<?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\modules\alliance\models\purchase;

use app\modules\admin\models\PlatformForm;
use app\models\PurchaseCart;
use yii\base\Model;

class CartForm extends Model
{
    public $saas_id;
    public $store_id;
    public $goods_id;
    public $attr;
    public $num;
    public $cart_id_list;
    public $attr_list;

    public function rules()
    {
        return [
            //[['goods_id', 'attr', 'num','cart_id_list'], 'required'],
            [['goods_id', 'num','saas_id'], 'integer'],
            [['num'], 'integer', 'min' => 1],
            [['attr'],'string'],
            [['cart_id_list', 'attr_list'],'safe']
        ];
    }

    public function save()
    {
        try {
            if (!$this->validate()) {
                return [
                    'code' => 1,
                    'msg' => $this->getErrorSummary(false)[0]
                ];
            }
            $form = new PlatformForm();
            $form->id = $this->goods_id;
            $glist = $form->goodsInfo();
            $goods = '';
            if($glist['code'] == 0 && $glist['data']['count'] == 1){
                $goods = $glist['data']['list'][0];
            }
            if (!$goods) {
                return [
                    'code' => 1,
                    'msg' => '商品不存在或已下架',
                ];
            }
            $this->attr = json_decode($this->attr, true);
            $attr = [];
            foreach ($this->attr as $item) {
                if (!empty($item['attr_id'])) {
                    $attr[] = intval($item['attr_id']);
                }
            }
            sort($attr);
            $attr = json_encode($attr, JSON_UNESCAPED_UNICODE);
            $cart = PurchaseCart::findOne([
                'store_id' => $this->store_id,
                'goods_id' => $this->goods_id,
                'saas_id' => $this->saas_id,
                //'md_id' => get_md_id(),
                'is_delete' => 0,
                'attr' => $attr,
            ]);
            if (!$cart) {
                $cart = new PurchaseCart();
                $cart->store_id = $this->store_id;
                $cart->goods_id = $this->goods_id;
                $cart->saas_id = $this->saas_id;
                $cart->num = 0;
                $cart->created_at = time();
                $cart->is_delete = 0;
                $cart->attr = $attr;
                // if (get_md_id()) {
                //     $cart->md_id = get_md_id();
                // }
            }
            $cart->num += $this->num;
            if ($cart->save()) {
                return [
                    'code' => 0,
                    'msg' => '添加购物车成功',
                ];
            } else {
                return ['code' => 1, 'msg' => $cart->errors[0]];
            }
        } catch (\Exception $e) {
            return [
                'code' => 1,
                'msg' => $e->getMessage() . 'line=' . $e->getLine()
            ];
        }
    }


    public function del()
    {
        if (!$this->validate()) {
            return [
                'code' => 1,
                'msg' => $this->getErrorSummary(false)[0]
            ];
        }
        $del = PurchaseCart::updateAll(['is_delete'=>1], [
            'is_delete' => 0,
            'saas_id' => $this->saas_id,
            'id' => $this->cart_id_list,
        ]);
        if($del){
            return [
                'code' => 0,
                'msg' => '删除完成',
            ];
        }
        return [
            'code' => 1,
            'msg' => '操作失败',
        ];
    }

    public function search()
    {
        if(isset($this->attr_list) && !empty($this->attr_list) && !empty($this->goods_id)){
            $list = [];
            foreach ($this->attr_list as $value){
                $attr = [];
                foreach (json_decode($value['attr'], true) as $item) {
                    if (!empty($item['attr_id'])) {
                        $attr[] = intval($item['attr_id']);
                    }
                }
                sort($attr);
                $list[] = [
                    'id' => 0,
                    'goods_id' => $this->goods_id,
                    'attr' => json_encode($attr),
                    'num' => $value['num'],
                ];
            }
            $count = count($this->attr_list);
        }else{
            $query = PurchaseCart::find()->asArray()->where(['saas_id' => $this->saas_id, 'is_delete' => 0]);
            if($this->store_id > 0){
                $query->andWhere(['store_id' => $this->store_id]);
            }
            if($this->cart_id_list){
                $query->andWhere(['id' => $this->cart_id_list]);
            }
            $count = $query->count();
            $list = $query->orderBy('created_at DESC')->all();
        }

        $form = new PlatformForm();
        $form->ids = implode(',', array_column($list, 'goods_id'));
        $form->is_self = 1;
        $goods_list = $form->goodsInfo();
        if ($goods_list['code'] == 0) {
            foreach ($list as $i => &$goods_item) {
                foreach ($goods_list['data']['list'] as $cloud_goods) {
                    if (intval($goods_item['goods_id']) === intval($cloud_goods['id'])) {
                        $goods_item['goods'] = $cloud_goods;
                    }
                }
            }
        }

        $price_total = 0;
        return [
            'code' => 0,
            'msg' => 'success',
            'count' => $count,
            'data' => self::cartGoodsList($list, $price_total),
            'price_total' => $price_total,
        ];
    }
    
    public static function cartGoodsList($goodsList = [], &$priceTotal = 0) {
        $glist = [];
        foreach ($goodsList as $item){
            if (!$item['goods']) {
                continue;
            }
            $_glist = [
                'attr' => $item['attr'],
                'num' => $item['num'],
                'cart_id' => $item['id'],
            ];
            $goodsId = $item['goods_id'];
            $supplier = \app\models\Supplier::findOne(['cloud_supplier_id' => $item['goods']['supplier']['id']]);
            if($supplier){
                $item['goods'] = \app\modules\admin\models\jushuitan\JuShuiTanForm::syncSupplierJstGoodsQty($supplier['id'], $item['goods']);
            }
            $glist[$goodsId]['goods'] = $item['goods'];
            $glist[$goodsId]['cart_num'] = 0;
            $_attrParent = [];
            foreach($item['goods']['AttrGroupList'] as $ag){
                foreach ($ag['attr_list'] as $at) {
                    $_attrParent[$at['attr_id']] = $ag;
                }
            }
            $attrs = json_decode($item['goods']['attrs'], true);
            foreach ($attrs as $gattr){
                $_attrs = [];
                $_arr = [];
                foreach ($gattr['attr_list'] as $_item){
                    $_arr[] = intval($_item['attr_id']);
                    $_attrs[] = [
                        'attr_group_id' => $_attrParent[intval($_item['attr_id'])]['attr_group_id'],
                        'attr_group_name' => $_attrParent[intval($_item['attr_id'])]['attr_group_name'],
                        'attr_id' => intval($_item['attr_id']),
                        'attr_name' => $_item['attr_name'],
                    ];
                }
                sort($_arr);
                if($item['attr'] == json_encode($_arr)){
                    $_glist['price'] = sprintf("%.2f",($gattr['wholesale_price'] ?? $gattr['price']));
                    $_glist['pic'] = $gattr['pic'];
                    $_glist['stock'] = $gattr['num'];
                    $_glist['attr_list'] = $_attrs;
                    $priceTotal += $_glist['price'] * $_glist['num'];
                    $glist[$goodsId]['cart_num'] += $_glist['num'];
                }
            }

            $give_goods_list = [];
            if (intval($item['goods']['goods_full_give_switch']) === 1) {
                foreach ($item['goods']['give_goods_list'] as $give_goods_item) {
                    if ($give_goods_item['num'] <= $glist[$goodsId]['cart_num']) {
                        $give_goods_list[] = $give_goods_item;
                    }
                }
            }
            $glist[$goodsId]['give_goods_list'] = $give_goods_list;

            $glist[$goodsId]['cart'][] = $_glist;
        }
        $res = [];
        foreach ($glist as $g) {
            $supplier = $g['goods']['supplier'];
            $res[$supplier['id']]['supplier'] = $supplier;
            $res[$supplier['id']]['supplier_price'] = 0;
            $discount = 1;
            if(!empty($g['goods']['wholesale_ladder_rebate']) && (int)$g['goods']['wholesale_rebate_switch'] === 1){
                $last_names = array_column($g['goods']['wholesale_ladder_rebate'],'num');
                array_multisort($last_names, SORT_ASC, $g['goods']['wholesale_ladder_rebate']);
                foreach($g['goods']['wholesale_ladder_rebate'] as $item){
                    if($g['cart_num'] >= $item['num']){
                        $discount = sprintf("%.2f",$item['discount'] / 10);
                        if ((int)$g['goods']['wholesale_ladder_type'] === 1) {
                            $discount = $item['discount'];
                        }
                    }
                }
            }
            foreach($g['cart'] as &$value){
                $value['original_price'] = $value['price'];
                $value['price'] = sprintf("%.2f",$value['price'] * 1);
                $value['cart_price'] = sprintf("%.2f",$value['price'] * $value['num']);
                if ((int)$g['goods']['wholesale_ladder_type'] === 1) {
                    $res[$supplier['id']]['supplier_price'] += sprintf("%.2f",($discount * $value['num'])) * 1;
                } else {
                    $res[$supplier['id']]['supplier_price'] += sprintf("%.2f",($value['price'] * $value['num'] * $discount)) * 1;
                }

            }
            $res[$supplier['id']]['goods_list'][] = $g;
        }
        $res = array_values($res);
        return $res;
    }
}