93 lines
1.9 KiB
PHP
93 lines
1.9 KiB
PHP
<?php
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namespace App\Cache;
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/**
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* Class UnreadTalkCache
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*
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* @package App\Cache
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*/
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class UnreadTalkCache
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{
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const KEY = 'hash:unread_talk';
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/**
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* 设置用户未读消息(自增加1)
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*
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* @param int $user_id 用户ID
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* @param string $friend_id 好友ID
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* @return bool
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*/
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public function setInc(int $user_id, string $friend_id)
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{
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$num = $this->get($user_id, $friend_id) + 1;
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return (bool)$this->redis()->hset($this->_key($user_id), $friend_id, $num);
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}
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/**
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* 获取用户指定好友的未读消息数
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*
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* @param int $user_id 用户ID
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* @param string $friend_id 好友ID
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* @return int
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*/
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public function get(int $user_id, string $friend_id)
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{
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return (int)$this->redis()->hget($this->_key($user_id), $friend_id);
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}
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/**
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* 获取用户未读消息列表
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*
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* @param int $user_id 用户ID
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* @return mixed
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*/
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public function getAll(int $user_id)
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{
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return $this->redis()->hgetall($this->_key($user_id));
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}
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/**
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* 清除用户指定好友的未读消息
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*
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* @param int $user_id 用户ID
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* @param string $friend_id 好友ID
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* @return bool
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*/
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public function del(int $user_id, string $friend_id)
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{
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return (bool)$this->redis()->hdel($this->_key($user_id), $friend_id);
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}
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/**
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* 清除用户所有好友未读数
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*
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* @param int $user_id
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* @return bool
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*/
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public function delAll(int $user_id)
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{
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return (bool)$this->redis()->del($this->_key($user_id));
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}
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/**
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* 获取缓存key
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*
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* @param int $user_id 用户ID
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* @return string
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*/
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private function _key(int $user_id)
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{
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return self::KEY . ":{$user_id}";
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}
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/**
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* 获取Redis连接
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*/
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private function redis()
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{
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return redis();
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}
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}
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