting->mall->get($this->mall_id, 'cart');
            if (!empty($config['cart_type'])) {
                $config['cart_type'] = json_decode($config['cart_type'],true);
            } else {
                if (!isset($config['cart_type'])) {
                    $config['cart_type'][] = CartEnum::MALL_CART;
                }
            }
            if (!empty($config['cart_name'])) {
                $config['cart_name'] = json_decode($config['cart_name'],true);
            }
            if (!MallAddons::isInstall($this->mall_id, AddonsEnum::ADDONS_NAME_STORE)) {
                foreach ($config['cart_type'] as $key => $value) {
                    if ($value == CartEnum::STORE_MALL_CART) {
                        unset($config['cart_type'][$key]);
                    }
                }
            }
            sort($config['cart_type']); //整理顺序
            $cart_num = [];
            $cart_type = CartEnum::getMap();
            foreach ($config['cart_type'] as $k => $val) {
                switch ($val) {
                    case 1:
                        $list = Cart::getCartList($this->user_id);
                        break;
                    case 2:
                        $list = StoreCart::getCartList($this->user_id);
                        break;
                }
                if (!empty($config['cart_name']) && $config['cart_name'][$val]['is_show'] == 1) {
                    $cart_type[$val] = $config['cart_name'][$val]['name'];
                }
                $ids = $this->attrIdsByDesc($list);
                $cart_num[$val] = count($ids);
            }
            
            $this->success('获取成功',['list' => $config['cart_type'], 'cart_num' => $cart_num, 'type' => $cart_type]);
        }
    }
}