使用PHP MySQL实现数据量小的内容推荐方法

CREATE TABLE `hhyp_short_video` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `hsvn` varchar(255) DEFAULT '' COMMENT '短视频编号',
  `type` tinyint(1) DEFAULT '0' COMMENT '类型：1. 视频 2.图文',
  `user_id` int(11) DEFAULT '0',
  `video_url` varchar(255) DEFAULT '',
  `img_url` json DEFAULT NULL,
  `content` text COMMENT '内容',
  `market_goods_id` int(11) DEFAULT '0',
  `address_id` int(11) DEFAULT '0' COMMENT '地址ID',
  `lat` decimal(4,0) DEFAULT '0' COMMENT '纬度',
  `lng` decimal(4,0) DEFAULT '0' COMMENT '经度',
  `ip` varchar(100) CHARACTER SET utf8 DEFAULT '' COMMENT 'IP',
  `channel` tinyint(1) DEFAULT '0' COMMENT '渠道',
  `read_count` int(11) DEFAULT '0' COMMENT '浏览数',
  `like_count` int(11) DEFAULT '0' COMMENT '点赞数',
  `collect_count` int(11) DEFAULT '0' COMMENT '收藏数',
  `comment_count` int(11) DEFAULT '0' COMMENT '评论数',
  `share_count` int(11) DEFAULT '0' COMMENT '分享数',
  `is_top` tinyint(1) DEFAULT '0' COMMENT '是否置顶：0.否 1.是',
  `status` int(11) DEFAULT '0' COMMENT '0. 审核中 10. 推荐  20. 下架',
  `hot_int` int(11) DEFAULT '1' COMMENT '热度初始值',
  `gravity` int(11) DEFAULT '1' COMMENT '热度重力衰减值',
  `audit_time` int(11) DEFAULT '0' COMMENT '审核时间',
  `remark` text,
  `create_time` int(11) DEFAULT '0' COMMENT '创建时间',
  `delete_time` int(11) DEFAULT '0',
  `update_time` int(11) DEFAULT '0',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=107 DEFAULT CHARSET=utf8mb4;

public static function getList($map, $page = 1, $size = 20)
    {
        // 数据指标权重配置
        $wcfg = [
            'like_weight' => 4,
            'collect_weight' => 3,
            'comment_weight' => 1
        ];
        $timeUnit = 3600;          // 单位小时
        $where[] = ['delete_time', '=', 0];
        $map = array_merge($where, $map);
        // 单位小时内，点赞/收藏/评论越多热度越高，发布越久热度越低
        $alog = "(like_count*%s+collect_count*%s+comment_count*%s+hot_int)/pow((UNIX_TIMESTAMP(NOW())-create_time)/%s, gravity)";
        $hotIndex = sprintf($alog, $wcfg['like_weight'], $wcfg['collect_weight'], $wcfg['comment_weight'], $timeUnit);
        $field = ["id, hsvn,type,user_id,video_url,img_url,content,market_goods_id,
        like_count,collect_count,address_id,comment_count,share_count,create_time, $hotIndex as hot_index"];
        $list = self::field($field)
            ->json(['img_url'], true)
            ->with([
                'user' => function ($query) {
                    $query->withField('id, nickname, mobile, avatar');
                },
                'marketGoods' => function ($query) {
                    $query->withField('id, content,freight,user_id');
                },
                'address' => function ($query) {
                    $query->withField('id, mername');
                }
            ])
            ->where($map)
            ->page($page, $size)
            ->order("hot_index desc")
            ->select();
        return $list;
    }

CREATE TABLE `hhyp_user_attention` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `user_id` int(11) NOT NULL DEFAULT '0' COMMENT '用户id',
  `comcemed_user_id` int(11) NOT NULL DEFAULT '0' COMMENT '关注的用户id',
  `create_time` int(11) DEFAULT '0' COMMENT '创建时间',
  `status` smallint(3) NOT NULL DEFAULT '0' COMMENT '关注状态 0未关注 1已关注',
  `update_time` int(11) DEFAULT '0' COMMENT '更新时间',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=352 DEFAULT CHARSET=utf8mb4;

// 关注链列表
    public static function grandadList($userIds = [], &$allList = [], &$level = 1)
    {
        $field = ["comcemed_user_id, count(*) as fans_count, {$level} as level"];
        $list = self::field($field)
            ->where('comcemed_user_id', 'in', function ($query) use ($userIds) {
                $query->table('hhyp_user_attention')
                    ->where('user_id', 'in', $userIds)
                    ->where('status', '=', 1)
                    ->field('comcemed_user_id');
            })
            ->where('status', '=', 1)
            ->group('comcemed_user_id')
            ->order('fans_count desc')
            ->limit(10)
            ->select()
            ->toArray();
        if ($list && $level < 4) {
            $level++;
            $comcemedUserIds = array_column($list, 'comcemed_user_id');
            $list = self::grandadList($comcemedUserIds, $list, $level);
        }
        $list = array_merge($allList, $list);
        return $list;
    }