<?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\Common;

use App\Models\FreightCategoryModel;
use App\Services\BaseService;
use App\Services\RedisService;

/**
 * 货物分类管理-服务类
 * @author laravel开发员
 * @since 2020/11/11
 * Class FreightCategoryService
 * @package App\Services\Common
 */
class FreightCategoryService 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 FreightCategoryModel();
    }

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

    /**
     * 列表
     * @param $params
     * @param int $pageSize
     * @return array
     */
    public function getDataList($params, $pageSize = 30, $level=1)
    {
        $where = ['a.mark' => 1];

//var_dump($params['pid']);
        $list = $this->model->from('freight_category as a')
            ->leftJoin('freight_category as b','b.id','=','a.pid')
            ->where($where)
            ->where(function ($query) use($params){
                $keyword = isset($params['name'])? $params['name'] : '';
                if($keyword){
                    $query->where('a.name','like',"%{$keyword}%");
                }
            })
            ->where(function ($query) use($params){
                $status = isset($params['status'])? $params['status'] : 0;
                if($status>0 && is_array($status)){
                    $query->whereIn('a.status', $status);
                }else if($status){
                    $query->where('a.status', $status);
                }

                $keyword = isset($params['name'])? $params['name'] : '';
                $pid = isset($params['pid'])? $params['pid'] : -1;
                if($pid>=0 && empty($keyword)){
                    $query->where('a.pid', $pid);
                }else if($keyword && $pid){
                    $query->where('a.pid', $pid);
                }

                $type = isset($params['type'])? $params['type'] : 0;
                if($type>0){
                    $query->where('a.type', $type);
                }
            })
            ->select(['a.*','b.name as parent_name'])
            ->orderBy('a.sort','desc')
            ->orderBy('a.create_time','asc')
            ->orderBy('a.id','asc')
            ->paginate($pageSize > 0 ? $pageSize : 9999999);
        $list = $list? $list->toArray() :[];

        if($list){
            $params1 = $params;
            foreach($list['data'] as &$item){
                $item['create_time'] = $item['create_time']? datetime($item['create_time'],'Y-m-d H.i.s') : '';
                $item['icon'] = isset($item['icon']) && $item['icon']? get_image_url($item['icon']) : '';
                $item['hasChildren']= false;
                $params1['pid'] = $item['id'];
                $params1['name'] = '';
                if($level<=2){
                    $children = $this->getDataList($params1,9999, $level+1);
                    $item['children'] = isset($children['list'])? $children['list']:[];
                    if($item['children']){
                        $item['hasChildren']= true;
                    }
                }
            }
        }

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

    /**
     * 编辑
     * @return array
     */
    public function edit()
    {
        $data = request()->post();
        if(isset($data['icon']) && $data['icon']){
            $data['icon'] = get_image_path($data['icon']);
        }

        return parent::edit($data);
    }

    /**
     * 车型选项
     * @param int $num
     * @return array|mixed
     */
    public function getOptions($type=0, $num = 99)
    {
        $cacheKey = "caches:index:freight_category_{$type}";
        $datas = RedisService::get($cacheKey);
        if($datas){
            return $datas;
        }

        $where = ['status'=>1,'mark'=>1];
        $datas = $this->model->with(['children','specs'])
            ->where($where)
            ->where(function($query) use($type){
                if($type){
                    $query->whereIn('type',[0, $type]);
                }
            })
            ->select(['id','name','icon','pid','type','status'])
            ->limit($num)
            ->orderBy('sort','desc')
            ->orderBy('id','asc')
            ->get();
        $datas = $datas? $datas->toArray() : [];
        if($datas){
            RedisService::set($cacheKey, $datas, rand(5, 10));
        }

        return $datas;
    }
}