<?php

namespace common\models\goods;

use common\models\base\BaseActiveRecord;

/**
 * This is the model class for table "qimall_goods_marketing".
 *
 *
 * @property int $id
 * @property int $mall_id
 * @property int $goods_id 商品ID
 * @property string $url 商品主图
 * @property string $chain_url 供应链端商品主图
 * @property int $created_at 创建时间
 * @property int $updated_at 修改时间
 */
class SupplyChainGoodsPic extends BaseActiveRecord
{
    /**
     * {@inheritdoc}
     */
    public static function tableName()
    {
        return '{{%supply_chain_goods_pic}}';
    }

    /**
     * {@inheritdoc}
     */
    public function rules()
    {
        return [
            [['mall_id', 'goods_id'], 'integer'],
            [['url', 'chain_url'], 'string', 'max' => 255],
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'mall_id' => '商品ID',
            'goods_id' => '商品ID',
            'url' => '商品主图',
            'chain_url' => '供应链端商品主图',
        ];
    }

    /**
     * 获取详情
     *
     * @param integer $goods_id
     * @return SupplyChainGoodsPic|null
     */
    public static function getGoodsPic(int $goods_id)
    {
        return static::find()
            ->select(['id', 'mall_id', 'goods_id', 'chain_url', 'url'])
            ->where(compact('goods_id'))
            ->orderBy('id desc')
            ->one();
    }

    /**
     * 商品主图
     *
     * @param Goods $goods
     * @return SupplyChainGoodsPic|false
     */
    public static function coverPic(Goods $goods)
    {
        $pic = static::getGoodsPic($goods->id);

        if (empty($pic)) return false;

        return $pic;
    }

    /**
     * 商品主图是否变更
     *
     * @param Goods $goods
     * @param SupplyChainGoodsPic $goods_pic
     * @return boolean
     */
    public static function coverPicIsChange(Goods $goods, SupplyChainGoodsPic $goods_pic)
    {
        return $goods_pic->url != $goods->cover_pic;
    }

    /**
     * 修改
     *
     * @param Goods $goods
     * @param string $url
     * @param SupplyChainGoodsPic|false $chain_pic
     * @return void
     */
    public static function updateUrl(Goods $goods, string $url, $chain_pic)
    {
        if ($url) {
            if (!$chain_pic) $chain_pic = new static();

            $chain_pic->goods_id        = $goods->id;
            $chain_pic->mall_id         = $goods->mall_id;
            $chain_pic->chain_url       = $goods->cover_pic;
            $chain_pic->url             = $url;
            $goods->cover_pic           = $url;

            $chain_pic->save();
            $goods->save();
        } else {
            if ($goods->cover_pic != $chain_pic->url) {
                $goods->cover_pic       = $chain_pic->url;
                $goods->save();
            }
        }
    }
}