<?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\PostModel;
use App\Models\PostRecordModel;
use App\Services\BaseService;
use App\Services\RedisService;

/**
 * 发圈-服务类
 * @author laravel开发员
 * @since 2020/11/11
 * @package App\Services\Api
 */
class SocialService 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 PostModel();
    }

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

    /**
     * 详情
     * @param int $num
     * @return array|mixed
     */
    public function getInfo($id, $userId=0)
    {
        $cacheKey = "caches:social:info_{$id}_{$userId}";
        $datas = RedisService::get($cacheKey);
        if($datas){
            return $datas;
        }

        $datas =  $this->model->with(['user','isLike'=>function($query) use($userId){
                $query->where('user_id', $userId);
            }])
            ->where(['id'=>$id,'status'=>1,'mark'=>1])
            ->orderBy('id','desc')
            ->first();
        $datas = $datas? $datas->toArray() : [];
        if($datas){
            RedisService::set($cacheKey, $datas,   rand(10,20));
        }

        return $datas;
    }

    /**
     * @param $params
     * @param int $pageSize
     * @return array
     */
    public function getDataList($params, $pageSize = 15)
    {
        $query = $this->getQuery($params);

        $sortType = isset($params['sort_type'])?intval($params['sort_type']) : 0;
        if($sortType==1){
            $query->orderBy('posts.views','desc');
        }else{
            $query->orderBy('posts.id','desc');
        }

        $list = $query->select(['posts.*'])->withCount(['likes'])->paginate($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 = ['posts.mark' => 1];
        $status = isset($params['status'])? $params['status'] : 0;
        $type = isset($params['type'])? $params['type'] : 0;
        $userId = isset($params['user_id'])? $params['user_id'] : 0;

        if($status>0){
            $where['posts.status'] = $status;
        }

        if($type>0){
            $where['posts.type'] = $type;
        }


        return $this->model->with(['user','isLike'=>function($query) use($userId){
               $query->where('user_id', $userId);
            }])->from('posts')
            ->where($where)
            ->where(function ($query) use($params){
                $keyword = isset($params['keyword'])? $params['keyword'] : '';
                if($keyword){
                    $query->where('posts.title','like',"%{$keyword}%")
                        ->orWhere('posts.tags','like',"%{$keyword}%");
                }

                $tag = isset($params['tag'])? $params['tag'] : '';
                if($tag){
                    $query->where('posts.tags','like',"%{$tag},%");
                }
            });
    }


    /**
     * 发布笔记
     * @param $userId
     * @param $params
     * @return array|false
     */
    public function submit($userId, $params)
    {
        $title = isset($params['title']) ? trim($params['title']) : '';
        $content = isset($params['content']) ? trim($params['content']) : '';
        $type = isset($params['type']) ? intval($params['type']) : 1;
        $showType = isset($params['show_type']) ? intval($params['show_type']) : 1;
        if (empty($title)) {
            $this->error = '请添加标题';
            return false;
        }

        if (empty($content)) {
            $this->error = '请添加内容';
            return false;
        }

        $albums = isset($params['albums']) ? $params['albums'] : [];
        $cover = isset($albums[0])?get_image_path($albums[0]):'';
        $albums = $albums? get_format_images($albums, '') : '';
        if ($showType == 1 && empty($albums)) {
            $this->error = '请添加图片';
            return false;
        }

        $videoUrl = isset($params['video_url']) ? get_image_path($params['video_url']) : '';
        if ($showType == 2 && empty($videoUrl)) {
            $this->error = '请添加视频';
            return false;
        }

        $cacheKey = "caches:scoial:submit:{$userId}_".md5(json_encode($params,256));
        if (RedisService::get($cacheKey."_lock")) {
            $this->error = '请不要重复提交';
            return false;
        }

        $tags = isset($params['tags'])?$params['tags'] : [];
        $tags = array_filter($tags);
        $data = [
            'user_id' => $userId,
            'title' => $title,
            'type' => $type,
            'show_type' => $showType,
            'cover' => $cover,
            'albums' => $albums,
            'video_url' => $videoUrl,
            'tags' => $tags? implode(',', $tags).',':'',
            'content' =>  $content,
            'create_time' => time(),
            'update_time' => time(),
            'status' => 1,
            'mark' => 1,
        ];
        RedisService::set($cacheKey."_lock", $data, rand(20,30));
        if(!$id = $this->model->insertGetId($data)){
            RedisService::clear($cacheKey."_lock");
            $this->error = '发布失败';
            return false;
        }

        $this->error = '发布成功';
        RedisService::set($cacheKey, $data, 30);
        RedisService::clear($cacheKey."_lock");
        return ['id' => $id];
    }

    public function delete()
    {
        $ids = $this->model->where(['mark'=>0])->where('create_time','<', time() - 600)->pluck('id');
        $ids = $ids? $ids->toArray() : [];
        $this->model->where(['mark'=>0])->where('create_time','<', time() - 600)->delete();
        if($ids){
            PostRecordModel::whereIn('source_id', $ids)->where('create_time','<', time() - 600)->delete();
        }

        return parent::delete(); // TODO: Change the autogenerated stub
    }
}