<?php
/**
 * 重庆赤晓店信息科技有限公司
 * https://www.chixiaodian.com
 * Copyright (c) 2023 赤店商城 All rights reserved.
 */
namespace app\models\common;

use app\constants\OptionSetting;
use app\models\Attr;
use app\models\AttrGroup;
use app\models\Level;
use app\models\MchSetting;
use app\models\Option;
use app\models\Share;
use yii\helpers\Json;

class CommonGoods
{
    /**
     * 获取当前规格的相应信息
     * @param array $goods 商品信息
     * @param array $currentAttrIds 当前选择的规格数据 例:[42,43]
     * @param array $otherData 特殊数据处理 阶梯团、秒杀
     * @return array
     */
    public static function currentGoodsAttr(array $goods, array $currentAttrIds, array $otherData = [],  $number = 1, $user_id = 0, $store_id = 0)
    {
        $batch_price_tips = '';
        $current_batch_price_tips = '';
        $is_true = 0;
        $full_minus_attrs = [];
        if (isset($goods['full_minus']) && $goods['full_minus']){
            foreach ($goods['full_minus'] as $k => $v){
                $full_minus_list = Json::decode($goods['full_minus'][$k]['attr']);

                foreach ($full_minus_list as $key => $value) {
                    $attrIds = [];
                    foreach ($full_minus_list[$key]['attr_list'] as $item) {
                        $attrIds[] = $item['attr_id'];
                    }
                    sort($attrIds);
                    sort($currentAttrIds);

                    if (($number >= $goods['full_minus'][$k]['full_minus_num']) && (implode($attrIds) === implode($currentAttrIds)) && $full_minus_list[$key]['price']) {
                        $full_minus_attrs = $full_minus_list[$key];
                        $current_batch_price_tips ='满'.$goods['full_minus'][$k]['full_minus_num'].$goods['unit'].', '. $full_minus_list[$key]['price'] .'元';
                    }

                    if (($number <= $goods['full_minus'][$k]['full_minus_num']) && $is_true == 0 && (implode($attrIds) === implode($currentAttrIds)) && $full_minus_list[$key]['price']){
                       $is_true = 1;
                       $batch_price_tips ='满'.$goods['full_minus'][$k]['full_minus_num'].$goods['unit'].', '. $full_minus_list[$key]['price'] .'元';
                    }elseif (($number > $goods['full_minus'][$k]['full_minus_num']) && (implode($attrIds) === implode($currentAttrIds)) && $full_minus_list[$key]['price']){
                        $batch_price_tips ='满'.$goods['full_minus'][$k]['full_minus_num'].$goods['unit'].', '. $full_minus_list[$key]['price'] .'元';
                    }

                }

            }
        }

        $attrs = Json::decode($goods['attr']);
        $level = self::currentLevelDiscount($user_id, $store_id);
        foreach ($attrs as $attr) {
            $attrIds = [];
            foreach ($attr['attr_list'] as $item) {
                $attrIds[] = $item['attr_id'];
            }

            sort($attrIds);
            sort($currentAttrIds);
            // 找出当前规格信息
            if (implode($attrIds) === implode($currentAttrIds)) {

                if ($full_minus_attrs && $full_minus_attrs['price']){
                    $attr['price']  = $full_minus_attrs['price'];
                }
//                $sp_type = SupplierSetting::findOne(['store_id'=>$goods->store_id])->type;
                // price 前端展示价格(该价格可以是 原价、会员价)
                $data['price'] = $attr['price'] > 0 ? $attr['price'] : $goods['price'];
                $data['num'] = $attr['num'];
                // $data['supplier_goods_id'] =  $goods['supplier_goods_id'];
                // $data['supplier_price'] = $attr['supplier_price'] > 0 ? $attr['supplier_price'] : $goods['supplier_price'];
                $data['supplier_price'] = 0;
                $data['goods_price'] = $attr['price'] > 0 ? $attr['price'] : $goods['price'];//商品售价
                $data['attr_list'] = $attr['attr_list'];
                $data['pic'] = $attr['pic'];
                $data['no'] = $attr['no'];

                $share_commission_new_first = null;
                if ($attr['share_commission_new_first']) {
                    $name = array_column($attr['share_commission_new_first'], 'name');
                    $value = array_column($attr['share_commission_new_first'], 'value');
                    $share_commission_new_first = array_combine($name, $value);
                }
                $data['share_commission_new_first'] = $share_commission_new_first;

                $share_commission_new_second = null;
                if ($attr['share_commission_new_second']) {
                    $name = array_column($attr['share_commission_new_second'], 'name');
                    $value = array_column($attr['share_commission_new_second'], 'value');
                    $share_commission_new_second = array_combine($name, $value);
                }
                $data['share_commission_new_second'] = $share_commission_new_second;

                $share_commission_new_third = null;
                if ($attr['share_commission_new_third']) {
                    $name = array_column($attr['share_commission_new_third'], 'name');
                    $value = array_column($attr['share_commission_new_third'], 'value');
                    $share_commission_new_third = array_combine($name, $value);
                }
                $data['share_commission_new_third'] = $share_commission_new_third;


                $data['is_member_price'] = false;
                $data['is_level'] = false;
                $data['level_price'] = $attr['price'] > 0 ? $attr['price'] : $goods['price'];//会员折扣价
                $data['batch_price_tips'] = $batch_price_tips;
                $data['current_batch_price_tips'] = $current_batch_price_tips;

                // 用户等级 可以传入指定用户等级
                $userLevel = isset($otherData['user_level']) ? $otherData['user_level'] : $level['userLevel'];
                $keyName = 'member' . $userLevel;
                if ($userLevel >= 0 && !empty($attr[$keyName]) ) {
                    // 为会员用户 会员价 > 0 并且商品开启了会员折扣 则显示会员价
                    if ($attr[$keyName] > 0 && $goods['is_level'] && $level['userLevel'] >= 0) {
                        $data['price'] = $attr[$keyName];
                        $data['is_member_price'] = true;
                        $data['is_level'] = true;
                    }

                    // 为会员用户 开启了规格会员价、但没设置或者规格价等于0 则使用全局会员折扣
                    if ($attr[$keyName] <= 0 && $goods['is_level'] && $level['userLevel'] >= 0) {
                        // 如果算出的会员折扣价 < 0.01 那会员价就是0
                        $data['price'] = (($data['price'] * $level['discount']) / 10) >= 0.01 ? (($data['price'] * $level['discount']) / 10) : 0.00;
                        $data['is_member_price'] = true;
                        $data['is_level'] = true;
                    }
                }
                

                // 商城开启了会员折扣 且是会员用户
                if ($level['userLevel'] >= 0 && $goods['is_level']) {

                    // 会员折扣价为 会员价
                    if ($data['is_member_price'] === true) {
                        $data['level_price'] = $data['price'];
//                        $data['is_level'] = false;
                    } else {
                        // 会员折扣价 根据会员折扣计算而来
                        $data['level_price'] = ($data['price'] * floatval($level['discount']) / 10) >= 0.01 ? ($data['price'] * floatval($level['discount']) / 10) : 0.00;
                        $data['is_level'] = true;
                    }
                }

                // 商城开启了会员折扣 且是普通用户
                if ($level['userLevel'] === -1 && $goods['is_level']) {

                    // 会员折扣价为 会员价
                    if ($data['is_member_price'] === true) {
                        $data['level_price'] = $data['goods_price'];
                        $data['is_level'] = false;
                    } else {
                        // 会员折扣价 根据会员折扣计算而来
                        $data['level_price'] = $data['goods_price'];
                        $data['is_level'] = false;
                    }

                    if (isset($otherData['order_type']) && $otherData['order_type'] === 'ONLY_BUY') {
                        $data['is_level'] = false;
                        $data['goods_price'] = $attr['single'] > 0 ? $attr['single'] : $otherData['single_price'];
                        $data['level_price'] = $data['single_price'];
                    }
                }

                $data['price'] = sprintf("%.2f", $data['price']) > 0 ? sprintf("%.2f", $data['price']) : $goods['price'];
                return $data;
            }
        }
    }

    /**
     * 获取当前会员折扣
     */
    private static function currentLevelDiscount($user_id = 0, $store_id = 0)
    {
        $user = $user_id ? \app\models\User::findOne($user_id) : get_user();
        $userLevel = isset($user->level) ? $user->level : -1;
        $storeId = $store_id ? $store_id : get_store_id();

        $levelList = Level::find()->where(['store_id' => $storeId, 'is_delete' => 0, 'status' => Level::STATUS_TRUE])
            ->select('id, level, name, discount')
            ->orderBy('level')
            ->asArray()->all();

        $currentLevelDiscount = 10;
        foreach ($levelList as $level) {
            if ((int)$level['level'] === $userLevel) {
                $currentLevelDiscount = $level['discount'];
                break;
            }
        }

        return [
            'discount' => $currentLevelDiscount,
            'userLevel' => $userLevel,
            'list' => $levelList
        ];
    }

    public static function getMemberPrice(array $goods)
    {
        $attrs = json_decode($goods['attr'], true);
        $level = self::currentLevelDiscount();

        $minMemberPriceArr = [];

        foreach ($attrs as $attr) {
            $price = $attr['price'] > 0 ? $attr['price'] : $goods['price'];


            // 开启商品会员折扣
            $data['user_is_member'] = false;
            if ((int)$goods['is_level'] === 1) {

                // 普通用户 (显示下一级会员价)
                if ($level['userLevel'] === -1) {
                  
                    $data['user_is_member'] = false;
                    $keyName = 'member' . $level['list'][0]['level'];
                    // 多规格会员价大于 > 0 则直接展示
                    if ($attr[$keyName] > 0) {
                        $minMemberPriceArr[] = $attr[$keyName];
                    }

                    // 如果开启了会员折扣，但i设置的多规格会员价为0，则使用下一级全局会员折扣
                    if ($attr[$keyName] <= 0) {
                        $minMemberPriceArr[] = ($price * $level['list'][0]['discount']) / 10;
                    }
                }

                // 会员用户 (显示当前会员价)
                if ($level['userLevel'] >= 0) {
                    $data['user_is_member'] = true;
                    $keyName = 'member' . $level['userLevel'];

                    // 多规格会员价大于 > 0 则直接展示
                    if (isset($attr[$keyName]) && $attr[$keyName] > 0) {
                        $minMemberPriceArr[] = $attr[$keyName];
                    }

                    // 如果开启了会员折扣，但设置的多规格会员价为0，则使用全局会员折扣
                    if (isset($attr[$keyName]) && $attr[$keyName] <= 0) {
                        $minMemberPriceArr[] = ($price * $level['discount']) / 10;
                    }
                }

            }

            // 未开启商品会员折扣
            if ((int)$goods['is_level'] === 0) {
                // 显示最小规格价
                $minMemberPriceArr[] = $price;
            }
        }


        $data['min_member_price'] = !empty($minMemberPriceArr) ? min($minMemberPriceArr) : 0;


        // 商品是否开启会员折扣
        $data['is_level'] = false;
        if ((int)$goods['is_level'] === 1) {
            $data['is_level'] = true;
        }

        // 如果会员价 <= 0 则不显示
        if (sprintf('%.2f', $data['min_member_price']) <= 0) {
            $data['is_level'] = false;
        }

        // 如果会员中心一个会员都没有，则不显示会员价
        if (empty($level['list'])) {
            $data['is_level'] = false;
        }


        return $data;
    }

    /**
     * 给规格列表添加个 规格组名称字段(商品编辑时需要用到)
     * @param array $goods
     * @return array
     */
    public static function getCheckedAttr($goods, $store_id = 0)
    {
        $storeId = $store_id ? $store_id : get_store_id();
        $attr = is_string($goods['attr']) ? Json::decode($goods['attr']) : $goods['attr'];
        $newAttr = [];
        foreach ($attr as $k => $item) {
            $newAttr[$k] = $item;
        }
        foreach ($newAttr as $k => $item) {
            foreach ($item['attr_list'] as $k2 => $item2) {
                $attr = Attr::find()->where(['id' => $item2['attr_id'], 'is_delete' => 0])->asArray()->one();
                $cache_key = 'attr_group_by_attr_' . $attr['attr_group_id'];
                $attrGroup = \Yii::$app->cache->get($cache_key);

                if (!$attrGroup) {
                    $attrGroup = AttrGroup::find()->where(['id' => $attr['attr_group_id'], 'store_id' => $storeId])->asArray()->one();
                    \Yii::$app->cache->set($cache_key, $attrGroup, 1);

                }

                $newAttr[$k]['attr_list'][$k2]['attr_group_name'] = $attrGroup['attr_group_name'];
            }
        }
        return $newAttr;
    }

    /**
     * 获取当前商品的最高分销价、及最低会员价(根据用户等级)
     * user_is_member 是否会员
     * is_level 是否开启会员折扣
     * is_share 是否开启分销
     * min_member_price 最低会员价
     * max_share_price 最高分销价
     * @param $goods
     * @return array
     */
    public static function getMMPrice(array $goods, $store_id = 0)
    {
        
        $attrs = Json::decode($goods['attr']);
        $storeId = $store_id ? $store_id : get_store_id();
        $level = self::currentLevelDiscount();
        // 商城全局分销设置
        $shareSetting = Option::find()->where(['store_id' => $storeId,
            'group' => OptionSetting::SHARE_GROUP_NAME, 'name' => OptionSetting::SHARE_MONEY_SETTING])->select('value')->One();
            
        $shareSetting = Json::decode($shareSetting->value);
        $maxSharePriceArr = [];
        $minMemberPriceArr = [];
        foreach ($attrs as $attr) {
            $price = $attr['price'] > 0 ? $attr['price'] : $goods['price'];

            // 商品开启单独分销设置 (按一级分销佣金计算)
            if ((int)$goods['individual_share'] === 1) {

                // 普通设置 (单商品全局)
                if ((int)$goods['attr_setting_type'] === 0 && $goods['share_commission_first'] > 0) {

                    // 分销普通设置 按百分比
                    if ((int)$goods['share_type'] === 0) {
                        $maxSharePriceArr[] = ($goods['share_commission_first'] * $price) / 100;

                    }

                    // 分销普通设置 按固定金额
                    if ((int)$goods['share_type'] === 1) {
                        $maxSharePriceArr[] = $goods['share_commission_first'];
                    }

                }

                // 详细设置 (多规格分销价)
                if ((int)$goods['attr_setting_type'] === 1 && $attr['share_commission_first'] > 0) {

                    if ((int)$goods['share_type'] === 0) {
                        $maxSharePriceArr[] = ($attr['share_commission_first'] * $price) / 100;
                    }

                    if ((int)$goods['share_type'] === 1) {
                        $maxSharePriceArr[] = $attr['share_commission_first'];
                    }
                }
            }

            // 商品未开启单独分销设置时 (按全局一级分销佣金计算)
            if ((int)$goods['individual_share'] === 0 && !(isset($goods['mch_id']) && $goods['mch_id'] != 0)) {
                // 全局分销佣金 按百分比计算
                if ((int)$shareSetting['price_type'] === 0 && $shareSetting['level_one']['value'] > 0) {
                    $maxSharePriceArr[] = ($shareSetting['level_one']['value'] * $price) / 100;
                }

                // 全局分销佣金 按固定金额计算
                if ((int)$shareSetting['price_type'] === 1) {
                    $maxSharePriceArr[] = $shareSetting['level_one']['value'];
                }
            }else{
                $mchSetting = MchSetting::findOne(['mch_id' => $goods['mch_id']]);
                // 全局分销佣金 按百分比计算
                if ((int)$mchSetting['price_type'] === 0 && $mchSetting['first'] > 0) {
                    $maxSharePriceArr[] = ($mchSetting['first'] * $price) / 100;
                }

                // 全局分销佣金 按固定金额计算
                if ((int)$mchSetting['price_type'] === 1) {
                    $maxSharePriceArr[] = $mchSetting['first'];
                }
            }

            // 开启商品会员折扣
            $data['user_is_member'] = false;
            if ((int)$goods['is_level'] === 1) {

                // 普通用户 (显示下一级会员价)
                if ($level['userLevel'] === -1) {
                    $data['user_is_member'] = false;
                    $keyName = 'member' . $level['list'][0]['level'];
                    // 多规格会员价大于 > 0 则直接展示
                    if ($attr[$keyName] > 0) {
                        $minMemberPriceArr[] = $attr[$keyName];
                    }
                    // 如果开启了会员折扣，但i设置的多规格会员价为0，则使用下一级全局会员折扣
                    if ($attr[$keyName] <= 0) {
                        $minMemberPriceArr[] = ($price * $level['list'][0]['discount']) / 10;
                    }
                }

                // 会员用户 (显示当前会员价)
                if ($level['userLevel'] >= 0) {
                    $data['user_is_member'] = true;
                    $keyName = 'member' . $level['userLevel'];
                    // 多规格会员价大于 > 0 则直接展示
                    if ($attr[$keyName] > 0) {
                        $minMemberPriceArr[] = $attr[$keyName];
                    }
                    // 如果开启了会员折扣，但设置的多规格会员价为0，则使用全局会员折扣
                    if ($attr[$keyName] <= 0) {
                        $minMemberPriceArr[] = ($price * $level['discount']) / 10;
                    }
                }
            }
            // 未开启商品会员折扣
            if ((int)$goods['is_level'] === 0) {
                // 显示最小规格价
                $minMemberPriceArr[] = $price;
            }
        }
        
        $data['max_share_price'] = !empty($maxSharePriceArr) ? max($maxSharePriceArr) : 0;
        $data['min_member_price'] = !empty($minMemberPriceArr) ? min($minMemberPriceArr) : 0;


        // 商品是否开启会员折扣
        $data['is_level'] = false;
        if ((int)$goods['is_level'] === 1) {
            $data['is_level'] = true;
        }

        // 总商城分销 是否开启
        $data['is_share'] = false;
        if ($shareSetting['level'] > 0) {
            $data['is_share'] = true;
        }

        // 如果会员价 <= 0 则不显示
        if (sprintf('%.2f', $data['min_member_price']) <= 0) {
            $data['is_level'] = false;
        }

        // 如果会员中心一个会员都没有，则不显示会员价
        if (empty($level['list'])) {
            $data['is_level'] = false;
        }

        // 是否为多商户商品
        if (isset($goods['mch_id']) && $goods['mch_id'] > 0) {
            $mchSetting = MchSetting::findOne(['mch_id' => $goods['mch_id']]);

            // TODO:是否授权多商户分销


            // 多商户自身是否开启分销
            if ((int)$mchSetting['is_share'] === 0) {
                $data['is_share'] = false;
            }
        }

        return $data;
    }
}