NN2024010801/app/Services/Api/VideoCollectService.php

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

/**
 * 短视频收藏点赞管理-服务类
 * @author laravel开发员
 * @since 2020/11/11
 * @package App\Services\Api
 */
class VideoCollectService 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 VideoCollectModel();
    }

    /**
     * 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 $pageSize
     * @return array
     */
    public function getDataList($userId, $params, $pageSize = 15, $field='')
    {
        $where = ['a.mark' => 1,'a.status'=>1,'b.status'=>1,'b.mark'=>1];
        $field = $field? $field : 'lev_a.*,lev_b.id as cid,lev_b.user_id as collect_user_id,lev_a.type as collect_type';
        $sortType = isset($params['sort_type']) ? $params['sort_type'] : 1;
        $order = 'id desc';
        if($sortType == 1){
            $order = 'lev_b.create_time desc, lev_b.id desc';
        }
        $list = $this->model->with(['member'])
            ->from('video_collect as b')
            ->leftJoin('video as a', 'a.id', '=', 'b.collect_id')
            ->where($where)
            ->where(function ($query) use ($params) {
                $userId = isset($params['user_id']) ? $params['user_id'] : 0;
                if ($userId > 0) {
                    $query->where('a.user_id', $userId);
                }

                $collectUserId = isset($params['collect_uid']) ? $params['collect_uid'] : 0;
                if ($collectUserId > 0) {
                    $query->where('a.collect_uid', $collectUserId);
                }

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

                $type = isset($params['type'])? $params['type'] : 0;
                $type = $type>0? $type : 1;
                if ($type > 0) {
                    $query->where('a.type', $type);
                }

            })
            ->where(function ($query) use ($params) {
                $keyword = isset($params['kw']) ? $params['kw'] : '';
                if ($keyword) {
                    $query->where('a.title', 'like', "%{$keyword}%")
                        ->orWhere('a.tags','like',"%{$keyword}%")
                        ->orWhere('a.description','like',"%{$keyword}%");
                }
            })
            ->selectRaw($field)
            ->orderByRaw($order)
            ->paginate($pageSize > 0 ? $pageSize : 9999999);
        $list = $list ? $list->toArray() : [];
        if ($list) {
            foreach ($list['data'] as &$item) {
                $item['time_text'] = isset($item['create_time']) && $item['create_time']? dateFormat($item['create_time']) : '';
                $item['thumb'] = isset($item['thumb']) && $item['thumb'] ? get_image_url($item['thumb']) : '';
                $item['file_url'] = isset($item['file_url']) && $item['file_url'] ? get_image_url($item['file_url']) : '';
                if(isset($item['albums'])){
                    $albums = $item['albums']? json_decode($item['albums'], true):[];
                    $item['albums'] = $albums? get_images_preview($albums) : [];
                }
                if(isset($item['music_url'])){
                    $item['music_url'] = $item['music_url']? get_image_url($item['music_url']) : '';
                }
                $member = isset($item['member'])? $item['member'] : [];
                if($member){
                    $member['avatar'] = isset($member['avatar'])? get_image_url($member['avatar']) : '';
                }
                $item['tags'] = isset($item['tags']) && $item['tags']? explode(',', $item['tags']) : [];
                $item['like_num'] = isset($item['like_num']) && $item['like_num']? format_num($item['like_num']) : 0;
                $item['collect_num'] = isset($item['collect_num']) && $item['collect_num']? format_num($item['collect_num']) : 0;
                $item['views'] = isset($item['views']) && $item['views']? format_num($item['views']) : 0;
                $item['member'] = $member;
            }
        }

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

    /**
     * 是否已经收藏或点赞过
     * @param $userId
     * @param $collectUid
     * @param int $type 类型：
     * @return array|mixed
     */
    public function checkCollect($userId, $collectId, $type=1)
    {
        $cacheKey = "caches:videos:collect:u{$userId}_c{$collectId}_{$type}";
        $data = RedisService::get($cacheKey);
        if($data){
            return $data? 1: 2;
        }

        $data = $this->model->where(['user_id'=> $userId,'collect_id'=> $collectId,'type'=> $type,'status'=>1,'mark'=>1])->value('id');
        if($data){
            RedisService::set($cacheKey, $data, rand(5, 10));
        }

        return $data? 1 : 2;
    }

    /**
     * 缓存信息
     * @param $userId
     * @param $collectId
     * @param $type
     * @return array|mixed
     */
    public function getCollectCacheInfo($userId, $collectId, $type)
    {
        $cacheKey = "caches:videos:collect:temp_{$userId}_{$collectId}_{$type}";
        $info = RedisService::get($cacheKey);
        if($info || RedisService::exists($cacheKey)){
            return $info;
        }

        $info = $this->model->where(['user_id'=> $userId,'collect_id'=> $collectId,'type'=> $type])->select(['id','user_id','status'])->first();
        $info = $info? $info->toArray() : [];
        if($info){
            RedisService::set($cacheKey, $info, rand(10,30));
        }

        return $info;
    }

    public function getRecommendData($userId)
    {
        $cacheKey = "caches:videos:recommend:{$userId}";
        $data = RedisService::get($cacheKey);
        if($data || RedisService::exists($cacheKey)){
            return $data? $data : [];
        }

        $arr = ['uids'=>[$userId],'tags'=>[]];
        $datas = $this->model->where(['user_id'=> $userId,'status'=>1,'mark'=>1])
            ->where('collect_uid','>', 0)
            ->select(['collect_uid','tags'])
            ->orderRaw('rand()')
            ->limit(rand(3,5))
            ->get();
        $datas = $datas? $datas->toArray() : [];
        if($datas){
            foreach ($datas as $item)
            {
                $uid = isset($item['collect_uid'])? $item['collect_uid'] : 0;
                $tags = isset($item['tags'])? explode(',', $item['tags']) : [];
                if($uid){
                    $arr['uids'][] = $uid;
                }

                if($tags){
                    $tags = array_filter($tags);
                    $arr['tags'] = array_merge($arr['tags'], $tags);
                    $arr['tags'] = array_unique($arr['tags']);
                }
            }

            RedisService::set($cacheKey, $arr, rand(3600, 7200));
        }

        return $arr;
    }

    /**
     * 收藏点赞
     * @param $userId
     * @param $dynamicId
     * @param $type
     * @param int $status
     * @return mixed
     */
    public function collect($userId, $params)
    {
        $collectId = isset($params['id'])? intval($params['id']) : 0;
        $type = isset($params['type'])? intval($params['type']) : 2;
        $status = isset($params['status'])? intval($params['status']) : 1;
        if($collectId<=0 || !in_array($type, [2,3]) || !in_array($status, [1,2])){
            $this->error = 2014;
            return false;
        }

        $collectInfo = $this->getCollectCacheInfo($userId, $collectId, $type);
        $id = isset($collectInfo['id'])? $collectInfo['id'] : 0;

        // 信息
        $info = VideoModel::where(['id'=> $collectId,'mark'=>1])->select(['id','user_id','tags'])->first();
        $collectUid = isset($info['user_id'])? $info['user_id'] : 0;
        if(empty($info)){
            $this->error = 1039;
            return false;
        }

        $data = [
            'user_id'=> $userId,
            'type'=> $type,
            'collect_id'=> $collectId,
            'collect_uid'=> $collectUid,
            'tags'=> isset($info['tags'])? $info['tags'] : '',
            'update_time'=> time(),
            'status'=> $status,
            'mark'=> 1,
        ];

        DB::beginTransaction();
        if(!$id){
            $data['create_time'] = time();
            if(!$this->model->insertGetId($data)){
                DB::rollBack();
                return false;
            }
        }else{
            if(!$this->model->where('id', $id)->update($data)){
                DB::rollBack();
                return false;
            }
        }

        $updateData = ['update_time'=>time()];
        if($type == 2){
            $updateData['collect_num'] = DB::raw('collect_num '.($status==1?'+ 1':'-1'));
        }else if ($type == 3){
            $updateData['like_num'] = DB::raw('like_num '.($status==1?'+ 1':'-1'));
        }
        if(!VideoModel::where(['id'=> $collectId,'mark'=>1])->update($updateData)){
            DB::rollBack();
            return false;
        }

        $this->error = 1002;
        DB::commit();
        RedisService::clear("caches:videos:collect:u{$userId}_c{$collectId}_{$type}");
        RedisService::clear("caches:videos:collect:temp_{$userId}_{$collectId}_{$type}");
        RedisService::clear("caches:videos:recommend:{$userId}");
        return true;
    }

    /**
     * 获取（被）收藏/关注/点赞数量
     * @param $userId 用户ID
     * @param int $type 类型：1-关注，2-收藏，3-点赞喜欢
     * @param int $ctype 查询类型：1-被关注/收藏/点赞，2-关注/收藏/点赞
     * @return array|mixed
     */
    public function getCount($userId, $type=1, $ctype=1)
    {
        $cacheKey = "caches:videos:collect:{$userId}_{$type}_{$ctype}";
        $data = RedisService::get($cacheKey);
        if($data){
            return $data;
        }

        $field = 'collect_uid';
        if($ctype == 2){
            $field = 'user_id';
        }

        $data = $this->model->where([$field=> $userId,'type'=>$type,'status'=>1,'mark'=>1])->count('id');
        if($data){
            RedisService::set($cacheKey, $data, 3600);
        }

        return $data;
    }

    /**
     * 取消
     * @param $userId
     * @return bool
     */
    public function cancel($userId)
    {
        // 参数
        $ids = request()->post('ids','');
        $ids = $ids? explode(',', $ids) : [];
        $type = request()->post('type',0);
        if (empty($ids) && $type == 0) {
            $this->error = 1033;
            return false;
        }

        if($type){
            $this->model->where(['user_id'=> $userId,'status'=>1,'mark'=>1])->update(['status'=>2,'update_time'=>time()]);
        }else {
            $this->model->where(['user_id'=> $userId,'status'=>1,'mark'=>1])->whereIn('id', $ids)->update(['status'=>2,'update_time'=>time()]);
        }

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


}