<?php

namespace App;

use Illuminate\Support\Facades\Redis;

class RedisModel
{
    public static function get( $key ){
        return Redis::get($key);
    }

    public static function set( $key, $data){
        return Redis::set( $key, $data);
    }

    public static function expire( $key, $time = 60 ){
        return Redis::expire( $key, $time );
    }

    public static function setnx( $key, $data){
        return Redis::setnx( $key, $data);
    }

    public static function del( $keys ){
        return Redis::del( ...(array) $keys);
    }

    public static function incr( $key ){
        return Redis::incr($key);
    }

    public static function setex( $key, $sec, $data){
        return Redis::setex($key, $sec, $data);
    }

    public static function exists( $key ){
        return Redis::exists($key);
    }

    /**
     * 从redis中取出数据并进行反序列化
     * @param $key
     * @return mixed
     */
    public static function getAfterDecode($key)
    {
        $res = static::get($key);
        return json_decode($res, true);
    }

    /**
     * 将数据序列化后存入redis
     * @param $key
     * @param $data
     * @param int $timeout
     * @return bool
     */
    public static function setAfterEncode($key, $data, $timeout = 0)
    {
        $data = json_encode($data, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
        Redis::setnx($key, $timeout);
        return Redis::set($key, $data);
    }

    public static function keys($pattern)
    {
        return Redis::keys($pattern);
    }

    // -------------------------------- 列表 List

    public static function lPush($key, $values)
    {
        return Redis::lPush($key, ...(array) $values);
    }

    public static function rPush($key, $values)
    {
        return Redis::rPush($key, ...(array) $values);
    }

    public static function rPop($key)
    {
        return Redis::rpop($key);
    }

    /**
     * 返回列表指定范围内的元素
     * @param $key
     * @param int $start
     * @param int $end
     * @return array
     */
    public static function lRange($key, $start = 0, $end = -1)
    {
        return Redis::lRange($key, $start, $end);
    }

    public static function lLen($key)
    {
        return Redis::llen($key);
    }

    public static function rPopLpush($srcKey, $dstKey)
    {
        return Redis::rpoplpush($srcKey, $dstKey);
    }

    // -------------------------------- 集合 Set

    /**
     * # SADD key member1 [member2]
     *
     * 向集合添加一个或多个成员
     *
     * @param $key
     * @param $members
     * @return int 成功添加数量
     */
    public static function sAdd($key, $members)
    {
        // php >= 5.6
        return (int) Redis::sadd($key, ...(array) $members);

        // 通用写法
//        $params = array_merge([$key], (array) $members);
//        return (int) call_user_func_array([$redis, 'sadd'], $params);
    }

    // -------------------------------- 有序集合 Sorted Set
    public static function zAdd($key, $fieldScoreKv)
    {
        $params = [];

        foreach ($fieldScoreKv as $field => $score) {
            $params[] = $score;
            $params[] = $field;
        }

        return Redis::zAdd($key, ... $params);
    }

    public static function zRem($key, $members)
    {
        return Redis::zRem($key, ...(array) $members);
    }

    /**
     * 返回指定元素的分数
     * @param $key
     * @param $member
     * @return float
     */
    public static function zScore($key, $member)
    {
        return Redis::zScore($key, $member);
    }

    // -------------------------------- Hash

    public static function hMset($key, $hashKvs)
    {
        return Redis::hMset($key, $hashKvs);
    }

    public static function hMget($key, $hashKeys)
    {
        return Redis::hMget($key, (array) $hashKeys);
    }

    public static function hGetAll($key)
    {
        return Redis::hGetAll($key);
    }

    public static function hDel($key, $hashKeys)
    {
        return Redis::hDel($key, ...(array) $hashKeys);
    }

    public static function hLen($key)
    {
        return Redis::hLen($key);
    }

    public static function hSet($key, $hashkey, $value)
    {
        return Redis::hSet($key, $hashkey, $value);
    }

    public static function hGet($key, $hashkey)
    {
        return Redis::hGet($key, $hashkey);
    }

    public static function hExists($key, $hashkey)
    {
        return Redis::hExists($key, $hashkey);
    }

    public static function hIncrby ($key, $hashkey, $num)
    {
        return Redis::hIncrby($key, $hashkey, $num);
    }
}