<?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\MemberCollectModel;
use App\Models\VideoCollectModel;
use App\Models\VideoCommentModel;
use App\Models\VideoModel;
use App\Services\BaseService;
use App\Services\RedisService;
use BN\Red;
use Illuminate\Support\Facades\DB;

/**
 * 短视频评论管理-服务类
 * @author laravel开发员
 * @since 2020/11/11
 * @package App\Services\Api
 */
class VideoCommentService extends BaseService
{
    // 静态对象
    protected static $instance = null;

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

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

    /**
     * 列表数据
     * @param $params
     * @param int $pageSize
     * @return array
     */
    public function getDataList($params, $pageSize = 12, $field='', $userId=0)
    {
        $where = ['a.mark' => 1,'a.status'=>1];
        $field = $field? $field : 'lev_a.*';
        $sortType = isset($params['sort_type']) ? $params['sort_type'] : 1;
        $order = 'a.id desc';
        if($sortType == 1){
            $order = 'lev_a.like_num desc, lev_a.create_time desc, lev_a.id desc';
        }
        $model = $this->model->with(['member'])
            ->from('video_comments as a')
            ->where($where)
            ->where(function ($query) use ($params) {
                $userId = isset($params['user_id']) ? $params['user_id'] : 0;
                if ($userId > 0) {
                    $query->where('a.user_id', $userId);
                }

                $videoId = isset($params['video_id']) ? $params['video_id'] : 0;
                if ($videoId > 0) {
                    $query->where('a.video_id', $videoId);
                }
                $isRead = isset($params['is_read'])? $params['is_read'] : 0;
                $isRead = $isRead>0? $isRead : 0;
                if ($isRead > 0) {
                    $query->where('a.is_read', $isRead);
                }

            })
            ->where(function ($query) use ($params) {
                $keyword = isset($params['kw']) ? $params['kw'] : '';
                if ($keyword) {
                    $query->where('a.content','like',"%{$keyword}%");
                }
            });
        $countModel = clone $model;
        $total = $countModel->count('a.id');

        $list = $model->where(function ($query) use ($params) {
            $replyId = isset($params['reply_id']) ? $params['reply_id'] : -1;
            if ($replyId >= 0) {
                $query->where('a.reply_id', $replyId);
            }
        })->selectRaw($field)
            ->orderByRaw($order)
            ->paginate($pageSize > 0 ? $pageSize : 9999999);
        $list = $list ? $list->toArray() : [];
        if ($list) {
            foreach ($list['data'] as $k=> &$item) {
                $item['time_text'] = isset($item['create_time']) && $item['create_time']? dateFormat($item['create_time']) : '';
                $member = isset($item['member'])? $item['member'] : [];
                if($member){
                    $member['avatar'] = isset($member['avatar'])? get_image_url($member['avatar']) : get_image_url('/images/member/logo.png');
                }
                $item['member'] = $member;
                $isLike = RedisService::get("caches:videos:comment_{$userId}_{$item['id']}");
                $item['is_like'] = $isLike? 1 : 0;
                $replyData = $this->getReplyList($item['id'], $userId, $pageSize);
                $item['reply_count'] = isset($replyData['total'])? $replyData['total'] : 0;
                $item['reply_list'] = isset($replyData['list'])? $replyData['list'] : [];
                $item['albums'] = $item['albums']? get_images_preview($item['albums']) : [];
                $item['reply_show'] = (rand(100,500)>200 || $k==0) && $item['reply_count']>0? 1 : 0;
            }
        }

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

    /**
     * 回复列表
     * @param $replyId
     * @param $userId
     * @param int $pageSize
     * @return array|mixed
     */
    public function getReplyList($replyId, $userId, $pageSize=12)
    {
        $cacheKey = "caches:videos:comment_reply_list_{$replyId}_{$userId}_{$pageSize}";
        $datas = RedisService::get($cacheKey);
        if($datas){
            return $datas;
        }

        $model = $this->model->with(['member'])
            ->from('video_comments as a')
            ->where(['a.reply_id'=> $replyId,'a.status'=>1,'a.mark'=>1])
            ->select(['a.*'])
            ->orderBy('a.create_time','desc')
            ->orderBy('a.id','desc');

        $countModel = clone $model;
        $total = $countModel->count('a.id');

        $datas = $model->limit($pageSize)->get();
        $datas = $datas? $datas->toArray() : [];
        if($datas){
            foreach ($datas as &$item){
                $item['time_text'] = isset($item['create_time']) && $item['create_time']? dateFormat($item['create_time']) : '';
                $member = isset($item['member'])? $item['member'] : [];
                if($member){
                    $member['avatar'] = isset($member['avatar'])? get_image_url($member['avatar']) : get_image_url('/images/member/logo.png');
                }
                $item['member'] = $member;
                $isLike = RedisService::get("caches:videos:comment_{$userId}_{$item['id']}");
                $item['is_like'] = $isLike? 1 : 0;
                $item['albums'] = $item['albums']? get_images_preview($item['albums']) : [];

            }
            RedisService::set($cacheKey, ['total'=> $total,'list'=> $datas], rand(30,60));
        }

        return ['total'=> $total,'list'=> $datas];
    }
    /**
     * 发布评论
     * @param $userId
     * @param $params
     * @return bool
     */
    public function publish($userId, $params)
    {
        $albums = isset($params['albums'])? get_format_images($params['albums']) : '';
        $videoId = isset($params['video_id'])? intval($params['video_id']) : 0;
        $data = [
            'user_id'=> $userId,
            'reply_id'=> isset($params['reply_id'])? intval($params['reply_id']) : 0,
            'video_id'=> $videoId,
            'reply_to_uid'=> isset($params['reply_to_uid'])? intval($params['reply_to_uid']) : 0,
            'albums'=> $albums,
            'content'=> isset($params['content'])? trim($params['content']) : '',
            'create_time'=> time(),
            'update_time'=> time(),
            'status'=> 1,
            'mark'=> 1,
        ];

        if($this->model->insertGetId($data)){
            VideoModel::where(['id'=> $videoId])->update(['comment_num'=>DB::raw("comment_num + 1"),'update_time'=>time()]);
            $this->error = 2942;
            return ['total'=> (int)VideoModel::where(['id'=> $videoId])->value('comment_num')];
        }

        $this->error = 2943;
        return ['total'=> (int)VideoModel::where(['id'=> $videoId])->value('comment_num')];
    }

    /**
     * 点赞
     * @param $userId
     * @param $params
     * @return bool
     */
    public function like($userId, $params)
    {
        $id = isset($params['id'])? $params['id'] : 0;
        $status = isset($params['status'])? $params['status'] : 1;
        $cacheKey = "caches:videos:comment_{$userId}_{$id}";
        if(RedisService::get($cacheKey)){
            return false;
        }

        if(!$info = $this->model->where(['id'=> $id,'mark'=>1])->select(['id','like_num'])->first()){
            $this->error = 2941;
            return false;
        }

        $updateData = ['update_time'=>time()];
        $updateData['like_num'] = ($status == 1 ? $info['like_num']+1 : max(0, $info['like_num']-1));
        if ($this->model->where(['id' => $id, 'mark' => 1])->update($updateData)) {
            if($status == 1){
                RedisService::set($cacheKey, $info, 7 * 86400);
            }else{
                RedisService::clear($cacheKey);
            }

            $this->error = 1002;
            return true;
        }

        RedisService::clear($cacheKey);
        $this->error = 1003;
        return false;
    }

    /**
     * 删除
     * @param $id
     * @return bool
     */
    public function deleteRow($id)
    {
        $videoId = $this->model->where(['id'=> $id])->value('video_id');
        $count = $this->model->where(['id'=> $id])->orWhere(['reply_id'=> $id])->count('id');
        $this->model->where(['id'=> $id])->orWhere(['reply_id'=> $id])->delete();
        try {
            $this->model->where(['reply_id'=> $id])->delete();
            if($videoId>0){
                VideoModel::where(['id'=> $videoId])->update(['comment_num'=>DB::raw("comment_num - {$count}"),'update_time'=>time()]);
            }
        } catch (\Exception $exception){

        }

        return ['total'=> (int)VideoModel::where(['id'=> $videoId])->value('comment_num')];
    }
}