<?php

namespace addons\CloudStock\common\services;

use addons\CloudStock\common\models\CloudStockAgentCart;
use common\enums\AddonsEnum;
use common\enums\StatusEnum;
use common\models\goods\GoodsAttr;

class CloudStockAgentCartService extends BaseService
{
    /**
     * 购物车数据
     *
     * @param array $goodsIds
     *
     * @return array
     */
    public function getCartList(array $goodsIds = []): array
    {
        $where = [
            ['mall_id' => $this->mall_id, 'user_id' => $this->user_id, 'status' => StatusEnum::ENABLED]
        ];

        if ($goodsIds) {
            $where[] = ['goods_id' => $goodsIds];
        }

        return CloudStockAgentCart::lists(
            [
                'where'  => $where,
                'select' => 'goods_id, num'
            ]
        );
    }

    /**
     * 购物车数据
     *
     * @return int
     */
    public function getCartNum(): int
    {
        return CloudStockAgentCart::find()
            ->where([
                'mall_id' => $this->mall_id,
                'user_id' => $this->user_id,
                'status'  => StatusEnum::ENABLED
            ])
            ->sum('num') ?: 0;
    }

    /**
     * 购物车数据
     *
     * @param array $goodsGoodsNumList
     *
     * @return float
     */
    public function getCartWeight(array $goodsGoodsNumList): float
    {
        if (empty($goodsGoodsNumList)) {
            return 0;
        }

        $weight = GoodsAttr::find()
            ->where([
                'goods_id' => array_column($goodsGoodsNumList, 'goods_id'),
                'status'   => StatusEnum::ENABLED,
            ])
            ->asArray()
            ->select('weight')
            ->indexBy('goods_id')
            ->column();

        $g = 0;
        foreach ($goodsGoodsNumList as $cartItem) {
            $g = bcadd($g, bcmul($weight[$cartItem['goods_id']] ?? 0, $cartItem['num'], 3), 3);
        }

        // 原来是g 转为kg对比
        return bcdiv($g, 1000, 3);
    }

    /**
     * 购物车总数
     *
     * @return array
     */
    public function getCurrentCartCount(): array
    {
        $configs = \Yii::$app->services->setting->addons->get($this->mall_id, AddonsEnum::ADDONS_NAME_CLOUD_STOCK, 'basic');

        $isEnableOrderNumLimit = $configs['is_enable_order_num_limit'] ?? 0;

        // 没开启配置，则默认是件数
        if (!$isEnableOrderNumLimit) {
            $orderLimitType = 2;
            $orderLimitNum  = 0;
        } else {
            $orderLimitType = $configs['order_limit_type'] ?? 2;
            $orderLimitNum  = $configs['order_limit_num'] ?? 0;
        }

        $unitArr = [1 => 'kg', 2 => '件'];

        return [
            'unit_text'                 => $unitArr[$orderLimitType],
            'unit'                      => $orderLimitType,
            'num'                       => $orderLimitType == 2 ? $this->getCartNum() : $this->getCartWeight($this->getCartList()),
            'limit_num'                 => $orderLimitNum,
            'is_enable_order_num_limit' => $isEnableOrderNumLimit
        ];
    }

    /**
     * 验证代理权重一次性可提货数量（验证单个商品）
     *
     * @param CloudStockLevelService $levelService
     * @param array                  $goodsGoodsNumList
     * @param bool                   $isBuy
     *
     * @return bool
     */
    public function checkLevelFillOnceMinAndMax(
        CloudStockLevelService $levelService,
        array                  $goodsGoodsNumList,
        bool                   $isBuy = true
    ): bool
    {
        foreach ($goodsGoodsNumList as $item) {
            if (!$levelService->checkFillOnceMinAndMax($item['num'], $isBuy)) {
                $this->setError(sprintf('商品ID：%d，%s', $item['goods_id'], $levelService->getError()));
                return false;
            }
        }

        return true;
    }

    /**
     * 将购物车所有商品置为删除
     *
     * @return void
     */
    public function delAll(int $orderId)
    {
        CloudStockAgentCart::updateAll(
            [
                'status'     => StatusEnum::DISABLED,
                'order_id'   => $orderId,
                'updated_at' => time()
            ],
            [
                'user_id' => $this->user_id,
                'mall_id' => $this->mall_id,
                'status'  => StatusEnum::ENABLED,
            ]
        );
    }
}