<?php
// +----------------------------------------------------------------------
// | LARAVEL8.0 框架 [ LARAVEL ][ RXThinkCMF ]
// +----------------------------------------------------------------------
// | 版权所有 2017~2021 LARAVEL研发中心
// +----------------------------------------------------------------------
// | 官方网站: http://www.laravel.cn
// +----------------------------------------------------------------------
// | Author: laravel开发员 <laravel.qq.com>
// +----------------------------------------------------------------------

namespace App\Services\Api;

use App\Models\GoodsCommentModel;
use App\Models\OrderModel;
use App\Services\BaseService;
use App\Services\RedisService;

/**
 * 商品评论-服务类
 * @author laravel开发员
 * @since 2020/11/11
 * @package App\Services\Api
 */
class CommentService extends BaseService
{
    // 静态对象
    protected static $instance = null;

    /**
     * 构造函数
     * @author laravel开发员
     * @since 2020/11/11
     */
    public function __construct()
    {
        $this->model = new GoodsCommentModel();
    }

    /**
     * 静态入口
     */
    public static function make()
    {
        if (!self::$instance) {
            self::$instance = new static();
        }
        return self::$instance;
    }

    /**
     * @param $params
     * @param int $pageSize
     * @return array
     */
    public function getDataList($params, $pageSize = 15)
    {
        $query = $this->getQuery($params);
        $query->orderBy('goods_comments.id','desc');
        $list = $query->select(['goods_comments.*'])->paginate($pageSize > 0 ? $pageSize : 9999999);
        $list = $list? $list->toArray() :[];

        return [
            'pageSize'=> $pageSize,
            'total'=>isset($list['total'])? $list['total'] : 0,
            'list'=> isset($list['data'])? $list['data'] : []
        ];
    }

    /**
     * 查询
     * @param $params
     * @return mixed
     */
    public function getQuery($params)
    {
        $where = ['goods_comments.mark' => 1];
        return $this->model->with(['user'])->from('goods_comments')
            ->where(function ($query) use($params){

                $status = isset($params['status'])? $params['status'] : 0;
                $userId = isset($params['user_id'])? $params['user_id'] : 0;
                $goodsId = isset($params['goods_id'])? $params['goods_id'] : 0;
                $orderId = isset($params['order_id'])? $params['order_id'] : 0;

                if($status>0){
                   $query->where('goods_comments.status',$status);
                }

                if($userId>0){
                    $query->where('goods_comments.user_id',$userId);
                }

                if($orderId>0){
                    $query->where('goods_comments.order_id',$orderId);
                }

                if($goodsId>0){
                    $query->where('goods_comments.goods_ids','like',"%{$goodsId},%");
                }
            })->where($where);
    }

    /**
     * 评论
     * @param $userId
     * @param $params
     * @return array|false
     */
    public function submit($userId, $params)
    {
        $orderId = isset($params['order_id']) ? intval($params['order_id']) : 0;
        $score = isset($params['score']) ? intval($params['score']) : 0;
        $content = isset($params['content']) ? trim($params['content']) : '';
        $albums = isset($params['albums']) ? $params['albums'] : [];
        if(empty($orderId)){
            $this->error = '订单参数错误';
            return false;
        }

        if($score<=0 || $score>5){
            $this->error = '请选择评分';
            return false;
        }

        if(empty($content)){
            $this->error = '请填写评价内容';
            return false;
        }

        if($userId<=0){
            $this->error = '请先登录';
            $this->errorCode = 403;
            return false;
        }

        $cacheKey = "caches:goods:comment_{$userId}_{$orderId}";
        if(RedisService::get($cacheKey.'_lock')){
            $this->error = '请不要频繁提交';
            return false;
        }

        RedisService::set($cacheKey, $params, rand(20,30));
        $info = OrderModel::with(['user','orderGoods'])->where(['id'=>$orderId,'mark'=>1])->first();
        $orderGoods = isset($info['orderGoods'])?$info['orderGoods']:[];
        if (empty($info)) {
            RedisService::clear($cacheKey.'_lock');
            $this->error = '该订单不存在';
            return false;
        }

        // 是否已经评价
        if(GoodsCommentModel::where(['order_id'=>$orderId,'user_id'=>$userId,'mark'=>1])){
            RedisService::clear($cacheKey.'_lock');
            $this->error = '您已经评价过';
            return false;
        }

        $goodsIds = array_column($orderGoods,'goods_id');
        $data = [
            'goods_ids'=>implode(',',$goodsIds).',',
            'order_id'=>$orderId,
            'user_id'=> $userId,
            'score'=> $score,
            'albums'=> $albums,
            'create_time'=>time(),
            'content'=> $content,
            'status'=> 1,
        ];

        if(!$cid = $this->model->insertGetId($data)){
           $this->error = '评价失败';

        }

        $this->error = '评价成功';
        return ['id'=> $cid,'order_id'=>$orderId];
    }


    /**
     * 删除
     * @return array
     */
    public function delete()
    {
        $this->model->where('mark',0)->where('create_time','<=', 600)->delete();
        return parent::delete(); // TODO: Change the autogenerated stub
    }

}