<?php

namespace addons\ScoreExpansion\backend\services;

use addons\ScoreExpansion\common\models\ScoreExpansionRecommendRewardGoods;
use common\enums\StatusEnum;
use common\models\goods\GoodsCateRelate;
use Yii;
use yii\db\Exception;

class ScoreExpansionRecommendRewardGoodsService extends \addons\ScoreExpansion\common\services\RecommendRewardGoodsService
{
    /**
     * 列表
     *
     * @param array $params
     *
     * @return array
     */
    public function list(array $params): array
    {
        $baseWhere = [
            'mall_id' => $this->mall_id,
            'status' => StatusEnum::ENABLED,
        ];

        $where = [$baseWhere];

        if (!empty($params['goods_id'])) {
            $where[] = ['=', 'goods_id', $params['goods_id']];
        }
        if(!empty($params['cats'])){
            $goods_cate_relate_list = GoodsCateRelate::lists(['where'=>[['cate_id'=>$params['cats']]]]);
            $goods_ids = array_column($goods_cate_relate_list,'goods_id');
            $where[] = ['in', 'goods_id', $goods_ids];
        }

        $list = ScoreExpansionRecommendRewardGoods::listPage([
            'where' => $where,
            'with' => [
                'goods' => function ($query) {
                    $query->select('id, goods_name, price, cover_pic')->with(['cats']);
                }
            ],
        ]);

        foreach ($list['list'] as &$item) {
            $item['created_at_text'] = date('Y-m-d H:i:s', $item['created_at']);
            $item['setting'] = json_decode($item['setting'], true) ?: [];
        }

        // 返回所有已参与的商品
        $list['selected_goods_ids'] = $this->getSelectedGoodsIds();

        return $list;
    }

    /**
     * @param array $post
     *
     * @return bool
     */
    public function edit(array $post): bool
    {
        $post['mall_id'] = $this->mall_id;
        if (ScoreExpansionRecommendRewardGoods::setData($post) === false) {
            $this->setError(ScoreExpansionRecommendRewardGoods::getStaticError());
            return false;
        }

        return true;
    }

    /**
     * @param int $id
     *
     * @return bool
     */
    public function del(int $id): bool
    {
        return (bool)ScoreExpansionRecommendRewardGoods::updateAll(
            ['status' => StatusEnum::DELETE, 'updated_at' => time()],
            ['id' => $id, 'status' => StatusEnum::ENABLED, 'mall_id' => $this->mall_id]
        );
    }

    /**
     * @param array $goodsIds
     *
     * @return bool
     * @throws Exception
     */
    public function save(array $goodsIds): bool
    {
        $selectedGoodsIds = $this->getSelectedGoodsIds();

        // 要插入的商品id
        $insertGoodsIds = array_diff($goodsIds, $selectedGoodsIds);

        if (empty($insertGoodsIds)) {
            $this->setError('不存在要添加的商品');
            return false;
        }

        $batchInsert = [];

        $now = time();
        foreach ($insertGoodsIds as $goodsId) {
            $batchInsert[] = [
                'mall_id' => $this->mall_id,
                'goods_id' => $goodsId,
                'is_alone' => 0,
                'created_at' => $now,
                'updated_at' => $now
            ];
        }

        return (bool)Yii::$app
            ->db
            ->createCommand()
            ->batchInsert(
                ScoreExpansionRecommendRewardGoods::tableName(),
                array_keys($batchInsert[0]),
                $batchInsert
            )
            ->execute();
    }

    /**
     * @return array
     */
    public function getSelectedGoodsIds()
    {
        return ScoreExpansionRecommendRewardGoods::find()
            ->where([
                'mall_id' => $this->mall_id,
                'status' => StatusEnum::ENABLED
            ])
            ->select('goods_id')
            ->column();
    }
}